# Generated from PParser.g4 by ANTLR 4.9.2
# encoding: utf-8
from 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():
    with StringIO() as buf:
        buf.write("\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3q")
        buf.write("\u03e1\4\2\t\2\4\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7")
        buf.write("\4\b\t\b\4\t\t\t\4\n\t\n\4\13\t\13\4\f\t\f\4\r\t\r\4\16")
        buf.write("\t\16\4\17\t\17\4\20\t\20\4\21\t\21\4\22\t\22\4\23\t\23")
        buf.write("\4\24\t\24\4\25\t\25\4\26\t\26\4\27\t\27\4\30\t\30\4\31")
        buf.write("\t\31\4\32\t\32\4\33\t\33\4\34\t\34\4\35\t\35\4\36\t\36")
        buf.write("\4\37\t\37\4 \t \4!\t!\4\"\t\"\4#\t#\4$\t$\4%\t%\4&\t")
        buf.write("&\4\'\t\'\4(\t(\4)\t)\4*\t*\4+\t+\4,\t,\4-\t-\4.\t.\4")
        buf.write("/\t/\4\60\t\60\4\61\t\61\4\62\t\62\4\63\t\63\4\64\t\64")
        buf.write("\4\65\t\65\4\66\t\66\4\67\t\67\48\t8\49\t9\3\2\7\2t\n")
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        buf.write("Su\u0095\u00a7\u00ae\u00ba\u00cc\u00d8\u00e6\u00ed\u00f7")
        buf.write("\u0101\u0105\u010d\u011c\u0123\u0128\u012f\u0134\u013e")
        buf.write("\u0143\u0148\u014b\u0157\u0160\u016c\u0171\u0175\u017d")
        buf.write("\u0182\u0186\u018e\u0195\u0198\u019b\u01a3\u01e2\u01e9")
        buf.write("\u01ee\u01f5\u01fb\u0202\u020b\u0211\u021a\u0224\u022e")
        buf.write("\u025c\u0262\u026a\u0273\u027d\u0285\u028d\u0296\u029b")
        buf.write("\u02ab\u02ad\u02b9\u02e5\u02ec\u02f5\u02f9\u031b\u031d")
        buf.write("\u0326\u0329\u0334\u0337\u0341\u034b\u034d\u035e\u0360")
        buf.write("\u0367\u0376\u0382\u038a\u03a7\u03ae\u03d0\u03da")
        return buf.getvalue()


class PParser ( Parser ):

    grammarFileName = "PParser.g4"

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

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

    sharedContextCache = PredictionContextCache()

    literalNames = [ "<INVALID>", "'any'", "'bool'", "'enum'", "'event'", 
                     "'eventset'", "'float'", "'int'", "'machine'", "'interface'", 
                     "'map'", "'set'", "'string'", "'seq'", "'data'", "'announce'", 
                     "'as'", "'assert'", "'assume'", "'break'", "'case'", 
                     "'cold'", "'continue'", "'default'", "'defer'", "'do'", 
                     "'else'", "'entry'", "'exit'", "'format'", "'fun'", 
                     "'goto'", "'group'", "'halt'", "'hot'", "'if'", "'ignore'", 
                     "'in'", "'keys'", "'new'", "'observes'", "'on'", "'pop'", 
                     "'print'", "'push'", "'raise'", "'receive'", "'return'", 
                     "'send'", "'sizeof'", "'spec'", "'start'", "'state'", 
                     "'this'", "'type'", "'values'", "'var'", "'while'", 
                     "'with'", "'choose'", "'module'", "'implementation'", 
                     "'test'", "'refines'", "'compose'", "'union'", "'hidee'", 
                     "'hidei'", "'rename'", "'safe'", "'main'", "'receives'", 
                     "'sends'", "'creates'", "'to'", "<INVALID>", "<INVALID>", 
                     "'null'", "<INVALID>", "'$$'", "'$'", "'!'", "'&&'", 
                     "'||'", "'=='", "'!='", "'<='", "'>='", "'<'", "'>'", 
                     "'->'", "'='", "'+='", "'-='", "'+'", "'-'", "'*'", 
                     "'/'", "'{'", "'}'", "'['", "']'", "'('", "')'", "';'", 
                     "','", "'.'", "':'" ]

    symbolicNames = [ "<INVALID>", "ANY", "BOOL", "ENUM", "EVENT", "EVENTSET", 
                      "FLOAT", "INT", "MACHINE", "INTERFACE", "MAP", "SET", 
                      "STRING", "SEQ", "DATA", "ANNOUNCE", "AS", "ASSERT", 
                      "ASSUME", "BREAK", "CASE", "COLD", "CONTINUE", "DEFAULT", 
                      "DEFER", "DO", "ELSE", "ENTRY", "EXIT", "FORMAT", 
                      "FUN", "GOTO", "GROUP", "HALT", "HOT", "IF", "IGNORE", 
                      "IN", "KEYS", "NEW", "OBSERVES", "ON", "POP", "PRINT", 
                      "PUSH", "RAISE", "RECEIVE", "RETURN", "SEND", "SIZEOF", 
                      "SPEC", "START", "STATE", "THIS", "TYPE", "VALUES", 
                      "VAR", "WHILE", "WITH", "CHOOSE", "MODULE", "IMPLEMENTATION", 
                      "TEST", "REFINES", "COMPOSE", "UNION", "HIDEE", "HIDEI", 
                      "RENAME", "SAFE", "MAIN", "RECEIVES", "SENDS", "CREATES", 
                      "TO", "BoolLiteral", "IntLiteral", "NullLiteral", 
                      "StringLiteral", "FAIRNONDET", "NONDET", "LNOT", "LAND", 
                      "LOR", "EQ", "NE", "LE", "GE", "LT", "GT", "RARROW", 
                      "ASSIGN", "INSERT", "REMOVE", "ADD", "SUB", "MUL", 
                      "DIV", "LBRACE", "RBRACE", "LBRACK", "RBRACK", "LPAREN", 
                      "RPAREN", "SEMI", "COMMA", "DOT", "COLON", "Iden", 
                      "Whitespace", "BlockComment", "LineComment" ]

    RULE_program = 0
    RULE_iden = 1
    RULE_r_int = 2
    RULE_r_type = 3
    RULE_idenTypeList = 4
    RULE_idenType = 5
    RULE_funParamList = 6
    RULE_funParam = 7
    RULE_topDecl = 8
    RULE_typeDefDecl = 9
    RULE_enumTypeDefDecl = 10
    RULE_enumElemList = 11
    RULE_enumElem = 12
    RULE_numberedEnumElemList = 13
    RULE_numberedEnumElem = 14
    RULE_eventDecl = 15
    RULE_cardinality = 16
    RULE_eventSetDecl = 17
    RULE_eventSetLiteral = 18
    RULE_interfaceDecl = 19
    RULE_implMachineDecl = 20
    RULE_idenList = 21
    RULE_receivesSends = 22
    RULE_specMachineDecl = 23
    RULE_machineBody = 24
    RULE_machineEntry = 25
    RULE_varDecl = 26
    RULE_funDecl = 27
    RULE_group = 28
    RULE_groupItem = 29
    RULE_stateDecl = 30
    RULE_stateBodyItem = 31
    RULE_nonDefaultEventList = 32
    RULE_nonDefaultEvent = 33
    RULE_eventList = 34
    RULE_eventId = 35
    RULE_stateName = 36
    RULE_functionBody = 37
    RULE_statement = 38
    RULE_lvalue = 39
    RULE_recvCase = 40
    RULE_anonEventHandler = 41
    RULE_noParamAnonEventHandler = 42
    RULE_expr = 43
    RULE_formatedString = 44
    RULE_primitive = 45
    RULE_floatLiteral = 46
    RULE_unnamedTupleBody = 47
    RULE_namedTupleBody = 48
    RULE_rvalueList = 49
    RULE_rvalue = 50
    RULE_modExpr = 51
    RULE_bindExpr = 52
    RULE_namedModuleDecl = 53
    RULE_testDecl = 54
    RULE_implementationDecl = 55

    ruleNames =  [ "program", "iden", "r_int", "r_type", "idenTypeList", 
                   "idenType", "funParamList", "funParam", "topDecl", "typeDefDecl", 
                   "enumTypeDefDecl", "enumElemList", "enumElem", "numberedEnumElemList", 
                   "numberedEnumElem", "eventDecl", "cardinality", "eventSetDecl", 
                   "eventSetLiteral", "interfaceDecl", "implMachineDecl", 
                   "idenList", "receivesSends", "specMachineDecl", "machineBody", 
                   "machineEntry", "varDecl", "funDecl", "group", "groupItem", 
                   "stateDecl", "stateBodyItem", "nonDefaultEventList", 
                   "nonDefaultEvent", "eventList", "eventId", "stateName", 
                   "functionBody", "statement", "lvalue", "recvCase", "anonEventHandler", 
                   "noParamAnonEventHandler", "expr", "formatedString", 
                   "primitive", "floatLiteral", "unnamedTupleBody", "namedTupleBody", 
                   "rvalueList", "rvalue", "modExpr", "bindExpr", "namedModuleDecl", 
                   "testDecl", "implementationDecl" ]

    EOF = Token.EOF
    ANY=1
    BOOL=2
    ENUM=3
    EVENT=4
    EVENTSET=5
    FLOAT=6
    INT=7
    MACHINE=8
    INTERFACE=9
    MAP=10
    SET=11
    STRING=12
    SEQ=13
    DATA=14
    ANNOUNCE=15
    AS=16
    ASSERT=17
    ASSUME=18
    BREAK=19
    CASE=20
    COLD=21
    CONTINUE=22
    DEFAULT=23
    DEFER=24
    DO=25
    ELSE=26
    ENTRY=27
    EXIT=28
    FORMAT=29
    FUN=30
    GOTO=31
    GROUP=32
    HALT=33
    HOT=34
    IF=35
    IGNORE=36
    IN=37
    KEYS=38
    NEW=39
    OBSERVES=40
    ON=41
    POP=42
    PRINT=43
    PUSH=44
    RAISE=45
    RECEIVE=46
    RETURN=47
    SEND=48
    SIZEOF=49
    SPEC=50
    START=51
    STATE=52
    THIS=53
    TYPE=54
    VALUES=55
    VAR=56
    WHILE=57
    WITH=58
    CHOOSE=59
    MODULE=60
    IMPLEMENTATION=61
    TEST=62
    REFINES=63
    COMPOSE=64
    UNION=65
    HIDEE=66
    HIDEI=67
    RENAME=68
    SAFE=69
    MAIN=70
    RECEIVES=71
    SENDS=72
    CREATES=73
    TO=74
    BoolLiteral=75
    IntLiteral=76
    NullLiteral=77
    StringLiteral=78
    FAIRNONDET=79
    NONDET=80
    LNOT=81
    LAND=82
    LOR=83
    EQ=84
    NE=85
    LE=86
    GE=87
    LT=88
    GT=89
    RARROW=90
    ASSIGN=91
    INSERT=92
    REMOVE=93
    ADD=94
    SUB=95
    MUL=96
    DIV=97
    LBRACE=98
    RBRACE=99
    LBRACK=100
    RBRACK=101
    LPAREN=102
    RPAREN=103
    SEMI=104
    COMMA=105
    DOT=106
    COLON=107
    Iden=108
    Whitespace=109
    BlockComment=110
    LineComment=111

    def __init__(self, input:TokenStream, output:TextIO = sys.stdout):
        super().__init__(input, output)
        self.checkVersion("4.9.2")
        self._interp = ParserATNSimulator(self, self.atn, self.decisionsToDFA, self.sharedContextCache)
        self._predicates = None




    class ProgramContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def EOF(self):
            return self.getToken(PParser.EOF, 0)

        def topDecl(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.TopDeclContext)
            else:
                return self.getTypedRuleContext(PParser.TopDeclContext,i)


        def getRuleIndex(self):
            return PParser.RULE_program

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




    def program(self):

        localctx = PParser.ProgramContext(self, self._ctx, self.state)
        self.enterRule(localctx, 0, self.RULE_program)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 115
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.ENUM) | (1 << PParser.EVENT) | (1 << PParser.EVENTSET) | (1 << PParser.MACHINE) | (1 << PParser.INTERFACE) | (1 << PParser.FUN) | (1 << PParser.SPEC) | (1 << PParser.TYPE) | (1 << PParser.MODULE) | (1 << PParser.IMPLEMENTATION) | (1 << PParser.TEST))) != 0):
                self.state = 112
                self.topDecl()
                self.state = 117
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 118
            self.match(PParser.EOF)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IdenContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def Iden(self):
            return self.getToken(PParser.Iden, 0)

        def getRuleIndex(self):
            return PParser.RULE_iden

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




    def iden(self):

        localctx = PParser.IdenContext(self, self._ctx, self.state)
        self.enterRule(localctx, 2, self.RULE_iden)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 120
            self.match(PParser.Iden)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class R_intContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def IntLiteral(self):
            return self.getToken(PParser.IntLiteral, 0)

        def getRuleIndex(self):
            return PParser.RULE_r_int

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




    def r_int(self):

        localctx = PParser.R_intContext(self, self._ctx, self.state)
        self.enterRule(localctx, 4, self.RULE_r_int)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 122
            self.match(PParser.IntLiteral)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class R_typeContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_r_type

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class SetTypeContext(R_typeContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.R_typeContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def SET(self):
            return self.getToken(PParser.SET, 0)
        def LBRACK(self):
            return self.getToken(PParser.LBRACK, 0)
        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)

        def RBRACK(self):
            return self.getToken(PParser.RBRACK, 0)

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


    class SeqTypeContext(R_typeContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.R_typeContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def SEQ(self):
            return self.getToken(PParser.SEQ, 0)
        def LBRACK(self):
            return self.getToken(PParser.LBRACK, 0)
        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)

        def RBRACK(self):
            return self.getToken(PParser.RBRACK, 0)

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


    class NamedTypeContext(R_typeContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.R_typeContext
            super().__init__(parser)
            self.name = None # IdenContext
            self.copyFrom(ctx)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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


    class TupleTypeContext(R_typeContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.R_typeContext
            super().__init__(parser)
            self._r_type = None # R_typeContext
            self.tupTypes = list() # of R_typeContexts
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def r_type(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.R_typeContext)
            else:
                return self.getTypedRuleContext(PParser.R_typeContext,i)

