C# Class Antlr4.Runtime.Atn.ParserATNSimulator

Inheritance: ATNSimulator

Show file Open project: antlr/antlr4 Class Usage Examples

Public Properties

Property	Type	Description
debug	bool
debug_list_atn_decisions	bool
decisionToDFA	Antlr4.Runtime.Dfa.DFA[]
dfa_debug	bool
retry_debug	bool

Protected Properties

Property	Type	Description
context	ParserRuleContext
input	ITokenStream
mergeCache	MergeCache
parser	Parser
startIndex	int
thisDfa	Antlr4.Runtime.Dfa.DFA

Public Methods

Method	Description
AdaptivePredict ( ITokenStream input, int decision, ParserRuleContext outerContext ) : int
ClearDFA ( ) : void
DumpDeadEndConfigs ( NoViableAltException nvae ) : void
GetLookaheadName ( ITokenStream input ) : string
GetRuleName ( int index ) : string
GetTokenName ( int t ) : string
ParserATNSimulator ( ATN atn, DFA decisionToDFA, PredictionContextCache sharedContextCache ) : System
ParserATNSimulator ( Parser parser, ATN atn, DFA decisionToDFA, PredictionContextCache sharedContextCache ) : System
PrecedenceTransition ( ATNConfig config, PrecedencePredicateTransition pt, bool collectPredicates, bool inContext, bool fullCtx ) : ATNConfig
Reset ( ) : void
getParser ( ) : Parser

Protected Methods

Method	Description
ActionTransition ( ATNConfig config, ActionTransition t ) : ATNConfig
AddDFAEdge ( DFA dfa, DFAState from, int t, DFAState to ) : DFAState
AddDFAState ( DFA dfa, DFAState D ) : DFAState
ApplyPrecedenceFilter ( ATNConfigSet configSet ) : ATNConfigSet
CanDropLoopEntryEdgeInLeftRecursiveRule ( ATNConfig config ) : bool
Closure ( ATNConfig config, ATNConfigSet configs, HashSet closureBusy, bool collectPredicates, bool fullCtx, bool treatEofAsEpsilon ) : void
ClosureCheckingStopState ( ATNConfig config, ATNConfigSet configSet, HashSet closureBusy, bool collectPredicates, bool fullCtx, int depth, bool treatEofAsEpsilon ) : void
Closure_ ( ATNConfig config, ATNConfigSet configs, HashSet closureBusy, bool collectPredicates, bool fullCtx, int depth, bool treatEofAsEpsilon ) : void
ComputeReachSet ( ATNConfigSet closure, int t, bool fullCtx ) : ATNConfigSet
ComputeStartState ( ATNState p, RuleContext ctx, bool fullCtx ) : ATNConfigSet
ComputeTargetState ( DFA dfa, DFAState previousD, int t ) : DFAState
EvalSemanticContext ( PredPrediction predPredictions, ParserRuleContext outerContext, bool complete ) : BitSet
EvalSemanticContext ( SemanticContext pred, ParserRuleContext parserCallStack, int alt, bool fullCtx ) : bool
ExecATN ( DFA dfa, DFAState s0, ITokenStream input, int startIndex, ParserRuleContext outerContext ) : int
ExecATNWithFullContext ( DFA dfa, DFAState D, ATNConfigSet s0, ITokenStream input, int startIndex, ParserRuleContext outerContext ) : int
GetConflictingAlts ( ATNConfigSet configSet ) : BitSet
GetConflictingAltsOrUniqueAlt ( ATNConfigSet configSet ) : BitSet
GetEpsilonTarget ( ATNConfig config, Transition t, bool collectPredicates, bool inContext, bool fullCtx, bool treatEofAsEpsilon ) : ATNConfig
GetExistingTargetState ( DFAState previousD, int t ) : DFAState
GetPredicatePredictions ( BitSet ambigAlts, SemanticContext altToPred ) : PredPrediction[]
GetPredsForAmbigAlts ( BitSet ambigAlts, ATNConfigSet configSet, int nalts ) : SemanticContext[]
GetReachableTarget ( Transition trans, int ttype ) : ATNState
GetSynValidOrSemInvalidAltThatFinishedDecisionEntryRule ( ATNConfigSet configs, ParserRuleContext outerContext ) : int
GetUniqueAlt ( ATNConfigSet configSet ) : int
NoViableAlt ( ITokenStream input, ParserRuleContext outerContext, ATNConfigSet configs, int startIndex ) : NoViableAltException
PredTransition ( ATNConfig config, PredicateTransition pt, bool collectPredicates, bool inContext, bool fullCtx ) : ATNConfig
PredicateDFAState ( DFAState dfaState, DecisionState decisionState ) : void
RemoveAllConfigsNotInRuleStopState ( ATNConfigSet configSet, bool lookToEndOfRule ) : ATNConfigSet
ReportAmbiguity ( DFA dfa, DFAState D, int startIndex, int stopIndex, bool exact, BitSet ambigAlts, ATNConfigSet configs ) : void
ReportAttemptingFullContext ( DFA dfa, BitSet conflictingAlts, ATNConfigSet configs, int startIndex, int stopIndex ) : void
ReportContextSensitivity ( DFA dfa, int prediction, ATNConfigSet configs, int startIndex, int stopIndex ) : void
RuleTransition ( ATNConfig config, RuleTransition t ) : ATNConfig
SplitAccordingToSemanticValidity ( ATNConfigSet configSet, ParserRuleContext outerContext ) : ATNConfigSet>.Pair
getAltThatFinishedDecisionEntryRule ( ATNConfigSet configSet ) : int

