# flake8: noqa
# type: ignore
# Generated from Go.g4 by ANTLR 4.8
# encoding: utf-8
from ..._vendor.antlr4 import *
from io import StringIO
import sys
if sys.version_info[1] > 5:
	from typing import TextIO
else:
	from typing.io import TextIO


def serializedATN():
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class GoParser ( Parser ):

    grammarFileName = "Go.g4"

    atn = ATNDeserializer().deserialize(serializedATN())

    decisionsToDFA = [ DFA(ds, i) for i, ds in enumerate(atn.decisionToState) ]

    sharedContextCache = PredictionContextCache()

    literalNames = [ "<INVALID>", "'break'", "'case'", "'chan'", "'const'", 
                     "'continue'", "'default'", "'defer'", "'else'", "'fallthrough'", 
                     "'for'", "'func'", "'go'", "'goto'", "'if'", "'import'", 
                     "'interface'", "'map'", "'package'", "'range'", "'return'", 
                     "'select'", "'struct'", "'switch'", "'type'", "'var'", 
                     "'nil'", "<INVALID>", "'='", "':'", "','", "':='", 
                     "'.'", "'...'", "'['", "'{'", "'('", "'--'", "'++'", 
                     "']'", "'}'", "')'", "';'", "'&&'", "'||'", "'=='", 
                     "'>'", "'>='", "'<'", "'<='", "'!='", "'&^'", "'/'", 
                     "'<<'", "'%'", "'|'", "'>>'", "'!'", "'&'", "'^'", 
                     "'-'", "'+'", "'<-'", "'*'" ]

    symbolicNames = [ "<INVALID>", "BREAK", "CASE", "CHAN", "CONST", "CONTINUE", 
                      "DEFAULT", "DEFER", "ELSE", "FALLTHROUGH", "FOR", 
                      "FUNC", "GO", "GOTO", "IF", "IMPORT", "INTERFACE", 
                      "MAP", "PACKAGE", "RANGE", "RETURN", "SELECT", "STRUCT", 
                      "SWITCH", "TYPE", "VAR", "NIL_LIT", "IDENTIFIER", 
                      "ASSIGN", "COLON", "COMMA", "DECLARE_ASSIGN", "DOT", 
                      "ELLIPSIS", "L_BRACKET", "L_CURLY", "L_PAREN", "MINUS_MINUS", 
                      "PLUS_PLUS", "R_BRACKET", "R_CURLY", "R_PAREN", "SEMI", 
                      "LOGICAL_AND", "LOGICAL_OR", "EQUALS", "GREATER", 
                      "GREATER_OR_EQUALS", "LESS", "LESS_OR_EQUALS", "NOT_EQUALS", 
                      "BIT_CLEAR", "DIV", "LSHIFT", "MOD", "OR", "RSHIFT", 
                      "EXCLAMATION", "AMPERSAND", "CARET", "MINUS", "PLUS", 
                      "RECEIVE", "STAR", "DECIMAL_LIT", "HEX_LIT", "OCTAL_LIT", 
                      "FLOAT_LIT", "IMAGINARY_LIT", "RUNE_LIT", "RAW_STRING_LIT", 
                      "INTERPRETED_STRING_LIT", "WS", "COMMENT", "TERMINATOR", 
                      "LINE_COMMENT" ]

    RULE_sourceFile = 0
    RULE_packageClause = 1
    RULE_importDecl = 2
    RULE_importSpec = 3
    RULE_importPath = 4
    RULE_declaration = 5
    RULE_constDecl = 6
    RULE_constSpec = 7
    RULE_identifierList = 8
    RULE_expressionList = 9
    RULE_typeDecl = 10
    RULE_typeSpec = 11
    RULE_functionDecl = 12
    RULE_methodDecl = 13
    RULE_receiver = 14
    RULE_varDecl = 15
    RULE_varSpec = 16
    RULE_block = 17
    RULE_statementList = 18
    RULE_statement = 19
    RULE_simpleStmt = 20
    RULE_expressionStmt = 21
    RULE_sendStmt = 22
    RULE_incDecStmt = 23
    RULE_assignment = 24
    RULE_assign_op = 25
    RULE_shortVarDecl = 26
    RULE_emptyStmt = 27
    RULE_labeledStmt = 28
    RULE_returnStmt = 29
    RULE_breakStmt = 30
    RULE_continueStmt = 31
    RULE_gotoStmt = 32
    RULE_fallthroughStmt = 33
    RULE_deferStmt = 34
    RULE_ifStmt = 35
    RULE_switchStmt = 36
    RULE_exprSwitchStmt = 37
    RULE_exprCaseClause = 38
    RULE_exprSwitchCase = 39
    RULE_typeSwitchStmt = 40
    RULE_typeSwitchGuard = 41
    RULE_typeCaseClause = 42
    RULE_typeSwitchCase = 43
    RULE_typeList = 44
    RULE_selectStmt = 45
    RULE_commClause = 46
    RULE_commCase = 47
    RULE_recvStmt = 48
    RULE_forStmt = 49
    RULE_forClause = 50
    RULE_rangeClause = 51
    RULE_goStmt = 52
    RULE_type_ = 53
    RULE_typeName = 54
    RULE_typeLit = 55
    RULE_arrayType = 56
    RULE_arrayLength = 57
    RULE_elementType = 58
    RULE_pointerType = 59
    RULE_interfaceType = 60
    RULE_sliceType = 61
    RULE_mapType = 62
    RULE_channelType = 63
    RULE_methodSpec = 64
    RULE_functionType = 65
    RULE_signature = 66
    RULE_result = 67
    RULE_parameters = 68
    RULE_parameterDecl = 69
    RULE_expression = 70
    RULE_primaryExpr = 71
    RULE_unaryExpr = 72
    RULE_conversion = 73
    RULE_operand = 74
    RULE_literal = 75
    RULE_basicLit = 76
    RULE_integer = 77
    RULE_operandName = 78
    RULE_qualifiedIdent = 79
    RULE_compositeLit = 80
    RULE_literalType = 81
    RULE_literalValue = 82
    RULE_elementList = 83
    RULE_keyedElement = 84
    RULE_key = 85
    RULE_element = 86
    RULE_structType = 87
    RULE_fieldDecl = 88
    RULE_string_ = 89
    RULE_anonymousField = 90
    RULE_functionLit = 91
    RULE_index = 92
    RULE_sliceNode = 93
    RULE_typeAssertion = 94
    RULE_arguments = 95
    RULE_methodExpr = 96
    RULE_receiverType = 97
    RULE_eos = 98

    ruleNames =  [ "sourceFile", "packageClause", "importDecl", "importSpec", 
                   "importPath", "declaration", "constDecl", "constSpec", 
                   "identifierList", "expressionList", "typeDecl", "typeSpec", 
                   "functionDecl", "methodDecl", "receiver", "varDecl", 
                   "varSpec", "block", "statementList", "statement", "simpleStmt", 
                   "expressionStmt", "sendStmt", "incDecStmt", "assignment", 
                   "assign_op", "shortVarDecl", "emptyStmt", "labeledStmt", 
                   "returnStmt", "breakStmt", "continueStmt", "gotoStmt", 
                   "fallthroughStmt", "deferStmt", "ifStmt", "switchStmt", 
                   "exprSwitchStmt", "exprCaseClause", "exprSwitchCase", 
                   "typeSwitchStmt", "typeSwitchGuard", "typeCaseClause", 
                   "typeSwitchCase", "typeList", "selectStmt", "commClause", 
                   "commCase", "recvStmt", "forStmt", "forClause", "rangeClause", 
                   "goStmt", "type_", "typeName", "typeLit", "arrayType", 
                   "arrayLength", "elementType", "pointerType", "interfaceType", 
                   "sliceType", "mapType", "channelType", "methodSpec", 
                   "functionType", "signature", "result", "parameters", 
                   "parameterDecl", "expression", "primaryExpr", "unaryExpr", 
                   "conversion", "operand", "literal", "basicLit", "integer", 
                   "operandName", "qualifiedIdent", "compositeLit", "literalType", 
                   "literalValue", "elementList", "keyedElement", "key", 
                   "element", "structType", "fieldDecl", "string_", "anonymousField", 
                   "functionLit", "index", "sliceNode", "typeAssertion", 
                   "arguments", "methodExpr", "receiverType", "eos" ]

    EOF = Token.EOF
    BREAK=1
    CASE=2
    CHAN=3
    CONST=4
    CONTINUE=5
    DEFAULT=6
    DEFER=7
    ELSE=8
    FALLTHROUGH=9
    FOR=10
    FUNC=11
    GO=12
    GOTO=13
    IF=14
    IMPORT=15
    INTERFACE=16
    MAP=17
    PACKAGE=18
    RANGE=19
    RETURN=20
    SELECT=21
    STRUCT=22
    SWITCH=23
    TYPE=24
    VAR=25
    NIL_LIT=26
    IDENTIFIER=27
    ASSIGN=28
    COLON=29
    COMMA=30
    DECLARE_ASSIGN=31
    DOT=32
    ELLIPSIS=33
    L_BRACKET=34
    L_CURLY=35
    L_PAREN=36
    MINUS_MINUS=37
    PLUS_PLUS=38
    R_BRACKET=39
    R_CURLY=40
    R_PAREN=41
    SEMI=42
    LOGICAL_AND=43
    LOGICAL_OR=44
    EQUALS=45
    GREATER=46
    GREATER_OR_EQUALS=47
    LESS=48
    LESS_OR_EQUALS=49
    NOT_EQUALS=50
    BIT_CLEAR=51
    DIV=52
    LSHIFT=53
    MOD=54
    OR=55
    RSHIFT=56
    EXCLAMATION=57
    AMPERSAND=58
    CARET=59
    MINUS=60
    PLUS=61
    RECEIVE=62
    STAR=63
    DECIMAL_LIT=64
    HEX_LIT=65
    OCTAL_LIT=66
    FLOAT_LIT=67
    IMAGINARY_LIT=68
    RUNE_LIT=69
    RAW_STRING_LIT=70
    INTERPRETED_STRING_LIT=71
    WS=72
    COMMENT=73
    TERMINATOR=74
    LINE_COMMENT=75

    def __init__(self, input:TokenStream, output:TextIO = sys.stdout):
        super().__init__(input, output)
        self.checkVersion("4.8")
        self._interp = ParserATNSimulator(self, self.atn, self.decisionsToDFA, self.sharedContextCache)
        self._predicates = None



    def lineTerminatorAhead(self):
        possibleIndexEosToken = self.getCurrentToken().tokenIndex - 1

        if possibleIndexEosToken == -1:
            return True

        ahead = self._input.get(possibleIndexEosToken)
        if ahead.channel != self._input.tokenSource.HIDDEN:
            return False

        if ahead.type == self.TERMINATOR:
            return True

        if ahead.type == self.WS:
            possibleIndexEosToken = self.getCurrentToken().tokenIndex - 2
            ahead = self._input.get(possibleIndexEosToken)

        text = ahead.text
        type = ahead.type

        return (
            (type == self.COMMENT and ('\r' in text or '\n' in text)) or
            (type == self.TERMINATOR)
        )

    def noTerminatorBetween(self, tokenOffset):
        tokens = self._input.getHiddenTokensToLeft(self._input.LT(tokenOffset).tokenIndex)

        if not tokens:
            return True

        for token in tokens:
            if '\n' in token.text:
                return False

        return True

    def noTerminatorAfterParams(self, tokenOffset):
        leftParams = 1
        rightParams = 0

        if self._input.LT(tokenOffset).type == self.L_PAREN:
            while leftParams != rightParams:
                tokenOffset += 1
                valueType = self._input.LT(tokenOffset).type

                if valueType == self.L_PAREN:
                    leftParams += 1
                elif valueType == self.R_PAREN:
                    rightParams += 1

            tokenOffset += 1
            return self.noTerminatorBetween(tokenOffset)

        return True

    def checkPreviousTokenText(self, text):
        prevTokenText = self._input.LT(1).text

        if prevTokenText is None:
            return False

        return prevTokenText == text



    class SourceFileContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def packageClause(self):
            return self.getTypedRuleContext(GoParser.PackageClauseContext,0)


        def eos(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.EosContext)
            else:
                return self.getTypedRuleContext(GoParser.EosContext,i)


        def importDecl(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ImportDeclContext)
            else:
                return self.getTypedRuleContext(GoParser.ImportDeclContext,i)


        def functionDecl(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.FunctionDeclContext)
            else:
                return self.getTypedRuleContext(GoParser.FunctionDeclContext,i)


        def methodDecl(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.MethodDeclContext)
            else:
                return self.getTypedRuleContext(GoParser.MethodDeclContext,i)


        def declaration(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.DeclarationContext)
            else:
                return self.getTypedRuleContext(GoParser.DeclarationContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_sourceFile

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSourceFile" ):
                listener.enterSourceFile(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSourceFile" ):
                listener.exitSourceFile(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSourceFile" ):
                return visitor.visitSourceFile(self)
            else:
                return visitor.visitChildren(self)




    def sourceFile(self):

        localctx = GoParser.SourceFileContext(self, self._ctx, self.state)
        self.enterRule(localctx, 0, self.RULE_sourceFile)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 198
            self.packageClause()
            self.state = 199
            self.eos()
            self.state = 205
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==GoParser.IMPORT:
                self.state = 200
                self.importDecl()
                self.state = 201
                self.eos()
                self.state = 207
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 217
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CONST) | (1 << GoParser.FUNC) | (1 << GoParser.TYPE) | (1 << GoParser.VAR))) != 0):
                self.state = 211
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,1,self._ctx)
                if la_ == 1:
                    self.state = 208
                    self.functionDecl()
                    pass

                elif la_ == 2:
                    self.state = 209
                    self.methodDecl()
                    pass

                elif la_ == 3:
                    self.state = 210
                    self.declaration()
                    pass


                self.state = 213
                self.eos()
                self.state = 219
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class PackageClauseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def PACKAGE(self):
            return self.getToken(GoParser.PACKAGE, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def getRuleIndex(self):
            return GoParser.RULE_packageClause

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPackageClause" ):
                listener.enterPackageClause(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPackageClause" ):
                listener.exitPackageClause(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPackageClause" ):
                return visitor.visitPackageClause(self)
            else:
                return visitor.visitChildren(self)




    def packageClause(self):

        localctx = GoParser.PackageClauseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 2, self.RULE_packageClause)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 220
            self.match(GoParser.PACKAGE)
            self.state = 221
            self.match(GoParser.IDENTIFIER)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ImportDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IMPORT(self):
            return self.getToken(GoParser.IMPORT, 0)

        def importSpec(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ImportSpecContext)
            else:
                return self.getTypedRuleContext(GoParser.ImportSpecContext,i)


        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def eos(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.EosContext)
            else:
                return self.getTypedRuleContext(GoParser.EosContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_importDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterImportDecl" ):
                listener.enterImportDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitImportDecl" ):
                listener.exitImportDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitImportDecl" ):
                return visitor.visitImportDecl(self)
            else:
                return visitor.visitChildren(self)




    def importDecl(self):

        localctx = GoParser.ImportDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 4, self.RULE_importDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 223
            self.match(GoParser.IMPORT)
            self.state = 235
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.IDENTIFIER, GoParser.DOT, GoParser.RAW_STRING_LIT, GoParser.INTERPRETED_STRING_LIT]:
                self.state = 224
                self.importSpec()
                pass
            elif token in [GoParser.L_PAREN]:
                self.state = 225
                self.match(GoParser.L_PAREN)
                self.state = 231
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while ((((_la - 27)) & ~0x3f) == 0 and ((1 << (_la - 27)) & ((1 << (GoParser.IDENTIFIER - 27)) | (1 << (GoParser.DOT - 27)) | (1 << (GoParser.RAW_STRING_LIT - 27)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 27)))) != 0):
                    self.state = 226
                    self.importSpec()
                    self.state = 227
                    self.eos()
                    self.state = 233
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 234
                self.match(GoParser.R_PAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ImportSpecContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def importPath(self):
            return self.getTypedRuleContext(GoParser.ImportPathContext,0)


        def DOT(self):
            return self.getToken(GoParser.DOT, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def getRuleIndex(self):
            return GoParser.RULE_importSpec