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

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


    class NamedTupleTypeContext(R_typeContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.R_typeContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def idenTypeList(self):
            return self.getTypedRuleContext(PParser.IdenTypeListContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)

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


    class PrimitiveTypeContext(R_typeContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.R_typeContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def BOOL(self):
            return self.getToken(PParser.BOOL, 0)
        def INT(self):
            return self.getToken(PParser.INT, 0)
        def FLOAT(self):
            return self.getToken(PParser.FLOAT, 0)
        def STRING(self):
            return self.getToken(PParser.STRING, 0)
        def EVENT(self):
            return self.getToken(PParser.EVENT, 0)
        def MACHINE(self):
            return self.getToken(PParser.MACHINE, 0)
        def DATA(self):
            return self.getToken(PParser.DATA, 0)
        def ANY(self):
            return self.getToken(PParser.ANY, 0)

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


    class MapTypeContext(R_typeContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.R_typeContext
            super().__init__(parser)
            self.keyType = None # R_typeContext
            self.valueType = None # R_typeContext
            self.copyFrom(ctx)

        def MAP(self):
            return self.getToken(PParser.MAP, 0)
        def LBRACK(self):
            return self.getToken(PParser.LBRACK, 0)
        def COMMA(self):
            return self.getToken(PParser.COMMA, 0)
        def RBRACK(self):
            return self.getToken(PParser.RBRACK, 0)
        def r_type(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.R_typeContext)
            else:
                return self.getTypedRuleContext(PParser.R_typeContext,i)


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



    def r_type(self):

        localctx = PParser.R_typeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 6, self.RULE_r_type)
        self._la = 0 # Token type
        try:
            self.state = 165
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,2,self._ctx)
            if la_ == 1:
                localctx = PParser.SeqTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 124
                self.match(PParser.SEQ)
                self.state = 125
                self.match(PParser.LBRACK)
                self.state = 126
                self.r_type()
                self.state = 127
                self.match(PParser.RBRACK)
                pass

            elif la_ == 2:
                localctx = PParser.SetTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 129
                self.match(PParser.SET)
                self.state = 130
                self.match(PParser.LBRACK)
                self.state = 131
                self.r_type()
                self.state = 132
                self.match(PParser.RBRACK)
                pass

            elif la_ == 3:
                localctx = PParser.MapTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 134
                self.match(PParser.MAP)
                self.state = 135
                self.match(PParser.LBRACK)
                self.state = 136
                localctx.keyType = self.r_type()
                self.state = 137
                self.match(PParser.COMMA)
                self.state = 138
                localctx.valueType = self.r_type()
                self.state = 139
                self.match(PParser.RBRACK)
                pass

            elif la_ == 4:
                localctx = PParser.TupleTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 141
                self.match(PParser.LPAREN)
                self.state = 142
                localctx._r_type = self.r_type()
                localctx.tupTypes.append(localctx._r_type)
                self.state = 147
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==PParser.COMMA:
                    self.state = 143
                    self.match(PParser.COMMA)
                    self.state = 144
                    localctx._r_type = self.r_type()
                    localctx.tupTypes.append(localctx._r_type)
                    self.state = 149
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 150
                self.match(PParser.RPAREN)
                pass

            elif la_ == 5:
                localctx = PParser.NamedTupleTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 152
                self.match(PParser.LPAREN)
                self.state = 153
                self.idenTypeList()
                self.state = 154
                self.match(PParser.RPAREN)
                pass

            elif la_ == 6:
                localctx = PParser.PrimitiveTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 156
                self.match(PParser.BOOL)
                pass

            elif la_ == 7:
                localctx = PParser.PrimitiveTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 157
                self.match(PParser.INT)
                pass

            elif la_ == 8:
                localctx = PParser.PrimitiveTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 158
                self.match(PParser.FLOAT)
                pass

            elif la_ == 9:
                localctx = PParser.PrimitiveTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 159
                self.match(PParser.STRING)
                pass

            elif la_ == 10:
                localctx = PParser.PrimitiveTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 160
                self.match(PParser.EVENT)
                pass

            elif la_ == 11:
                localctx = PParser.PrimitiveTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 161
                self.match(PParser.MACHINE)
                pass

            elif la_ == 12:
                localctx = PParser.PrimitiveTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 162
                self.match(PParser.DATA)
                pass

            elif la_ == 13:
                localctx = PParser.PrimitiveTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 163
                self.match(PParser.ANY)
                pass

            elif la_ == 14:
                localctx = PParser.NamedTypeContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 164
                localctx.name = self.iden()
                pass


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


    class IdenTypeListContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def idenType(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenTypeContext)
            else:
                return self.getTypedRuleContext(PParser.IdenTypeContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_idenTypeList

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




    def idenTypeList(self):

        localctx = PParser.IdenTypeListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 8, self.RULE_idenTypeList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 167
            self.idenType()
            self.state = 172
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 168
                self.match(PParser.COMMA)
                self.state = 169
                self.idenType()
                self.state = 174
                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 IdenTypeContext(ParserRuleContext):
        __slots__ = 'parser'

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

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

        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)


        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def getRuleIndex(self):
            return PParser.RULE_idenType

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




    def idenType(self):

        localctx = PParser.IdenTypeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 10, self.RULE_idenType)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 175
            localctx.name = self.iden()
            self.state = 176
            self.match(PParser.COLON)
            self.state = 177
            self.r_type()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FunParamListContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def funParam(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.FunParamContext)
            else:
                return self.getTypedRuleContext(PParser.FunParamContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_funParamList

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




    def funParamList(self):

        localctx = PParser.FunParamListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 12, self.RULE_funParamList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 179
            self.funParam()
            self.state = 184
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 180
                self.match(PParser.COMMA)
                self.state = 181
                self.funParam()
                self.state = 186
                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 FunParamContext(ParserRuleContext):
        __slots__ = 'parser'

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

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

        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)


        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def getRuleIndex(self):
            return PParser.RULE_funParam

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




    def funParam(self):

        localctx = PParser.FunParamContext(self, self._ctx, self.state)
        self.enterRule(localctx, 14, self.RULE_funParam)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 187
            localctx.name = self.iden()
            self.state = 188
            self.match(PParser.COLON)
            self.state = 189
            self.r_type()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TopDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def typeDefDecl(self):
            return self.getTypedRuleContext(PParser.TypeDefDeclContext,0)


        def enumTypeDefDecl(self):
            return self.getTypedRuleContext(PParser.EnumTypeDefDeclContext,0)


        def eventDecl(self):
            return self.getTypedRuleContext(PParser.EventDeclContext,0)


        def eventSetDecl(self):
            return self.getTypedRuleContext(PParser.EventSetDeclContext,0)


        def interfaceDecl(self):
            return self.getTypedRuleContext(PParser.InterfaceDeclContext,0)


        def implMachineDecl(self):
            return self.getTypedRuleContext(PParser.ImplMachineDeclContext,0)


        def specMachineDecl(self):
            return self.getTypedRuleContext(PParser.SpecMachineDeclContext,0)


        def funDecl(self):
            return self.getTypedRuleContext(PParser.FunDeclContext,0)


        def namedModuleDecl(self):
            return self.getTypedRuleContext(PParser.NamedModuleDeclContext,0)


        def testDecl(self):
            return self.getTypedRuleContext(PParser.TestDeclContext,0)


        def implementationDecl(self):
            return self.getTypedRuleContext(PParser.ImplementationDeclContext,0)


        def getRuleIndex(self):
            return PParser.RULE_topDecl

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




    def topDecl(self):

        localctx = PParser.TopDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 16, self.RULE_topDecl)
        try:
            self.state = 202
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.TYPE]:
                self.enterOuterAlt(localctx, 1)
                self.state = 191
                self.typeDefDecl()
                pass
            elif token in [PParser.ENUM]:
                self.enterOuterAlt(localctx, 2)
                self.state = 192
                self.enumTypeDefDecl()
                pass
            elif token in [PParser.EVENT]:
                self.enterOuterAlt(localctx, 3)
                self.state = 193
                self.eventDecl()
                pass
            elif token in [PParser.EVENTSET]:
                self.enterOuterAlt(localctx, 4)
                self.state = 194
                self.eventSetDecl()
                pass
            elif token in [PParser.INTERFACE]:
                self.enterOuterAlt(localctx, 5)
                self.state = 195
                self.interfaceDecl()
                pass
            elif token in [PParser.MACHINE]:
                self.enterOuterAlt(localctx, 6)
                self.state = 196
                self.implMachineDecl()
                pass
            elif token in [PParser.SPEC]:
                self.enterOuterAlt(localctx, 7)
                self.state = 197
                self.specMachineDecl()
                pass
            elif token in [PParser.FUN]:
                self.enterOuterAlt(localctx, 8)
                self.state = 198
                self.funDecl()
                pass
            elif token in [PParser.MODULE]:
                self.enterOuterAlt(localctx, 9)
                self.state = 199
                self.namedModuleDecl()
                pass
            elif token in [PParser.TEST]:
                self.enterOuterAlt(localctx, 10)
                self.state = 200
                self.testDecl()
                pass
            elif token in [PParser.IMPLEMENTATION]:
                self.enterOuterAlt(localctx, 11)
                self.state = 201
                self.implementationDecl()
                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 TypeDefDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_typeDefDecl

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class ForeignTypeDefContext(TypeDefDeclContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.TypeDefDeclContext
            super().__init__(parser)
            self.name = None # IdenContext
            self.copyFrom(ctx)

        def TYPE(self):
            return self.getToken(PParser.TYPE, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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


    class PTypeDefContext(TypeDefDeclContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.TypeDefDeclContext
            super().__init__(parser)
            self.name = None # IdenContext
            self.copyFrom(ctx)

        def TYPE(self):
            return self.getToken(PParser.TYPE, 0)
        def ASSIGN(self):
            return self.getToken(PParser.ASSIGN, 0)
        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)

        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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



    def typeDefDecl(self):

        localctx = PParser.TypeDefDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 18, self.RULE_typeDefDecl)
        try:
            self.state = 214
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,6,self._ctx)
            if la_ == 1:
                localctx = PParser.ForeignTypeDefContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 204
                self.match(PParser.TYPE)
                self.state = 205
                localctx.name = self.iden()
                self.state = 206
                self.match(PParser.SEMI)
                pass

            elif la_ == 2:
                localctx = PParser.PTypeDefContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 208
                self.match(PParser.TYPE)
                self.state = 209
                localctx.name = self.iden()
                self.state = 210
                self.match(PParser.ASSIGN)
                self.state = 211
                self.r_type()
                self.state = 212
                self.match(PParser.SEMI)
                pass


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


    class EnumTypeDefDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def ENUM(self):
            return self.getToken(PParser.ENUM, 0)

        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)

        def enumElemList(self):
            return self.getTypedRuleContext(PParser.EnumElemListContext,0)


        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def numberedEnumElemList(self):
            return self.getTypedRuleContext(PParser.NumberedEnumElemListContext,0)


        def getRuleIndex(self):
            return PParser.RULE_enumTypeDefDecl

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




    def enumTypeDefDecl(self):

        localctx = PParser.EnumTypeDefDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 20, self.RULE_enumTypeDefDecl)
        try:
            self.state = 228
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,7,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 216
                self.match(PParser.ENUM)
                self.state = 217
                localctx.name = self.iden()
                self.state = 218
                self.match(PParser.LBRACE)
                self.state = 219
                self.enumElemList()
                self.state = 220
                self.match(PParser.RBRACE)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 222
                self.match(PParser.ENUM)
                self.state = 223
                localctx.name = self.iden()
                self.state = 224
                self.match(PParser.LBRACE)
                self.state = 225
                self.numberedEnumElemList()
                self.state = 226
                self.match(PParser.RBRACE)
                pass


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


    class EnumElemListContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def enumElem(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.EnumElemContext)
            else:
                return self.getTypedRuleContext(PParser.EnumElemContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_enumElemList

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




    def enumElemList(self):

        localctx = PParser.EnumElemListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 22, self.RULE_enumElemList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 230
            self.enumElem()
            self.state = 235
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 231
                self.match(PParser.COMMA)
                self.state = 232
                self.enumElem()
                self.state = 237
                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 EnumElemContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def getRuleIndex(self):
            return PParser.RULE_enumElem

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




    def enumElem(self):

        localctx = PParser.EnumElemContext(self, self._ctx, self.state)
        self.enterRule(localctx, 24, self.RULE_enumElem)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 238
            localctx.name = self.iden()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class NumberedEnumElemListContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def numberedEnumElem(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.NumberedEnumElemContext)
            else:
                return self.getTypedRuleContext(PParser.NumberedEnumElemContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_numberedEnumElemList

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




    def numberedEnumElemList(self):

        localctx = PParser.NumberedEnumElemListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 26, self.RULE_numberedEnumElemList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 240
            self.numberedEnumElem()
            self.state = 245
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 241
                self.match(PParser.COMMA)
                self.state = 242
                self.numberedEnumElem()
                self.state = 247
                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 NumberedEnumElemContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser
            self.name = None # IdenContext
            self.value = None # Token

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

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def IntLiteral(self):
            return self.getToken(PParser.IntLiteral, 0)

        def getRuleIndex(self):
            return PParser.RULE_numberedEnumElem

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




    def numberedEnumElem(self):

        localctx = PParser.NumberedEnumElemContext(self, self._ctx, self.state)
        self.enterRule(localctx, 28, self.RULE_numberedEnumElem)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 248
            localctx.name = self.iden()
            self.state = 249
            self.match(PParser.ASSIGN)
            self.state = 250
            localctx.value = self.match(PParser.IntLiteral)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class EventDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def EVENT(self):
            return self.getToken(PParser.EVENT, 0)

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

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def cardinality(self):
            return self.getTypedRuleContext(PParser.CardinalityContext,0)


