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MiniJavaParser.py
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MiniJavaParser.py
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# Generated from MiniJava.g4 by ANTLR 4.7.2
# encoding: utf-8
from antlr4 import *
from io import StringIO
from typing.io import TextIO
import sys
def serializedATN():
with StringIO() as buf:
buf.write("\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3)")
buf.write("\u00fa\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\3\2\3\2\7\2\25\n\2\f\2\16\2\30\13\2\3")
buf.write("\2\3\2\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3\3")
buf.write("\3\3\3\3\3\3\3\3\3\3\3\3\3\4\3\4\3\4\3\4\5\4\62\n\4\3")
buf.write("\4\3\4\7\4\66\n\4\f\4\16\49\13\4\3\4\7\4<\n\4\f\4\16\4")
buf.write("?\13\4\3\4\3\4\3\5\3\5\3\5\3\5\3\6\3\6\3\6\3\6\3\6\3\6")
buf.write("\3\6\3\6\3\6\3\6\7\6Q\n\6\f\6\16\6T\13\6\5\6V\n\6\3\6")
buf.write("\3\6\3\6\7\6[\n\6\f\6\16\6^\13\6\3\6\7\6a\n\6\f\6\16\6")
buf.write("d\13\6\3\6\3\6\3\6\3\6\3\6\3\7\3\7\3\7\3\7\3\7\3\7\5\7")
buf.write("q\n\7\3\b\3\b\7\bu\n\b\f\b\16\bx\13\b\3\b\3\b\3\b\3\b")
buf.write("\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3")
buf.write("\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b")
buf.write("\3\b\3\b\3\b\5\b\u009c\n\b\3\t\3\t\3\t\3\t\3\t\3\t\3\t")
buf.write("\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3")
buf.write("\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t")
buf.write("\3\t\3\t\3\t\3\t\3\t\3\t\3\t\5\t\u00c7\n\t\3\t\3\t\3\t")
buf.write("\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3")
buf.write("\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t\3\t")
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buf.write("\t\3\t\3\t\3\t\3\t\3\t\7\t\u00f5\n\t\f\t\16\t\u00f8\13")
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buf.write("\2\35\36\7\4\2\2\36\37\7\5\2\2\37 \7\6\2\2 !\7\7\2\2!")
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buf.write(",\7\16\2\2,\5\3\2\2\2-.\7\3\2\2.\61\7%\2\2/\60\7\17\2")
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buf.write("{\7\25\2\2{|\7\t\2\2|}\5\20\t\2}~\7\r\2\2~\177\5\16\b")
buf.write("\2\177\u0080\7\26\2\2\u0080\u0081\5\16\b\2\u0081\u009c")
buf.write("\3\2\2\2\u0082\u0083\7\27\2\2\u0083\u0084\7\t\2\2\u0084")
buf.write("\u0085\5\20\t\2\u0085\u0086\7\r\2\2\u0086\u0087\5\16\b")
buf.write("\2\u0087\u009c\3\2\2\2\u0088\u0089\7\30\2\2\u0089\u008a")
buf.write("\7\t\2\2\u008a\u008b\5\20\t\2\u008b\u008c\7\r\2\2\u008c")
buf.write("\u008d\7\20\2\2\u008d\u009c\3\2\2\2\u008e\u008f\7%\2\2")
buf.write("\u008f\u0090\7\31\2\2\u0090\u0091\5\20\t\2\u0091\u0092")
buf.write("\7\20\2\2\u0092\u009c\3\2\2\2\u0093\u0094\7%\2\2\u0094")
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buf.write("\2\u0097\u0098\7\31\2\2\u0098\u0099\5\20\t\2\u0099\u009a")
buf.write("\7\20\2\2\u009a\u009c\3\2\2\2\u009br\3\2\2\2\u009bz\3")
buf.write("\2\2\2\u009b\u0082\3\2\2\2\u009b\u0088\3\2\2\2\u009b\u008e")
buf.write("\3\2\2\2\u009b\u0093\3\2\2\2\u009c\17\3\2\2\2\u009d\u009e")
buf.write("\b\t\1\2\u009e\u00c7\7&\2\2\u009f\u00c7\7$\2\2\u00a0\u00c7")
buf.write("\7%\2\2\u00a1\u00c7\7!\2\2\u00a2\u00a3\7\"\2\2\u00a3\u00a4")
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buf.write("\u00a7\7\f\2\2\u00a7\u00c7\3\2\2\2\u00a8\u00a9\7\"\2\2")
buf.write("\u00a9\u00aa\7%\2\2\u00aa\u00ab\7\t\2\2\u00ab\u00c7\7")
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buf.write("\7\t\2\2\u00af\u00b0\5\20\t\2\u00b0\u00b1\7\r\2\2\u00b1")
buf.write("\u00c7\3\2\2\2\u00b2\u00b3\t\2\2\2\u00b3\u00b4\5\20\t")
buf.write("\7\u00b4\u00b5\b\t\1\2\u00b5\u00c7\3\2\2\2\u00b6\u00b7")
buf.write("\7\t\2\2\u00b7\u00b8\5\20\t\2\u00b8\u00b9\7\r\2\2\u00b9")
buf.write("\u00ba\7\r\2\2\u00ba\u00bb\b\t\1\2\u00bb\u00c7\3\2\2\2")
buf.write("\u00bc\u00bd\7\t\2\2\u00bd\u00be\7\t\2\2\u00be\u00bf\5")
