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Diffstat (limited to 'gen/ANFParser.py')
| -rw-r--r-- | gen/ANFParser.py | 433 |
1 files changed, 433 insertions, 0 deletions
diff --git a/gen/ANFParser.py b/gen/ANFParser.py new file mode 100644 index 0000000..834bbb8 --- /dev/null +++ b/gen/ANFParser.py @@ -0,0 +1,433 @@ +# Generated from /home/erik/PycharmProjects/pythonProject/grammar/ANF.g4 by ANTLR 4.13.1 +# 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(): + return [ + 4,1,14,60,2,0,7,0,2,1,7,1,2,2,7,2,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1, + 0,1,0,3,0,16,8,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0, + 5,0,30,8,0,10,0,12,0,33,9,0,1,1,1,1,1,1,1,1,1,1,5,1,40,8,1,10,1, + 12,1,43,9,1,1,1,1,1,1,1,3,1,48,8,1,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1, + 2,3,2,58,8,2,1,2,0,1,0,3,0,2,4,0,0,65,0,15,1,0,0,0,2,47,1,0,0,0, + 4,57,1,0,0,0,6,7,6,0,-1,0,7,16,5,12,0,0,8,16,5,13,0,0,9,10,5,5,0, + 0,10,11,5,12,0,0,11,12,5,6,0,0,12,13,3,4,2,0,13,14,5,7,0,0,14,16, + 1,0,0,0,15,6,1,0,0,0,15,8,1,0,0,0,15,9,1,0,0,0,16,31,1,0,0,0,17, + 18,10,5,0,0,18,19,5,1,0,0,19,30,3,0,0,6,20,21,10,4,0,0,21,22,5,2, + 0,0,22,30,3,0,0,5,23,24,10,3,0,0,24,25,5,3,0,0,25,30,3,0,0,4,26, + 27,10,2,0,0,27,28,5,4,0,0,28,30,3,0,0,3,29,17,1,0,0,0,29,20,1,0, + 0,0,29,23,1,0,0,0,29,26,1,0,0,0,30,33,1,0,0,0,31,29,1,0,0,0,31,32, + 1,0,0,0,32,1,1,0,0,0,33,31,1,0,0,0,34,35,5,12,0,0,35,36,5,5,0,0, + 36,41,3,0,0,0,37,38,5,8,0,0,38,40,3,0,0,0,39,37,1,0,0,0,40,43,1, + 0,0,0,41,39,1,0,0,0,41,42,1,0,0,0,42,44,1,0,0,0,43,41,1,0,0,0,44, + 45,5,7,0,0,45,48,1,0,0,0,46,48,3,0,0,0,47,34,1,0,0,0,47,46,1,0,0, + 0,48,3,1,0,0,0,49,50,5,9,0,0,50,51,5,12,0,0,51,52,5,10,0,0,52,53, + 3,2,1,0,53,54,5,11,0,0,54,55,3,4,2,0,55,58,1,0,0,0,56,58,3,2,1,0, + 57,49,1,0,0,0,57,56,1,0,0,0,58,5,1,0,0,0,6,15,29,31,41,47,57 + ] + +class ANFParser ( Parser ): + + grammarFileName = "ANF.g4" + + atn = ATNDeserializer().deserialize(serializedATN()) + + decisionsToDFA = [ DFA(ds, i) for i, ds in enumerate(atn.decisionToState) ] + + sharedContextCache = PredictionContextCache() + + literalNames = [ "<INVALID>", "'+'", "'-'", "'*'", "'/'", "'('", "':'", + "')'", "','", "'let'", "'='", "'in'" ] + + symbolicNames = [ "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", + "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", + "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", + "IDENT", "NUMBER", "WS" ] + + RULE_aexp = 0 + RULE_funcall = 1 + RULE_cexp = 2 + + ruleNames = [ "aexp", "funcall", "cexp" ] + + EOF = Token.EOF + T__0=1 + T__1=2 + T__2=3 + T__3=4 + T__4=5 + T__5=6 + T__6=7 + T__7=8 + T__8=9 + T__9=10 + T__10=11 + IDENT=12 + NUMBER=13 + WS=14 + + def __init__(self, input:TokenStream, output:TextIO = sys.stdout): + super().__init__(input, output) + self.checkVersion("4.13.1") + self._interp = ParserATNSimulator(self, self.atn, self.decisionsToDFA, self.sharedContextCache) + self._predicates = None + + + + + class AexpContext(ParserRuleContext): + __slots__ = 'parser' + + def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1): + super().__init__(parent, invokingState) + self.parser = parser + + def IDENT(self): + return self.getToken(ANFParser.IDENT, 0) + + def NUMBER(self): + return self.getToken(ANFParser.NUMBER, 0) + + def cexp(self): + return self.getTypedRuleContext(ANFParser.CexpContext,0) + + + def aexp(self, i:int=None): + if i is None: + return self.getTypedRuleContexts(ANFParser.AexpContext) + else: + return self.getTypedRuleContext(ANFParser.AexpContext,i) + + + def getRuleIndex(self): + return ANFParser.RULE_aexp + + def enterRule(self, listener:ParseTreeListener): + if hasattr( listener, "enterAexp" ): + listener.enterAexp(self) + + def