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterImportSpec" ):
                listener.enterImportSpec(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitImportSpec" ):
                listener.exitImportSpec(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitImportSpec" ):
                return visitor.visitImportSpec(self)
            else:
                return visitor.visitChildren(self)




    def importSpec(self):

        localctx = GoParser.ImportSpecContext(self, self._ctx, self.state)
        self.enterRule(localctx, 6, self.RULE_importSpec)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 238
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==GoParser.IDENTIFIER or _la==GoParser.DOT:
                self.state = 237
                _la = self._input.LA(1)
                if not(_la==GoParser.IDENTIFIER or _la==GoParser.DOT):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()


            self.state = 240
            self.importPath()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ImportPathContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def string_(self):
            return self.getTypedRuleContext(GoParser.String_Context,0)


        def getRuleIndex(self):
            return GoParser.RULE_importPath

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterImportPath" ):
                listener.enterImportPath(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitImportPath" ):
                listener.exitImportPath(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitImportPath" ):
                return visitor.visitImportPath(self)
            else:
                return visitor.visitChildren(self)




    def importPath(self):

        localctx = GoParser.ImportPathContext(self, self._ctx, self.state)
        self.enterRule(localctx, 8, self.RULE_importPath)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 242
            self.string_()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class DeclarationContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def constDecl(self):
            return self.getTypedRuleContext(GoParser.ConstDeclContext,0)


        def typeDecl(self):
            return self.getTypedRuleContext(GoParser.TypeDeclContext,0)


        def varDecl(self):
            return self.getTypedRuleContext(GoParser.VarDeclContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_declaration

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDeclaration" ):
                listener.enterDeclaration(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDeclaration" ):
                listener.exitDeclaration(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDeclaration" ):
                return visitor.visitDeclaration(self)
            else:
                return visitor.visitChildren(self)




    def declaration(self):

        localctx = GoParser.DeclarationContext(self, self._ctx, self.state)
        self.enterRule(localctx, 10, self.RULE_declaration)
        try:
            self.state = 247
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.CONST]:
                self.enterOuterAlt(localctx, 1)
                self.state = 244
                self.constDecl()
                pass
            elif token in [GoParser.TYPE]:
                self.enterOuterAlt(localctx, 2)
                self.state = 245
                self.typeDecl()
                pass
            elif token in [GoParser.VAR]:
                self.enterOuterAlt(localctx, 3)
                self.state = 246
                self.varDecl()
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ConstDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def CONST(self):
            return self.getToken(GoParser.CONST, 0)

        def constSpec(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ConstSpecContext)
            else:
                return self.getTypedRuleContext(GoParser.ConstSpecContext,i)


        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def eos(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.EosContext)
            else:
                return self.getTypedRuleContext(GoParser.EosContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_constDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterConstDecl" ):
                listener.enterConstDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitConstDecl" ):
                listener.exitConstDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitConstDecl" ):
                return visitor.visitConstDecl(self)
            else:
                return visitor.visitChildren(self)




    def constDecl(self):

        localctx = GoParser.ConstDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 12, self.RULE_constDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 249
            self.match(GoParser.CONST)
            self.state = 261
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.IDENTIFIER]:
                self.state = 250
                self.constSpec()
                pass
            elif token in [GoParser.L_PAREN]:
                self.state = 251
                self.match(GoParser.L_PAREN)
                self.state = 257
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==GoParser.IDENTIFIER:
                    self.state = 252
                    self.constSpec()
                    self.state = 253
                    self.eos()
                    self.state = 259
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 260
                self.match(GoParser.R_PAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ConstSpecContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def identifierList(self):
            return self.getTypedRuleContext(GoParser.IdentifierListContext,0)


        def ASSIGN(self):
            return self.getToken(GoParser.ASSIGN, 0)

        def expressionList(self):
            return self.getTypedRuleContext(GoParser.ExpressionListContext,0)


        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def getRuleIndex(self):
            return GoParser.RULE_constSpec

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterConstSpec" ):
                listener.enterConstSpec(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitConstSpec" ):
                listener.exitConstSpec(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitConstSpec" ):
                return visitor.visitConstSpec(self)
            else:
                return visitor.visitChildren(self)




    def constSpec(self):

        localctx = GoParser.ConstSpecContext(self, self._ctx, self.state)
        self.enterRule(localctx, 14, self.RULE_constSpec)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 263
            self.identifierList()
            self.state = 269
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,10,self._ctx)
            if la_ == 1:
                self.state = 265
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0):
                    self.state = 264
                    self.type_()


                self.state = 267
                self.match(GoParser.ASSIGN)
                self.state = 268
                self.expressionList()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IdentifierListContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IDENTIFIER(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.IDENTIFIER)
            else:
                return self.getToken(GoParser.IDENTIFIER, i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.COMMA)
            else:
                return self.getToken(GoParser.COMMA, i)

        def getRuleIndex(self):
            return GoParser.RULE_identifierList

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIdentifierList" ):
                listener.enterIdentifierList(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIdentifierList" ):
                listener.exitIdentifierList(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIdentifierList" ):
                return visitor.visitIdentifierList(self)
            else:
                return visitor.visitChildren(self)




    def identifierList(self):

        localctx = GoParser.IdentifierListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 16, self.RULE_identifierList)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 271
            self.match(GoParser.IDENTIFIER)
            self.state = 276
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,11,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    self.state = 272
                    self.match(GoParser.COMMA)
                    self.state = 273
                    self.match(GoParser.IDENTIFIER) 
                self.state = 278
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,11,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExpressionListContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expression(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ExpressionContext)
            else:
                return self.getTypedRuleContext(GoParser.ExpressionContext,i)


        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.COMMA)
            else:
                return self.getToken(GoParser.COMMA, i)

        def getRuleIndex(self):
            return GoParser.RULE_expressionList

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExpressionList" ):
                listener.enterExpressionList(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExpressionList" ):
                listener.exitExpressionList(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExpressionList" ):
                return visitor.visitExpressionList(self)
            else:
                return visitor.visitChildren(self)




    def expressionList(self):

        localctx = GoParser.ExpressionListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 18, self.RULE_expressionList)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 279
            self.expression(0)
            self.state = 284
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,12,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    self.state = 280
                    self.match(GoParser.COMMA)
                    self.state = 281
                    self.expression(0) 
                self.state = 286
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,12,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def TYPE(self):
            return self.getToken(GoParser.TYPE, 0)

        def typeSpec(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.TypeSpecContext)
            else:
                return self.getTypedRuleContext(GoParser.TypeSpecContext,i)


        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def eos(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.EosContext)
            else:
                return self.getTypedRuleContext(GoParser.EosContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_typeDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeDecl" ):
                listener.enterTypeDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeDecl" ):
                listener.exitTypeDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeDecl" ):
                return visitor.visitTypeDecl(self)
            else:
                return visitor.visitChildren(self)




    def typeDecl(self):

        localctx = GoParser.TypeDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 20, self.RULE_typeDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 287
            self.match(GoParser.TYPE)
            self.state = 299
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.IDENTIFIER]:
                self.state = 288
                self.typeSpec()
                pass
            elif token in [GoParser.L_PAREN]:
                self.state = 289
                self.match(GoParser.L_PAREN)
                self.state = 295
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==GoParser.IDENTIFIER:
                    self.state = 290
                    self.typeSpec()
                    self.state = 291
                    self.eos()
                    self.state = 297
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 298
                self.match(GoParser.R_PAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeSpecContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def ASSIGN(self):
            return self.getToken(GoParser.ASSIGN, 0)

        def getRuleIndex(self):
            return GoParser.RULE_typeSpec

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeSpec" ):
                listener.enterTypeSpec(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeSpec" ):
                listener.exitTypeSpec(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeSpec" ):
                return visitor.visitTypeSpec(self)
            else:
                return visitor.visitChildren(self)




    def typeSpec(self):

        localctx = GoParser.TypeSpecContext(self, self._ctx, self.state)
        self.enterRule(localctx, 22, self.RULE_typeSpec)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 301
            self.match(GoParser.IDENTIFIER)
            self.state = 303
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==GoParser.ASSIGN:
                self.state = 302
                self.match(GoParser.ASSIGN)


            self.state = 305
            self.type_()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FunctionDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def FUNC(self):
            return self.getToken(GoParser.FUNC, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def signature(self):
            return self.getTypedRuleContext(GoParser.SignatureContext,0)


        def block(self):
            return self.getTypedRuleContext(GoParser.BlockContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_functionDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunctionDecl" ):
                listener.enterFunctionDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunctionDecl" ):
                listener.exitFunctionDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunctionDecl" ):
                return visitor.visitFunctionDecl(self)
            else:
                return visitor.visitChildren(self)




    def functionDecl(self):

        localctx = GoParser.FunctionDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 24, self.RULE_functionDecl)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 307
            self.match(GoParser.FUNC)
            self.state = 308
            self.match(GoParser.IDENTIFIER)

            self.state = 309
            self.signature()
            self.state = 311
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,16,self._ctx)
            if la_ == 1:
                self.state = 310
                self.block()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class MethodDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def FUNC(self):
            return self.getToken(GoParser.FUNC, 0)

        def receiver(self):
            return self.getTypedRuleContext(GoParser.ReceiverContext,0)


        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def signature(self):
            return self.getTypedRuleContext(GoParser.SignatureContext,0)


        def block(self):
            return self.getTypedRuleContext(GoParser.BlockContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_methodDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMethodDecl" ):
                listener.enterMethodDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMethodDecl" ):
                listener.exitMethodDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMethodDecl" ):
                return visitor.visitMethodDecl(self)
            else:
                return visitor.visitChildren(self)




    def methodDecl(self):

        localctx = GoParser.MethodDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 26, self.RULE_methodDecl)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 313
            self.match(GoParser.FUNC)
            self.state = 314
            self.receiver()
            self.state = 315
            self.match(GoParser.IDENTIFIER)

            self.state = 316
            self.signature()
            self.state = 318
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,17,self._ctx)
            if la_ == 1:
                self.state = 317
                self.block()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ReceiverContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def parameters(self):
            return self.getTypedRuleContext(GoParser.ParametersContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_receiver

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterReceiver" ):
                listener.enterReceiver(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitReceiver" ):
                listener.exitReceiver(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReceiver" ):
                return visitor.visitReceiver(self)
            else:
                return visitor.visitChildren(self)




    def receiver(self):

        localctx = GoParser.ReceiverContext(self, self._ctx, self.state)
        self.enterRule(localctx, 28, self.RULE_receiver)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 320
            self.parameters()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class VarDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def VAR(self):
            return self.getToken(GoParser.VAR, 0)

        def varSpec(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.VarSpecContext)
            else:
                return self.getTypedRuleContext(GoParser.VarSpecContext,i)


        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def eos(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.EosContext)
            else:
                return self.getTypedRuleContext(GoParser.EosContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_varDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterVarDecl" ):
                listener.enterVarDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitVarDecl" ):
                listener.exitVarDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitVarDecl" ):
                return visitor.visitVarDecl(self)
            else:
                return visitor.visitChildren(self)




    def varDecl(self):

        localctx = GoParser.VarDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 30, self.RULE_varDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 322
            self.match(GoParser.VAR)
            self.state = 334
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.IDENTIFIER]:
                self.state = 323
                self.varSpec()
                pass
            elif token in [GoParser.L_PAREN]:
                self.state = 324
                self.match(GoParser.L_PAREN)
                self.state = 330
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==GoParser.IDENTIFIER:
                    self.state = 325
                    self.varSpec()
                    self.state = 326
                    self.eos()
                    self.state = 332
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 333
                self.match(GoParser.R_PAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class VarSpecContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def identifierList(self):
            return self.getTypedRuleContext(GoParser.IdentifierListContext,0)


        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def ASSIGN(self):
            return self.getToken(GoParser.ASSIGN, 0)

        def expressionList(self):
            return self.getTypedRuleContext(GoParser.ExpressionListContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_varSpec

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterVarSpec" ):
                listener.enterVarSpec(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitVarSpec" ):
                listener.exitVarSpec(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitVarSpec" ):
                return visitor.visitVarSpec(self)
            else:
                return visitor.visitChildren(self)




    def varSpec(self):

        localctx = GoParser.VarSpecContext(self, self._ctx, self.state)
        self.enterRule(localctx, 32, self.RULE_varSpec)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 336
            self.identifierList()
            self.state = 344
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.CHAN, GoParser.FUNC, GoParser.INTERFACE, GoParser.MAP, GoParser.STRUCT, GoParser.IDENTIFIER, GoParser.L_BRACKET, GoParser.L_PAREN, GoParser.RECEIVE, GoParser.STAR]:
                self.state = 337
                self.type_()
                self.state = 340
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,20,self._ctx)
                if la_ == 1:
                    self.state = 338
                    self.match(GoParser.ASSIGN)
                    self.state = 339
                    self.expressionList()


                pass
            elif token in [GoParser.ASSIGN]:
                self.state = 342
                self.match(GoParser.ASSIGN)
                self.state = 343
                self.expressionList()
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class BlockContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def L_CURLY(self):
            return self.getToken(GoParser.L_CURLY, 0)

        def R_CURLY(self):
            return self.getToken(GoParser.R_CURLY, 0)

        def statementList(self):
            return self.getTypedRuleContext(GoParser.StatementListContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_block

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBlock" ):
                listener.enterBlock(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBlock" ):
                listener.exitBlock(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBlock" ):
                return visitor.visitBlock(self)
            else:
                return visitor.visitChildren(self)




    def block(self):

        localctx = GoParser.BlockContext(self, self._ctx, self.state)
        self.enterRule(localctx, 34, self.RULE_block)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 346
            self.match(GoParser.L_CURLY)
            self.state = 348
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.BREAK) | (1 << GoParser.CHAN) | (1 << GoParser.CONST) | (1 << GoParser.CONTINUE) | (1 << GoParser.DEFER) | (1 << GoParser.FALLTHROUGH) | (1 << GoParser.FOR) | (1 << GoParser.FUNC) | (1 << GoParser.GO) | (1 << GoParser.GOTO) | (1 << GoParser.IF) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.RETURN) | (1 << GoParser.SELECT) | (1 << GoParser.STRUCT) | (1 << GoParser.SWITCH) | (1 << GoParser.TYPE) | (1 << GoParser.VAR) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_CURLY) | (1 << GoParser.L_PAREN) | (1 << GoParser.SEMI) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 347
                self.statementList()


            self.state = 350
            self.match(GoParser.R_CURLY)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class StatementListContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def statement(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.StatementContext)
            else:
                return self.getTypedRuleContext(GoParser.StatementContext,i)


        def eos(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.EosContext)
            else:
                return self.getTypedRuleContext(GoParser.EosContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_statementList