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

        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)


        def getRuleIndex(self):
            return PParser.RULE_eventDecl

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




    def eventDecl(self):

        localctx = PParser.EventDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 30, self.RULE_eventDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 252
            self.match(PParser.EVENT)
            self.state = 253
            localctx.name = self.iden()
            self.state = 255
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==PParser.ASSERT or _la==PParser.ASSUME:
                self.state = 254
                self.cardinality()


            self.state = 259
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==PParser.COLON:
                self.state = 257
                self.match(PParser.COLON)
                self.state = 258
                self.r_type()


            self.state = 261
            self.match(PParser.SEMI)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class CardinalityContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def ASSERT(self):
            return self.getToken(PParser.ASSERT, 0)

        def IntLiteral(self):
            return self.getToken(PParser.IntLiteral, 0)

        def ASSUME(self):
            return self.getToken(PParser.ASSUME, 0)

        def getRuleIndex(self):
            return PParser.RULE_cardinality

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




    def cardinality(self):

        localctx = PParser.CardinalityContext(self, self._ctx, self.state)
        self.enterRule(localctx, 32, self.RULE_cardinality)
        try:
            self.state = 267
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.ASSERT]:
                self.enterOuterAlt(localctx, 1)
                self.state = 263
                self.match(PParser.ASSERT)
                self.state = 264
                self.match(PParser.IntLiteral)
                pass
            elif token in [PParser.ASSUME]:
                self.enterOuterAlt(localctx, 2)
                self.state = 265
                self.match(PParser.ASSUME)
                self.state = 266
                self.match(PParser.IntLiteral)
                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 EventSetDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def EVENTSET(self):
            return self.getToken(PParser.EVENTSET, 0)

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

        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)

        def eventSetLiteral(self):
            return self.getTypedRuleContext(PParser.EventSetLiteralContext,0)


        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)

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

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def getRuleIndex(self):
            return PParser.RULE_eventSetDecl

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




    def eventSetDecl(self):

        localctx = PParser.EventSetDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 34, self.RULE_eventSetDecl)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 269
            self.match(PParser.EVENTSET)
            self.state = 270
            localctx.name = self.iden()
            self.state = 271
            self.match(PParser.ASSIGN)
            self.state = 272
            self.match(PParser.LBRACE)
            self.state = 273
            self.eventSetLiteral()
            self.state = 274
            self.match(PParser.RBRACE)
            self.state = 275
            self.match(PParser.SEMI)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class EventSetLiteralContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser
            self._nonDefaultEvent = None # NonDefaultEventContext
            self.events = list() # of NonDefaultEventContexts

        def nonDefaultEvent(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.NonDefaultEventContext)
            else:
                return self.getTypedRuleContext(PParser.NonDefaultEventContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_eventSetLiteral

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




    def eventSetLiteral(self):

        localctx = PParser.EventSetLiteralContext(self, self._ctx, self.state)
        self.enterRule(localctx, 36, self.RULE_eventSetLiteral)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 277
            localctx._nonDefaultEvent = self.nonDefaultEvent()
            localctx.events.append(localctx._nonDefaultEvent)
            self.state = 282
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 278
                self.match(PParser.COMMA)
                self.state = 279
                localctx._nonDefaultEvent = self.nonDefaultEvent()
                localctx.events.append(localctx._nonDefaultEvent)
                self.state = 284
                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 InterfaceDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

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

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)

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

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def RECEIVES(self):
            return self.getToken(PParser.RECEIVES, 0)

        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)


        def nonDefaultEventList(self):
            return self.getTypedRuleContext(PParser.NonDefaultEventListContext,0)


        def getRuleIndex(self):
            return PParser.RULE_interfaceDecl

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




    def interfaceDecl(self):

        localctx = PParser.InterfaceDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 38, self.RULE_interfaceDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 285
            self.match(PParser.INTERFACE)
            self.state = 286
            localctx.name = self.iden()
            self.state = 287
            self.match(PParser.LPAREN)
            self.state = 289
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.ANY) | (1 << PParser.BOOL) | (1 << PParser.EVENT) | (1 << PParser.FLOAT) | (1 << PParser.INT) | (1 << PParser.MACHINE) | (1 << PParser.MAP) | (1 << PParser.SET) | (1 << PParser.STRING) | (1 << PParser.SEQ) | (1 << PParser.DATA))) != 0) or _la==PParser.LPAREN or _la==PParser.Iden:
                self.state = 288
                self.r_type()


            self.state = 291
            self.match(PParser.RPAREN)

            self.state = 292
            self.match(PParser.RECEIVES)
            self.state = 294
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==PParser.HALT or _la==PParser.Iden:
                self.state = 293
                self.nonDefaultEventList()


            self.state = 296
            self.match(PParser.SEMI)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ImplMachineDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def MACHINE(self):
            return self.getToken(PParser.MACHINE, 0)

        def machineBody(self):
            return self.getTypedRuleContext(PParser.MachineBodyContext,0)


        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def cardinality(self):
            return self.getTypedRuleContext(PParser.CardinalityContext,0)


        def receivesSends(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.ReceivesSendsContext)
            else:
                return self.getTypedRuleContext(PParser.ReceivesSendsContext,i)


        def getRuleIndex(self):
            return PParser.RULE_implMachineDecl

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




    def implMachineDecl(self):

        localctx = PParser.ImplMachineDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 40, self.RULE_implMachineDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 298
            self.match(PParser.MACHINE)
            self.state = 299
            localctx.name = self.iden()
            self.state = 301
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==PParser.ASSERT or _la==PParser.ASSUME:
                self.state = 300
                self.cardinality()


            self.state = 306
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.RECEIVES or _la==PParser.SENDS:
                self.state = 303
                self.receivesSends()
                self.state = 308
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 309
            self.machineBody()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IdenListContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser
            self._iden = None # IdenContext
            self.names = list() # of IdenContexts

        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_idenList

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




    def idenList(self):

        localctx = PParser.IdenListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 42, self.RULE_idenList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 311
            localctx._iden = self.iden()
            localctx.names.append(localctx._iden)
            self.state = 316
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 312
                self.match(PParser.COMMA)
                self.state = 313
                localctx._iden = self.iden()
                localctx.names.append(localctx._iden)
                self.state = 318
                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 ReceivesSendsContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_receivesSends

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class MachineReceiveContext(ReceivesSendsContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ReceivesSendsContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def RECEIVES(self):
            return self.getToken(PParser.RECEIVES, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def eventSetLiteral(self):
            return self.getTypedRuleContext(PParser.EventSetLiteralContext,0)


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


    class MachineSendContext(ReceivesSendsContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ReceivesSendsContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def SENDS(self):
            return self.getToken(PParser.SENDS, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def eventSetLiteral(self):
            return self.getTypedRuleContext(PParser.EventSetLiteralContext,0)


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



    def receivesSends(self):

        localctx = PParser.ReceivesSendsContext(self, self._ctx, self.state)
        self.enterRule(localctx, 44, self.RULE_receivesSends)
        self._la = 0 # Token type
        try:
            self.state = 329
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.RECEIVES]:
                localctx = PParser.MachineReceiveContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 319
                self.match(PParser.RECEIVES)
                self.state = 321
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.HALT or _la==PParser.Iden:
                    self.state = 320
                    self.eventSetLiteral()


                self.state = 323
                self.match(PParser.SEMI)
                pass
            elif token in [PParser.SENDS]:
                localctx = PParser.MachineSendContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 324
                self.match(PParser.SENDS)
                self.state = 326
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.HALT or _la==PParser.Iden:
                    self.state = 325
                    self.eventSetLiteral()


                self.state = 328
                self.match(PParser.SEMI)
                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 SpecMachineDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def SPEC(self):
            return self.getToken(PParser.SPEC, 0)

        def OBSERVES(self):
            return self.getToken(PParser.OBSERVES, 0)

        def eventSetLiteral(self):
            return self.getTypedRuleContext(PParser.EventSetLiteralContext,0)


        def machineBody(self):
            return self.getTypedRuleContext(PParser.MachineBodyContext,0)


        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def getRuleIndex(self):
            return PParser.RULE_specMachineDecl

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




    def specMachineDecl(self):

        localctx = PParser.SpecMachineDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 46, self.RULE_specMachineDecl)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 331
            self.match(PParser.SPEC)
            self.state = 332
            localctx.name = self.iden()
            self.state = 333
            self.match(PParser.OBSERVES)
            self.state = 334
            self.eventSetLiteral()
            self.state = 335
            self.machineBody()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class MachineBodyContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)

        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)

        def machineEntry(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.MachineEntryContext)
            else:
                return self.getTypedRuleContext(PParser.MachineEntryContext,i)


        def getRuleIndex(self):
            return PParser.RULE_machineBody

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




    def machineBody(self):

        localctx = PParser.MachineBodyContext(self, self._ctx, self.state)
        self.enterRule(localctx, 48, self.RULE_machineBody)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 337
            self.match(PParser.LBRACE)
            self.state = 341
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.COLD) | (1 << PParser.FUN) | (1 << PParser.GROUP) | (1 << PParser.HOT) | (1 << PParser.START) | (1 << PParser.STATE) | (1 << PParser.VAR))) != 0):
                self.state = 338
                self.machineEntry()
                self.state = 343
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 344
            self.match(PParser.RBRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class MachineEntryContext(ParserRuleContext):
        __slots__ = 'parser'

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

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


        def funDecl(self):
            return self.getTypedRuleContext(PParser.FunDeclContext,0)


        def group(self):
            return self.getTypedRuleContext(PParser.GroupContext,0)


        def stateDecl(self):
            return self.getTypedRuleContext(PParser.StateDeclContext,0)


        def getRuleIndex(self):
            return PParser.RULE_machineEntry

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




    def machineEntry(self):

        localctx = PParser.MachineEntryContext(self, self._ctx, self.state)
        self.enterRule(localctx, 50, self.RULE_machineEntry)
        try:
            self.state = 350
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.VAR]:
                self.enterOuterAlt(localctx, 1)
                self.state = 346
                self.varDecl()
                pass
            elif token in [PParser.FUN]:
                self.enterOuterAlt(localctx, 2)
                self.state = 347
                self.funDecl()
                pass
            elif token in [PParser.GROUP]:
                self.enterOuterAlt(localctx, 3)
                self.state = 348
                self.group()
                pass
            elif token in [PParser.COLD, PParser.HOT, PParser.START, PParser.STATE]:
                self.enterOuterAlt(localctx, 4)
                self.state = 349
                self.stateDecl()
                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 VarDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

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

        def idenList(self):
            return self.getTypedRuleContext(PParser.IdenListContext,0)


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

        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)


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

        def getRuleIndex(self):
            return PParser.RULE_varDecl

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




    def varDecl(self):

        localctx = PParser.VarDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 52, self.RULE_varDecl)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 352
            self.match(PParser.VAR)
            self.state = 353
            self.idenList()
            self.state = 354
            self.match(PParser.COLON)
            self.state = 355
            self.r_type()
            self.state = 356
            self.match(PParser.SEMI)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FunDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_funDecl

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class ForeignFunDeclContext(FunDeclContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.FunDeclContext
            super().__init__(parser)
            self.name = None # IdenContext
            self._iden = None # IdenContext
            self.interfaces = list() # of IdenContexts
            self.copyFrom(ctx)

        def FUN(self):
            return self.getToken(PParser.FUN, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)

        def funParamList(self):
            return self.getTypedRuleContext(PParser.FunParamListContext,0)

        def COLON(self):
            return self.getToken(PParser.COLON, 0)
        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)

        def CREATES(self):
            return self.getToken(PParser.CREATES, 0)

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


    class PFunDeclContext(FunDeclContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.FunDeclContext
            super().__init__(parser)
            self.name = None # IdenContext
            self.copyFrom(ctx)

        def FUN(self):
            return self.getToken(PParser.FUN, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def functionBody(self):
            return self.getTypedRuleContext(PParser.FunctionBodyContext,0)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)

        def funParamList(self):
            return self.getTypedRuleContext(PParser.FunParamListContext,0)

        def COLON(self):
            return self.getToken(PParser.COLON, 0)
        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)


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



    def funDecl(self):

        localctx = PParser.FunDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 54, self.RULE_funDecl)
        self._la = 0 # Token type
        try:
            self.state = 388
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,29,self._ctx)
            if la_ == 1:
                localctx = PParser.ForeignFunDeclContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 358
                self.match(PParser.FUN)
                self.state = 359
                localctx.name = self.iden()
                self.state = 360
                self.match(PParser.LPAREN)
                self.state = 362
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.Iden:
                    self.state = 361
                    self.funParamList()


                self.state = 364
                self.match(PParser.RPAREN)
                self.state = 367
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.COLON:
                    self.state = 365
                    self.match(PParser.COLON)
                    self.state = 366
                    self.r_type()


                self.state = 371
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.CREATES:
                    self.state = 369
                    self.match(PParser.CREATES)
                    self.state = 370
                    localctx._iden = self.iden()
                    localctx.interfaces.append(localctx._iden)


                self.state = 373
                self.match(PParser.SEMI)
                pass

            elif la_ == 2:
                localctx = PParser.PFunDeclContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 375
                self.match(PParser.FUN)
                self.state = 376
                localctx.name = self.iden()
                self.state = 377
                self.match(PParser.LPAREN)
                self.state = 379
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.Iden:
                    self.state = 378
                    self.funParamList()


                self.state = 381
                self.match(PParser.RPAREN)
                self.state = 384
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.COLON:
                    self.state = 382
                    self.match(PParser.COLON)
                    self.state = 383
                    self.r_type()


                self.state = 386
                self.functionBody()
                pass


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


    class GroupContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def GROUP(self):
            return self.getToken(PParser.GROUP, 0)

        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)