buf.write("\20\t\2\u00bf\u00c0\7\r\2\2\u00c0\u00c1\b\t\1\2\u00c1")
buf.write("\u00c7\3\2\2\2\u00c2\u00c3\7\t\2\2\u00c3\u00c4\5\20\t")
buf.write("\4\u00c4\u00c5\b\t\1\2\u00c5\u00c7\3\2\2\2\u00c6\u009d")
buf.write("\3\2\2\2\u00c6\u009f\3\2\2\2\u00c6\u00a0\3\2\2\2\u00c6")
buf.write("\u00a1\3\2\2\2\u00c6\u00a2\3\2\2\2\u00c6\u00a8\3\2\2\2")
buf.write("\u00c6\u00ac\3\2\2\2\u00c6\u00ae\3\2\2\2\u00c6\u00b2\3")
buf.write("\2\2\2\u00c6\u00b6\3\2\2\2\u00c6\u00bc\3\2\2\2\u00c6\u00c2")
buf.write("\3\2\2\2\u00c7\u00f6\3\2\2\2\u00c8\u00c9\f\30\2\2\u00c9")
buf.write("\u00ca\7\32\2\2\u00ca\u00f5\5\20\t\31\u00cb\u00cc\f\27")
buf.write("\2\2\u00cc\u00cd\7\33\2\2\u00cd\u00f5\5\20\t\30\u00ce")
buf.write("\u00cf\f\26\2\2\u00cf\u00d0\7\34\2\2\u00d0\u00f5\5\20")
buf.write("\t\27\u00d1\u00d2\f\25\2\2\u00d2\u00d3\7\35\2\2\u00d3")
buf.write("\u00f5\5\20\t\26\u00d4\u00d5\f\24\2\2\u00d5\u00d6\7\36")
buf.write("\2\2\u00d6\u00f5\5\20\t\25\u00d7\u00d8\f\23\2\2\u00d8")
buf.write("\u00d9\7\13\2\2\u00d9\u00da\5\20\t\2\u00da\u00db\7\f\2")
buf.write("\2\u00db\u00f5\3\2\2\2\u00dc\u00dd\f\22\2\2\u00dd\u00de")
buf.write("\7\37\2\2\u00de\u00f5\7 \2\2\u00df\u00e0\f\21\2\2\u00e0")
buf.write("\u00e1\7\37\2\2\u00e1\u00e2\7%\2\2\u00e2\u00eb\7\t\2\2")
buf.write("\u00e3\u00e8\5\20\t\2\u00e4\u00e5\7\21\2\2\u00e5\u00e7")
buf.write("\5\20\t\2\u00e6\u00e4\3\2\2\2\u00e7\u00ea\3\2\2\2\u00e8")
buf.write("\u00e6\3\2\2\2\u00e8\u00e9\3\2\2\2\u00e9\u00ec\3\2\2\2")
buf.write("\u00ea\u00e8\3\2\2\2\u00eb\u00e3\3\2\2\2\u00eb\u00ec\3")
buf.write("\2\2\2\u00ec\u00ed\3\2\2\2\u00ed\u00f5\7\r\2\2\u00ee\u00ef")
buf.write("\f\b\2\2\u00ef\u00f0\t\2\2\2\u00f0\u00f5\b\t\1\2\u00f1")
buf.write("\u00f2\f\3\2\2\u00f2\u00f3\7\r\2\2\u00f3\u00f5\b\t\1\2")
buf.write("\u00f4\u00c8\3\2\2\2\u00f4\u00cb\3\2\2\2\u00f4\u00ce\3")
buf.write("\2\2\2\u00f4\u00d1\3\2\2\2\u00f4\u00d4\3\2\2\2\u00f4\u00d7")
buf.write("\3\2\2\2\u00f4\u00dc\3\2\2\2\u00f4\u00df\3\2\2\2\u00f4")
buf.write("\u00ee\3\2\2\2\u00f4\u00f1\3\2\2\2\u00f5\u00f8\3\2\2\2")
buf.write("\u00f6\u00f4\3\2\2\2\u00f6\u00f7\3\2\2\2\u00f7\21\3\2")
buf.write("\2\2\u00f8\u00f6\3\2\2\2\22\26\61\67=RU\\bpv\u009b\u00c6")
buf.write("\u00e8\u00eb\u00f4\u00f6")
return buf.getvalue()
class MiniJavaParser ( Parser ):
grammarFileName = "MiniJava.g4"
atn = ATNDeserializer().deserialize(serializedATN())
decisionsToDFA = [ DFA(ds, i) for i, ds in enumerate(atn.decisionToState) ]
sharedContextCache = PredictionContextCache()
literalNames = [ "<INVALID>", "'class'", "'{'", "'public'", "'static'",
"'void'", "'main'", "'('", "'String'", "'['", "']'",
"')'", "'}'", "'extends'", "';'", "','", "'return'",
"'int'", "'boolean'", "'if'", "'else'", "'while'",
"'System.out.println'", "'='", "'&&'", "'<'", "'+'",
"'-'", "'*'", "'.'", "'length'", "'this'", "'new'",
"'!'" ]
symbolicNames = [ "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>",
"<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>",
"<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>",
"<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>",
"<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>",
"<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>",
"<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>",
"<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>",
"<INVALID>", "<INVALID>", "Boolean", "Identifier",
"Integer", "WS", "LineComment", "Comment" ]
RULE_goal = 0
RULE_mainClass = 1
RULE_classDeclaration = 2
RULE_varDeclaration = 3
RULE_methodDeclaration = 4
RULE_mtype = 5
RULE_statement = 6
RULE_expression = 7
ruleNames = [ "goal", "mainClass", "classDeclaration", "varDeclaration",
"methodDeclaration", "mtype", "statement", "expression" ]
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
T__11=12
T__12=13
T__13=14
T__14=15
T__15=16
T__16=17
T__17=18
T__18=19
T__19=20
T__20=21
T__21=22
T__22=23
T__23=24
T__24=25
T__25=26
T__26=27
T__27=28
T__28=29