Method Details

ActionTransition() protected method

protected ActionTransition ( ATNConfig config, ActionTransition t ) : ATNConfig
config	ATNConfig
t	ActionTransition
return	ATNConfig

AdaptivePredict() public method

public AdaptivePredict ( ITokenStream input, int decision, ParserRuleContext outerContext ) : int
input	ITokenStream
decision	int
outerContext	ParserRuleContext
return	int

AddDFAEdge() protected method

protected AddDFAEdge ( DFA dfa, DFAState from, int t, DFAState to ) : DFAState
dfa	Antlr4.Runtime.Dfa.DFA
from	Antlr4.Runtime.Dfa.DFAState
t	int
to	Antlr4.Runtime.Dfa.DFAState
return	Antlr4.Runtime.Dfa.DFAState

AddDFAState() protected method

protected AddDFAState ( DFA dfa, DFAState D ) : DFAState
dfa	Antlr4.Runtime.Dfa.DFA
D	Antlr4.Runtime.Dfa.DFAState
return	Antlr4.Runtime.Dfa.DFAState

ApplyPrecedenceFilter() protected method

protected ApplyPrecedenceFilter ( ATNConfigSet configSet ) : ATNConfigSet
configSet	ATNConfigSet
return	ATNConfigSet

CanDropLoopEntryEdgeInLeftRecursiveRule() protected method

protected CanDropLoopEntryEdgeInLeftRecursiveRule ( ATNConfig config ) : bool
config	ATNConfig
return	bool

ClearDFA() public method

public ClearDFA ( ) : void
return	void

Closure() protected method

protected Closure ( ATNConfig config, ATNConfigSet configs, HashSet closureBusy, bool collectPredicates, bool fullCtx, bool treatEofAsEpsilon ) : void
config	ATNConfig
configs	ATNConfigSet
closureBusy	HashSet
collectPredicates	bool
fullCtx	bool
treatEofAsEpsilon	bool
return	void

ClosureCheckingStopState() protected method

protected ClosureCheckingStopState ( ATNConfig config, ATNConfigSet configSet, HashSet closureBusy, bool collectPredicates, bool fullCtx, int depth, bool treatEofAsEpsilon ) : void
config	ATNConfig
configSet	ATNConfigSet
closureBusy	HashSet
collectPredicates	bool
fullCtx	bool
depth	int
treatEofAsEpsilon	bool
return	void

Closure_() protected method

protected Closure_ ( ATNConfig config, ATNConfigSet configs, HashSet closureBusy, bool collectPredicates, bool fullCtx, int depth, bool treatEofAsEpsilon ) : void
config	ATNConfig
configs	ATNConfigSet
closureBusy	HashSet
collectPredicates	bool
fullCtx	bool
depth	int
treatEofAsEpsilon	bool
return	void

ComputeReachSet() protected method

protected ComputeReachSet ( ATNConfigSet closure, int t, bool fullCtx ) : ATNConfigSet
closure	ATNConfigSet
t	int
fullCtx	bool
return	ATNConfigSet

ComputeStartState() protected method

protected ComputeStartState ( ATNState p, RuleContext ctx, bool fullCtx ) : ATNConfigSet
p	ATNState
ctx	RuleContext
fullCtx	bool
return	ATNConfigSet

ComputeTargetState() protected method

protected ComputeTargetState ( DFA dfa, DFAState previousD, int t ) : DFAState
dfa	Antlr4.Runtime.Dfa.DFA
previousD	Antlr4.Runtime.Dfa.DFAState
t	int
return	Antlr4.Runtime.Dfa.DFAState