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStatementList" ):
                listener.enterStatementList(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStatementList" ):
                listener.exitStatementList(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStatementList" ):
                return visitor.visitStatementList(self)
            else:
                return visitor.visitChildren(self)




    def statementList(self):

        localctx = GoParser.StatementListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 36, self.RULE_statementList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 355 
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while True:
                self.state = 352
                self.statement()
                self.state = 353
                self.eos()
                self.state = 357 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if not ((((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.BREAK) | (1 << GoParser.CHAN) | (1 << GoParser.CONST) | (1 << GoParser.CONTINUE) | (1 << GoParser.DEFER) | (1 << GoParser.FALLTHROUGH) | (1 << GoParser.FOR) | (1 << GoParser.FUNC) | (1 << GoParser.GO) | (1 << GoParser.GOTO) | (1 << GoParser.IF) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.RETURN) | (1 << GoParser.SELECT) | (1 << GoParser.STRUCT) | (1 << GoParser.SWITCH) | (1 << GoParser.TYPE) | (1 << GoParser.VAR) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_CURLY) | (1 << GoParser.L_PAREN) | (1 << GoParser.SEMI) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0)):
                    break

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class StatementContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def declaration(self):
            return self.getTypedRuleContext(GoParser.DeclarationContext,0)


        def labeledStmt(self):
            return self.getTypedRuleContext(GoParser.LabeledStmtContext,0)


        def simpleStmt(self):
            return self.getTypedRuleContext(GoParser.SimpleStmtContext,0)


        def goStmt(self):
            return self.getTypedRuleContext(GoParser.GoStmtContext,0)


        def returnStmt(self):
            return self.getTypedRuleContext(GoParser.ReturnStmtContext,0)


        def breakStmt(self):
            return self.getTypedRuleContext(GoParser.BreakStmtContext,0)


        def continueStmt(self):
            return self.getTypedRuleContext(GoParser.ContinueStmtContext,0)


        def gotoStmt(self):
            return self.getTypedRuleContext(GoParser.GotoStmtContext,0)


        def fallthroughStmt(self):
            return self.getTypedRuleContext(GoParser.FallthroughStmtContext,0)


        def block(self):
            return self.getTypedRuleContext(GoParser.BlockContext,0)


        def ifStmt(self):
            return self.getTypedRuleContext(GoParser.IfStmtContext,0)


        def switchStmt(self):
            return self.getTypedRuleContext(GoParser.SwitchStmtContext,0)


        def selectStmt(self):
            return self.getTypedRuleContext(GoParser.SelectStmtContext,0)


        def forStmt(self):
            return self.getTypedRuleContext(GoParser.ForStmtContext,0)


        def deferStmt(self):
            return self.getTypedRuleContext(GoParser.DeferStmtContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_statement

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStatement" ):
                listener.enterStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStatement" ):
                listener.exitStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStatement" ):
                return visitor.visitStatement(self)
            else:
                return visitor.visitChildren(self)




    def statement(self):

        localctx = GoParser.StatementContext(self, self._ctx, self.state)
        self.enterRule(localctx, 38, self.RULE_statement)
        try:
            self.state = 374
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,24,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 359
                self.declaration()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 360
                self.labeledStmt()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 361
                self.simpleStmt()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 362
                self.goStmt()
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 363
                self.returnStmt()
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 364
                self.breakStmt()
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 365
                self.continueStmt()
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 366
                self.gotoStmt()
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 367
                self.fallthroughStmt()
                pass

            elif la_ == 10:
                self.enterOuterAlt(localctx, 10)
                self.state = 368
                self.block()
                pass

            elif la_ == 11:
                self.enterOuterAlt(localctx, 11)
                self.state = 369
                self.ifStmt()
                pass

            elif la_ == 12:
                self.enterOuterAlt(localctx, 12)
                self.state = 370
                self.switchStmt()
                pass

            elif la_ == 13:
                self.enterOuterAlt(localctx, 13)
                self.state = 371
                self.selectStmt()
                pass

            elif la_ == 14:
                self.enterOuterAlt(localctx, 14)
                self.state = 372
                self.forStmt()
                pass

            elif la_ == 15:
                self.enterOuterAlt(localctx, 15)
                self.state = 373
                self.deferStmt()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class SimpleStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def sendStmt(self):
            return self.getTypedRuleContext(GoParser.SendStmtContext,0)


        def expressionStmt(self):
            return self.getTypedRuleContext(GoParser.ExpressionStmtContext,0)


        def incDecStmt(self):
            return self.getTypedRuleContext(GoParser.IncDecStmtContext,0)


        def assignment(self):
            return self.getTypedRuleContext(GoParser.AssignmentContext,0)


        def shortVarDecl(self):
            return self.getTypedRuleContext(GoParser.ShortVarDeclContext,0)


        def emptyStmt(self):
            return self.getTypedRuleContext(GoParser.EmptyStmtContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_simpleStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSimpleStmt" ):
                listener.enterSimpleStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSimpleStmt" ):
                listener.exitSimpleStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSimpleStmt" ):
                return visitor.visitSimpleStmt(self)
            else:
                return visitor.visitChildren(self)




    def simpleStmt(self):

        localctx = GoParser.SimpleStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 40, self.RULE_simpleStmt)
        try:
            self.state = 382
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,25,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 376
                self.sendStmt()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 377
                self.expressionStmt()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 378
                self.incDecStmt()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 379
                self.assignment()
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 380
                self.shortVarDecl()
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 381
                self.emptyStmt()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExpressionStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_expressionStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExpressionStmt" ):
                listener.enterExpressionStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExpressionStmt" ):
                listener.exitExpressionStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExpressionStmt" ):
                return visitor.visitExpressionStmt(self)
            else:
                return visitor.visitChildren(self)




    def expressionStmt(self):

        localctx = GoParser.ExpressionStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 42, self.RULE_expressionStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 384
            self.expression(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class SendStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expression(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ExpressionContext)
            else:
                return self.getTypedRuleContext(GoParser.ExpressionContext,i)


        def RECEIVE(self):
            return self.getToken(GoParser.RECEIVE, 0)

        def getRuleIndex(self):
            return GoParser.RULE_sendStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSendStmt" ):
                listener.enterSendStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSendStmt" ):
                listener.exitSendStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSendStmt" ):
                return visitor.visitSendStmt(self)
            else:
                return visitor.visitChildren(self)




    def sendStmt(self):

        localctx = GoParser.SendStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 44, self.RULE_sendStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 386
            self.expression(0)
            self.state = 387
            self.match(GoParser.RECEIVE)
            self.state = 388
            self.expression(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IncDecStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def PLUS_PLUS(self):
            return self.getToken(GoParser.PLUS_PLUS, 0)

        def MINUS_MINUS(self):
            return self.getToken(GoParser.MINUS_MINUS, 0)

        def getRuleIndex(self):
            return GoParser.RULE_incDecStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIncDecStmt" ):
                listener.enterIncDecStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIncDecStmt" ):
                listener.exitIncDecStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIncDecStmt" ):
                return visitor.visitIncDecStmt(self)
            else:
                return visitor.visitChildren(self)




    def incDecStmt(self):

        localctx = GoParser.IncDecStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 46, self.RULE_incDecStmt)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 390
            self.expression(0)
            self.state = 391
            _la = self._input.LA(1)
            if not(_la==GoParser.MINUS_MINUS or _la==GoParser.PLUS_PLUS):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class AssignmentContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expressionList(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ExpressionListContext)
            else:
                return self.getTypedRuleContext(GoParser.ExpressionListContext,i)


        def assign_op(self):
            return self.getTypedRuleContext(GoParser.Assign_opContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_assignment

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAssignment" ):
                listener.enterAssignment(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAssignment" ):
                listener.exitAssignment(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAssignment" ):
                return visitor.visitAssignment(self)
            else:
                return visitor.visitChildren(self)




    def assignment(self):

        localctx = GoParser.AssignmentContext(self, self._ctx, self.state)
        self.enterRule(localctx, 48, self.RULE_assignment)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 393
            self.expressionList()
            self.state = 394
            self.assign_op()
            self.state = 395
            self.expressionList()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class Assign_opContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def ASSIGN(self):
            return self.getToken(GoParser.ASSIGN, 0)

        def PLUS(self):
            return self.getToken(GoParser.PLUS, 0)

        def MINUS(self):
            return self.getToken(GoParser.MINUS, 0)

        def OR(self):
            return self.getToken(GoParser.OR, 0)

        def CARET(self):
            return self.getToken(GoParser.CARET, 0)

        def STAR(self):
            return self.getToken(GoParser.STAR, 0)

        def DIV(self):
            return self.getToken(GoParser.DIV, 0)

        def MOD(self):
            return self.getToken(GoParser.MOD, 0)

        def LSHIFT(self):
            return self.getToken(GoParser.LSHIFT, 0)

        def RSHIFT(self):
            return self.getToken(GoParser.RSHIFT, 0)

        def AMPERSAND(self):
            return self.getToken(GoParser.AMPERSAND, 0)

        def BIT_CLEAR(self):
            return self.getToken(GoParser.BIT_CLEAR, 0)

        def getRuleIndex(self):
            return GoParser.RULE_assign_op

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAssign_op" ):
                listener.enterAssign_op(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAssign_op" ):
                listener.exitAssign_op(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAssign_op" ):
                return visitor.visitAssign_op(self)
            else:
                return visitor.visitChildren(self)




    def assign_op(self):

        localctx = GoParser.Assign_opContext(self, self._ctx, self.state)
        self.enterRule(localctx, 50, self.RULE_assign_op)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 398
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.BIT_CLEAR) | (1 << GoParser.DIV) | (1 << GoParser.LSHIFT) | (1 << GoParser.MOD) | (1 << GoParser.OR) | (1 << GoParser.RSHIFT) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.STAR))) != 0):
                self.state = 397
                _la = self._input.LA(1)
                if not((((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.BIT_CLEAR) | (1 << GoParser.DIV) | (1 << GoParser.LSHIFT) | (1 << GoParser.MOD) | (1 << GoParser.OR) | (1 << GoParser.RSHIFT) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.STAR))) != 0)):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()


            self.state = 400
            self.match(GoParser.ASSIGN)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ShortVarDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def identifierList(self):
            return self.getTypedRuleContext(GoParser.IdentifierListContext,0)


        def DECLARE_ASSIGN(self):
            return self.getToken(GoParser.DECLARE_ASSIGN, 0)

        def expressionList(self):
            return self.getTypedRuleContext(GoParser.ExpressionListContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_shortVarDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterShortVarDecl" ):
                listener.enterShortVarDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitShortVarDecl" ):
                listener.exitShortVarDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitShortVarDecl" ):
                return visitor.visitShortVarDecl(self)
            else:
                return visitor.visitChildren(self)




    def shortVarDecl(self):

        localctx = GoParser.ShortVarDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 52, self.RULE_shortVarDecl)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 402
            self.identifierList()
            self.state = 403
            self.match(GoParser.DECLARE_ASSIGN)
            self.state = 404
            self.expressionList()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class EmptyStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def SEMI(self):
            return self.getToken(GoParser.SEMI, 0)

        def getRuleIndex(self):
            return GoParser.RULE_emptyStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterEmptyStmt" ):
                listener.enterEmptyStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitEmptyStmt" ):
                listener.exitEmptyStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEmptyStmt" ):
                return visitor.visitEmptyStmt(self)
            else:
                return visitor.visitChildren(self)




    def emptyStmt(self):

        localctx = GoParser.EmptyStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 54, self.RULE_emptyStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 406
            self.match(GoParser.SEMI)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class LabeledStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def COLON(self):
            return self.getToken(GoParser.COLON, 0)

        def statement(self):
            return self.getTypedRuleContext(GoParser.StatementContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_labeledStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLabeledStmt" ):
                listener.enterLabeledStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLabeledStmt" ):
                listener.exitLabeledStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLabeledStmt" ):
                return visitor.visitLabeledStmt(self)
            else:
                return visitor.visitChildren(self)




    def labeledStmt(self):

        localctx = GoParser.LabeledStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 56, self.RULE_labeledStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 408
            self.match(GoParser.IDENTIFIER)
            self.state = 409
            self.match(GoParser.COLON)
            self.state = 410
            self.statement()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ReturnStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def RETURN(self):
            return self.getToken(GoParser.RETURN, 0)

        def expressionList(self):
            return self.getTypedRuleContext(GoParser.ExpressionListContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_returnStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterReturnStmt" ):
                listener.enterReturnStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitReturnStmt" ):
                listener.exitReturnStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReturnStmt" ):
                return visitor.visitReturnStmt(self)
            else:
                return visitor.visitChildren(self)




    def returnStmt(self):

        localctx = GoParser.ReturnStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 58, self.RULE_returnStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 412
            self.match(GoParser.RETURN)
            self.state = 414
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,27,self._ctx)
            if la_ == 1:
                self.state = 413
                self.expressionList()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class BreakStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def BREAK(self):
            return self.getToken(GoParser.BREAK, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def getRuleIndex(self):
            return GoParser.RULE_breakStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBreakStmt" ):
                listener.enterBreakStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBreakStmt" ):
                listener.exitBreakStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBreakStmt" ):
                return visitor.visitBreakStmt(self)
            else:
                return visitor.visitChildren(self)




    def breakStmt(self):

        localctx = GoParser.BreakStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 60, self.RULE_breakStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 416
            self.match(GoParser.BREAK)
            self.state = 418
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,28,self._ctx)
            if la_ == 1:
                self.state = 417
                self.match(GoParser.IDENTIFIER)


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ContinueStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def CONTINUE(self):
            return self.getToken(GoParser.CONTINUE, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def getRuleIndex(self):
            return GoParser.RULE_continueStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterContinueStmt" ):
                listener.enterContinueStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitContinueStmt" ):
                listener.exitContinueStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitContinueStmt" ):
                return visitor.visitContinueStmt(self)
            else:
                return visitor.visitChildren(self)




    def continueStmt(self):

        localctx = GoParser.ContinueStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 62, self.RULE_continueStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 420
            self.match(GoParser.CONTINUE)
            self.state = 422
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,29,self._ctx)
            if la_ == 1:
                self.state = 421
                self.match(GoParser.IDENTIFIER)