T__29=30
T__30=31
T__31=32
T__32=33
Boolean=34
Identifier=35
Integer=36
WS=37
LineComment=38
Comment=39
def __init__(self, input:TokenStream, output:TextIO = sys.stdout):
super().__init__(input, output)
self.checkVersion("4.7.2")
self._interp = ParserATNSimulator(self, self.atn, self.decisionsToDFA, self.sharedContextCache)
self._predicates = None
class GoalContext(ParserRuleContext):
def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
super().__init__(parent, invokingState)
self.parser = parser
def mainClass(self):
return self.getTypedRuleContext(MiniJavaParser.MainClassContext,0)
def EOF(self):
return self.getToken(MiniJavaParser.EOF, 0)
def classDeclaration(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.ClassDeclarationContext)
else:
return self.getTypedRuleContext(MiniJavaParser.ClassDeclarationContext,i)
def getRuleIndex(self):
return MiniJavaParser.RULE_goal
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterGoal" ):
listener.enterGoal(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitGoal" ):
listener.exitGoal(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitGoal" ):
return visitor.visitGoal(self)
else:
return visitor.visitChildren(self)
def goal(self):
localctx = MiniJavaParser.GoalContext(self, self._ctx, self.state)
self.enterRule(localctx, 0, self.RULE_goal)
self._la = 0 # Token type
try:
self.enterOuterAlt(localctx, 1)
self.state = 16
self.mainClass()
self.state = 20
self._errHandler.sync(self)
_la = self._input.LA(1)
while _la==MiniJavaParser.T__0:
self.state = 17
self.classDeclaration()
self.state = 22
self._errHandler.sync(self)
_la = self._input.LA(1)
self.state = 23
self.match(MiniJavaParser.EOF)
except RecognitionException as re:
localctx.exception = re
self._errHandler.reportError(self, re)
self._errHandler.recover(self, re)
finally:
self.exitRule()
return localctx
class MainClassContext(ParserRuleContext):
def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
super().__init__(parent, invokingState)
self.parser = parser
def getRuleIndex(self):
return MiniJavaParser.RULE_mainClass
def copyFrom(self, ctx:ParserRuleContext):
super().copyFrom(ctx)
class MainclassContext(MainClassContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.MainClassContext
super().__init__(parser)
self.copyFrom(ctx)
def Identifier(self, i:int=None):
if i is None:
return self.getTokens(MiniJavaParser.Identifier)
else:
return self.getToken(MiniJavaParser.Identifier, i)
def statement(self):
return self.getTypedRuleContext(MiniJavaParser.StatementContext,0)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterMainclass" ):
listener.enterMainclass(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitMainclass" ):
listener.exitMainclass(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitMainclass" ):
return visitor.visitMainclass(self)
else:
return visitor.visitChildren(self)
def mainClass(self):
localctx = MiniJavaParser.MainClassContext(self, self._ctx, self.state)
self.enterRule(localctx, 2, self.RULE_mainClass)
try:
localctx = MiniJavaParser.MainclassContext(self, localctx)
self.enterOuterAlt(localctx, 1)
self.state = 25
self.match(MiniJavaParser.T__0)
self.state = 26
self.match(MiniJavaParser.Identifier)
self.state = 27
self.match(MiniJavaParser.T__1)
self.state = 28
self.match(MiniJavaParser.T__2)
self.state = 29
self.match(MiniJavaParser.T__3)
self.state = 30
self.match(MiniJavaParser.T__4)
self.state = 31
self.match(MiniJavaParser.T__5)
self.state = 32
self.match(MiniJavaParser.T__6)
self.state = 33
self.match(MiniJavaParser.T__7)
self.state = 34
self.match(MiniJavaParser.T__8)
self.state = 35
self.match(MiniJavaParser.T__9)
self.state = 36
self.match(MiniJavaParser.Identifier)
self.state = 37
self.match(MiniJavaParser.T__10)
self.state = 38
self.match(MiniJavaParser.T__1)
self.state = 39
self.statement()
self.state = 40
self.match(MiniJavaParser.T__11)