exitRule(self, listener:ParseTreeListener): + if hasattr( listener, "exitAexp" ): + listener.exitAexp(self) + + def accept(self, visitor:ParseTreeVisitor): + if hasattr( visitor, "visitAexp" ): + return visitor.visitAexp(self) + else: + return visitor.visitChildren(self) + + + + def aexp(self, _p:int=0): + _parentctx = self._ctx + _parentState = self.state + localctx = ANFParser.AexpContext(self, self._ctx, _parentState) + _prevctx = localctx + _startState = 0 + self.enterRecursionRule(localctx, 0, self.RULE_aexp, _p) + try: + self.enterOuterAlt(localctx, 1) + self.state = 15 + self._errHandler.sync(self) + token = self._input.LA(1) + if token in [12]: + self.state = 7 + self.match(ANFParser.IDENT) + pass + elif token in [13]: + self.state = 8 + self.match(ANFParser.NUMBER) + pass + elif token in [5]: + self.state = 9 + self.match(ANFParser.T__4) + self.state = 10 + self.match(ANFParser.IDENT) + self.state = 11 + self.match(ANFParser.T__5) + self.state = 12 + self.cexp() + self.state = 13 + self.match(ANFParser.T__6) + pass + else: + raise NoViableAltException(self) + + self._ctx.stop = self._input.LT(-1) + self.state = 31 + self._errHandler.sync(self) + _alt = self._interp.adaptivePredict(self._input,2,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 = 29 + self._errHandler.sync(self) + la_ = self._interp.adaptivePredict(self._input,1,self._ctx) + if la_ == 1: + localctx = ANFParser.AexpContext(self, _parentctx, _parentState) + self.pushNewRecursionContext(localctx, _startState, self.RULE_aexp) + self.state = 17 + if not self.precpred(self._ctx, 5): + from antlr4.error.Errors import FailedPredicateException + raise FailedPredicateException(self, "self.precpred(self._ctx, 5)") + self.state = 18 + self.match(ANFParser.T__0) + self.state = 19 + self.aexp(6) + pass + + elif la_ == 2: + localctx = ANFParser.AexpContext(self, _parentctx, _parentState) + self.pushNewRecursionContext(localctx, _startState, self.RULE_aexp) + self.state = 20 + if not self.precpred(self._ctx, 4): + from antlr4.error.Errors import FailedPredicateException + raise FailedPredicateException(self, "self.precpred(self._ctx, 4)") + self.state = 21 + self.match(ANFParser.T__1) + self.state = 22 + self.aexp(5) + pass + + elif la_ == 3: + localctx = ANFParser.AexpContext(self, _parentctx, _parentState) + self.pushNewRecursionContext(localctx, _startState, self.RULE_aexp) + self.state = 23 + if not self.precpred(self._ctx, 3): + from antlr4.error.Errors import FailedPredicateException + raise FailedPredicateException(self, "self.precpred(self._ctx, 3)") + self.state = 24 + self.match(ANFParser.T__2) + self.state = 25 + self.aexp(4) + pass + + elif la_ == 4: + localctx = ANFParser.AexpContext(self, _parentctx, _parentState) + self.pushNewRecursionContext(localctx, _startState, self.RULE_aexp) + self.state = 26 + if not self.precpred(self._ctx, 2): + from antlr4.error.Errors import FailedPredicateException + raise FailedPredicateException(self, "self.precpred(self._ctx, 2)") + self.state = 27 + self.match(ANFParser.T__3) + self.state = 28 + self.aexp(3) + pass + + + self.state = 33 + self._errHandler.sync(self) + _alt = self._interp.adaptivePredict(self._input,2,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 FuncallContext(ParserRuleContext): + __slots__ = 'parser' + + def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1): + super().