        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def groupItem(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.GroupItemContext)
            else:
                return self.getTypedRuleContext(PParser.GroupItemContext,i)


        def getRuleIndex(self):
            return PParser.RULE_group

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




    def group(self):

        localctx = PParser.GroupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 56, self.RULE_group)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 390
            self.match(PParser.GROUP)
            self.state = 391
            localctx.name = self.iden()
            self.state = 392
            self.match(PParser.LBRACE)
            self.state = 396
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.COLD) | (1 << PParser.GROUP) | (1 << PParser.HOT) | (1 << PParser.START) | (1 << PParser.STATE))) != 0):
                self.state = 393
                self.groupItem()
                self.state = 398
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 399
            self.match(PParser.RBRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class GroupItemContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def stateDecl(self):
            return self.getTypedRuleContext(PParser.StateDeclContext,0)


        def group(self):
            return self.getTypedRuleContext(PParser.GroupContext,0)


        def getRuleIndex(self):
            return PParser.RULE_groupItem

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




    def groupItem(self):

        localctx = PParser.GroupItemContext(self, self._ctx, self.state)
        self.enterRule(localctx, 58, self.RULE_groupItem)
        try:
            self.state = 403
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.COLD, PParser.HOT, PParser.START, PParser.STATE]:
                self.enterOuterAlt(localctx, 1)
                self.state = 401
                self.stateDecl()
                pass
            elif token in [PParser.GROUP]:
                self.enterOuterAlt(localctx, 2)
                self.state = 402
                self.group()
                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 StateDeclContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser
            self.temperature = None # Token
            self.name = None # IdenContext

        def STATE(self):
            return self.getToken(PParser.STATE, 0)

        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)

        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def START(self):
            return self.getToken(PParser.START, 0)

        def stateBodyItem(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.StateBodyItemContext)
            else:
                return self.getTypedRuleContext(PParser.StateBodyItemContext,i)


        def HOT(self):
            return self.getToken(PParser.HOT, 0)

        def COLD(self):
            return self.getToken(PParser.COLD, 0)

        def getRuleIndex(self):
            return PParser.RULE_stateDecl

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




    def stateDecl(self):

        localctx = PParser.StateDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 60, self.RULE_stateDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 406
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==PParser.START:
                self.state = 405
                self.match(PParser.START)


            self.state = 409
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==PParser.COLD or _la==PParser.HOT:
                self.state = 408
                localctx.temperature = self._input.LT(1)
                _la = self._input.LA(1)
                if not(_la==PParser.COLD or _la==PParser.HOT):
                    localctx.temperature = self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()


            self.state = 411
            self.match(PParser.STATE)
            self.state = 412
            localctx.name = self.iden()
            self.state = 413
            self.match(PParser.LBRACE)
            self.state = 417
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.DEFER) | (1 << PParser.ENTRY) | (1 << PParser.EXIT) | (1 << PParser.IGNORE) | (1 << PParser.ON))) != 0):
                self.state = 414
                self.stateBodyItem()
                self.state = 419
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 420
            self.match(PParser.RBRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class StateBodyItemContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_stateBodyItem

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class StateEntryContext(StateBodyItemContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StateBodyItemContext
            super().__init__(parser)
            self.funName = None # IdenContext
            self.copyFrom(ctx)

        def ENTRY(self):
            return self.getToken(PParser.ENTRY, 0)
        def anonEventHandler(self):
            return self.getTypedRuleContext(PParser.AnonEventHandlerContext,0)

        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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


    class OnEventDoActionContext(StateBodyItemContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StateBodyItemContext
            super().__init__(parser)
            self.funName = None # IdenContext
            self.copyFrom(ctx)

        def ON(self):
            return self.getToken(PParser.ON, 0)
        def eventList(self):
            return self.getTypedRuleContext(PParser.EventListContext,0)

        def DO(self):
            return self.getToken(PParser.DO, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)

        def anonEventHandler(self):
            return self.getTypedRuleContext(PParser.AnonEventHandlerContext,0)


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


    class StateExitContext(StateBodyItemContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StateBodyItemContext
            super().__init__(parser)
            self.funName = None # IdenContext
            self.copyFrom(ctx)

        def EXIT(self):
            return self.getToken(PParser.EXIT, 0)
        def noParamAnonEventHandler(self):
            return self.getTypedRuleContext(PParser.NoParamAnonEventHandlerContext,0)

        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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


    class OnEventGotoStateContext(StateBodyItemContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StateBodyItemContext
            super().__init__(parser)
            self.funName = None # IdenContext
            self.copyFrom(ctx)

        def ON(self):
            return self.getToken(PParser.ON, 0)
        def eventList(self):
            return self.getTypedRuleContext(PParser.EventListContext,0)

        def GOTO(self):
            return self.getToken(PParser.GOTO, 0)
        def stateName(self):
            return self.getTypedRuleContext(PParser.StateNameContext,0)

        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def WITH(self):
            return self.getToken(PParser.WITH, 0)
        def anonEventHandler(self):
            return self.getTypedRuleContext(PParser.AnonEventHandlerContext,0)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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


    class StateIgnoreContext(StateBodyItemContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StateBodyItemContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def IGNORE(self):
            return self.getToken(PParser.IGNORE, 0)
        def nonDefaultEventList(self):
            return self.getTypedRuleContext(PParser.NonDefaultEventListContext,0)

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

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


    class StateDeferContext(StateBodyItemContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StateBodyItemContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def DEFER(self):
            return self.getToken(PParser.DEFER, 0)
        def nonDefaultEventList(self):
            return self.getTypedRuleContext(PParser.NonDefaultEventListContext,0)

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

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


    class OnEventPushStateContext(StateBodyItemContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StateBodyItemContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def ON(self):
            return self.getToken(PParser.ON, 0)
        def eventList(self):
            return self.getTypedRuleContext(PParser.EventListContext,0)

        def PUSH(self):
            return self.getToken(PParser.PUSH, 0)
        def stateName(self):
            return self.getTypedRuleContext(PParser.StateNameContext,0)

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

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



    def stateBodyItem(self):

        localctx = PParser.StateBodyItemContext(self, self._ctx, self.state)
        self.enterRule(localctx, 62, self.RULE_stateBodyItem)
        try:
            self.state = 480
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,35,self._ctx)
            if la_ == 1:
                localctx = PParser.StateEntryContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 422
                self.match(PParser.ENTRY)
                self.state = 423
                self.anonEventHandler()
                pass

            elif la_ == 2:
                localctx = PParser.StateEntryContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 424
                self.match(PParser.ENTRY)
                self.state = 425
                localctx.funName = self.iden()
                self.state = 426
                self.match(PParser.SEMI)
                pass

            elif la_ == 3:
                localctx = PParser.StateExitContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 428
                self.match(PParser.EXIT)
                self.state = 429
                self.noParamAnonEventHandler()
                pass

            elif la_ == 4:
                localctx = PParser.StateExitContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 430
                self.match(PParser.EXIT)
                self.state = 431
                localctx.funName = self.iden()
                self.state = 432
                self.match(PParser.SEMI)
                pass

            elif la_ == 5:
                localctx = PParser.StateDeferContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 434
                self.match(PParser.DEFER)
                self.state = 435
                self.nonDefaultEventList()
                self.state = 436
                self.match(PParser.SEMI)
                pass

            elif la_ == 6:
                localctx = PParser.StateIgnoreContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 438
                self.match(PParser.IGNORE)
                self.state = 439
                self.nonDefaultEventList()
                self.state = 440
                self.match(PParser.SEMI)
                pass

            elif la_ == 7:
                localctx = PParser.OnEventDoActionContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 442
                self.match(PParser.ON)
                self.state = 443
                self.eventList()
                self.state = 444
                self.match(PParser.DO)
                self.state = 445
                localctx.funName = self.iden()
                self.state = 446
                self.match(PParser.SEMI)
                pass

            elif la_ == 8:
                localctx = PParser.OnEventDoActionContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 448
                self.match(PParser.ON)
                self.state = 449
                self.eventList()
                self.state = 450
                self.match(PParser.DO)
                self.state = 451
                self.anonEventHandler()
                pass

            elif la_ == 9:
                localctx = PParser.OnEventPushStateContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 453
                self.match(PParser.ON)
                self.state = 454
                self.eventList()
                self.state = 455
                self.match(PParser.PUSH)
                self.state = 456
                self.stateName()
                self.state = 457
                self.match(PParser.SEMI)
                pass

            elif la_ == 10:
                localctx = PParser.OnEventGotoStateContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 459
                self.match(PParser.ON)
                self.state = 460
                self.eventList()
                self.state = 461
                self.match(PParser.GOTO)
                self.state = 462
                self.stateName()
                self.state = 463
                self.match(PParser.SEMI)
                pass

            elif la_ == 11:
                localctx = PParser.OnEventGotoStateContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 465
                self.match(PParser.ON)
                self.state = 466
                self.eventList()
                self.state = 467
                self.match(PParser.GOTO)
                self.state = 468
                self.stateName()
                self.state = 469
                self.match(PParser.WITH)
                self.state = 470
                self.anonEventHandler()
                pass

            elif la_ == 12:
                localctx = PParser.OnEventGotoStateContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 472
                self.match(PParser.ON)
                self.state = 473
                self.eventList()
                self.state = 474
                self.match(PParser.GOTO)
                self.state = 475
                self.stateName()
                self.state = 476
                self.match(PParser.WITH)
                self.state = 477
                localctx.funName = self.iden()
                self.state = 478
                self.match(PParser.SEMI)
                pass


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


    class NonDefaultEventListContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser
            self._nonDefaultEvent = None # NonDefaultEventContext
            self.events = list() # of NonDefaultEventContexts

        def nonDefaultEvent(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.NonDefaultEventContext)
            else:
                return self.getTypedRuleContext(PParser.NonDefaultEventContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_nonDefaultEventList

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




    def nonDefaultEventList(self):

        localctx = PParser.NonDefaultEventListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 64, self.RULE_nonDefaultEventList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 482
            localctx._nonDefaultEvent = self.nonDefaultEvent()
            localctx.events.append(localctx._nonDefaultEvent)
            self.state = 487
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 483
                self.match(PParser.COMMA)
                self.state = 484
                localctx._nonDefaultEvent = self.nonDefaultEvent()
                localctx.events.append(localctx._nonDefaultEvent)
                self.state = 489
                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 NonDefaultEventContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def HALT(self):
            return self.getToken(PParser.HALT, 0)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def getRuleIndex(self):
            return PParser.RULE_nonDefaultEvent

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




    def nonDefaultEvent(self):

        localctx = PParser.NonDefaultEventContext(self, self._ctx, self.state)
        self.enterRule(localctx, 66, self.RULE_nonDefaultEvent)
        try:
            self.state = 492
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.HALT]:
                self.enterOuterAlt(localctx, 1)
                self.state = 490
                self.match(PParser.HALT)
                pass
            elif token in [PParser.Iden]:
                self.enterOuterAlt(localctx, 2)
                self.state = 491
                self.iden()
                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 EventListContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def eventId(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.EventIdContext)
            else:
                return self.getTypedRuleContext(PParser.EventIdContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_eventList

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




    def eventList(self):

        localctx = PParser.EventListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 68, self.RULE_eventList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 494
            self.eventId()
            self.state = 499
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 495
                self.match(PParser.COMMA)
                self.state = 496
                self.eventId()
                self.state = 501
                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 EventIdContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def NullLiteral(self):
            return self.getToken(PParser.NullLiteral, 0)

        def HALT(self):
            return self.getToken(PParser.HALT, 0)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def getRuleIndex(self):
            return PParser.RULE_eventId

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




    def eventId(self):

        localctx = PParser.EventIdContext(self, self._ctx, self.state)
        self.enterRule(localctx, 70, self.RULE_eventId)
        try:
            self.state = 505
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.NullLiteral]:
                self.enterOuterAlt(localctx, 1)
                self.state = 502
                self.match(PParser.NullLiteral)
                pass
            elif token in [PParser.HALT]:
                self.enterOuterAlt(localctx, 2)
                self.state = 503
                self.match(PParser.HALT)
                pass
            elif token in [PParser.Iden]:
                self.enterOuterAlt(localctx, 3)
                self.state = 504
                self.iden()
                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 StateNameContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser
            self._iden = None # IdenContext
            self.groups = list() # of IdenContexts
            self.state = None # IdenContext

        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_stateName

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




    def stateName(self):

        localctx = PParser.StateNameContext(self, self._ctx, self.state)
        self.enterRule(localctx, 72, self.RULE_stateName)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 512
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,40,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    self.state = 507
                    localctx._iden = self.iden()
                    localctx.groups.append(localctx._iden)
                    self.state = 508
                    self.match(PParser.DOT) 
                self.state = 514
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,40,self._ctx)

            self.state = 515
            localctx.state = self.iden()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FunctionBodyContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)

        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)

        def varDecl(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.VarDeclContext)
            else:
                return self.getTypedRuleContext(PParser.VarDeclContext,i)


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


        def getRuleIndex(self):
            return PParser.RULE_functionBody

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




    def functionBody(self):

        localctx = PParser.FunctionBodyContext(self, self._ctx, self.state)
        self.enterRule(localctx, 74, self.RULE_functionBody)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 517
            self.match(PParser.LBRACE)
            self.state = 521
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.VAR:
                self.state = 518
                self.varDecl()
                self.state = 523
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 527
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.ANNOUNCE) | (1 << PParser.ASSERT) | (1 << PParser.BREAK) | (1 << PParser.CONTINUE) | (1 << PParser.GOTO) | (1 << PParser.IF) | (1 << PParser.NEW) | (1 << PParser.POP) | (1 << PParser.PRINT) | (1 << PParser.RAISE) | (1 << PParser.RECEIVE) | (1 << PParser.RETURN) | (1 << PParser.SEND) | (1 << PParser.WHILE))) != 0) or ((((_la - 98)) & ~0x3f) == 0 and ((1 << (_la - 98)) & ((1 << (PParser.LBRACE - 98)) | (1 << (PParser.SEMI - 98)) | (1 << (PParser.Iden - 98)))) != 0):
                self.state = 524
                self.statement()
                self.state = 529
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 530
            self.match(PParser.RBRACE)
        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):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_statement

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class RemoveStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def lvalue(self):
            return self.getTypedRuleContext(PParser.LvalueContext,0)

        def REMOVE(self):
            return self.getToken(PParser.REMOVE, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

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

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


    class ReceiveStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def RECEIVE(self):
            return self.getToken(PParser.RECEIVE, 0)
        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)
        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)
        def recvCase(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.RecvCaseContext)
            else:
                return self.getTypedRuleContext(PParser.RecvCaseContext,i)


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


    class PrintStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.message = None # ExprContext
            self.copyFrom(ctx)

        def PRINT(self):
            return self.getToken(PParser.PRINT, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)