self.state = 41
self.match(MiniJavaParser.T__11)
except RecognitionException as re:
localctx.exception = re
self._errHandler.reportError(self, re)
self._errHandler.recover(self, re)
finally:
self.exitRule()
return localctx
class ClassDeclarationContext(ParserRuleContext):
def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
super().__init__(parent, invokingState)
self.parser = parser
def getRuleIndex(self):
return MiniJavaParser.RULE_classDeclaration
def copyFrom(self, ctx:ParserRuleContext):
super().copyFrom(ctx)
class Dec_classContext(ClassDeclarationContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.ClassDeclarationContext
super().__init__(parser)
self.copyFrom(ctx)
def Identifier(self, i:int=None):
if i is None:
return self.getTokens(MiniJavaParser.Identifier)
else:
return self.getToken(MiniJavaParser.Identifier, i)
def varDeclaration(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.VarDeclarationContext)
else:
return self.getTypedRuleContext(MiniJavaParser.VarDeclarationContext,i)
def methodDeclaration(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.MethodDeclarationContext)
else:
return self.getTypedRuleContext(MiniJavaParser.MethodDeclarationContext,i)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterDec_class" ):
listener.enterDec_class(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitDec_class" ):
listener.exitDec_class(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitDec_class" ):
return visitor.visitDec_class(self)
else:
return visitor.visitChildren(self)
def classDeclaration(self):
localctx = MiniJavaParser.ClassDeclarationContext(self, self._ctx, self.state)
self.enterRule(localctx, 4, self.RULE_classDeclaration)
self._la = 0 # Token type
try:
localctx = MiniJavaParser.Dec_classContext(self, localctx)
self.enterOuterAlt(localctx, 1)
self.state = 43
self.match(MiniJavaParser.T__0)
self.state = 44
self.match(MiniJavaParser.Identifier)
self.state = 47
self._errHandler.sync(self)
_la = self._input.LA(1)
if _la==MiniJavaParser.T__12:
self.state = 45
self.match(MiniJavaParser.T__12)
self.state = 46
self.match(MiniJavaParser.Identifier)
self.state = 49
self.match(MiniJavaParser.T__1)
self.state = 53
self._errHandler.sync(self)
_la = self._input.LA(1)
while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << MiniJavaParser.T__16) | (1 << MiniJavaParser.T__17) | (1 << MiniJavaParser.Identifier))) != 0):
self.state = 50
self.varDeclaration()
self.state = 55
self._errHandler.sync(self)
_la = self._input.LA(1)
self.state = 59
self._errHandler.sync(self)
_la = self._input.LA(1)
while _la==MiniJavaParser.T__2:
self.state = 56
self.methodDeclaration()
self.state = 61
self._errHandler.sync(self)
_la = self._input.LA(1)
self.state = 62
self.match(MiniJavaParser.T__11)
except RecognitionException as re:
localctx.exception = re
self._errHandler.reportError(self, re)
self._errHandler.recover(self, re)
finally:
self.exitRule()
return localctx
class VarDeclarationContext(ParserRuleContext):
def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
super().__init__(parent, invokingState)
self.parser = parser
def getRuleIndex(self):
return MiniJavaParser.RULE_varDeclaration
def copyFrom(self, ctx:ParserRuleContext):
super().copyFrom(ctx)
class Dec_varContext(VarDeclarationContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.VarDeclarationContext
super().__init__(parser)
self.copyFrom(ctx)
def mtype(self):
return self.getTypedRuleContext(MiniJavaParser.MtypeContext,0)
def Identifier(self):
return self.getToken(MiniJavaParser.Identifier, 0)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterDec_var" ):
listener.enterDec_var(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitDec_var" ):
listener.exitDec_var(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitDec_var" ):
return visitor.visitDec_var(self)
else:
return visitor.visitChildren(self)
def varDeclaration(self):
localctx = MiniJavaParser.VarDeclarationContext(self, self._ctx, self.state)
self.enterRule(localctx, 6, self.RULE_varDeclaration)
try:
localctx = MiniJavaParser.Dec_varContext(self, localctx)
self.enterOuterAlt(localctx, 1)
self.state = 64
self.mtype()
self.state = 65
self.match(MiniJavaParser.Identifier)
self.state = 66
self.match(MiniJavaParser.T__13)
except RecognitionException as re:
localctx.exception = re
self._errHandler.reportError(self, re)
self._errHandler.recover(self, re)
finally:
self.exitRule()
return localctx
class MethodDeclarationContext(ParserRuleContext):
def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
super().__init__(parent, invokingState)
self.parser = parser
def getRuleIndex(self):
return MiniJavaParser.RULE_methodDeclaration
def copyFrom(self, ctx:ParserRuleContext):
super().copyFrom(ctx)
class Dec_methodContext(MethodDeclarationContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.MethodDeclarationContext
super().__init__(parser)
self.copyFrom(ctx)
def mtype(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.MtypeContext)
else:
return self.getTypedRuleContext(MiniJavaParser.MtypeContext,i)
def Identifier(self, i:int=None):
if i is None:
return self.getTokens(MiniJavaParser.Identifier)
else:
return self.getToken(MiniJavaParser.Identifier, i)
def expression(self):
return self.getTypedRuleContext(MiniJavaParser.ExpressionContext,0)
def varDeclaration(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.VarDeclarationContext)
else:
return self.getTypedRuleContext(MiniJavaParser.VarDeclarationContext,i)
def statement(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.StatementContext)
else:
return self.getTypedRuleContext(MiniJavaParser.StatementContext,i)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterDec_method" ):
listener.enterDec_method(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitDec_method" ):
listener.exitDec_method(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitDec_method" ):
return visitor.visitDec_method(self)
else:
return visitor.visitChildren(self)
def methodDeclaration(self):
localctx = MiniJavaParser.MethodDeclarationContext(self, self._ctx, self.state)
self.enterRule(localctx, 8, self.RULE_methodDeclaration)
self._la = 0 # Token type
try:
localctx = MiniJavaParser.Dec_methodContext(self, localctx)
self.enterOuterAlt(localctx, 1)
self.state = 68
self.match(MiniJavaParser.T__2)
self.state = 69
self.mtype()
self.state = 70
self.match(MiniJavaParser.Identifier)
self.state = 71
self.match(MiniJavaParser.T__6)
self.state = 83
self._errHandler.sync(self)
_la = self._input.LA(1)
if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << MiniJavaParser.T__16) | (1 << MiniJavaParser.T__17) | (1 << MiniJavaParser.Identifier))) != 0):
self.state = 72
self.mtype()
self.state = 73
self.match(MiniJavaParser.Identifier)
self.state = 80
self._errHandler.sync(self)
_la = self._input.LA(1)
while _la==MiniJavaParser.T__14:
self.state = 74
self.match(MiniJavaParser.T__14)
self.state = 75
self.mtype()
self.state = 76
self.match(MiniJavaParser.Identifier)
self.state = 82
self._errHandler.sync(self)
_la = self._input.LA(1)
self.state = 85
self.match(MiniJavaParser.T__10)
self.state = 86
self.match(MiniJavaParser.T__1)
self.state = 90
self._errHandler.sync(self)
_alt = self._interp.adaptivePredict(self._input,6,self._ctx)
while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
if _alt==1:
self.state = 87
self.varDeclaration()
self.state = 92
self._errHandler.sync(self)
_alt = self._interp.adaptivePredict(self._input,6,self._ctx)
self.state = 96
self._errHandler.sync(self)
_la = self._input.LA(1)
while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << MiniJavaParser.T__1) | (1 << MiniJavaParser.T__18) | (1 << MiniJavaParser.T__20) | (1 << MiniJavaParser.T__21) | (1 << MiniJavaParser.Identifier))) != 0):