__init__(parent, invokingState) + self.parser = parser + + def IDENT(self): + return self.getToken(ANFParser.IDENT, 0) + + def aexp(self, i:int=None): + if i is None: + return self.getTypedRuleContexts(ANFParser.AexpContext) + else: + return self.getTypedRuleContext(ANFParser.AexpContext,i) + + + def getRuleIndex(self): + return ANFParser.RULE_funcall + + def enterRule(self, listener:ParseTreeListener): + if hasattr( listener, "enterFuncall" ): + listener.enterFuncall(self) + + def exitRule(self, listener:ParseTreeListener): + if hasattr( listener, "exitFuncall" ): + listener.exitFuncall(self) + + def accept(self, visitor:ParseTreeVisitor): + if hasattr( visitor, "visitFuncall" ): + return visitor.visitFuncall(self) + else: + return visitor.visitChildren(self) + + + + + def funcall(self): + + localctx = ANFParser.FuncallContext(self, self._ctx, self.state) + self.enterRule(localctx, 2, self.RULE_funcall) + self._la = 0 # Token type + try: + self.state = 47 + self._errHandler.sync(self) + la_ = self._interp.adaptivePredict(self._input,4,self._ctx) + if la_ == 1: + self.enterOuterAlt(localctx, 1) + self.state = 34 + self.match(ANFParser.IDENT) + self.state = 35 + self.match(ANFParser.T__4) + self.state = 36 + self.aexp(0) + self.state = 41 + self._errHandler.sync(self) + _la = self._input.LA(1) + while _la==8: + self.state = 37 + self.match(ANFParser.T__7) + self.state = 38 + self.aexp(0) + self.state = 43 + self._errHandler.sync(self) + _la = self._input.LA(1) + + self.state = 44 + self.match(ANFParser.T__6) + pass + + elif la_ == 2: + self.enterOuterAlt(localctx, 2) + self.state = 46 + self.aexp(0) + pass + + + except RecognitionException as re: + localctx.exception = re + self._errHandler.reportError(self, re) + self._errHandler.recover(self, re) + finally: + self.exitRule() + return localctx + + + class CexpContext(ParserRuleContext): + __slots__ = 'parser' + + def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1): + super().__init__(parent, invokingState) + self.parser = parser + + def IDENT(self): + return self.getToken(ANFParser.IDENT, 0) + + def funcall(self): + return self.getTypedRuleContext(ANFParser.FuncallContext,0) + + + def cexp(self): + return self.getTypedRuleContext(ANFParser.CexpContext,0) + + + def getRuleIndex(self): + return ANFParser.RULE_cexp + + def enterRule(self, listener:ParseTreeListener): + if hasattr( listener, "enterCexp" ): + listener.enterCexp(self) + + def exitRule(self, listener:ParseTreeListener): + if hasattr( listener, "exitCexp" ): + listener.exitCexp(self) + + def accept(self, visitor:ParseTreeVisitor): + if hasattr( visitor, "visitCexp" ): + return visitor.visitCexp(self) + else: + return visitor.visitChildren(self) + + + + + def cexp(self): + + localctx = ANFParser.CexpContext(self, self._ctx, self.state) + self.enterRule(localctx, 4, self.RULE_cexp) + try: + self.state = 57 + self._errHandler.sync(self) + token = self._input.LA(1) + if token in [9]: + self.enterOuterAlt(localctx, 1) + self.state = 49 + self.match(ANFParser.T__8) + self.state = 50 + self.match(ANFParser.IDENT) + self.state = 51 + self.match(ANFParser.T__9) + self.state = 52 + self.funcall() + self.state = 53 + self.match(ANFParser.T__10) + self.state = 54 + self.cexp() + pass + elif token in [5, 12, 13]: + self.enterOuterAlt(localctx, 2) + self.state = 56 + self.funcall() + 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 + + + + def sempred(self, localctx:RuleContext, ruleIndex:int, predIndex:int): + if self._predicates == None: + self._predicates = dict() + self._predicates[0] = self.aexp_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 aexp_sempred(self, localctx:AexpContext, predIndex:int): + if predIndex == 0: + return self.precpred(self._ctx, 5) + + + if predIndex == 1: + return self.precpred(self._ctx, 4) + + + if predIndex == 2: + return self.precpred(self._ctx, 3) + + + if predIndex == 3: + return self.precpred(self._ctx, 2) + + + + + |