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class GotoStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def GOTO(self):
            return self.getToken(GoParser.GOTO, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def getRuleIndex(self):
            return GoParser.RULE_gotoStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGotoStmt" ):
                listener.enterGotoStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGotoStmt" ):
                listener.exitGotoStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGotoStmt" ):
                return visitor.visitGotoStmt(self)
            else:
                return visitor.visitChildren(self)




    def gotoStmt(self):

        localctx = GoParser.GotoStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 64, self.RULE_gotoStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 424
            self.match(GoParser.GOTO)
            self.state = 425
            self.match(GoParser.IDENTIFIER)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FallthroughStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def FALLTHROUGH(self):
            return self.getToken(GoParser.FALLTHROUGH, 0)

        def getRuleIndex(self):
            return GoParser.RULE_fallthroughStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFallthroughStmt" ):
                listener.enterFallthroughStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFallthroughStmt" ):
                listener.exitFallthroughStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFallthroughStmt" ):
                return visitor.visitFallthroughStmt(self)
            else:
                return visitor.visitChildren(self)




    def fallthroughStmt(self):

        localctx = GoParser.FallthroughStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 66, self.RULE_fallthroughStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 427
            self.match(GoParser.FALLTHROUGH)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class DeferStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def DEFER(self):
            return self.getToken(GoParser.DEFER, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_deferStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDeferStmt" ):
                listener.enterDeferStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDeferStmt" ):
                listener.exitDeferStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDeferStmt" ):
                return visitor.visitDeferStmt(self)
            else:
                return visitor.visitChildren(self)




    def deferStmt(self):

        localctx = GoParser.DeferStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 68, self.RULE_deferStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 429
            self.match(GoParser.DEFER)
            self.state = 430
            self.expression(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IfStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IF(self):
            return self.getToken(GoParser.IF, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def block(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.BlockContext)
            else:
                return self.getTypedRuleContext(GoParser.BlockContext,i)


        def simpleStmt(self):
            return self.getTypedRuleContext(GoParser.SimpleStmtContext,0)


        def SEMI(self):
            return self.getToken(GoParser.SEMI, 0)

        def ELSE(self):
            return self.getToken(GoParser.ELSE, 0)

        def ifStmt(self):
            return self.getTypedRuleContext(GoParser.IfStmtContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_ifStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIfStmt" ):
                listener.enterIfStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIfStmt" ):
                listener.exitIfStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIfStmt" ):
                return visitor.visitIfStmt(self)
            else:
                return visitor.visitChildren(self)




    def ifStmt(self):

        localctx = GoParser.IfStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 70, self.RULE_ifStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 432
            self.match(GoParser.IF)
            self.state = 436
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,30,self._ctx)
            if la_ == 1:
                self.state = 433
                self.simpleStmt()
                self.state = 434
                self.match(GoParser.SEMI)


            self.state = 438
            self.expression(0)
            self.state = 439
            self.block()
            self.state = 445
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,32,self._ctx)
            if la_ == 1:
                self.state = 440
                self.match(GoParser.ELSE)
                self.state = 443
                self._errHandler.sync(self)
                token = self._input.LA(1)
                if token in [GoParser.IF]:
                    self.state = 441
                    self.ifStmt()
                    pass
                elif token in [GoParser.L_CURLY]:
                    self.state = 442
                    self.block()
                    pass
                else:
                    raise NoViableAltException(self)



        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class SwitchStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def exprSwitchStmt(self):
            return self.getTypedRuleContext(GoParser.ExprSwitchStmtContext,0)


        def typeSwitchStmt(self):
            return self.getTypedRuleContext(GoParser.TypeSwitchStmtContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_switchStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSwitchStmt" ):
                listener.enterSwitchStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSwitchStmt" ):
                listener.exitSwitchStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSwitchStmt" ):
                return visitor.visitSwitchStmt(self)
            else:
                return visitor.visitChildren(self)




    def switchStmt(self):

        localctx = GoParser.SwitchStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 72, self.RULE_switchStmt)
        try:
            self.state = 449
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,33,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 447
                self.exprSwitchStmt()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 448
                self.typeSwitchStmt()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExprSwitchStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def SWITCH(self):
            return self.getToken(GoParser.SWITCH, 0)

        def L_CURLY(self):
            return self.getToken(GoParser.L_CURLY, 0)

        def R_CURLY(self):
            return self.getToken(GoParser.R_CURLY, 0)

        def simpleStmt(self):
            return self.getTypedRuleContext(GoParser.SimpleStmtContext,0)


        def SEMI(self):
            return self.getToken(GoParser.SEMI, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def exprCaseClause(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ExprCaseClauseContext)
            else:
                return self.getTypedRuleContext(GoParser.ExprCaseClauseContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_exprSwitchStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExprSwitchStmt" ):
                listener.enterExprSwitchStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExprSwitchStmt" ):
                listener.exitExprSwitchStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExprSwitchStmt" ):
                return visitor.visitExprSwitchStmt(self)
            else:
                return visitor.visitChildren(self)




    def exprSwitchStmt(self):

        localctx = GoParser.ExprSwitchStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 74, self.RULE_exprSwitchStmt)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 451
            self.match(GoParser.SWITCH)
            self.state = 455
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,34,self._ctx)
            if la_ == 1:
                self.state = 452
                self.simpleStmt()
                self.state = 453
                self.match(GoParser.SEMI)


            self.state = 458
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 457
                self.expression(0)


            self.state = 460
            self.match(GoParser.L_CURLY)
            self.state = 464
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==GoParser.CASE or _la==GoParser.DEFAULT:
                self.state = 461
                self.exprCaseClause()
                self.state = 466
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 467
            self.match(GoParser.R_CURLY)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExprCaseClauseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def exprSwitchCase(self):
            return self.getTypedRuleContext(GoParser.ExprSwitchCaseContext,0)


        def COLON(self):
            return self.getToken(GoParser.COLON, 0)

        def statementList(self):
            return self.getTypedRuleContext(GoParser.StatementListContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_exprCaseClause

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExprCaseClause" ):
                listener.enterExprCaseClause(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExprCaseClause" ):
                listener.exitExprCaseClause(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExprCaseClause" ):
                return visitor.visitExprCaseClause(self)
            else:
                return visitor.visitChildren(self)




    def exprCaseClause(self):

        localctx = GoParser.ExprCaseClauseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 76, self.RULE_exprCaseClause)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 469
            self.exprSwitchCase()
            self.state = 470
            self.match(GoParser.COLON)
            self.state = 472
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.BREAK) | (1 << GoParser.CHAN) | (1 << GoParser.CONST) | (1 << GoParser.CONTINUE) | (1 << GoParser.DEFER) | (1 << GoParser.FALLTHROUGH) | (1 << GoParser.FOR) | (1 << GoParser.FUNC) | (1 << GoParser.GO) | (1 << GoParser.GOTO) | (1 << GoParser.IF) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.RETURN) | (1 << GoParser.SELECT) | (1 << GoParser.STRUCT) | (1 << GoParser.SWITCH) | (1 << GoParser.TYPE) | (1 << GoParser.VAR) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_CURLY) | (1 << GoParser.L_PAREN) | (1 << GoParser.SEMI) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 471
                self.statementList()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExprSwitchCaseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def CASE(self):
            return self.getToken(GoParser.CASE, 0)

        def expressionList(self):
            return self.getTypedRuleContext(GoParser.ExpressionListContext,0)


        def DEFAULT(self):
            return self.getToken(GoParser.DEFAULT, 0)

        def getRuleIndex(self):
            return GoParser.RULE_exprSwitchCase

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExprSwitchCase" ):
                listener.enterExprSwitchCase(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExprSwitchCase" ):
                listener.exitExprSwitchCase(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExprSwitchCase" ):
                return visitor.visitExprSwitchCase(self)
            else:
                return visitor.visitChildren(self)




    def exprSwitchCase(self):

        localctx = GoParser.ExprSwitchCaseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 78, self.RULE_exprSwitchCase)
        try:
            self.state = 477
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.CASE]:
                self.enterOuterAlt(localctx, 1)
                self.state = 474
                self.match(GoParser.CASE)
                self.state = 475
                self.expressionList()
                pass
            elif token in [GoParser.DEFAULT]:
                self.enterOuterAlt(localctx, 2)
                self.state = 476
                self.match(GoParser.DEFAULT)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeSwitchStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def SWITCH(self):
            return self.getToken(GoParser.SWITCH, 0)

        def typeSwitchGuard(self):
            return self.getTypedRuleContext(GoParser.TypeSwitchGuardContext,0)


        def L_CURLY(self):
            return self.getToken(GoParser.L_CURLY, 0)

        def R_CURLY(self):
            return self.getToken(GoParser.R_CURLY, 0)

        def simpleStmt(self):
            return self.getTypedRuleContext(GoParser.SimpleStmtContext,0)


        def SEMI(self):
            return self.getToken(GoParser.SEMI, 0)

        def typeCaseClause(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.TypeCaseClauseContext)
            else:
                return self.getTypedRuleContext(GoParser.TypeCaseClauseContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_typeSwitchStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeSwitchStmt" ):
                listener.enterTypeSwitchStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeSwitchStmt" ):
                listener.exitTypeSwitchStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeSwitchStmt" ):
                return visitor.visitTypeSwitchStmt(self)
            else:
                return visitor.visitChildren(self)




    def typeSwitchStmt(self):

        localctx = GoParser.TypeSwitchStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 80, self.RULE_typeSwitchStmt)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 479
            self.match(GoParser.SWITCH)
            self.state = 483
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,39,self._ctx)
            if la_ == 1:
                self.state = 480
                self.simpleStmt()
                self.state = 481
                self.match(GoParser.SEMI)


            self.state = 485
            self.typeSwitchGuard()
            self.state = 486
            self.match(GoParser.L_CURLY)
            self.state = 490
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==GoParser.CASE or _la==GoParser.DEFAULT:
                self.state = 487
                self.typeCaseClause()
                self.state = 492
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 493
            self.match(GoParser.R_CURLY)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeSwitchGuardContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def primaryExpr(self):
            return self.getTypedRuleContext(GoParser.PrimaryExprContext,0)


        def DOT(self):
            return self.getToken(GoParser.DOT, 0)

        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def TYPE(self):
            return self.getToken(GoParser.TYPE, 0)

        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def DECLARE_ASSIGN(self):
            return self.getToken(GoParser.DECLARE_ASSIGN, 0)

        def getRuleIndex(self):
            return GoParser.RULE_typeSwitchGuard

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeSwitchGuard" ):
                listener.enterTypeSwitchGuard(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeSwitchGuard" ):
                listener.exitTypeSwitchGuard(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeSwitchGuard" ):
                return visitor.visitTypeSwitchGuard(self)
            else:
                return visitor.visitChildren(self)




    def typeSwitchGuard(self):

        localctx = GoParser.TypeSwitchGuardContext(self, self._ctx, self.state)
        self.enterRule(localctx, 82, self.RULE_typeSwitchGuard)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 497
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,41,self._ctx)
            if la_ == 1:
                self.state = 495
                self.match(GoParser.IDENTIFIER)
                self.state = 496
                self.match(GoParser.DECLARE_ASSIGN)


            self.state = 499
            self.primaryExpr(0)
            self.state = 500
            self.match(GoParser.DOT)
            self.state = 501
            self.match(GoParser.L_PAREN)
            self.state = 502
            self.match(GoParser.TYPE)
            self.state = 503
            self.match(GoParser.R_PAREN)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeCaseClauseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def typeSwitchCase(self):
            return self.getTypedRuleContext(GoParser.TypeSwitchCaseContext,0)


        def COLON(self):
            return self.getToken(GoParser.COLON, 0)

        def statementList(self):
            return self.getTypedRuleContext(GoParser.StatementListContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_typeCaseClause

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeCaseClause" ):
                listener.enterTypeCaseClause(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeCaseClause" ):
                listener.exitTypeCaseClause(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeCaseClause" ):
                return visitor.visitTypeCaseClause(self)
            else:
                return visitor.visitChildren(self)




    def typeCaseClause(self):

        localctx = GoParser.TypeCaseClauseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 84, self.RULE_typeCaseClause)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 505
            self.typeSwitchCase()
            self.state = 506
            self.match(GoParser.COLON)
            self.state = 508
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.BREAK) | (1 << GoParser.CHAN) | (1 << GoParser.CONST) | (1 << GoParser.CONTINUE) | (1 << GoParser.DEFER) | (1 << GoParser.FALLTHROUGH) | (1 << GoParser.FOR) | (1 << GoParser.FUNC) | (1 << GoParser.GO) | (1 << GoParser.GOTO) | (1 << GoParser.IF) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.RETURN) | (1 << GoParser.SELECT) | (1 << GoParser.STRUCT) | (1 << GoParser.SWITCH) | (1 << GoParser.TYPE) | (1 << GoParser.VAR) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_CURLY) | (1 << GoParser.L_PAREN) | (1 << GoParser.SEMI) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 507
                self.statementList()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeSwitchCaseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def CASE(self):
            return self.getToken(GoParser.CASE, 0)

        def typeList(self):
            return self.getTypedRuleContext(GoParser.TypeListContext,0)


        def DEFAULT(self):
            return self.getToken(GoParser.DEFAULT, 0)

        def getRuleIndex(self):
            return GoParser.RULE_typeSwitchCase

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeSwitchCase" ):
                listener.enterTypeSwitchCase(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeSwitchCase" ):
                listener.exitTypeSwitchCase(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeSwitchCase" ):
                return visitor.visitTypeSwitchCase(self)
            else:
                return visitor.visitChildren(self)




    def typeSwitchCase(self):

        localctx = GoParser.TypeSwitchCaseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 86, self.RULE_typeSwitchCase)
        try:
            self.state = 513
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.CASE]:
                self.enterOuterAlt(localctx, 1)
                self.state = 510
                self.match(GoParser.CASE)
                self.state = 511
                self.typeList()
                pass
            elif token in [GoParser.DEFAULT]:
                self.enterOuterAlt(localctx, 2)
                self.state = 512
                self.match(GoParser.DEFAULT)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeListContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def type_(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.Type_Context)
            else:
                return self.getTypedRuleContext(GoParser.Type_Context,i)


        def NIL_LIT(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.NIL_LIT)
            else:
                return self.getToken(GoParser.NIL_LIT, i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.COMMA)
            else:
                return self.getToken(GoParser.COMMA, i)

        def getRuleIndex(self):
            return GoParser.RULE_typeList

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeList" ):
                listener.enterTypeList(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeList" ):
                listener.exitTypeList(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeList" ):
                return visitor.visitTypeList(self)
            else:
                return visitor.visitChildren(self)




    def typeList(self):

        localctx = GoParser.TypeListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 88, self.RULE_typeList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 517
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.CHAN, GoParser.FUNC, GoParser.INTERFACE, GoParser.MAP, GoParser.STRUCT, GoParser.IDENTIFIER, GoParser.L_BRACKET, GoParser.L_PAREN, GoParser.RECEIVE, GoParser.STAR]:
                self.state = 515
                self.type_()
                pass
            elif token in [GoParser.NIL_LIT]:
                self.state = 516
                self.match(GoParser.NIL_LIT)
                pass
            else:
                raise NoViableAltException(self)

            self.state = 526
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==GoParser.COMMA:
                self.state = 519
                self.match(GoParser.COMMA)
                self.state = 522
                self._errHandler.sync(self)
                token = self._input.LA(1)
                if token in [GoParser.CHAN, GoParser.FUNC, GoParser.INTERFACE, GoParser.MAP, GoParser.STRUCT, GoParser.IDENTIFIER, GoParser.L_BRACKET, GoParser.L_PAREN, GoParser.RECEIVE, GoParser.STAR]:
                    self.state = 520
                    self.type_()
                    pass
                elif token in [GoParser.NIL_LIT]:
                    self.state = 521
                    self.match(GoParser.NIL_LIT)
                    pass
                else:
                    raise NoViableAltException(self)

                self.state = 528
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class SelectStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def SELECT(self):
            return self.getToken(GoParser.SELECT, 0)

        def L_CURLY(self):
            return self.getToken(GoParser.L_CURLY, 0)

        def R_CURLY(self):
            return self.getToken(GoParser.R_CURLY, 0)

        def commClause(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.CommClauseContext)
            else:
                return self.getTypedRuleContext(GoParser.CommClauseContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_selectStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSelectStmt" ):
                listener.enterSelectStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSelectStmt" ):
                listener.exitSelectStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSelectStmt" ):
                return visitor.visitSelectStmt(self)
            else:
                return visitor.visitChildren(self)




    def selectStmt(self):

        localctx = GoParser.SelectStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 90, self.RULE_selectStmt)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 529
            self.match(GoParser.SELECT)
            self.state = 530
            self.match(GoParser.L_CURLY)
            self.state = 534
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==GoParser.CASE or _la==GoParser.DEFAULT:
                self.state = 531
                self.commClause()
                self.state = 536
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 537
            self.match(GoParser.R_CURLY)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class CommClauseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def commCase(self):
            return self.getTypedRuleContext(GoParser.CommCaseContext,0)


        def COLON(self):
            return self.getToken(GoParser.COLON, 0)

        def statementList(self):
            return self.getTypedRuleContext(GoParser.StatementListContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_commClause