self.state = 93
self.statement()
self.state = 98
self._errHandler.sync(self)
_la = self._input.LA(1)
self.state = 99
self.match(MiniJavaParser.T__15)
self.state = 100
self.expression(0)
self.state = 101
self.match(MiniJavaParser.T__13)
self.state = 102
self.match(MiniJavaParser.T__11)
except RecognitionException as re:
localctx.exception = re
self._errHandler.reportError(self, re)
self._errHandler.recover(self, re)
finally:
self.exitRule()
return localctx
class MtypeContext(ParserRuleContext):
def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
super().__init__(parent, invokingState)
self.parser = parser
def Identifier(self):
return self.getToken(MiniJavaParser.Identifier, 0)
def getRuleIndex(self):
return MiniJavaParser.RULE_mtype
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterMtype" ):
listener.enterMtype(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitMtype" ):
listener.exitMtype(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitMtype" ):
return visitor.visitMtype(self)
else:
return visitor.visitChildren(self)
def mtype(self):
localctx = MiniJavaParser.MtypeContext(self, self._ctx, self.state)
self.enterRule(localctx, 10, self.RULE_mtype)
try:
self.state = 110
self._errHandler.sync(self)
la_ = self._interp.adaptivePredict(self._input,8,self._ctx)
if la_ == 1:
self.enterOuterAlt(localctx, 1)
self.state = 104
self.match(MiniJavaParser.T__16)
self.state = 105
self.match(MiniJavaParser.T__8)
self.state = 106
self.match(MiniJavaParser.T__9)
pass
elif la_ == 2:
self.enterOuterAlt(localctx, 2)
self.state = 107
self.match(MiniJavaParser.T__17)
pass
elif la_ == 3:
self.enterOuterAlt(localctx, 3)
self.state = 108
self.match(MiniJavaParser.T__16)
pass
elif la_ == 4:
self.enterOuterAlt(localctx, 4)
self.state = 109
self.match(MiniJavaParser.Identifier)
pass
except RecognitionException as re:
localctx.exception = re
self._errHandler.reportError(self, re)
self._errHandler.recover(self, re)
finally:
self.exitRule()
return localctx
class StatementContext(ParserRuleContext):
def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
super().__init__(parent, invokingState)
self.parser = parser
def getRuleIndex(self):
return MiniJavaParser.RULE_statement
def copyFrom(self, ctx:ParserRuleContext):
super().copyFrom(ctx)
class State_printContext(StatementContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.StatementContext
super().__init__(parser)
self.copyFrom(ctx)
def expression(self):
return self.getTypedRuleContext(MiniJavaParser.ExpressionContext,0)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterState_print" ):
listener.enterState_print(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitState_print" ):
listener.exitState_print(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitState_print" ):
return visitor.visitState_print(self)
else:
return visitor.visitChildren(self)
class State_assignContext(StatementContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.StatementContext
super().__init__(parser)
self.copyFrom(ctx)
def Identifier(self):
return self.getToken(MiniJavaParser.Identifier, 0)
def expression(self):
return self.getTypedRuleContext(MiniJavaParser.ExpressionContext,0)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterState_assign" ):
listener.enterState_assign(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitState_assign" ):
listener.exitState_assign(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitState_assign" ):
return visitor.visitState_assign(self)
else:
return visitor.visitChildren(self)
class State_ifContext(StatementContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.StatementContext
super().__init__(parser)
self.copyFrom(ctx)
def expression(self):
return self.getTypedRuleContext(MiniJavaParser.ExpressionContext,0)