DumpDeadEndConfigs() public method

public DumpDeadEndConfigs ( NoViableAltException nvae ) : void
nvae	NoViableAltException
return	void

EvalSemanticContext() protected method

protected EvalSemanticContext ( PredPrediction predPredictions, ParserRuleContext outerContext, bool complete ) : BitSet
predPredictions	PredPrediction
outerContext	ParserRuleContext
complete	bool
return	Antlr4.Runtime.Sharpen.BitSet

EvalSemanticContext() protected method

protected EvalSemanticContext ( SemanticContext pred, ParserRuleContext parserCallStack, int alt, bool fullCtx ) : bool
pred	SemanticContext
parserCallStack	ParserRuleContext
alt	int
fullCtx	bool
return	bool

ExecATN() protected method

protected ExecATN ( DFA dfa, DFAState s0, ITokenStream input, int startIndex, ParserRuleContext outerContext ) : int
dfa	Antlr4.Runtime.Dfa.DFA
s0	Antlr4.Runtime.Dfa.DFAState
input	ITokenStream
startIndex	int
outerContext	ParserRuleContext
return	int

ExecATNWithFullContext() protected method

protected ExecATNWithFullContext ( DFA dfa, DFAState D, ATNConfigSet s0, ITokenStream input, int startIndex, ParserRuleContext outerContext ) : int
dfa	Antlr4.Runtime.Dfa.DFA
D	Antlr4.Runtime.Dfa.DFAState
s0	ATNConfigSet
input	ITokenStream
startIndex	int
outerContext	ParserRuleContext
return	int

GetConflictingAlts() protected method

protected GetConflictingAlts ( ATNConfigSet configSet ) : BitSet
configSet	ATNConfigSet
return	Antlr4.Runtime.Sharpen.BitSet

GetConflictingAltsOrUniqueAlt() protected method

protected GetConflictingAltsOrUniqueAlt ( ATNConfigSet configSet ) : BitSet
configSet	ATNConfigSet
return	Antlr4.Runtime.Sharpen.BitSet

GetEpsilonTarget() protected method

protected GetEpsilonTarget ( ATNConfig config, Transition t, bool collectPredicates, bool inContext, bool fullCtx, bool treatEofAsEpsilon ) : ATNConfig
config	ATNConfig
t	Transition
collectPredicates	bool
inContext	bool
fullCtx	bool
treatEofAsEpsilon	bool
return	ATNConfig

GetExistingTargetState() protected method

protected GetExistingTargetState ( DFAState previousD, int t ) : DFAState
previousD	Antlr4.Runtime.Dfa.DFAState
t	int
return	Antlr4.Runtime.Dfa.DFAState

GetLookaheadName() public method

public GetLookaheadName ( ITokenStream input ) : string
input	ITokenStream
return	string

GetPredicatePredictions() protected method

protected GetPredicatePredictions ( BitSet ambigAlts, SemanticContext altToPred ) : PredPrediction[]
ambigAlts	Antlr4.Runtime.Sharpen.BitSet
altToPred	SemanticContext
return	PredPrediction[]

GetPredsForAmbigAlts() protected method

protected GetPredsForAmbigAlts ( BitSet ambigAlts, ATNConfigSet configSet, int nalts ) : SemanticContext[]
ambigAlts	Antlr4.Runtime.Sharpen.BitSet
configSet	ATNConfigSet
nalts	int
return	SemanticContext[]

GetReachableTarget() protected method

protected GetReachableTarget ( Transition trans, int ttype ) : ATNState
trans	Transition
ttype	int
return	ATNState

GetRuleName() public method

public GetRuleName ( int index ) : string
index	int
return	string

GetSynValidOrSemInvalidAltThatFinishedDecisionEntryRule() protected method

protected GetSynValidOrSemInvalidAltThatFinishedDecisionEntryRule ( ATNConfigSet configs, ParserRuleContext outerContext ) : int
configs	ATNConfigSet
outerContext	ParserRuleContext
return	int

GetTokenName() public method

public GetTokenName ( int t ) : string
t	int
return	string

GetUniqueAlt() protected static method

protected static GetUniqueAlt ( ATNConfigSet configSet ) : int
configSet	ATNConfigSet
return	int

NoViableAlt() protected method

protected NoViableAlt ( ITokenStream input, ParserRuleContext outerContext, ATNConfigSet configs, int startIndex ) : NoViableAltException
input	ITokenStream
outerContext	ParserRuleContext
configs	ATNConfigSet
startIndex	int
return	NoViableAltException

ParserATNSimulator() public method

public ParserATNSimulator ( ATN atn, DFA decisionToDFA, PredictionContextCache sharedContextCache ) : System
atn	ATN
decisionToDFA	Antlr4.Runtime.Dfa.DFA
sharedContextCache	PredictionContextCache
return	System