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


    class SendStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.machine = None # ExprContext
            self.event = None # ExprContext
            self.copyFrom(ctx)

        def SEND(self):
            return self.getToken(PParser.SEND, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(PParser.COMMA)
            else:
                return self.getToken(PParser.COMMA, i)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.ExprContext)
            else:
                return self.getTypedRuleContext(PParser.ExprContext,i)

        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


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


    class CompoundStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)
        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)
        def statement(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.StatementContext)
            else:
                return self.getTypedRuleContext(PParser.StatementContext,i)


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


    class CtorStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def NEW(self):
            return self.getToken(PParser.NEW, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


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


    class AssignStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def lvalue(self):
            return self.getTypedRuleContext(PParser.LvalueContext,0)

        def ASSIGN(self):
            return self.getToken(PParser.ASSIGN, 0)
        def rvalue(self):
            return self.getTypedRuleContext(PParser.RvalueContext,0)

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

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


    class InsertStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def lvalue(self):
            return self.getTypedRuleContext(PParser.LvalueContext,0)

        def INSERT(self):
            return self.getToken(PParser.INSERT, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def COMMA(self):
            return self.getToken(PParser.COMMA, 0)
        def rvalue(self):
            return self.getTypedRuleContext(PParser.RvalueContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)

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


    class AnnounceStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def ANNOUNCE(self):
            return self.getToken(PParser.ANNOUNCE, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def COMMA(self):
            return self.getToken(PParser.COMMA, 0)
        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


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


    class AddStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def lvalue(self):
            return self.getTypedRuleContext(PParser.LvalueContext,0)

        def INSERT(self):
            return self.getToken(PParser.INSERT, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def rvalue(self):
            return self.getTypedRuleContext(PParser.RvalueContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)

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


    class RaiseStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def RAISE(self):
            return self.getToken(PParser.RAISE, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def COMMA(self):
            return self.getToken(PParser.COMMA, 0)
        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


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


    class ContinueStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CONTINUE(self):
            return self.getToken(PParser.CONTINUE, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)

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


    class IfStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.thenBranch = None # StatementContext
            self.elseBranch = None # StatementContext
            self.copyFrom(ctx)

        def IF(self):
            return self.getToken(PParser.IF, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def statement(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.StatementContext)
            else:
                return self.getTypedRuleContext(PParser.StatementContext,i)

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

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


    class FunCallStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.fun = None # IdenContext
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)

        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


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


    class NoStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

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

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


    class WhileStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def WHILE(self):
            return self.getToken(PParser.WHILE, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def statement(self):
            return self.getTypedRuleContext(PParser.StatementContext,0)


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


    class BreakStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def BREAK(self):
            return self.getToken(PParser.BREAK, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)

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


    class PopStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def POP(self):
            return self.getToken(PParser.POP, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)

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


    class GotoStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def GOTO(self):
            return self.getToken(PParser.GOTO, 0)
        def stateName(self):
            return self.getTypedRuleContext(PParser.StateNameContext,0)

        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def COMMA(self):
            return self.getToken(PParser.COMMA, 0)
        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


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


    class AssertStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.assertion = None # ExprContext
            self.message = None # ExprContext
            self.copyFrom(ctx)

        def ASSERT(self):
            return self.getToken(PParser.ASSERT, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.ExprContext)
            else:
                return self.getTypedRuleContext(PParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(PParser.COMMA, 0)

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


    class ReturnStmtContext(StatementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.StatementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def RETURN(self):
            return self.getToken(PParser.RETURN, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)


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



    def statement(self):

        localctx = PParser.StatementContext(self, self._ctx, self.state)
        self.enterRule(localctx, 76, self.RULE_statement)
        self._la = 0 # Token type
        try:
            self.state = 665
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,54,self._ctx)
            if la_ == 1:
                localctx = PParser.CompoundStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 532
                self.match(PParser.LBRACE)
                self.state = 536
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.ANNOUNCE) | (1 << PParser.ASSERT) | (1 << PParser.BREAK) | (1 << PParser.CONTINUE) | (1 << PParser.GOTO) | (1 << PParser.IF) | (1 << PParser.NEW) | (1 << PParser.POP) | (1 << PParser.PRINT) | (1 << PParser.RAISE) | (1 << PParser.RECEIVE) | (1 << PParser.RETURN) | (1 << PParser.SEND) | (1 << PParser.WHILE))) != 0) or ((((_la - 98)) & ~0x3f) == 0 and ((1 << (_la - 98)) & ((1 << (PParser.LBRACE - 98)) | (1 << (PParser.SEMI - 98)) | (1 << (PParser.Iden - 98)))) != 0):
                    self.state = 533
                    self.statement()
                    self.state = 538
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 539
                self.match(PParser.RBRACE)
                pass

            elif la_ == 2:
                localctx = PParser.PopStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 540
                self.match(PParser.POP)
                self.state = 541
                self.match(PParser.SEMI)
                pass

            elif la_ == 3:
                localctx = PParser.AssertStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 542
                self.match(PParser.ASSERT)
                self.state = 543
                localctx.assertion = self.expr(0)
                self.state = 546
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.COMMA:
                    self.state = 544
                    self.match(PParser.COMMA)
                    self.state = 545
                    localctx.message = self.expr(0)


                self.state = 548
                self.match(PParser.SEMI)
                pass

            elif la_ == 4:
                localctx = PParser.PrintStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 550
                self.match(PParser.PRINT)
                self.state = 551
                localctx.message = self.expr(0)
                self.state = 552
                self.match(PParser.SEMI)
                pass

            elif la_ == 5:
                localctx = PParser.ReturnStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 554
                self.match(PParser.RETURN)
                self.state = 556
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.FLOAT) | (1 << PParser.DEFAULT) | (1 << PParser.FORMAT) | (1 << PParser.HALT) | (1 << PParser.KEYS) | (1 << PParser.NEW) | (1 << PParser.SIZEOF) | (1 << PParser.THIS) | (1 << PParser.VALUES) | (1 << PParser.CHOOSE))) != 0) or ((((_la - 75)) & ~0x3f) == 0 and ((1 << (_la - 75)) & ((1 << (PParser.BoolLiteral - 75)) | (1 << (PParser.IntLiteral - 75)) | (1 << (PParser.NullLiteral - 75)) | (1 << (PParser.StringLiteral - 75)) | (1 << (PParser.FAIRNONDET - 75)) | (1 << (PParser.NONDET - 75)) | (1 << (PParser.LNOT - 75)) | (1 << (PParser.SUB - 75)) | (1 << (PParser.LPAREN - 75)) | (1 << (PParser.DOT - 75)) | (1 << (PParser.Iden - 75)))) != 0):
                    self.state = 555
                    self.expr(0)


                self.state = 558
                self.match(PParser.SEMI)
                pass

            elif la_ == 6:
                localctx = PParser.BreakStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 559
                self.match(PParser.BREAK)
                self.state = 560
                self.match(PParser.SEMI)
                pass

            elif la_ == 7:
                localctx = PParser.ContinueStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 561
                self.match(PParser.CONTINUE)
                self.state = 562
                self.match(PParser.SEMI)
                pass

            elif la_ == 8:
                localctx = PParser.AssignStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 563
                self.lvalue(0)
                self.state = 564
                self.match(PParser.ASSIGN)
                self.state = 565
                self.rvalue()
                self.state = 566
                self.match(PParser.SEMI)
                pass

            elif la_ == 9:
                localctx = PParser.InsertStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 568
                self.lvalue(0)
                self.state = 569
                self.match(PParser.INSERT)
                self.state = 570
                self.match(PParser.LPAREN)
                self.state = 571
                self.expr(0)
                self.state = 572
                self.match(PParser.COMMA)
                self.state = 573
                self.rvalue()
                self.state = 574
                self.match(PParser.RPAREN)
                self.state = 575
                self.match(PParser.SEMI)
                pass

            elif la_ == 10:
                localctx = PParser.AddStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 577
                self.lvalue(0)
                self.state = 578
                self.match(PParser.INSERT)
                self.state = 579
                self.match(PParser.LPAREN)
                self.state = 580
                self.rvalue()
                self.state = 581
                self.match(PParser.RPAREN)
                self.state = 582
                self.match(PParser.SEMI)
                pass

            elif la_ == 11:
                localctx = PParser.RemoveStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 584
                self.lvalue(0)
                self.state = 585
                self.match(PParser.REMOVE)
                self.state = 586
                self.expr(0)
                self.state = 587
                self.match(PParser.SEMI)
                pass

            elif la_ == 12:
                localctx = PParser.WhileStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 589
                self.match(PParser.WHILE)
                self.state = 590
                self.match(PParser.LPAREN)
                self.state = 591
                self.expr(0)
                self.state = 592
                self.match(PParser.RPAREN)
                self.state = 593
                self.statement()
                pass

            elif la_ == 13:
                localctx = PParser.IfStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 595
                self.match(PParser.IF)
                self.state = 596
                self.match(PParser.LPAREN)
                self.state = 597
                self.expr(0)
                self.state = 598
                self.match(PParser.RPAREN)
                self.state = 599
                localctx.thenBranch = self.statement()
                self.state = 602
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,46,self._ctx)
                if la_ == 1:
                    self.state = 600
                    self.match(PParser.ELSE)
                    self.state = 601
                    localctx.elseBranch = self.statement()


                pass

            elif la_ == 14:
                localctx = PParser.CtorStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 604
                self.match(PParser.NEW)
                self.state = 605
                self.iden()
                self.state = 606
                self.match(PParser.LPAREN)
                self.state = 608
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.FLOAT) | (1 << PParser.DEFAULT) | (1 << PParser.FORMAT) | (1 << PParser.HALT) | (1 << PParser.KEYS) | (1 << PParser.NEW) | (1 << PParser.SIZEOF) | (1 << PParser.THIS) | (1 << PParser.VALUES) | (1 << PParser.CHOOSE))) != 0) or ((((_la - 75)) & ~0x3f) == 0 and ((1 << (_la - 75)) & ((1 << (PParser.BoolLiteral - 75)) | (1 << (PParser.IntLiteral - 75)) | (1 << (PParser.NullLiteral - 75)) | (1 << (PParser.StringLiteral - 75)) | (1 << (PParser.FAIRNONDET - 75)) | (1 << (PParser.NONDET - 75)) | (1 << (PParser.LNOT - 75)) | (1 << (PParser.SUB - 75)) | (1 << (PParser.LPAREN - 75)) | (1 << (PParser.DOT - 75)) | (1 << (PParser.Iden - 75)))) != 0):
                    self.state = 607
                    self.rvalueList()


                self.state = 610
                self.match(PParser.RPAREN)
                self.state = 611
                self.match(PParser.SEMI)
                pass

            elif la_ == 15:
                localctx = PParser.FunCallStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 15)
                self.state = 613
                localctx.fun = self.iden()
                self.state = 614
                self.match(PParser.LPAREN)
                self.state = 616
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.FLOAT) | (1 << PParser.DEFAULT) | (1 << PParser.FORMAT) | (1 << PParser.HALT) | (1 << PParser.KEYS) | (1 << PParser.NEW) | (1 << PParser.SIZEOF) | (1 << PParser.THIS) | (1 << PParser.VALUES) | (1 << PParser.CHOOSE))) != 0) or ((((_la - 75)) & ~0x3f) == 0 and ((1 << (_la - 75)) & ((1 << (PParser.BoolLiteral - 75)) | (1 << (PParser.IntLiteral - 75)) | (1 << (PParser.NullLiteral - 75)) | (1 << (PParser.StringLiteral - 75)) | (1 << (PParser.FAIRNONDET - 75)) | (1 << (PParser.NONDET - 75)) | (1 << (PParser.LNOT - 75)) | (1 << (PParser.SUB - 75)) | (1 << (PParser.LPAREN - 75)) | (1 << (PParser.DOT - 75)) | (1 << (PParser.Iden - 75)))) != 0):
                    self.state = 615
                    self.rvalueList()


                self.state = 618
                self.match(PParser.RPAREN)
                self.state = 619
                self.match(PParser.SEMI)
                pass

            elif la_ == 16:
                localctx = PParser.RaiseStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 16)
                self.state = 621
                self.match(PParser.RAISE)
                self.state = 622
                self.expr(0)
                self.state = 625
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.COMMA:
                    self.state = 623
                    self.match(PParser.COMMA)
                    self.state = 624
                    self.rvalueList()


                self.state = 627
                self.match(PParser.SEMI)
                pass

            elif la_ == 17:
                localctx = PParser.SendStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 17)
                self.state = 629
                self.match(PParser.SEND)
                self.state = 630
                localctx.machine = self.expr(0)
                self.state = 631
                self.match(PParser.COMMA)
                self.state = 632
                localctx.event = self.expr(0)
                self.state = 635
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.COMMA:
                    self.state = 633
                    self.match(PParser.COMMA)
                    self.state = 634
                    self.rvalueList()


                self.state = 637
                self.match(PParser.SEMI)
                pass

            elif la_ == 18:
                localctx = PParser.AnnounceStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 18)
                self.state = 639
                self.match(PParser.ANNOUNCE)
                self.state = 640
                self.expr(0)
                self.state = 643
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.COMMA:
                    self.state = 641
                    self.match(PParser.COMMA)
                    self.state = 642
                    self.rvalueList()


                self.state = 645
                self.match(PParser.SEMI)
                pass

            elif la_ == 19:
                localctx = PParser.GotoStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 19)
                self.state = 647
                self.match(PParser.GOTO)
                self.state = 648
                self.stateName()
                self.state = 651
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.COMMA:
                    self.state = 649
                    self.match(PParser.COMMA)
                    self.state = 650
                    self.rvalueList()


                self.state = 653
                self.match(PParser.SEMI)
                pass

            elif la_ == 20:
                localctx = PParser.ReceiveStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 20)
                self.state = 655
                self.match(PParser.RECEIVE)
                self.state = 656
                self.match(PParser.LBRACE)
                self.state = 658 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 657
                    self.recvCase()
                    self.state = 660 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==PParser.CASE):
                        break

                self.state = 662
                self.match(PParser.RBRACE)
                pass

            elif la_ == 21:
                localctx = PParser.NoStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 21)
                self.state = 664
                self.match(PParser.SEMI)
                pass