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCommClause" ):
                listener.enterCommClause(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCommClause" ):
                listener.exitCommClause(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCommClause" ):
                return visitor.visitCommClause(self)
            else:
                return visitor.visitChildren(self)




    def commClause(self):

        localctx = GoParser.CommClauseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 92, self.RULE_commClause)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 539
            self.commCase()
            self.state = 540
            self.match(GoParser.COLON)
            self.state = 542
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.BREAK) | (1 << GoParser.CHAN) | (1 << GoParser.CONST) | (1 << GoParser.CONTINUE) | (1 << GoParser.DEFER) | (1 << GoParser.FALLTHROUGH) | (1 << GoParser.FOR) | (1 << GoParser.FUNC) | (1 << GoParser.GO) | (1 << GoParser.GOTO) | (1 << GoParser.IF) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.RETURN) | (1 << GoParser.SELECT) | (1 << GoParser.STRUCT) | (1 << GoParser.SWITCH) | (1 << GoParser.TYPE) | (1 << GoParser.VAR) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_CURLY) | (1 << GoParser.L_PAREN) | (1 << GoParser.SEMI) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 541
                self.statementList()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class CommCaseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def CASE(self):
            return self.getToken(GoParser.CASE, 0)

        def sendStmt(self):
            return self.getTypedRuleContext(GoParser.SendStmtContext,0)


        def recvStmt(self):
            return self.getTypedRuleContext(GoParser.RecvStmtContext,0)


        def DEFAULT(self):
            return self.getToken(GoParser.DEFAULT, 0)

        def getRuleIndex(self):
            return GoParser.RULE_commCase

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCommCase" ):
                listener.enterCommCase(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCommCase" ):
                listener.exitCommCase(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCommCase" ):
                return visitor.visitCommCase(self)
            else:
                return visitor.visitChildren(self)




    def commCase(self):

        localctx = GoParser.CommCaseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 94, self.RULE_commCase)
        try:
            self.state = 550
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.CASE]:
                self.enterOuterAlt(localctx, 1)
                self.state = 544
                self.match(GoParser.CASE)
                self.state = 547
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,49,self._ctx)
                if la_ == 1:
                    self.state = 545
                    self.sendStmt()
                    pass

                elif la_ == 2:
                    self.state = 546
                    self.recvStmt()
                    pass


                pass
            elif token in [GoParser.DEFAULT]:
                self.enterOuterAlt(localctx, 2)
                self.state = 549
                self.match(GoParser.DEFAULT)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class RecvStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def expressionList(self):
            return self.getTypedRuleContext(GoParser.ExpressionListContext,0)


        def ASSIGN(self):
            return self.getToken(GoParser.ASSIGN, 0)

        def identifierList(self):
            return self.getTypedRuleContext(GoParser.IdentifierListContext,0)


        def DECLARE_ASSIGN(self):
            return self.getToken(GoParser.DECLARE_ASSIGN, 0)

        def getRuleIndex(self):
            return GoParser.RULE_recvStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRecvStmt" ):
                listener.enterRecvStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRecvStmt" ):
                listener.exitRecvStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRecvStmt" ):
                return visitor.visitRecvStmt(self)
            else:
                return visitor.visitChildren(self)




    def recvStmt(self):

        localctx = GoParser.RecvStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 96, self.RULE_recvStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 558
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,51,self._ctx)
            if la_ == 1:
                self.state = 552
                self.expressionList()
                self.state = 553
                self.match(GoParser.ASSIGN)

            elif la_ == 2:
                self.state = 555
                self.identifierList()
                self.state = 556
                self.match(GoParser.DECLARE_ASSIGN)


            self.state = 560
            self.expression(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ForStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def FOR(self):
            return self.getToken(GoParser.FOR, 0)

        def block(self):
            return self.getTypedRuleContext(GoParser.BlockContext,0)


        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def forClause(self):
            return self.getTypedRuleContext(GoParser.ForClauseContext,0)


        def rangeClause(self):
            return self.getTypedRuleContext(GoParser.RangeClauseContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_forStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterForStmt" ):
                listener.enterForStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitForStmt" ):
                listener.exitForStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitForStmt" ):
                return visitor.visitForStmt(self)
            else:
                return visitor.visitChildren(self)




    def forStmt(self):

        localctx = GoParser.ForStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 98, self.RULE_forStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 562
            self.match(GoParser.FOR)
            self.state = 566
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,52,self._ctx)
            if la_ == 1:
                self.state = 563
                self.expression(0)

            elif la_ == 2:
                self.state = 564
                self.forClause()

            elif la_ == 3:
                self.state = 565
                self.rangeClause()


            self.state = 568
            self.block()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ForClauseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def SEMI(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.SEMI)
            else:
                return self.getToken(GoParser.SEMI, i)

        def simpleStmt(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.SimpleStmtContext)
            else:
                return self.getTypedRuleContext(GoParser.SimpleStmtContext,i)


        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_forClause

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterForClause" ):
                listener.enterForClause(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitForClause" ):
                listener.exitForClause(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitForClause" ):
                return visitor.visitForClause(self)
            else:
                return visitor.visitChildren(self)




    def forClause(self):

        localctx = GoParser.ForClauseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 100, self.RULE_forClause)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 571
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,53,self._ctx)
            if la_ == 1:
                self.state = 570
                self.simpleStmt()


            self.state = 573
            self.match(GoParser.SEMI)
            self.state = 575
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 574
                self.expression(0)


            self.state = 577
            self.match(GoParser.SEMI)
            self.state = 579
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.SEMI) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 578
                self.simpleStmt()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class RangeClauseContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def RANGE(self):
            return self.getToken(GoParser.RANGE, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def expressionList(self):
            return self.getTypedRuleContext(GoParser.ExpressionListContext,0)


        def ASSIGN(self):
            return self.getToken(GoParser.ASSIGN, 0)

        def identifierList(self):
            return self.getTypedRuleContext(GoParser.IdentifierListContext,0)


        def DECLARE_ASSIGN(self):
            return self.getToken(GoParser.DECLARE_ASSIGN, 0)

        def getRuleIndex(self):
            return GoParser.RULE_rangeClause

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRangeClause" ):
                listener.enterRangeClause(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRangeClause" ):
                listener.exitRangeClause(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRangeClause" ):
                return visitor.visitRangeClause(self)
            else:
                return visitor.visitChildren(self)




    def rangeClause(self):

        localctx = GoParser.RangeClauseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 102, self.RULE_rangeClause)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 587
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,56,self._ctx)
            if la_ == 1:
                self.state = 581
                self.expressionList()
                self.state = 582
                self.match(GoParser.ASSIGN)

            elif la_ == 2:
                self.state = 584
                self.identifierList()
                self.state = 585
                self.match(GoParser.DECLARE_ASSIGN)


            self.state = 589
            self.match(GoParser.RANGE)
            self.state = 590
            self.expression(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class GoStmtContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def GO(self):
            return self.getToken(GoParser.GO, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_goStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGoStmt" ):
                listener.enterGoStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGoStmt" ):
                listener.exitGoStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGoStmt" ):
                return visitor.visitGoStmt(self)
            else:
                return visitor.visitChildren(self)




    def goStmt(self):

        localctx = GoParser.GoStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 104, self.RULE_goStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 592
            self.match(GoParser.GO)
            self.state = 593
            self.expression(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class Type_Context(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def typeName(self):
            return self.getTypedRuleContext(GoParser.TypeNameContext,0)


        def typeLit(self):
            return self.getTypedRuleContext(GoParser.TypeLitContext,0)


        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def getRuleIndex(self):
            return GoParser.RULE_type_

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterType_" ):
                listener.enterType_(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitType_" ):
                listener.exitType_(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitType_" ):
                return visitor.visitType_(self)
            else:
                return visitor.visitChildren(self)




    def type_(self):

        localctx = GoParser.Type_Context(self, self._ctx, self.state)
        self.enterRule(localctx, 106, self.RULE_type_)
        try:
            self.state = 601
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.IDENTIFIER]:
                self.enterOuterAlt(localctx, 1)
                self.state = 595
                self.typeName()
                pass
            elif token in [GoParser.CHAN, GoParser.FUNC, GoParser.INTERFACE, GoParser.MAP, GoParser.STRUCT, GoParser.L_BRACKET, GoParser.RECEIVE, GoParser.STAR]:
                self.enterOuterAlt(localctx, 2)
                self.state = 596
                self.typeLit()
                pass
            elif token in [GoParser.L_PAREN]:
                self.enterOuterAlt(localctx, 3)
                self.state = 597
                self.match(GoParser.L_PAREN)
                self.state = 598
                self.type_()
                self.state = 599
                self.match(GoParser.R_PAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeNameContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def qualifiedIdent(self):
            return self.getTypedRuleContext(GoParser.QualifiedIdentContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_typeName

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeName" ):
                listener.enterTypeName(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeName" ):
                listener.exitTypeName(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeName" ):
                return visitor.visitTypeName(self)
            else:
                return visitor.visitChildren(self)




    def typeName(self):

        localctx = GoParser.TypeNameContext(self, self._ctx, self.state)
        self.enterRule(localctx, 108, self.RULE_typeName)
        try:
            self.state = 605
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,58,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 603
                self.match(GoParser.IDENTIFIER)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 604
                self.qualifiedIdent()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeLitContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def arrayType(self):
            return self.getTypedRuleContext(GoParser.ArrayTypeContext,0)


        def structType(self):
            return self.getTypedRuleContext(GoParser.StructTypeContext,0)


        def pointerType(self):
            return self.getTypedRuleContext(GoParser.PointerTypeContext,0)


        def functionType(self):
            return self.getTypedRuleContext(GoParser.FunctionTypeContext,0)


        def interfaceType(self):
            return self.getTypedRuleContext(GoParser.InterfaceTypeContext,0)


        def sliceType(self):
            return self.getTypedRuleContext(GoParser.SliceTypeContext,0)


        def mapType(self):
            return self.getTypedRuleContext(GoParser.MapTypeContext,0)


        def channelType(self):
            return self.getTypedRuleContext(GoParser.ChannelTypeContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_typeLit

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeLit" ):
                listener.enterTypeLit(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeLit" ):
                listener.exitTypeLit(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeLit" ):
                return visitor.visitTypeLit(self)
            else:
                return visitor.visitChildren(self)




    def typeLit(self):

        localctx = GoParser.TypeLitContext(self, self._ctx, self.state)
        self.enterRule(localctx, 110, self.RULE_typeLit)
        try:
            self.state = 615
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,59,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 607
                self.arrayType()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 608
                self.structType()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 609
                self.pointerType()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 610
                self.functionType()
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 611
                self.interfaceType()
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 612
                self.sliceType()
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 613
                self.mapType()
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 614
                self.channelType()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ArrayTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def L_BRACKET(self):
            return self.getToken(GoParser.L_BRACKET, 0)

        def arrayLength(self):
            return self.getTypedRuleContext(GoParser.ArrayLengthContext,0)


        def R_BRACKET(self):
            return self.getToken(GoParser.R_BRACKET, 0)

        def elementType(self):
            return self.getTypedRuleContext(GoParser.ElementTypeContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_arrayType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterArrayType" ):
                listener.enterArrayType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitArrayType" ):
                listener.exitArrayType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitArrayType" ):
                return visitor.visitArrayType(self)
            else:
                return visitor.visitChildren(self)




    def arrayType(self):

        localctx = GoParser.ArrayTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 112, self.RULE_arrayType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 617
            self.match(GoParser.L_BRACKET)
            self.state = 618
            self.arrayLength()
            self.state = 619
            self.match(GoParser.R_BRACKET)
            self.state = 620
            self.elementType()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ArrayLengthContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_arrayLength

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterArrayLength" ):
                listener.enterArrayLength(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitArrayLength" ):
                listener.exitArrayLength(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitArrayLength" ):
                return visitor.visitArrayLength(self)
            else:
                return visitor.visitChildren(self)




    def arrayLength(self):

        localctx = GoParser.ArrayLengthContext(self, self._ctx, self.state)
        self.enterRule(localctx, 114, self.RULE_arrayLength)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 622
            self.expression(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ElementTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def getRuleIndex(self):
            return GoParser.RULE_elementType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterElementType" ):
                listener.enterElementType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitElementType" ):
                listener.exitElementType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitElementType" ):
                return visitor.visitElementType(self)
            else:
                return visitor.visitChildren(self)




    def elementType(self):

        localctx = GoParser.ElementTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 116, self.RULE_elementType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 624
            self.type_()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class PointerTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def STAR(self):
            return self.getToken(GoParser.STAR, 0)

        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def getRuleIndex(self):
            return GoParser.RULE_pointerType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPointerType" ):
                listener.enterPointerType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPointerType" ):
                listener.exitPointerType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPointerType" ):
                return visitor.visitPointerType(self)
            else:
                return visitor.visitChildren(self)




    def pointerType(self):

        localctx = GoParser.PointerTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 118, self.RULE_pointerType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 626
            self.match(GoParser.STAR)
            self.state = 627
            self.type_()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class InterfaceTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def INTERFACE(self):
            return self.getToken(GoParser.INTERFACE, 0)

        def L_CURLY(self):
            return self.getToken(GoParser.L_CURLY, 0)

        def R_CURLY(self):
            return self.getToken(GoParser.R_CURLY, 0)

        def methodSpec(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.MethodSpecContext)
            else:
                return self.getTypedRuleContext(GoParser.MethodSpecContext,i)


        def eos(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.EosContext)
            else:
                return self.getTypedRuleContext(GoParser.EosContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_interfaceType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterInterfaceType" ):
                listener.enterInterfaceType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitInterfaceType" ):
                listener.exitInterfaceType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitInterfaceType" ):
                return visitor.visitInterfaceType(self)
            else:
                return visitor.visitChildren(self)




    def interfaceType(self):

        localctx = GoParser.InterfaceTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 120, self.RULE_interfaceType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 629
            self.match(GoParser.INTERFACE)
            self.state = 630
            self.match(GoParser.L_CURLY)
            self.state = 636
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,60,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    self.state = 631
                    self.methodSpec()
                    self.state = 632
                    self.eos() 
                self.state = 638
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,60,self._ctx)

            self.state = 639
            self.match(GoParser.R_CURLY)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class SliceTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def L_BRACKET(self):
            return self.getToken(GoParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(GoParser.R_BRACKET, 0)

        def elementType(self):
            return self.getTypedRuleContext(GoParser.ElementTypeContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_sliceType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceType" ):
                listener.enterSliceType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceType" ):
                listener.exitSliceType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceType" ):
                return visitor.visitSliceType(self)
            else:
                return visitor.visitChildren(self)




    def sliceType(self):

        localctx = GoParser.SliceTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 122, self.RULE_sliceType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 641
            self.match(GoParser.L_BRACKET)
            self.state = 642
            self.match(GoParser.R_BRACKET)
            self.state = 643
            self.elementType()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class MapTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def MAP(self):
            return self.getToken(GoParser.MAP, 0)

        def L_BRACKET(self):
            return self.getToken(GoParser.L_BRACKET, 0)