ParserATNSimulator() public method

public ParserATNSimulator ( Parser parser, ATN atn, DFA decisionToDFA, PredictionContextCache sharedContextCache ) : System
parser	Parser
atn	ATN
decisionToDFA	Antlr4.Runtime.Dfa.DFA
sharedContextCache	PredictionContextCache
return	System

PrecedenceTransition() public method

public PrecedenceTransition ( ATNConfig config, PrecedencePredicateTransition pt, bool collectPredicates, bool inContext, bool fullCtx ) : ATNConfig
config	ATNConfig
pt	PrecedencePredicateTransition
collectPredicates	bool
inContext	bool
fullCtx	bool
return	ATNConfig

PredTransition() protected method

protected PredTransition ( ATNConfig config, PredicateTransition pt, bool collectPredicates, bool inContext, bool fullCtx ) : ATNConfig
config	ATNConfig
pt	PredicateTransition
collectPredicates	bool
inContext	bool
fullCtx	bool
return	ATNConfig

PredicateDFAState() protected method

protected PredicateDFAState ( DFAState dfaState, DecisionState decisionState ) : void
dfaState	Antlr4.Runtime.Dfa.DFAState
decisionState	DecisionState
return	void

RemoveAllConfigsNotInRuleStopState() protected method

protected RemoveAllConfigsNotInRuleStopState ( ATNConfigSet configSet, bool lookToEndOfRule ) : ATNConfigSet
configSet	ATNConfigSet
lookToEndOfRule	bool
return	ATNConfigSet

ReportAmbiguity() protected method

protected ReportAmbiguity ( DFA dfa, DFAState D, int startIndex, int stopIndex, bool exact, BitSet ambigAlts, ATNConfigSet configs ) : void
dfa	Antlr4.Runtime.Dfa.DFA
D	Antlr4.Runtime.Dfa.DFAState
startIndex	int
stopIndex	int
exact	bool
ambigAlts	Antlr4.Runtime.Sharpen.BitSet
configs	ATNConfigSet
return	void

ReportAttemptingFullContext() protected method

protected ReportAttemptingFullContext ( DFA dfa, BitSet conflictingAlts, ATNConfigSet configs, int startIndex, int stopIndex ) : void
dfa	Antlr4.Runtime.Dfa.DFA
conflictingAlts	Antlr4.Runtime.Sharpen.BitSet
configs	ATNConfigSet
startIndex	int
stopIndex	int
return	void

ReportContextSensitivity() protected method

protected ReportContextSensitivity ( DFA dfa, int prediction, ATNConfigSet configs, int startIndex, int stopIndex ) : void
dfa	Antlr4.Runtime.Dfa.DFA
prediction	int
configs	ATNConfigSet
startIndex	int
stopIndex	int
return	void

Reset() public method

public Reset ( ) : void
return	void

RuleTransition() protected method

protected RuleTransition ( ATNConfig config, RuleTransition t ) : ATNConfig
config	ATNConfig
t	RuleTransition
return	ATNConfig

SplitAccordingToSemanticValidity() protected method

protected SplitAccordingToSemanticValidity ( ATNConfigSet configSet, ParserRuleContext outerContext ) : ATNConfigSet>.Pair
configSet	ATNConfigSet
outerContext	ParserRuleContext
return	ATNConfigSet>.Pair

getAltThatFinishedDecisionEntryRule() protected method

protected getAltThatFinishedDecisionEntryRule ( ATNConfigSet configSet ) : int
configSet	ATNConfigSet
return	int

getParser() public method

public getParser ( ) : Parser
return	Parser

Property Details

context protected property

protected ParserRuleContext context
return	ParserRuleContext

debug public static property

public static bool debug
return	bool

debug_list_atn_decisions public static property

public static bool debug_list_atn_decisions
return	bool

decisionToDFA public property

public DFA[],Antlr4.Runtime.Dfa decisionToDFA
return	Antlr4.Runtime.Dfa.DFA[]

dfa_debug public static property

public static bool dfa_debug
return	bool

input protected property

protected ITokenStream input
return	ITokenStream

mergeCache protected property

protected MergeCache,Antlr4.Runtime.Atn mergeCache
return	MergeCache

parser protected property

protected Parser parser
return	Parser

retry_debug public static property

public static bool retry_debug
return	bool

startIndex protected property

protected int startIndex
return	int

thisDfa protected property

protected DFA,Antlr4.Runtime.Dfa thisDfa
return	Antlr4.Runtime.Dfa.DFA