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


    class LvalueContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_lvalue

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)


    class TupleLvalueContext(LvalueContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.LvalueContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def lvalue(self):
            return self.getTypedRuleContext(PParser.LvalueContext,0)

        def DOT(self):
            return self.getToken(PParser.DOT, 0)
        def r_int(self):
            return self.getTypedRuleContext(PParser.R_intContext,0)


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


    class NamedTupleLvalueContext(LvalueContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.LvalueContext
            super().__init__(parser)
            self.field = None # IdenContext
            self.copyFrom(ctx)

        def lvalue(self):
            return self.getTypedRuleContext(PParser.LvalueContext,0)

        def DOT(self):
            return self.getToken(PParser.DOT, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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


    class MapOrSeqLvalueContext(LvalueContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.LvalueContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def lvalue(self):
            return self.getTypedRuleContext(PParser.LvalueContext,0)

        def LBRACK(self):
            return self.getToken(PParser.LBRACK, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def RBRACK(self):
            return self.getToken(PParser.RBRACK, 0)

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


    class VarLvalueContext(LvalueContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.LvalueContext
            super().__init__(parser)
            self.name = None # IdenContext
            self.copyFrom(ctx)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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



    def lvalue(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PParser.LvalueContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 78
        self.enterRecursionRule(localctx, 78, self.RULE_lvalue, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = PParser.VarLvalueContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 668
            localctx.name = self.iden()
            self._ctx.stop = self._input.LT(-1)
            self.state = 683
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,56,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 = 681
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,55,self._ctx)
                    if la_ == 1:
                        localctx = PParser.NamedTupleLvalueContext(self, PParser.LvalueContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_lvalue)
                        self.state = 670
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 671
                        self.match(PParser.DOT)
                        self.state = 672
                        localctx.field = self.iden()
                        pass

                    elif la_ == 2:
                        localctx = PParser.TupleLvalueContext(self, PParser.LvalueContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_lvalue)
                        self.state = 673
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 674
                        self.match(PParser.DOT)
                        self.state = 675
                        self.r_int()
                        pass

                    elif la_ == 3:
                        localctx = PParser.MapOrSeqLvalueContext(self, PParser.LvalueContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_lvalue)
                        self.state = 676
                        if not self.precpred(self._ctx, 1):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 1)")
                        self.state = 677
                        self.match(PParser.LBRACK)
                        self.state = 678
                        self.expr(0)
                        self.state = 679
                        self.match(PParser.RBRACK)
                        pass

             
                self.state = 685
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,56,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 RecvCaseContext(ParserRuleContext):
        __slots__ = 'parser'

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

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

        def eventList(self):
            return self.getTypedRuleContext(PParser.EventListContext,0)


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

        def anonEventHandler(self):
            return self.getTypedRuleContext(PParser.AnonEventHandlerContext,0)


        def getRuleIndex(self):
            return PParser.RULE_recvCase

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




    def recvCase(self):

        localctx = PParser.RecvCaseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 80, self.RULE_recvCase)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 686
            self.match(PParser.CASE)
            self.state = 687
            self.eventList()
            self.state = 688
            self.match(PParser.COLON)
            self.state = 689
            self.anonEventHandler()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class AnonEventHandlerContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def functionBody(self):
            return self.getTypedRuleContext(PParser.FunctionBodyContext,0)


        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)

        def funParam(self):
            return self.getTypedRuleContext(PParser.FunParamContext,0)


        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)

        def getRuleIndex(self):
            return PParser.RULE_anonEventHandler

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




    def anonEventHandler(self):

        localctx = PParser.AnonEventHandlerContext(self, self._ctx, self.state)
        self.enterRule(localctx, 82, self.RULE_anonEventHandler)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 695
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==PParser.LPAREN:
                self.state = 691
                self.match(PParser.LPAREN)
                self.state = 692
                self.funParam()
                self.state = 693
                self.match(PParser.RPAREN)


            self.state = 697
            self.functionBody()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class NoParamAnonEventHandlerContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def functionBody(self):
            return self.getTypedRuleContext(PParser.FunctionBodyContext,0)


        def getRuleIndex(self):
            return PParser.RULE_noParamAnonEventHandler

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




    def noParamAnonEventHandler(self):

        localctx = PParser.NoParamAnonEventHandlerContext(self, self._ctx, self.state)
        self.enterRule(localctx, 84, self.RULE_noParamAnonEventHandler)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 699
            self.functionBody()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExprContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_expr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)


    class StringExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def formatedString(self):
            return self.getTypedRuleContext(PParser.FormatedStringContext,0)


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


    class KeywordExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.fun = None # Token
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def KEYS(self):
            return self.getToken(PParser.KEYS, 0)
        def VALUES(self):
            return self.getToken(PParser.VALUES, 0)
        def SIZEOF(self):
            return self.getToken(PParser.SIZEOF, 0)
        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)

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

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


    class ChooseExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CHOOSE(self):
            return self.getToken(PParser.CHOOSE, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)


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


    class SeqAccessExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.seq = None # ExprContext
            self.index = None # ExprContext
            self.copyFrom(ctx)

        def LBRACK(self):
            return self.getToken(PParser.LBRACK, 0)
        def RBRACK(self):
            return self.getToken(PParser.RBRACK, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.ExprContext)
            else:
                return self.getTypedRuleContext(PParser.ExprContext,i)


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


    class NamedTupleAccessExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.field = None # IdenContext
            self.copyFrom(ctx)

        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def DOT(self):
            return self.getToken(PParser.DOT, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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


    class PrimitiveExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def primitive(self):
            return self.getTypedRuleContext(PParser.PrimitiveContext,0)


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


    class BinExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.lhs = None # ExprContext
            self.op = None # Token
            self.rhs = None # ExprContext
            self.copyFrom(ctx)

        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.ExprContext)
            else:
                return self.getTypedRuleContext(PParser.ExprContext,i)

        def MUL(self):
            return self.getToken(PParser.MUL, 0)
        def DIV(self):
            return self.getToken(PParser.DIV, 0)
        def ADD(self):
            return self.getToken(PParser.ADD, 0)
        def SUB(self):
            return self.getToken(PParser.SUB, 0)
        def LT(self):
            return self.getToken(PParser.LT, 0)
        def GT(self):
            return self.getToken(PParser.GT, 0)
        def GE(self):
            return self.getToken(PParser.GE, 0)
        def LE(self):
            return self.getToken(PParser.LE, 0)
        def IN(self):
            return self.getToken(PParser.IN, 0)
        def EQ(self):
            return self.getToken(PParser.EQ, 0)
        def NE(self):
            return self.getToken(PParser.NE, 0)
        def LAND(self):
            return self.getToken(PParser.LAND, 0)
        def LOR(self):
            return self.getToken(PParser.LOR, 0)

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


    class UnaryExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.op = None # Token
            self.copyFrom(ctx)

        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def SUB(self):
            return self.getToken(PParser.SUB, 0)
        def LNOT(self):
            return self.getToken(PParser.LNOT, 0)

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


    class TupleAccessExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.field = None # R_intContext
            self.copyFrom(ctx)

        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def DOT(self):
            return self.getToken(PParser.DOT, 0)
        def r_int(self):
            return self.getTypedRuleContext(PParser.R_intContext,0)


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


    class UnnamedTupleExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def unnamedTupleBody(self):
            return self.getTypedRuleContext(PParser.UnnamedTupleBodyContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)

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


    class FunCallExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.fun = None # IdenContext
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)

        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


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


    class CastExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.cast = None # Token
            self.copyFrom(ctx)

        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def r_type(self):
            return self.getTypedRuleContext(PParser.R_typeContext,0)

        def AS(self):
            return self.getToken(PParser.AS, 0)
        def TO(self):
            return self.getToken(PParser.TO, 0)

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


    class CtorExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.interfaceName = None # IdenContext
            self.copyFrom(ctx)

        def NEW(self):
            return self.getToken(PParser.NEW, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)

        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


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


    class ParenExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)

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


    class NamedTupleExprContext(ExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def namedTupleBody(self):
            return self.getTypedRuleContext(PParser.NamedTupleBodyContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)

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



    def expr(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PParser.ExprContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 86
        self.enterRecursionRule(localctx, 86, self.RULE_expr, _p)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 759
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,61,self._ctx)
            if la_ == 1:
                localctx = PParser.PrimitiveExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx

                self.state = 702
                self.primitive()
                pass

            elif la_ == 2:
                localctx = PParser.UnnamedTupleExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 703
                self.match(PParser.LPAREN)
                self.state = 704
                self.unnamedTupleBody()
                self.state = 705
                self.match(PParser.RPAREN)
                pass

            elif la_ == 3:
                localctx = PParser.NamedTupleExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 707
                self.match(PParser.LPAREN)
                self.state = 708
                self.namedTupleBody()
                self.state = 709
                self.match(PParser.RPAREN)
                pass

            elif la_ == 4:
                localctx = PParser.ParenExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 711
                self.match(PParser.LPAREN)
                self.state = 712
                self.expr(0)
                self.state = 713
                self.match(PParser.RPAREN)
                pass

            elif la_ == 5:
                localctx = PParser.KeywordExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 715
                localctx.fun = self.match(PParser.KEYS)
                self.state = 716
                self.match(PParser.LPAREN)
                self.state = 717
                self.expr(0)
                self.state = 718
                self.match(PParser.RPAREN)
                pass

            elif la_ == 6:
                localctx = PParser.KeywordExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 720
                localctx.fun = self.match(PParser.VALUES)
                self.state = 721
                self.match(PParser.LPAREN)
                self.state = 722
                self.expr(0)
                self.state = 723
                self.match(PParser.RPAREN)
                pass

            elif la_ == 7:
                localctx = PParser.KeywordExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 725
                localctx.fun = self.match(PParser.SIZEOF)
                self.state = 726
                self.match(PParser.LPAREN)
                self.state = 727
                self.expr(0)
                self.state = 728
                self.match(PParser.RPAREN)
                pass

            elif la_ == 8:
                localctx = PParser.KeywordExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 730
                localctx.fun = self.match(PParser.DEFAULT)
                self.state = 731
                self.match(PParser.LPAREN)
                self.state = 732
                self.r_type()
                self.state = 733
                self.match(PParser.RPAREN)
                pass

            elif la_ == 9:
                localctx = PParser.CtorExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 735
                self.match(PParser.NEW)
                self.state = 736
                localctx.interfaceName = self.iden()
                self.state = 737
                self.match(PParser.LPAREN)
                self.state = 739
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.FLOAT) | (1 << PParser.DEFAULT) | (1 << PParser.FORMAT) | (1 << PParser.HALT) | (1 << PParser.KEYS) | (1 << PParser.NEW) | (1 << PParser.SIZEOF) | (1 << PParser.THIS) | (1 << PParser.VALUES) | (1 << PParser.CHOOSE))) != 0) or ((((_la - 75)) & ~0x3f) == 0 and ((1 << (_la - 75)) & ((1 << (PParser.BoolLiteral - 75)) | (1 << (PParser.IntLiteral - 75)) | (1 << (PParser.NullLiteral - 75)) | (1 << (PParser.StringLiteral - 75)) | (1 << (PParser.FAIRNONDET - 75)) | (1 << (PParser.NONDET - 75)) | (1 << (PParser.LNOT - 75)) | (1 << (PParser.SUB - 75)) | (1 << (PParser.LPAREN - 75)) | (1 << (PParser.DOT - 75)) | (1 << (PParser.Iden - 75)))) != 0):
                    self.state = 738
                    self.rvalueList()


                self.state = 741
                self.match(PParser.RPAREN)
                pass

            elif la_ == 10:
                localctx = PParser.FunCallExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 743
                localctx.fun = self.iden()
                self.state = 744
                self.match(PParser.LPAREN)
                self.state = 746
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.FLOAT) | (1 << PParser.DEFAULT) | (1 << PParser.FORMAT) | (1 << PParser.HALT) | (1 << PParser.KEYS) | (1 << PParser.NEW) | (1 << PParser.SIZEOF) | (1 << PParser.THIS) | (1 << PParser.VALUES) | (1 << PParser.CHOOSE))) != 0) or ((((_la - 75)) & ~0x3f) == 0 and ((1 << (_la - 75)) & ((1 << (PParser.BoolLiteral - 75)) | (1 << (PParser.IntLiteral - 75)) | (1 << (PParser.NullLiteral - 75)) | (1 << (PParser.StringLiteral - 75)) | (1 << (PParser.FAIRNONDET - 75)) | (1 << (PParser.NONDET - 75)) | (1 << (PParser.LNOT - 75)) | (1 << (PParser.SUB - 75)) | (1 << (PParser.LPAREN - 75)) | (1 << (PParser.DOT - 75)) | (1 << (PParser.Iden - 75)))) != 0):
                    self.state = 745
                    self.rvalueList()


                self.state = 748
                self.match(PParser.RPAREN)
                pass

            elif la_ == 11:
                localctx = PParser.UnaryExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 750
                localctx.op = self._input.LT(1)
                _la = self._input.LA(1)
                if not(_la==PParser.LNOT or _la==PParser.SUB):
                    localctx.op = self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 751
                self.expr(10)
                pass

            elif la_ == 12:
                localctx = PParser.ChooseExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 752
                self.match(PParser.CHOOSE)
                self.state = 753
                self.match(PParser.LPAREN)
                self.state = 755
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PParser.FLOAT) | (1 << PParser.DEFAULT) | (1 << PParser.FORMAT) | (1 << PParser.HALT) | (1 << PParser.KEYS) | (1 << PParser.NEW) | (1 << PParser.SIZEOF) | (1 << PParser.THIS) | (1 << PParser.VALUES) | (1 << PParser.CHOOSE))) != 0) or ((((_la - 75)) & ~0x3f) == 0 and ((1 << (_la - 75)) & ((1 << (PParser.BoolLiteral - 75)) | (1 << (PParser.IntLiteral - 75)) | (1 << (PParser.NullLiteral - 75)) | (1 << (PParser.StringLiteral - 75)) | (1 << (PParser.FAIRNONDET - 75)) | (1 << (PParser.NONDET - 75)) | (1 << (PParser.LNOT - 75)) | (1 << (PParser.SUB - 75)) | (1 << (PParser.LPAREN - 75)) | (1 << (PParser.DOT - 75)) | (1 << (PParser.Iden - 75)))) != 0):
                    self.state = 754
                    self.expr(0)