        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def R_BRACKET(self):
            return self.getToken(GoParser.R_BRACKET, 0)

        def elementType(self):
            return self.getTypedRuleContext(GoParser.ElementTypeContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_mapType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMapType" ):
                listener.enterMapType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMapType" ):
                listener.exitMapType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMapType" ):
                return visitor.visitMapType(self)
            else:
                return visitor.visitChildren(self)




    def mapType(self):

        localctx = GoParser.MapTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 124, self.RULE_mapType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 645
            self.match(GoParser.MAP)
            self.state = 646
            self.match(GoParser.L_BRACKET)
            self.state = 647
            self.type_()
            self.state = 648
            self.match(GoParser.R_BRACKET)
            self.state = 649
            self.elementType()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ChannelTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def elementType(self):
            return self.getTypedRuleContext(GoParser.ElementTypeContext,0)


        def CHAN(self):
            return self.getToken(GoParser.CHAN, 0)

        def RECEIVE(self):
            return self.getToken(GoParser.RECEIVE, 0)

        def getRuleIndex(self):
            return GoParser.RULE_channelType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterChannelType" ):
                listener.enterChannelType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitChannelType" ):
                listener.exitChannelType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitChannelType" ):
                return visitor.visitChannelType(self)
            else:
                return visitor.visitChildren(self)




    def channelType(self):

        localctx = GoParser.ChannelTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 126, self.RULE_channelType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 656
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,61,self._ctx)
            if la_ == 1:
                self.state = 651
                self.match(GoParser.CHAN)
                pass

            elif la_ == 2:
                self.state = 652
                self.match(GoParser.CHAN)
                self.state = 653
                self.match(GoParser.RECEIVE)
                pass

            elif la_ == 3:
                self.state = 654
                self.match(GoParser.RECEIVE)
                self.state = 655
                self.match(GoParser.CHAN)
                pass


            self.state = 658
            self.elementType()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class MethodSpecContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def parameters(self):
            return self.getTypedRuleContext(GoParser.ParametersContext,0)


        def result(self):
            return self.getTypedRuleContext(GoParser.ResultContext,0)


        def typeName(self):
            return self.getTypedRuleContext(GoParser.TypeNameContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_methodSpec

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMethodSpec" ):
                listener.enterMethodSpec(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMethodSpec" ):
                listener.exitMethodSpec(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMethodSpec" ):
                return visitor.visitMethodSpec(self)
            else:
                return visitor.visitChildren(self)




    def methodSpec(self):

        localctx = GoParser.MethodSpecContext(self, self._ctx, self.state)
        self.enterRule(localctx, 128, self.RULE_methodSpec)
        try:
            self.state = 668
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,62,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 660
                if not self.noTerminatorAfterParams(2):
                    from antlr4.error.Errors import FailedPredicateException
                    raise FailedPredicateException(self, "self.noTerminatorAfterParams(2)")
                self.state = 661
                self.match(GoParser.IDENTIFIER)
                self.state = 662
                self.parameters()
                self.state = 663
                self.result()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 665
                self.typeName()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 666
                self.match(GoParser.IDENTIFIER)
                self.state = 667
                self.parameters()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FunctionTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def FUNC(self):
            return self.getToken(GoParser.FUNC, 0)

        def signature(self):
            return self.getTypedRuleContext(GoParser.SignatureContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_functionType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunctionType" ):
                listener.enterFunctionType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunctionType" ):
                listener.exitFunctionType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunctionType" ):
                return visitor.visitFunctionType(self)
            else:
                return visitor.visitChildren(self)




    def functionType(self):

        localctx = GoParser.FunctionTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 130, self.RULE_functionType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 670
            self.match(GoParser.FUNC)
            self.state = 671
            self.signature()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class SignatureContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def parameters(self):
            return self.getTypedRuleContext(GoParser.ParametersContext,0)


        def result(self):
            return self.getTypedRuleContext(GoParser.ResultContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_signature

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSignature" ):
                listener.enterSignature(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSignature" ):
                listener.exitSignature(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSignature" ):
                return visitor.visitSignature(self)
            else:
                return visitor.visitChildren(self)




    def signature(self):

        localctx = GoParser.SignatureContext(self, self._ctx, self.state)
        self.enterRule(localctx, 132, self.RULE_signature)
        try:
            self.state = 678
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,63,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 673
                if not self.noTerminatorAfterParams(1):
                    from antlr4.error.Errors import FailedPredicateException
                    raise FailedPredicateException(self, "self.noTerminatorAfterParams(1)")
                self.state = 674
                self.parameters()
                self.state = 675
                self.result()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 677
                self.parameters()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ResultContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def parameters(self):
            return self.getTypedRuleContext(GoParser.ParametersContext,0)


        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def getRuleIndex(self):
            return GoParser.RULE_result

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterResult" ):
                listener.enterResult(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitResult" ):
                listener.exitResult(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitResult" ):
                return visitor.visitResult(self)
            else:
                return visitor.visitChildren(self)




    def result(self):

        localctx = GoParser.ResultContext(self, self._ctx, self.state)
        self.enterRule(localctx, 134, self.RULE_result)
        try:
            self.state = 682
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,64,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 680
                self.parameters()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 681
                self.type_()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ParametersContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def parameterDecl(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ParameterDeclContext)
            else:
                return self.getTypedRuleContext(GoParser.ParameterDeclContext,i)


        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.COMMA)
            else:
                return self.getToken(GoParser.COMMA, i)

        def getRuleIndex(self):
            return GoParser.RULE_parameters

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterParameters" ):
                listener.enterParameters(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitParameters" ):
                listener.exitParameters(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitParameters" ):
                return visitor.visitParameters(self)
            else:
                return visitor.visitChildren(self)




    def parameters(self):

        localctx = GoParser.ParametersContext(self, self._ctx, self.state)
        self.enterRule(localctx, 136, self.RULE_parameters)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 684
            self.match(GoParser.L_PAREN)
            self.state = 696
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.ELLIPSIS) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0):
                self.state = 685
                self.parameterDecl()
                self.state = 690
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,65,self._ctx)
                while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                    if _alt==1:
                        self.state = 686
                        self.match(GoParser.COMMA)
                        self.state = 687
                        self.parameterDecl() 
                    self.state = 692
                    self._errHandler.sync(self)
                    _alt = self._interp.adaptivePredict(self._input,65,self._ctx)

                self.state = 694
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==GoParser.COMMA:
                    self.state = 693
                    self.match(GoParser.COMMA)




            self.state = 698
            self.match(GoParser.R_PAREN)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ParameterDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def identifierList(self):
            return self.getTypedRuleContext(GoParser.IdentifierListContext,0)


        def ELLIPSIS(self):
            return self.getToken(GoParser.ELLIPSIS, 0)

        def getRuleIndex(self):
            return GoParser.RULE_parameterDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterParameterDecl" ):
                listener.enterParameterDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitParameterDecl" ):
                listener.exitParameterDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitParameterDecl" ):
                return visitor.visitParameterDecl(self)
            else:
                return visitor.visitChildren(self)




    def parameterDecl(self):

        localctx = GoParser.ParameterDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 138, self.RULE_parameterDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 701
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,68,self._ctx)
            if la_ == 1:
                self.state = 700
                self.identifierList()


            self.state = 704
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==GoParser.ELLIPSIS:
                self.state = 703
                self.match(GoParser.ELLIPSIS)


            self.state = 706
            self.type_()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExpressionContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def primaryExpr(self):
            return self.getTypedRuleContext(GoParser.PrimaryExprContext,0)


        def unaryExpr(self):
            return self.getTypedRuleContext(GoParser.UnaryExprContext,0)


        def expression(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ExpressionContext)
            else:
                return self.getTypedRuleContext(GoParser.ExpressionContext,i)


        def STAR(self):
            return self.getToken(GoParser.STAR, 0)

        def DIV(self):
            return self.getToken(GoParser.DIV, 0)

        def MOD(self):
            return self.getToken(GoParser.MOD, 0)

        def LSHIFT(self):
            return self.getToken(GoParser.LSHIFT, 0)

        def RSHIFT(self):
            return self.getToken(GoParser.RSHIFT, 0)

        def AMPERSAND(self):
            return self.getToken(GoParser.AMPERSAND, 0)

        def BIT_CLEAR(self):
            return self.getToken(GoParser.BIT_CLEAR, 0)

        def PLUS(self):
            return self.getToken(GoParser.PLUS, 0)

        def MINUS(self):
            return self.getToken(GoParser.MINUS, 0)

        def OR(self):
            return self.getToken(GoParser.OR, 0)

        def CARET(self):
            return self.getToken(GoParser.CARET, 0)

        def EQUALS(self):
            return self.getToken(GoParser.EQUALS, 0)

        def NOT_EQUALS(self):
            return self.getToken(GoParser.NOT_EQUALS, 0)

        def LESS(self):
            return self.getToken(GoParser.LESS, 0)

        def LESS_OR_EQUALS(self):
            return self.getToken(GoParser.LESS_OR_EQUALS, 0)

        def GREATER(self):
            return self.getToken(GoParser.GREATER, 0)

        def GREATER_OR_EQUALS(self):
            return self.getToken(GoParser.GREATER_OR_EQUALS, 0)

        def LOGICAL_AND(self):
            return self.getToken(GoParser.LOGICAL_AND, 0)

        def LOGICAL_OR(self):
            return self.getToken(GoParser.LOGICAL_OR, 0)

        def getRuleIndex(self):
            return GoParser.RULE_expression

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExpression" ):
                listener.enterExpression(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExpression" ):
                listener.exitExpression(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExpression" ):
                return visitor.visitExpression(self)
            else:
                return visitor.visitChildren(self)



    def expression(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = GoParser.ExpressionContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 140
        self.enterRecursionRule(localctx, 140, self.RULE_expression, _p)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 711
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,70,self._ctx)
            if la_ == 1:
                self.state = 709
                self.primaryExpr(0)
                pass

            elif la_ == 2:
                self.state = 710
                self.unaryExpr()
                pass


            self._ctx.stop = self._input.LT(-1)
            self.state = 730
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,72,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    self.state = 728
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,71,self._ctx)
                    if la_ == 1:
                        localctx = GoParser.ExpressionContext(self, _parentctx, _parentState)
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expression)
                        self.state = 713
                        if not self.precpred(self._ctx, 5):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 5)")
                        self.state = 714
                        _la = self._input.LA(1)
                        if not((((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.BIT_CLEAR) | (1 << GoParser.DIV) | (1 << GoParser.LSHIFT) | (1 << GoParser.MOD) | (1 << GoParser.RSHIFT) | (1 << GoParser.AMPERSAND) | (1 << GoParser.STAR))) != 0)):
                            self._errHandler.recoverInline(self)
                        else:
                            self._errHandler.reportMatch(self)
                            self.consume()
                        self.state = 715
                        self.expression(6)
                        pass

                    elif la_ == 2:
                        localctx = GoParser.ExpressionContext(self, _parentctx, _parentState)
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expression)
                        self.state = 716
                        if not self.precpred(self._ctx, 4):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 4)")
                        self.state = 717
                        _la = self._input.LA(1)
                        if not((((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.OR) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS))) != 0)):
                            self._errHandler.recoverInline(self)
                        else:
                            self._errHandler.reportMatch(self)
                            self.consume()
                        self.state = 718
                        self.expression(5)
                        pass

                    elif la_ == 3:
                        localctx = GoParser.ExpressionContext(self, _parentctx, _parentState)
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expression)
                        self.state = 719
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 720
                        _la = self._input.LA(1)
                        if not((((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.EQUALS) | (1 << GoParser.GREATER) | (1 << GoParser.GREATER_OR_EQUALS) | (1 << GoParser.LESS) | (1 << GoParser.LESS_OR_EQUALS) | (1 << GoParser.NOT_EQUALS))) != 0)):
                            self._errHandler.recoverInline(self)
                        else:
                            self._errHandler.reportMatch(self)
                            self.consume()
                        self.state = 721
                        self.expression(4)
                        pass

                    elif la_ == 4:
                        localctx = GoParser.ExpressionContext(self, _parentctx, _parentState)
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expression)
                        self.state = 722
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 723
                        self.match(GoParser.LOGICAL_AND)
                        self.state = 724
                        self.expression(3)
                        pass

                    elif la_ == 5:
                        localctx = GoParser.ExpressionContext(self, _parentctx, _parentState)
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expression)
                        self.state = 725
                        if not self.precpred(self._ctx, 1):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 1)")
                        self.state = 726
                        self.match(GoParser.LOGICAL_OR)
                        self.state = 727
                        self.expression(2)
                        pass

             
                self.state = 732
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,72,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx


    class PrimaryExprContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def operand(self):
            return self.getTypedRuleContext(GoParser.OperandContext,0)


        def conversion(self):
            return self.getTypedRuleContext(GoParser.ConversionContext,0)


        def primaryExpr(self):
            return self.getTypedRuleContext(GoParser.PrimaryExprContext,0)


        def DOT(self):
            return self.getToken(GoParser.DOT, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def index(self):
            return self.getTypedRuleContext(GoParser.IndexContext,0)


        def sliceNode(self):
            return self.getTypedRuleContext(GoParser.SliceNodeContext,0)


        def typeAssertion(self):
            return self.getTypedRuleContext(GoParser.TypeAssertionContext,0)


        def arguments(self):
            return self.getTypedRuleContext(GoParser.ArgumentsContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_primaryExpr

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPrimaryExpr" ):
                listener.enterPrimaryExpr(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPrimaryExpr" ):
                listener.exitPrimaryExpr(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPrimaryExpr" ):
                return visitor.visitPrimaryExpr(self)
            else:
                return visitor.visitChildren(self)



    def primaryExpr(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = GoParser.PrimaryExprContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 142
        self.enterRecursionRule(localctx, 142, self.RULE_primaryExpr, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 736
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,73,self._ctx)
            if la_ == 1:
                self.state = 734
                self.operand()
                pass

            elif la_ == 2:
                self.state = 735
                self.conversion()
                pass


            self._ctx.stop = self._input.LT(-1)
            self.state = 749
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,75,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = GoParser.PrimaryExprContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_primaryExpr)
                    self.state = 738
                    if not self.precpred(self._ctx, 1):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 1)")
                    self.state = 745
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,74,self._ctx)
                    if la_ == 1:
                        self.state = 739
                        self.match(GoParser.DOT)
                        self.state = 740
                        self.match(GoParser.IDENTIFIER)
                        pass

                    elif la_ == 2:
                        self.state = 741
                        self.index()
                        pass

                    elif la_ == 3:
                        self.state = 742
                        self.sliceNode()
                        pass

                    elif la_ == 4:
                        self.state = 743
                        self.typeAssertion()
                        pass

                    elif la_ == 5:
                        self.state = 744
                        self.arguments()
                        pass

             
                self.state = 751
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,75,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx


    class UnaryExprContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def primaryExpr(self):
            return self.getTypedRuleContext(GoParser.PrimaryExprContext,0)