def statement(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.StatementContext)
else:
return self.getTypedRuleContext(MiniJavaParser.StatementContext,i)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterState_if" ):
listener.enterState_if(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitState_if" ):
listener.exitState_if(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitState_if" ):
return visitor.visitState_if(self)
else:
return visitor.visitChildren(self)
class State_array_assignContext(StatementContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.StatementContext
super().__init__(parser)
self.copyFrom(ctx)
def Identifier(self):
return self.getToken(MiniJavaParser.Identifier, 0)
def expression(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.ExpressionContext)
else:
return self.getTypedRuleContext(MiniJavaParser.ExpressionContext,i)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterState_array_assign" ):
listener.enterState_array_assign(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitState_array_assign" ):
listener.exitState_array_assign(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitState_array_assign" ):
return visitor.visitState_array_assign(self)
else:
return visitor.visitChildren(self)
class State_whileContext(StatementContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.StatementContext
super().__init__(parser)
self.copyFrom(ctx)
def expression(self):
return self.getTypedRuleContext(MiniJavaParser.ExpressionContext,0)
def statement(self):
return self.getTypedRuleContext(MiniJavaParser.StatementContext,0)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterState_while" ):
listener.enterState_while(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitState_while" ):
listener.exitState_while(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitState_while" ):
return visitor.visitState_while(self)
else:
return visitor.visitChildren(self)
class State_lrparentsContext(StatementContext):
def __init__(self, parser, ctx:ParserRuleContext): # actually a MiniJavaParser.StatementContext
super().__init__(parser)
self.copyFrom(ctx)
def statement(self, i:int=None):
if i is None:
return self.getTypedRuleContexts(MiniJavaParser.StatementContext)
else:
return self.getTypedRuleContext(MiniJavaParser.StatementContext,i)
def enterRule(self, listener:ParseTreeListener):
if hasattr( listener, "enterState_lrparents" ):
listener.enterState_lrparents(self)
def exitRule(self, listener:ParseTreeListener):
if hasattr( listener, "exitState_lrparents" ):
listener.exitState_lrparents(self)
def accept(self, visitor:ParseTreeVisitor):
if hasattr( visitor, "visitState_lrparents" ):
return visitor.visitState_lrparents(self)
else:
return visitor.visitChildren(self)
def statement(self):
localctx = MiniJavaParser.StatementContext(self, self._ctx, self.state)
self.enterRule(localctx, 12, self.RULE_statement)
self._la = 0 # Token type
try:
self.state = 153
self._errHandler.sync(self)
la_ = self._interp.adaptivePredict(self._input,10,self._ctx)
if la_ == 1:
localctx = MiniJavaParser.State_lrparentsContext(self, localctx)
self.enterOuterAlt(localctx, 1)
self.state = 112
self.match(MiniJavaParser.T__1)
self.state = 116
self._errHandler.sync(self)
_la = self._input.LA(1)
while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << MiniJavaParser.T__1) | (1 << MiniJavaParser.T__18) | (1 << MiniJavaParser.T__20) | (1 << MiniJavaParser.T__21) | (1 << MiniJavaParser.Identifier))) != 0):
self.state = 113
self.statement()
self.state = 118
self._errHandler.sync(self)
_la = self._input.LA(1)
self.state = 119
self.match(MiniJavaParser.T__11)
pass
elif la_ == 2:
localctx = MiniJavaParser.State_ifContext(self, localctx)
self.enterOuterAlt(localctx, 2)
self.state = 120
self.match(MiniJavaParser.T__18)
self.state = 121
self.match(MiniJavaParser.T__6)
self.state = 122
self.expression(0)
self.state = 123