                self.state = 757
                self.match(PParser.RPAREN)
                pass

            elif la_ == 13:
                localctx = PParser.StringExprContext(self, localctx)
                self._ctx = localctx
                _prevctx = localctx
                self.state = 758
                self.formatedString()
                pass


            self._ctx.stop = self._input.LT(-1)
            self.state = 795
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,63,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 = 793
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,62,self._ctx)
                    if la_ == 1:
                        localctx = PParser.BinExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        localctx.lhs = _prevctx
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 761
                        if not self.precpred(self._ctx, 9):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 9)")
                        self.state = 762
                        localctx.op = self._input.LT(1)
                        _la = self._input.LA(1)
                        if not(_la==PParser.MUL or _la==PParser.DIV):
                            localctx.op = self._errHandler.recoverInline(self)
                        else:
                            self._errHandler.reportMatch(self)
                            self.consume()
                        self.state = 763
                        localctx.rhs = self.expr(10)
                        pass

                    elif la_ == 2:
                        localctx = PParser.BinExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        localctx.lhs = _prevctx
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 764
                        if not self.precpred(self._ctx, 8):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 8)")
                        self.state = 765
                        localctx.op = self._input.LT(1)
                        _la = self._input.LA(1)
                        if not(_la==PParser.ADD or _la==PParser.SUB):
                            localctx.op = self._errHandler.recoverInline(self)
                        else:
                            self._errHandler.reportMatch(self)
                            self.consume()
                        self.state = 766
                        localctx.rhs = self.expr(9)
                        pass

                    elif la_ == 3:
                        localctx = PParser.BinExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        localctx.lhs = _prevctx
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 767
                        if not self.precpred(self._ctx, 6):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 6)")
                        self.state = 768
                        localctx.op = self._input.LT(1)
                        _la = self._input.LA(1)
                        if not(((((_la - 37)) & ~0x3f) == 0 and ((1 << (_la - 37)) & ((1 << (PParser.IN - 37)) | (1 << (PParser.LE - 37)) | (1 << (PParser.GE - 37)) | (1 << (PParser.LT - 37)) | (1 << (PParser.GT - 37)))) != 0)):
                            localctx.op = self._errHandler.recoverInline(self)
                        else:
                            self._errHandler.reportMatch(self)
                            self.consume()
                        self.state = 769
                        localctx.rhs = self.expr(7)
                        pass

                    elif la_ == 4:
                        localctx = PParser.BinExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        localctx.lhs = _prevctx
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 770
                        if not self.precpred(self._ctx, 5):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 5)")
                        self.state = 771
                        localctx.op = self._input.LT(1)
                        _la = self._input.LA(1)
                        if not(_la==PParser.EQ or _la==PParser.NE):
                            localctx.op = self._errHandler.recoverInline(self)
                        else:
                            self._errHandler.reportMatch(self)
                            self.consume()
                        self.state = 772
                        localctx.rhs = self.expr(6)
                        pass

                    elif la_ == 5:
                        localctx = PParser.BinExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        localctx.lhs = _prevctx
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 773
                        if not self.precpred(self._ctx, 4):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 4)")
                        self.state = 774
                        localctx.op = self.match(PParser.LAND)
                        self.state = 775
                        localctx.rhs = self.expr(5)
                        pass

                    elif la_ == 6:
                        localctx = PParser.BinExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        localctx.lhs = _prevctx
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 776
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 777
                        localctx.op = self.match(PParser.LOR)
                        self.state = 778
                        localctx.rhs = self.expr(4)
                        pass

                    elif la_ == 7:
                        localctx = PParser.NamedTupleAccessExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 779
                        if not self.precpred(self._ctx, 19):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 19)")
                        self.state = 780
                        self.match(PParser.DOT)
                        self.state = 781
                        localctx.field = self.iden()
                        pass

                    elif la_ == 8:
                        localctx = PParser.TupleAccessExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 782
                        if not self.precpred(self._ctx, 18):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 18)")
                        self.state = 783
                        self.match(PParser.DOT)
                        self.state = 784
                        localctx.field = self.r_int()
                        pass

                    elif la_ == 9:
                        localctx = PParser.SeqAccessExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        localctx.seq = _prevctx
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 785
                        if not self.precpred(self._ctx, 17):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 17)")
                        self.state = 786
                        self.match(PParser.LBRACK)
                        self.state = 787
                        localctx.index = self.expr(0)
                        self.state = 788
                        self.match(PParser.RBRACK)
                        pass

                    elif la_ == 10:
                        localctx = PParser.CastExprContext(self, PParser.ExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_expr)
                        self.state = 790
                        if not self.precpred(self._ctx, 7):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 7)")
                        self.state = 791
                        localctx.cast = self._input.LT(1)
                        _la = self._input.LA(1)
                        if not(_la==PParser.AS or _la==PParser.TO):
                            localctx.cast = self._errHandler.recoverInline(self)
                        else:
                            self._errHandler.reportMatch(self)
                            self.consume()
                        self.state = 792
                        self.r_type()
                        pass

             
                self.state = 797
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,63,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 FormatedStringContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def StringLiteral(self):
            return self.getToken(PParser.StringLiteral, 0)

        def FORMAT(self):
            return self.getToken(PParser.FORMAT, 0)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)

        def COMMA(self):
            return self.getToken(PParser.COMMA, 0)

        def rvalueList(self):
            return self.getTypedRuleContext(PParser.RvalueListContext,0)


        def getRuleIndex(self):
            return PParser.RULE_formatedString

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




    def formatedString(self):

        localctx = PParser.FormatedStringContext(self, self._ctx, self.state)
        self.enterRule(localctx, 88, self.RULE_formatedString)
        self._la = 0 # Token type
        try:
            self.state = 807
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.StringLiteral]:
                self.enterOuterAlt(localctx, 1)
                self.state = 798
                self.match(PParser.StringLiteral)
                pass
            elif token in [PParser.FORMAT]:
                self.enterOuterAlt(localctx, 2)
                self.state = 799
                self.match(PParser.FORMAT)
                self.state = 800
                self.match(PParser.LPAREN)
                self.state = 801
                self.match(PParser.StringLiteral)
                self.state = 804
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.COMMA:
                    self.state = 802
                    self.match(PParser.COMMA)
                    self.state = 803
                    self.rvalueList()


                self.state = 806
                self.match(PParser.RPAREN)
                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 PrimitiveContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def floatLiteral(self):
            return self.getTypedRuleContext(PParser.FloatLiteralContext,0)


        def BoolLiteral(self):
            return self.getToken(PParser.BoolLiteral, 0)

        def IntLiteral(self):
            return self.getToken(PParser.IntLiteral, 0)

        def NullLiteral(self):
            return self.getToken(PParser.NullLiteral, 0)

        def NONDET(self):
            return self.getToken(PParser.NONDET, 0)

        def FAIRNONDET(self):
            return self.getToken(PParser.FAIRNONDET, 0)

        def HALT(self):
            return self.getToken(PParser.HALT, 0)

        def THIS(self):
            return self.getToken(PParser.THIS, 0)

        def getRuleIndex(self):
            return PParser.RULE_primitive

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




    def primitive(self):

        localctx = PParser.PrimitiveContext(self, self._ctx, self.state)
        self.enterRule(localctx, 90, self.RULE_primitive)
        try:
            self.state = 818
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,66,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 809
                self.iden()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 810
                self.floatLiteral()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 811
                self.match(PParser.BoolLiteral)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 812
                self.match(PParser.IntLiteral)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 813
                self.match(PParser.NullLiteral)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 814
                self.match(PParser.NONDET)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 815
                self.match(PParser.FAIRNONDET)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 816
                self.match(PParser.HALT)
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 817
                self.match(PParser.THIS)
                pass


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


    class FloatLiteralContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_floatLiteral

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class ExpFloatContext(FloatLiteralContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.FloatLiteralContext
            super().__init__(parser)
            self.base = None # Token
            self.exp = None # Token
            self.copyFrom(ctx)

        def FLOAT(self):
            return self.getToken(PParser.FLOAT, 0)
        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def COMMA(self):
            return self.getToken(PParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)
        def IntLiteral(self, i:int=None):
            if i is None:
                return self.getTokens(PParser.IntLiteral)
            else:
                return self.getToken(PParser.IntLiteral, i)

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


    class DecimalFloatContext(FloatLiteralContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.FloatLiteralContext
            super().__init__(parser)
            self.pre = None # Token
            self.post = None # Token
            self.copyFrom(ctx)

        def DOT(self):
            return self.getToken(PParser.DOT, 0)
        def IntLiteral(self, i:int=None):
            if i is None:
                return self.getTokens(PParser.IntLiteral)
            else:
                return self.getToken(PParser.IntLiteral, i)

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



    def floatLiteral(self):

        localctx = PParser.FloatLiteralContext(self, self._ctx, self.state)
        self.enterRule(localctx, 92, self.RULE_floatLiteral)
        self._la = 0 # Token type
        try:
            self.state = 831
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.IntLiteral, PParser.DOT]:
                localctx = PParser.DecimalFloatContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 821
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==PParser.IntLiteral:
                    self.state = 820
                    localctx.pre = self.match(PParser.IntLiteral)


                self.state = 823
                self.match(PParser.DOT)
                self.state = 824
                localctx.post = self.match(PParser.IntLiteral)
                pass
            elif token in [PParser.FLOAT]:
                localctx = PParser.ExpFloatContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 825
                self.match(PParser.FLOAT)
                self.state = 826
                self.match(PParser.LPAREN)
                self.state = 827
                localctx.base = self.match(PParser.IntLiteral)
                self.state = 828
                self.match(PParser.COMMA)
                self.state = 829
                localctx.exp = self.match(PParser.IntLiteral)
                self.state = 830
                self.match(PParser.RPAREN)
                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 UnnamedTupleBodyContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser
            self._rvalue = None # RvalueContext
            self.fields = list() # of RvalueContexts

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

        def rvalue(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.RvalueContext)
            else:
                return self.getTypedRuleContext(PParser.RvalueContext,i)


        def getRuleIndex(self):
            return PParser.RULE_unnamedTupleBody

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




    def unnamedTupleBody(self):

        localctx = PParser.UnnamedTupleBodyContext(self, self._ctx, self.state)
        self.enterRule(localctx, 94, self.RULE_unnamedTupleBody)
        self._la = 0 # Token type
        try:
            self.state = 843
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,70,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 833
                localctx._rvalue = self.rvalue()
                localctx.fields.append(localctx._rvalue)
                self.state = 834
                self.match(PParser.COMMA)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 836
                localctx._rvalue = self.rvalue()
                localctx.fields.append(localctx._rvalue)
                self.state = 839 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 837
                    self.match(PParser.COMMA)
                    self.state = 838
                    localctx._rvalue = self.rvalue()
                    localctx.fields.append(localctx._rvalue)
                    self.state = 841 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==PParser.COMMA):
                        break

                pass


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


    class NamedTupleBodyContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser
            self._iden = None # IdenContext
            self.names = list() # of IdenContexts
            self._rvalue = None # RvalueContext
            self.values = list() # of RvalueContexts

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

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

        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)


        def rvalue(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.RvalueContext)
            else:
                return self.getTypedRuleContext(PParser.RvalueContext,i)


        def getRuleIndex(self):
            return PParser.RULE_namedTupleBody

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




    def namedTupleBody(self):

        localctx = PParser.NamedTupleBodyContext(self, self._ctx, self.state)
        self.enterRule(localctx, 96, self.RULE_namedTupleBody)
        self._la = 0 # Token type
        try:
            self.state = 862
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,72,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 845
                localctx._iden = self.iden()
                localctx.names.append(localctx._iden)
                self.state = 846
                self.match(PParser.ASSIGN)
                self.state = 847
                localctx._rvalue = self.rvalue()
                localctx.values.append(localctx._rvalue)
                self.state = 848
                self.match(PParser.COMMA)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 850
                localctx._iden = self.iden()
                localctx.names.append(localctx._iden)
                self.state = 851
                self.match(PParser.ASSIGN)
                self.state = 852
                localctx._rvalue = self.rvalue()
                localctx.values.append(localctx._rvalue)
                self.state = 858 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 853
                    self.match(PParser.COMMA)
                    self.state = 854
                    localctx._iden = self.iden()
                    localctx.names.append(localctx._iden)
                    self.state = 855
                    self.match(PParser.ASSIGN)
                    self.state = 856
                    localctx._rvalue = self.rvalue()
                    localctx.values.append(localctx._rvalue)
                    self.state = 860 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==PParser.COMMA):
                        break

                pass


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


    class RvalueListContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def rvalue(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.RvalueContext)
            else:
                return self.getTypedRuleContext(PParser.RvalueContext,i)


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

        def getRuleIndex(self):
            return PParser.RULE_rvalueList

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




    def rvalueList(self):

        localctx = PParser.RvalueListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 98, self.RULE_rvalueList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 864
            self.rvalue()
            self.state = 869
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==PParser.COMMA:
                self.state = 865
                self.match(PParser.COMMA)
                self.state = 866
                self.rvalue()
                self.state = 871
                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 RvalueContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def expr(self):
            return self.getTypedRuleContext(PParser.ExprContext,0)


        def getRuleIndex(self):
            return PParser.RULE_rvalue

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




    def rvalue(self):

        localctx = PParser.RvalueContext(self, self._ctx, self.state)
        self.enterRule(localctx, 100, self.RULE_rvalue)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 872
            self.expr(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ModExprContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_modExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class AssertModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.op = None # Token
            self.copyFrom(ctx)

        def idenList(self):
            return self.getTypedRuleContext(PParser.IdenListContext,0)

        def IN(self):
            return self.getToken(PParser.IN, 0)
        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)

        def ASSERT(self):
            return self.getToken(PParser.ASSERT, 0)