        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def PLUS(self):
            return self.getToken(GoParser.PLUS, 0)

        def MINUS(self):
            return self.getToken(GoParser.MINUS, 0)

        def EXCLAMATION(self):
            return self.getToken(GoParser.EXCLAMATION, 0)

        def CARET(self):
            return self.getToken(GoParser.CARET, 0)

        def STAR(self):
            return self.getToken(GoParser.STAR, 0)

        def AMPERSAND(self):
            return self.getToken(GoParser.AMPERSAND, 0)

        def RECEIVE(self):
            return self.getToken(GoParser.RECEIVE, 0)

        def getRuleIndex(self):
            return GoParser.RULE_unaryExpr

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterUnaryExpr" ):
                listener.enterUnaryExpr(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitUnaryExpr" ):
                listener.exitUnaryExpr(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitUnaryExpr" ):
                return visitor.visitUnaryExpr(self)
            else:
                return visitor.visitChildren(self)




    def unaryExpr(self):

        localctx = GoParser.UnaryExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 144, self.RULE_unaryExpr)
        self._la = 0 # Token type
        try:
            self.state = 755
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,76,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 752
                self.primaryExpr(0)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 753
                _la = self._input.LA(1)
                if not((((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0)):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 754
                self.expression(0)
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ConversionContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def COMMA(self):
            return self.getToken(GoParser.COMMA, 0)

        def getRuleIndex(self):
            return GoParser.RULE_conversion

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterConversion" ):
                listener.enterConversion(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitConversion" ):
                listener.exitConversion(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitConversion" ):
                return visitor.visitConversion(self)
            else:
                return visitor.visitChildren(self)




    def conversion(self):

        localctx = GoParser.ConversionContext(self, self._ctx, self.state)
        self.enterRule(localctx, 146, self.RULE_conversion)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 757
            self.type_()
            self.state = 758
            self.match(GoParser.L_PAREN)
            self.state = 759
            self.expression(0)
            self.state = 761
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==GoParser.COMMA:
                self.state = 760
                self.match(GoParser.COMMA)


            self.state = 763
            self.match(GoParser.R_PAREN)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class OperandContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def literal(self):
            return self.getTypedRuleContext(GoParser.LiteralContext,0)


        def operandName(self):
            return self.getTypedRuleContext(GoParser.OperandNameContext,0)


        def methodExpr(self):
            return self.getTypedRuleContext(GoParser.MethodExprContext,0)


        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def getRuleIndex(self):
            return GoParser.RULE_operand

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterOperand" ):
                listener.enterOperand(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitOperand" ):
                listener.exitOperand(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitOperand" ):
                return visitor.visitOperand(self)
            else:
                return visitor.visitChildren(self)




    def operand(self):

        localctx = GoParser.OperandContext(self, self._ctx, self.state)
        self.enterRule(localctx, 148, self.RULE_operand)
        try:
            self.state = 772
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,78,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 765
                self.literal()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 766
                self.operandName()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 767
                self.methodExpr()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 768
                self.match(GoParser.L_PAREN)
                self.state = 769
                self.expression(0)
                self.state = 770
                self.match(GoParser.R_PAREN)
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class LiteralContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def basicLit(self):
            return self.getTypedRuleContext(GoParser.BasicLitContext,0)


        def compositeLit(self):
            return self.getTypedRuleContext(GoParser.CompositeLitContext,0)


        def functionLit(self):
            return self.getTypedRuleContext(GoParser.FunctionLitContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_literal

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLiteral" ):
                listener.enterLiteral(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLiteral" ):
                listener.exitLiteral(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLiteral" ):
                return visitor.visitLiteral(self)
            else:
                return visitor.visitChildren(self)




    def literal(self):

        localctx = GoParser.LiteralContext(self, self._ctx, self.state)
        self.enterRule(localctx, 150, self.RULE_literal)
        try:
            self.state = 777
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.NIL_LIT, GoParser.DECIMAL_LIT, GoParser.HEX_LIT, GoParser.OCTAL_LIT, GoParser.FLOAT_LIT, GoParser.IMAGINARY_LIT, GoParser.RUNE_LIT, GoParser.RAW_STRING_LIT, GoParser.INTERPRETED_STRING_LIT]:
                self.enterOuterAlt(localctx, 1)
                self.state = 774
                self.basicLit()
                pass
            elif token in [GoParser.MAP, GoParser.STRUCT, GoParser.IDENTIFIER, GoParser.L_BRACKET]:
                self.enterOuterAlt(localctx, 2)
                self.state = 775
                self.compositeLit()
                pass
            elif token in [GoParser.FUNC]:
                self.enterOuterAlt(localctx, 3)
                self.state = 776
                self.functionLit()
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class BasicLitContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def NIL_LIT(self):
            return self.getToken(GoParser.NIL_LIT, 0)

        def integer(self):
            return self.getTypedRuleContext(GoParser.IntegerContext,0)


        def string_(self):
            return self.getTypedRuleContext(GoParser.String_Context,0)


        def FLOAT_LIT(self):
            return self.getToken(GoParser.FLOAT_LIT, 0)

        def IMAGINARY_LIT(self):
            return self.getToken(GoParser.IMAGINARY_LIT, 0)

        def RUNE_LIT(self):
            return self.getToken(GoParser.RUNE_LIT, 0)

        def getRuleIndex(self):
            return GoParser.RULE_basicLit

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBasicLit" ):
                listener.enterBasicLit(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBasicLit" ):
                listener.exitBasicLit(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBasicLit" ):
                return visitor.visitBasicLit(self)
            else:
                return visitor.visitChildren(self)




    def basicLit(self):

        localctx = GoParser.BasicLitContext(self, self._ctx, self.state)
        self.enterRule(localctx, 152, self.RULE_basicLit)
        try:
            self.state = 785
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,80,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 779
                self.match(GoParser.NIL_LIT)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 780
                self.integer()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 781
                self.string_()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 782
                self.match(GoParser.FLOAT_LIT)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 783
                self.match(GoParser.IMAGINARY_LIT)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 784
                self.match(GoParser.RUNE_LIT)
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IntegerContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def DECIMAL_LIT(self):
            return self.getToken(GoParser.DECIMAL_LIT, 0)

        def OCTAL_LIT(self):
            return self.getToken(GoParser.OCTAL_LIT, 0)

        def HEX_LIT(self):
            return self.getToken(GoParser.HEX_LIT, 0)

        def IMAGINARY_LIT(self):
            return self.getToken(GoParser.IMAGINARY_LIT, 0)

        def RUNE_LIT(self):
            return self.getToken(GoParser.RUNE_LIT, 0)

        def getRuleIndex(self):
            return GoParser.RULE_integer

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterInteger" ):
                listener.enterInteger(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitInteger" ):
                listener.exitInteger(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitInteger" ):
                return visitor.visitInteger(self)
            else:
                return visitor.visitChildren(self)




    def integer(self):

        localctx = GoParser.IntegerContext(self, self._ctx, self.state)
        self.enterRule(localctx, 154, self.RULE_integer)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 787
            _la = self._input.LA(1)
            if not(((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)))) != 0)):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class OperandNameContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def qualifiedIdent(self):
            return self.getTypedRuleContext(GoParser.QualifiedIdentContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_operandName

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterOperandName" ):
                listener.enterOperandName(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitOperandName" ):
                listener.exitOperandName(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitOperandName" ):
                return visitor.visitOperandName(self)
            else:
                return visitor.visitChildren(self)




    def operandName(self):

        localctx = GoParser.OperandNameContext(self, self._ctx, self.state)
        self.enterRule(localctx, 156, self.RULE_operandName)
        try:
            self.state = 791
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,81,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 789
                self.match(GoParser.IDENTIFIER)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 790
                self.qualifiedIdent()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class QualifiedIdentContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IDENTIFIER(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.IDENTIFIER)
            else:
                return self.getToken(GoParser.IDENTIFIER, i)

        def DOT(self):
            return self.getToken(GoParser.DOT, 0)

        def getRuleIndex(self):
            return GoParser.RULE_qualifiedIdent

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterQualifiedIdent" ):
                listener.enterQualifiedIdent(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitQualifiedIdent" ):
                listener.exitQualifiedIdent(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitQualifiedIdent" ):
                return visitor.visitQualifiedIdent(self)
            else:
                return visitor.visitChildren(self)




    def qualifiedIdent(self):

        localctx = GoParser.QualifiedIdentContext(self, self._ctx, self.state)
        self.enterRule(localctx, 158, self.RULE_qualifiedIdent)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 793
            self.match(GoParser.IDENTIFIER)
            self.state = 794
            self.match(GoParser.DOT)
            self.state = 795
            self.match(GoParser.IDENTIFIER)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class CompositeLitContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def literalType(self):
            return self.getTypedRuleContext(GoParser.LiteralTypeContext,0)


        def literalValue(self):
            return self.getTypedRuleContext(GoParser.LiteralValueContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_compositeLit

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCompositeLit" ):
                listener.enterCompositeLit(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCompositeLit" ):
                listener.exitCompositeLit(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCompositeLit" ):
                return visitor.visitCompositeLit(self)
            else:
                return visitor.visitChildren(self)




    def compositeLit(self):

        localctx = GoParser.CompositeLitContext(self, self._ctx, self.state)
        self.enterRule(localctx, 160, self.RULE_compositeLit)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 797
            self.literalType()
            self.state = 798
            self.literalValue()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class LiteralTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def structType(self):
            return self.getTypedRuleContext(GoParser.StructTypeContext,0)


        def arrayType(self):
            return self.getTypedRuleContext(GoParser.ArrayTypeContext,0)


        def L_BRACKET(self):
            return self.getToken(GoParser.L_BRACKET, 0)

        def ELLIPSIS(self):
            return self.getToken(GoParser.ELLIPSIS, 0)

        def R_BRACKET(self):
            return self.getToken(GoParser.R_BRACKET, 0)

        def elementType(self):
            return self.getTypedRuleContext(GoParser.ElementTypeContext,0)


        def sliceType(self):
            return self.getTypedRuleContext(GoParser.SliceTypeContext,0)


        def mapType(self):
            return self.getTypedRuleContext(GoParser.MapTypeContext,0)


        def typeName(self):
            return self.getTypedRuleContext(GoParser.TypeNameContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_literalType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLiteralType" ):
                listener.enterLiteralType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLiteralType" ):
                listener.exitLiteralType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLiteralType" ):
                return visitor.visitLiteralType(self)
            else:
                return visitor.visitChildren(self)




    def literalType(self):

        localctx = GoParser.LiteralTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 162, self.RULE_literalType)
        try:
            self.state = 809
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,82,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 800
                self.structType()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 801
                self.arrayType()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 802
                self.match(GoParser.L_BRACKET)
                self.state = 803
                self.match(GoParser.ELLIPSIS)
                self.state = 804
                self.match(GoParser.R_BRACKET)
                self.state = 805
                self.elementType()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 806
                self.sliceType()
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 807
                self.mapType()
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 808
                self.typeName()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class LiteralValueContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def L_CURLY(self):
            return self.getToken(GoParser.L_CURLY, 0)

        def R_CURLY(self):
            return self.getToken(GoParser.R_CURLY, 0)

        def elementList(self):
            return self.getTypedRuleContext(GoParser.ElementListContext,0)


        def COMMA(self):
            return self.getToken(GoParser.COMMA, 0)

        def getRuleIndex(self):
            return GoParser.RULE_literalValue

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLiteralValue" ):
                listener.enterLiteralValue(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLiteralValue" ):
                listener.exitLiteralValue(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLiteralValue" ):
                return visitor.visitLiteralValue(self)
            else:
                return visitor.visitChildren(self)




    def literalValue(self):

        localctx = GoParser.LiteralValueContext(self, self._ctx, self.state)
        self.enterRule(localctx, 164, self.RULE_literalValue)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 811
            self.match(GoParser.L_CURLY)
            self.state = 816
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_CURLY) | (1 << GoParser.L_PAREN) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 812
                self.elementList()
                self.state = 814
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==GoParser.COMMA:
                    self.state = 813
                    self.match(GoParser.COMMA)




            self.state = 818
            self.match(GoParser.R_CURLY)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ElementListContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def keyedElement(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.KeyedElementContext)
            else:
                return self.getTypedRuleContext(GoParser.KeyedElementContext,i)


        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.COMMA)
            else:
                return self.getToken(GoParser.COMMA, i)

        def getRuleIndex(self):
            return GoParser.RULE_elementList

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterElementList" ):
                listener.enterElementList(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitElementList" ):
                listener.exitElementList(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitElementList" ):
                return visitor.visitElementList(self)
            else:
                return visitor.visitChildren(self)




    def elementList(self):

        localctx = GoParser.ElementListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 166, self.RULE_elementList)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 820
            self.keyedElement()
            self.state = 825
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,85,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    self.state = 821
                    self.match(GoParser.COMMA)
                    self.state = 822
                    self.keyedElement() 
                self.state = 827
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,85,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class KeyedElementContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def element(self):
            return self.getTypedRuleContext(GoParser.ElementContext,0)


        def key(self):
            return self.getTypedRuleContext(GoParser.KeyContext,0)


        def COLON(self):
            return self.getToken(GoParser.COLON, 0)

        def getRuleIndex(self):
            return GoParser.RULE_keyedElement

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterKeyedElement" ):
                listener.enterKeyedElement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitKeyedElement" ):
                listener.exitKeyedElement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitKeyedElement" ):
                return visitor.visitKeyedElement(self)
            else:
                return visitor.visitChildren(self)




    def keyedElement(self):

        localctx = GoParser.KeyedElementContext(self, self._ctx, self.state)
        self.enterRule(localctx, 168, self.RULE_keyedElement)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 831
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,86,self._ctx)
            if la_ == 1:
                self.state = 828
                self.key()
                self.state = 829
                self.match(GoParser.COLON)


            self.state = 833
            self.element()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class KeyContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def literalValue(self):
            return self.getTypedRuleContext(GoParser.LiteralValueContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_key

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterKey" ):
                listener.enterKey(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitKey" ):
                listener.exitKey(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitKey" ):
                return visitor.visitKey(self)
            else:
                return visitor.visitChildren(self)




    def key(self):

        localctx = GoParser.KeyContext(self, self._ctx, self.state)
        self.enterRule(localctx, 170, self.RULE_key)
        try:
            self.state = 838
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,87,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 835
                self.match(GoParser.IDENTIFIER)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 836
                self.expression(0)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 837
                self.literalValue()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ElementContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def literalValue(self):
            return self.getTypedRuleContext(GoParser.LiteralValueContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_element

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterElement" ):
                listener.enterElement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitElement" ):
                listener.exitElement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitElement" ):
                return visitor.visitElement(self)
            else:
                return visitor.visitChildren(self)




    def element(self):

        localctx = GoParser.ElementContext(self, self._ctx, self.state)
        self.enterRule(localctx, 172, self.RULE_element)
        try:
            self.state = 842
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.CHAN, GoParser.FUNC, GoParser.INTERFACE, GoParser.MAP, GoParser.STRUCT, GoParser.NIL_LIT, GoParser.IDENTIFIER, GoParser.L_BRACKET, GoParser.L_PAREN, GoParser.EXCLAMATION, GoParser.AMPERSAND, GoParser.CARET, GoParser.MINUS, GoParser.PLUS, GoParser.RECEIVE, GoParser.STAR, GoParser.DECIMAL_LIT, GoParser.HEX_LIT, GoParser.OCTAL_LIT, GoParser.FLOAT_LIT, GoParser.IMAGINARY_LIT, GoParser.RUNE_LIT, GoParser.RAW_STRING_LIT, GoParser.INTERPRETED_STRING_LIT]:
                self.enterOuterAlt(localctx, 1)
                self.state = 840
                self.expression(0)
                pass
            elif token in [GoParser.L_CURLY]:
                self.enterOuterAlt(localctx, 2)
                self.state = 841
                self.literalValue()
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class StructTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def STRUCT(self):
            return self.getToken(GoParser.STRUCT, 0)

        def L_CURLY(self):
            return self.getToken(GoParser.L_CURLY, 0)

        def R_CURLY(self):
            return self.getToken(GoParser.R_CURLY, 0)

        def fieldDecl(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.FieldDeclContext)
            else:
                return self.getTypedRuleContext(GoParser.FieldDeclContext,i)


        def eos(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.EosContext)
            else:
                return self.getTypedRuleContext(GoParser.EosContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_structType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStructType" ):
                listener.enterStructType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStructType" ):
                listener.exitStructType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStructType" ):
                return visitor.visitStructType(self)
            else:
                return visitor.visitChildren(self)




    def structType(self):

        localctx = GoParser.StructTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 174, self.RULE_structType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 844
            self.match(GoParser.STRUCT)
            self.state = 845
            self.match(GoParser.L_CURLY)
            self.state = 851
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,89,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    self.state = 846
                    self.fieldDecl()
                    self.state = 847
                    self.eos() 
                self.state = 853
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,89,self._ctx)

            self.state = 854
            self.match(GoParser.R_CURLY)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FieldDeclContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def identifierList(self):
            return self.getTypedRuleContext(GoParser.IdentifierListContext,0)


        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def anonymousField(self):
            return self.getTypedRuleContext(GoParser.AnonymousFieldContext,0)


        def string_(self):
            return self.getTypedRuleContext(GoParser.String_Context,0)


        def getRuleIndex(self):
            return GoParser.RULE_fieldDecl

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFieldDecl" ):
                listener.enterFieldDecl(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFieldDecl" ):
                listener.exitFieldDecl(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFieldDecl" ):
                return visitor.visitFieldDecl(self)
            else:
                return visitor.visitChildren(self)




    def fieldDecl(self):

        localctx = GoParser.FieldDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 176, self.RULE_fieldDecl)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 861
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,90,self._ctx)
            if la_ == 1:
                self.state = 856
                if not self.noTerminatorBetween(2):
                    from antlr4.error.Errors import FailedPredicateException
                    raise FailedPredicateException(self, "self.noTerminatorBetween(2)")
                self.state = 857
                self.identifierList()
                self.state = 858
                self.type_()
                pass

            elif la_ == 2:
                self.state = 860
                self.anonymousField()
                pass


            self.state = 864
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,91,self._ctx)
            if la_ == 1:
                self.state = 863
                self.string_()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class String_Context(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def RAW_STRING_LIT(self):
            return self.getToken(GoParser.RAW_STRING_LIT, 0)

        def INTERPRETED_STRING_LIT(self):
            return self.getToken(GoParser.INTERPRETED_STRING_LIT, 0)

        def getRuleIndex(self):
            return GoParser.RULE_string_

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterString_" ):
                listener.enterString_(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitString_" ):
                listener.exitString_(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitString_" ):
                return visitor.visitString_(self)
            else:
                return visitor.visitChildren(self)




    def string_(self):

        localctx = GoParser.String_Context(self, self._ctx, self.state)
        self.enterRule(localctx, 178, self.RULE_string_)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 866
            _la = self._input.LA(1)
            if not(_la==GoParser.RAW_STRING_LIT or _la==GoParser.INTERPRETED_STRING_LIT):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class AnonymousFieldContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def typeName(self):
            return self.getTypedRuleContext(GoParser.TypeNameContext,0)


        def STAR(self):
            return self.getToken(GoParser.STAR, 0)

        def getRuleIndex(self):
            return GoParser.RULE_anonymousField

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAnonymousField" ):
                listener.enterAnonymousField(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAnonymousField" ):
                listener.exitAnonymousField(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAnonymousField" ):
                return visitor.visitAnonymousField(self)
            else:
                return visitor.visitChildren(self)




    def anonymousField(self):

        localctx = GoParser.AnonymousFieldContext(self, self._ctx, self.state)
        self.enterRule(localctx, 180, self.RULE_anonymousField)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 869
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==GoParser.STAR:
                self.state = 868
                self.match(GoParser.STAR)


            self.state = 871
            self.typeName()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FunctionLitContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def FUNC(self):
            return self.getToken(GoParser.FUNC, 0)

        def signature(self):
            return self.getTypedRuleContext(GoParser.SignatureContext,0)


        def block(self):
            return self.getTypedRuleContext(GoParser.BlockContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_functionLit

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunctionLit" ):
                listener.enterFunctionLit(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunctionLit" ):
                listener.exitFunctionLit(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunctionLit" ):
                return visitor.visitFunctionLit(self)
            else:
                return visitor.visitChildren(self)




    def functionLit(self):

        localctx = GoParser.FunctionLitContext(self, self._ctx, self.state)
        self.enterRule(localctx, 182, self.RULE_functionLit)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 873
            self.match(GoParser.FUNC)
            self.state = 874
            self.signature()
            self.state = 875
            self.block()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IndexContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def L_BRACKET(self):
            return self.getToken(GoParser.L_BRACKET, 0)

        def expression(self):
            return self.getTypedRuleContext(GoParser.ExpressionContext,0)


        def R_BRACKET(self):
            return self.getToken(GoParser.R_BRACKET, 0)

        def getRuleIndex(self):
            return GoParser.RULE_index

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIndex" ):
                listener.enterIndex(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIndex" ):
                listener.exitIndex(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIndex" ):
                return visitor.visitIndex(self)
            else:
                return visitor.visitChildren(self)




    def index(self):

        localctx = GoParser.IndexContext(self, self._ctx, self.state)
        self.enterRule(localctx, 184, self.RULE_index)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 877
            self.match(GoParser.L_BRACKET)
            self.state = 878
            self.expression(0)
            self.state = 879
            self.match(GoParser.R_BRACKET)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class SliceNodeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def L_BRACKET(self):
            return self.getToken(GoParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(GoParser.R_BRACKET, 0)

        def COLON(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.COLON)
            else:
                return self.getToken(GoParser.COLON, i)

        def expression(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(GoParser.ExpressionContext)
            else:
                return self.getTypedRuleContext(GoParser.ExpressionContext,i)


        def getRuleIndex(self):
            return GoParser.RULE_sliceNode

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceNode" ):
                listener.enterSliceNode(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceNode" ):
                listener.exitSliceNode(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceNode" ):
                return visitor.visitSliceNode(self)
            else:
                return visitor.visitChildren(self)




    def sliceNode(self):

        localctx = GoParser.SliceNodeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 186, self.RULE_sliceNode)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 881
            self.match(GoParser.L_BRACKET)
            self.state = 897
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,96,self._ctx)
            if la_ == 1:
                self.state = 883
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                    self.state = 882
                    self.expression(0)


                self.state = 885
                self.match(GoParser.COLON)
                self.state = 887
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                    self.state = 886
                    self.expression(0)


                pass

            elif la_ == 2:
                self.state = 890
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                    self.state = 889
                    self.expression(0)


                self.state = 892
                self.match(GoParser.COLON)
                self.state = 893
                self.expression(0)
                self.state = 894
                self.match(GoParser.COLON)
                self.state = 895
                self.expression(0)
                pass


            self.state = 899
            self.match(GoParser.R_BRACKET)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TypeAssertionContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def DOT(self):
            return self.getToken(GoParser.DOT, 0)

        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def getRuleIndex(self):
            return GoParser.RULE_typeAssertion

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTypeAssertion" ):
                listener.enterTypeAssertion(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTypeAssertion" ):
                listener.exitTypeAssertion(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTypeAssertion" ):
                return visitor.visitTypeAssertion(self)
            else:
                return visitor.visitChildren(self)




    def typeAssertion(self):

        localctx = GoParser.TypeAssertionContext(self, self._ctx, self.state)
        self.enterRule(localctx, 188, self.RULE_typeAssertion)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 901
            self.match(GoParser.DOT)
            self.state = 902
            self.match(GoParser.L_PAREN)
            self.state = 903
            self.type_()
            self.state = 904
            self.match(GoParser.R_PAREN)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ArgumentsContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def expressionList(self):
            return self.getTypedRuleContext(GoParser.ExpressionListContext,0)


        def type_(self):
            return self.getTypedRuleContext(GoParser.Type_Context,0)


        def ELLIPSIS(self):
            return self.getToken(GoParser.ELLIPSIS, 0)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(GoParser.COMMA)
            else:
                return self.getToken(GoParser.COMMA, i)

        def getRuleIndex(self):
            return GoParser.RULE_arguments

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterArguments" ):
                listener.enterArguments(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitArguments" ):
                listener.exitArguments(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitArguments" ):
                return visitor.visitArguments(self)
            else:
                return visitor.visitChildren(self)




    def arguments(self):

        localctx = GoParser.ArgumentsContext(self, self._ctx, self.state)
        self.enterRule(localctx, 190, self.RULE_arguments)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 906
            self.match(GoParser.L_PAREN)
            self.state = 921
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << GoParser.CHAN) | (1 << GoParser.FUNC) | (1 << GoParser.INTERFACE) | (1 << GoParser.MAP) | (1 << GoParser.STRUCT) | (1 << GoParser.NIL_LIT) | (1 << GoParser.IDENTIFIER) | (1 << GoParser.L_BRACKET) | (1 << GoParser.L_PAREN) | (1 << GoParser.EXCLAMATION) | (1 << GoParser.AMPERSAND) | (1 << GoParser.CARET) | (1 << GoParser.MINUS) | (1 << GoParser.PLUS) | (1 << GoParser.RECEIVE) | (1 << GoParser.STAR))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (GoParser.DECIMAL_LIT - 64)) | (1 << (GoParser.HEX_LIT - 64)) | (1 << (GoParser.OCTAL_LIT - 64)) | (1 << (GoParser.FLOAT_LIT - 64)) | (1 << (GoParser.IMAGINARY_LIT - 64)) | (1 << (GoParser.RUNE_LIT - 64)) | (1 << (GoParser.RAW_STRING_LIT - 64)) | (1 << (GoParser.INTERPRETED_STRING_LIT - 64)))) != 0):
                self.state = 913
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,98,self._ctx)
                if la_ == 1:
                    self.state = 907
                    self.expressionList()
                    pass

                elif la_ == 2:
                    self.state = 908
                    self.type_()
                    self.state = 911
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,97,self._ctx)
                    if la_ == 1:
                        self.state = 909
                        self.match(GoParser.COMMA)
                        self.state = 910
                        self.expressionList()


                    pass


                self.state = 916
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==GoParser.ELLIPSIS:
                    self.state = 915
                    self.match(GoParser.ELLIPSIS)


                self.state = 919
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==GoParser.COMMA:
                    self.state = 918
                    self.match(GoParser.COMMA)




            self.state = 923
            self.match(GoParser.R_PAREN)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class MethodExprContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def receiverType(self):
            return self.getTypedRuleContext(GoParser.ReceiverTypeContext,0)


        def DOT(self):
            return self.getToken(GoParser.DOT, 0)

        def IDENTIFIER(self):
            return self.getToken(GoParser.IDENTIFIER, 0)

        def getRuleIndex(self):
            return GoParser.RULE_methodExpr

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMethodExpr" ):
                listener.enterMethodExpr(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMethodExpr" ):
                listener.exitMethodExpr(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMethodExpr" ):
                return visitor.visitMethodExpr(self)
            else:
                return visitor.visitChildren(self)




    def methodExpr(self):

        localctx = GoParser.MethodExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 192, self.RULE_methodExpr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 925
            self.receiverType()
            self.state = 926
            self.match(GoParser.DOT)
            self.state = 927
            self.match(GoParser.IDENTIFIER)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ReceiverTypeContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def typeName(self):
            return self.getTypedRuleContext(GoParser.TypeNameContext,0)


        def L_PAREN(self):
            return self.getToken(GoParser.L_PAREN, 0)

        def R_PAREN(self):
            return self.getToken(GoParser.R_PAREN, 0)

        def STAR(self):
            return self.getToken(GoParser.STAR, 0)

        def receiverType(self):
            return self.getTypedRuleContext(GoParser.ReceiverTypeContext,0)


        def getRuleIndex(self):
            return GoParser.RULE_receiverType

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterReceiverType" ):
                listener.enterReceiverType(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitReceiverType" ):
                listener.exitReceiverType(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReceiverType" ):
                return visitor.visitReceiverType(self)
            else:
                return visitor.visitChildren(self)




    def receiverType(self):

        localctx = GoParser.ReceiverTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 194, self.RULE_receiverType)
        try:
            self.state = 938
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [GoParser.IDENTIFIER]:
                self.enterOuterAlt(localctx, 1)
                self.state = 929
                self.typeName()
                pass
            elif token in [GoParser.L_PAREN]:
                self.enterOuterAlt(localctx, 2)
                self.state = 930
                self.match(GoParser.L_PAREN)
                self.state = 934
                self._errHandler.sync(self)
                token = self._input.LA(1)
                if token in [GoParser.STAR]:
                    self.state = 931
                    self.match(GoParser.STAR)
                    self.state = 932
                    self.typeName()
                    pass
                elif token in [GoParser.IDENTIFIER, GoParser.L_PAREN]:
                    self.state = 933
                    self.receiverType()
                    pass
                else:
                    raise NoViableAltException(self)

                self.state = 936
                self.match(GoParser.R_PAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class EosContext(ParserRuleContext):

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def SEMI(self):
            return self.getToken(GoParser.SEMI, 0)

        def EOF(self):
            return self.getToken(GoParser.EOF, 0)

        def getRuleIndex(self):
            return GoParser.RULE_eos

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterEos" ):
                listener.enterEos(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitEos" ):
                listener.exitEos(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEos" ):
                return visitor.visitEos(self)
            else:
                return visitor.visitChildren(self)




    def eos(self):

        localctx = GoParser.EosContext(self, self._ctx, self.state)
        self.enterRule(localctx, 196, self.RULE_eos)
        try:
            self.state = 944
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,104,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 940
                self.match(GoParser.SEMI)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 941
                self.match(GoParser.EOF)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 942
                if not self.lineTerminatorAhead():
                    from antlr4.error.Errors import FailedPredicateException
                    raise FailedPredicateException(self, "self.lineTerminatorAhead()")
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 943
                if not self.checkPreviousTokenText('}'):
                    from antlr4.error.Errors import FailedPredicateException
                    raise FailedPredicateException(self, "self.checkPreviousTokenText('}')")
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx



    def sempred(self, localctx:RuleContext, ruleIndex:int, predIndex:int):
        if self._predicates == None:
            self._predicates = dict()
        self._predicates[64] = self.methodSpec_sempred
        self._predicates[66] = self.signature_sempred
        self._predicates[70] = self.expression_sempred
        self._predicates[71] = self.primaryExpr_sempred
        self._predicates[88] = self.fieldDecl_sempred
        self._predicates[98] = self.eos_sempred
        pred = self._predicates.get(ruleIndex, None)
        if pred is None:
            raise Exception("No predicate with index:" + str(ruleIndex))
        else:
            return pred(localctx, predIndex)

    def methodSpec_sempred(self, localctx:MethodSpecContext, predIndex:int):
            if predIndex == 0:
                return self.noTerminatorAfterParams(2)
         

    def signature_sempred(self, localctx:SignatureContext, predIndex:int):
            if predIndex == 1:
                return self.noTerminatorAfterParams(1)
         

    def expression_sempred(self, localctx:ExpressionContext, predIndex:int):
            if predIndex == 2:
                return self.precpred(self._ctx, 5)
         

            if predIndex == 3:
                return self.precpred(self._ctx, 4)
         

            if predIndex == 4:
                return self.precpred(self._ctx, 3)
         

            if predIndex == 5:
                return self.precpred(self._ctx, 2)
         

            if predIndex == 6:
                return self.precpred(self._ctx, 1)
         

    def primaryExpr_sempred(self, localctx:PrimaryExprContext, predIndex:int):
            if predIndex == 7:
                return self.precpred(self._ctx, 1)
         

    def fieldDecl_sempred(self, localctx:FieldDeclContext, predIndex:int):
            if predIndex == 8:
                return self.noTerminatorBetween(2)
         

    def eos_sempred(self, localctx:EosContext, predIndex:int):
            if predIndex == 9:
                return self.lineTerminatorAhead()
         

            if predIndex == 10:
                return self.checkPreviousTokenText('}')