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


    class HideInterfacesModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.op = None # Token
            self.copyFrom(ctx)

        def idenList(self):
            return self.getTypedRuleContext(PParser.IdenListContext,0)

        def IN(self):
            return self.getToken(PParser.IN, 0)
        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)

        def HIDEI(self):
            return self.getToken(PParser.HIDEI, 0)

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


    class ParenModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(PParser.LPAREN, 0)
        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)

        def RPAREN(self):
            return self.getToken(PParser.RPAREN, 0)

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


    class RenameModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.op = None # Token
            self.oldName = None # IdenContext
            self.newName = None # IdenContext
            self.copyFrom(ctx)

        def TO(self):
            return self.getToken(PParser.TO, 0)
        def IN(self):
            return self.getToken(PParser.IN, 0)
        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)

        def RENAME(self):
            return self.getToken(PParser.RENAME, 0)
        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)


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


    class NamedModuleContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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


    class PrimitiveModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self._bindExpr = None # BindExprContext
            self.bindslist = list() # of BindExprContexts
            self.copyFrom(ctx)

        def LBRACE(self):
            return self.getToken(PParser.LBRACE, 0)
        def RBRACE(self):
            return self.getToken(PParser.RBRACE, 0)
        def bindExpr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.BindExprContext)
            else:
                return self.getTypedRuleContext(PParser.BindExprContext,i)

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

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


    class UnionModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.op = None # Token
            self._modExpr = None # ModExprContext
            self.mexprs = list() # of ModExprContexts
            self.copyFrom(ctx)

        def UNION(self):
            return self.getToken(PParser.UNION, 0)
        def modExpr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.ModExprContext)
            else:
                return self.getTypedRuleContext(PParser.ModExprContext,i)

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

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


    class HideEventsModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.op = None # Token
            self.copyFrom(ctx)

        def nonDefaultEventList(self):
            return self.getTypedRuleContext(PParser.NonDefaultEventListContext,0)

        def IN(self):
            return self.getToken(PParser.IN, 0)
        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)

        def HIDEE(self):
            return self.getToken(PParser.HIDEE, 0)

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


    class ComposeModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.op = None # Token
            self._modExpr = None # ModExprContext
            self.mexprs = list() # of ModExprContexts
            self.copyFrom(ctx)

        def COMPOSE(self):
            return self.getToken(PParser.COMPOSE, 0)
        def modExpr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.ModExprContext)
            else:
                return self.getTypedRuleContext(PParser.ModExprContext,i)

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

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


    class MainMachineModuleExprContext(ModExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.ModExprContext
            super().__init__(parser)
            self.op = None # Token
            self.mainMachine = None # IdenContext
            self.copyFrom(ctx)

        def IN(self):
            return self.getToken(PParser.IN, 0)
        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)

        def MAIN(self):
            return self.getToken(PParser.MAIN, 0)
        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


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



    def modExpr(self):

        localctx = PParser.ModExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 102, self.RULE_modExpr)
        self._la = 0 # Token type
        try:
            self.state = 933
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PParser.LPAREN]:
                localctx = PParser.ParenModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 874
                self.match(PParser.LPAREN)
                self.state = 875
                self.modExpr()
                self.state = 876
                self.match(PParser.RPAREN)
                pass
            elif token in [PParser.LBRACE]:
                localctx = PParser.PrimitiveModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 878
                self.match(PParser.LBRACE)
                self.state = 879
                localctx._bindExpr = self.bindExpr()
                localctx.bindslist.append(localctx._bindExpr)
                self.state = 884
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==PParser.COMMA:
                    self.state = 880
                    self.match(PParser.COMMA)
                    self.state = 881
                    localctx._bindExpr = self.bindExpr()
                    localctx.bindslist.append(localctx._bindExpr)
                    self.state = 886
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 887
                self.match(PParser.RBRACE)
                pass
            elif token in [PParser.Iden]:
                localctx = PParser.NamedModuleContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 889
                self.iden()
                pass
            elif token in [PParser.COMPOSE]:
                localctx = PParser.ComposeModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 890
                localctx.op = self.match(PParser.COMPOSE)
                self.state = 891
                localctx._modExpr = self.modExpr()
                localctx.mexprs.append(localctx._modExpr)
                self.state = 894 
                self._errHandler.sync(self)
                _alt = 1
                while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                    if _alt == 1:
                        self.state = 892
                        self.match(PParser.COMMA)
                        self.state = 893
                        localctx._modExpr = self.modExpr()
                        localctx.mexprs.append(localctx._modExpr)

                    else:
                        raise NoViableAltException(self)
                    self.state = 896 
                    self._errHandler.sync(self)
                    _alt = self._interp.adaptivePredict(self._input,75,self._ctx)

                pass
            elif token in [PParser.UNION]:
                localctx = PParser.UnionModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 898
                localctx.op = self.match(PParser.UNION)
                self.state = 899
                localctx._modExpr = self.modExpr()
                localctx.mexprs.append(localctx._modExpr)
                self.state = 902 
                self._errHandler.sync(self)
                _alt = 1
                while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                    if _alt == 1:
                        self.state = 900
                        self.match(PParser.COMMA)
                        self.state = 901
                        localctx._modExpr = self.modExpr()
                        localctx.mexprs.append(localctx._modExpr)

                    else:
                        raise NoViableAltException(self)
                    self.state = 904 
                    self._errHandler.sync(self)
                    _alt = self._interp.adaptivePredict(self._input,76,self._ctx)

                pass
            elif token in [PParser.HIDEE]:
                localctx = PParser.HideEventsModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 906
                localctx.op = self.match(PParser.HIDEE)
                self.state = 907
                self.nonDefaultEventList()
                self.state = 908
                self.match(PParser.IN)
                self.state = 909
                self.modExpr()
                pass
            elif token in [PParser.HIDEI]:
                localctx = PParser.HideInterfacesModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 911
                localctx.op = self.match(PParser.HIDEI)
                self.state = 912
                self.idenList()
                self.state = 913
                self.match(PParser.IN)
                self.state = 914
                self.modExpr()
                pass
            elif token in [PParser.ASSERT]:
                localctx = PParser.AssertModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 916
                localctx.op = self.match(PParser.ASSERT)
                self.state = 917
                self.idenList()
                self.state = 918
                self.match(PParser.IN)
                self.state = 919
                self.modExpr()
                pass
            elif token in [PParser.RENAME]:
                localctx = PParser.RenameModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 921
                localctx.op = self.match(PParser.RENAME)
                self.state = 922
                localctx.oldName = self.iden()
                self.state = 923
                self.match(PParser.TO)
                self.state = 924
                localctx.newName = self.iden()
                self.state = 925
                self.match(PParser.IN)
                self.state = 926
                self.modExpr()
                pass
            elif token in [PParser.MAIN]:
                localctx = PParser.MainMachineModuleExprContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 928
                localctx.op = self.match(PParser.MAIN)
                self.state = 929
                localctx.mainMachine = self.iden()
                self.state = 930
                self.match(PParser.IN)
                self.state = 931
                self.modExpr()
                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 BindExprContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def RARROW(self):
            return self.getToken(PParser.RARROW, 0)

        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)


        def getRuleIndex(self):
            return PParser.RULE_bindExpr

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




    def bindExpr(self):

        localctx = PParser.BindExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 104, self.RULE_bindExpr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 940
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,78,self._ctx)
            if la_ == 1:
                self.state = 935
                localctx.mName = self.iden()
                pass

            elif la_ == 2:
                self.state = 936
                localctx.mName = self.iden()
                self.state = 937
                self.match(PParser.RARROW)
                self.state = 938
                localctx.iName = self.iden()
                pass


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


    class NamedModuleDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def MODULE(self):
            return self.getToken(PParser.MODULE, 0)

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

        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)


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

        def iden(self):
            return self.getTypedRuleContext(PParser.IdenContext,0)


        def getRuleIndex(self):
            return PParser.RULE_namedModuleDecl

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




    def namedModuleDecl(self):

        localctx = PParser.NamedModuleDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 106, self.RULE_namedModuleDecl)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 942
            self.match(PParser.MODULE)
            self.state = 943
            localctx.name = self.iden()
            self.state = 944
            self.match(PParser.ASSIGN)
            self.state = 945
            self.modExpr()
            self.state = 946
            self.match(PParser.SEMI)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TestDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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


        def getRuleIndex(self):
            return PParser.RULE_testDecl

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class SafetyTestDeclContext(TestDeclContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.TestDeclContext
            super().__init__(parser)
            self.testName = None # IdenContext
            self.mainMachine = None # IdenContext
            self.copyFrom(ctx)

        def TEST(self):
            return self.getToken(PParser.TEST, 0)
        def COLON(self):
            return self.getToken(PParser.COLON, 0)
        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)

        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)

        def LBRACK(self):
            return self.getToken(PParser.LBRACK, 0)
        def MAIN(self):
            return self.getToken(PParser.MAIN, 0)
        def ASSIGN(self):
            return self.getToken(PParser.ASSIGN, 0)
        def RBRACK(self):
            return self.getToken(PParser.RBRACK, 0)

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


    class RefinementTestDeclContext(TestDeclContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a PParser.TestDeclContext
            super().__init__(parser)
            self.testName = None # IdenContext
            self.mainMachine = None # IdenContext
            self.copyFrom(ctx)

        def TEST(self):
            return self.getToken(PParser.TEST, 0)
        def COLON(self):
            return self.getToken(PParser.COLON, 0)
        def modExpr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.ModExprContext)
            else:
                return self.getTypedRuleContext(PParser.ModExprContext,i)

        def REFINES(self):
            return self.getToken(PParser.REFINES, 0)
        def SEMI(self):
            return self.getToken(PParser.SEMI, 0)
        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)

        def LBRACK(self):
            return self.getToken(PParser.LBRACK, 0)
        def MAIN(self):
            return self.getToken(PParser.MAIN, 0)
        def ASSIGN(self):
            return self.getToken(PParser.ASSIGN, 0)
        def RBRACK(self):
            return self.getToken(PParser.RBRACK, 0)

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



    def testDecl(self):

        localctx = PParser.TestDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 108, self.RULE_testDecl)
        try:
            self.state = 974
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,79,self._ctx)
            if la_ == 1:
                localctx = PParser.SafetyTestDeclContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 948
                self.match(PParser.TEST)
                self.state = 949
                localctx.testName = self.iden()

                self.state = 950
                self.match(PParser.LBRACK)
                self.state = 951
                self.match(PParser.MAIN)
                self.state = 952
                self.match(PParser.ASSIGN)
                self.state = 953
                localctx.mainMachine = self.iden()
                self.state = 954
                self.match(PParser.RBRACK)
                self.state = 956
                self.match(PParser.COLON)
                self.state = 957
                self.modExpr()
                self.state = 958
                self.match(PParser.SEMI)
                pass

            elif la_ == 2:
                localctx = PParser.RefinementTestDeclContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 960
                self.match(PParser.TEST)
                self.state = 961
                localctx.testName = self.iden()

                self.state = 962
                self.match(PParser.LBRACK)
                self.state = 963
                self.match(PParser.MAIN)
                self.state = 964
                self.match(PParser.ASSIGN)
                self.state = 965
                localctx.mainMachine = self.iden()
                self.state = 966
                self.match(PParser.RBRACK)
                self.state = 968
                self.match(PParser.COLON)
                self.state = 969
                self.modExpr()
                self.state = 970
                self.match(PParser.REFINES)
                self.state = 971
                self.modExpr()
                self.state = 972
                self.match(PParser.SEMI)
                pass


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


    class ImplementationDeclContext(ParserRuleContext):
        __slots__ = 'parser'

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

        def IMPLEMENTATION(self):
            return self.getToken(PParser.IMPLEMENTATION, 0)

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

        def modExpr(self):
            return self.getTypedRuleContext(PParser.ModExprContext,0)


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

        def iden(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(PParser.IdenContext)
            else:
                return self.getTypedRuleContext(PParser.IdenContext,i)


        def LBRACK(self):
            return self.getToken(PParser.LBRACK, 0)

        def MAIN(self):
            return self.getToken(PParser.MAIN, 0)

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

        def RBRACK(self):
            return self.getToken(PParser.RBRACK, 0)

        def getRuleIndex(self):
            return PParser.RULE_implementationDecl

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




    def implementationDecl(self):

        localctx = PParser.ImplementationDeclContext(self, self._ctx, self.state)
        self.enterRule(localctx, 110, self.RULE_implementationDecl)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 976
            self.match(PParser.IMPLEMENTATION)
            self.state = 977
            localctx.implName = self.iden()
            self.state = 984
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==PParser.LBRACK:
                self.state = 978
                self.match(PParser.LBRACK)
                self.state = 979
                self.match(PParser.MAIN)
                self.state = 980
                self.match(PParser.ASSIGN)
                self.state = 981
                localctx.mainMachine = self.iden()
                self.state = 982
                self.match(PParser.RBRACK)


            self.state = 986
            self.match(PParser.COLON)
            self.state = 987
            self.modExpr()
            self.state = 988
            self.match(PParser.SEMI)
        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[39] = self.lvalue_sempred
        self._predicates[43] = self.expr_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 lvalue_sempred(self, localctx:LvalueContext, predIndex:int):
            if predIndex == 0:
                return self.precpred(self._ctx, 3)
         

            if predIndex == 1:
                return self.precpred(self._ctx, 2)
         

            if predIndex == 2:
                return self.precpred(self._ctx, 1)
         

    def expr_sempred(self, localctx:ExprContext, predIndex:int):
            if predIndex == 3:
                return self.precpred(self._ctx, 9)
         

            if predIndex == 4:
                return self.precpred(self._ctx, 8)
         

            if predIndex == 5:
                return self.precpred(self._ctx, 6)
         

            if predIndex == 6:
                return self.precpred(self._ctx, 5)
         

            if predIndex == 7:
                return self.precpred(self._ctx, 4)
         

            if predIndex == 8:
                return self.precpred(self._ctx, 3)
         

            if predIndex == 9:
                return self.precpred(self._ctx, 19)
         

            if predIndex == 10:
                return self.precpred(self._ctx, 18)
         

            if predIndex == 11:
                return self.precpred(self._ctx, 17)
         

            if predIndex == 12:
                return self.precpred(self._ctx, 7)
         




