antlr.debug

Class LLkDebuggingParser

public class LLkDebuggingParser extends LLkParser implements DebuggingParser

Field Summary
protected ParserEventSupport	parserEventSupport
protected String[]	ruleNames
protected String[]	semPredNames

Constructor Summary
	LLkDebuggingParser(int k_)
	LLkDebuggingParser(ParserSharedInputState state, int k_)
	LLkDebuggingParser(TokenBuffer tokenBuf, int k_)
	LLkDebuggingParser(TokenStream lexer, int k_)

Method Summary
void	addMessageListener(MessageListener l)
void	addParserListener(ParserListener l)
void	addParserMatchListener(ParserMatchListener l)
void	addParserTokenListener(ParserTokenListener l)
void	addSemanticPredicateListener(SemanticPredicateListener l)
void	addSyntacticPredicateListener(SyntacticPredicateListener l)
void	addTraceListener(TraceListener l)
void	consume() Get another token object from the token stream
protected void	fireEnterRule(int num, int data)
protected void	fireExitRule(int num, int data)
protected boolean	fireSemanticPredicateEvaluated(int type, int num, boolean condition)
protected void	fireSyntacticPredicateFailed()
protected void	fireSyntacticPredicateStarted()
protected void	fireSyntacticPredicateSucceeded()
String	getRuleName(int num)
String	getSemPredName(int num)
void	goToSleep()
boolean	isDebugMode()
boolean	isGuessing()
int	LA(int i) Return the token type of the ith token of lookahead where i=1 is the current token being examined by the parser (i.e., it has not been matched yet).
void	match(int t) Make sure current lookahead symbol matches token type `t`.
void	match(BitSet b) Make sure current lookahead symbol matches the given set Throw an exception upon mismatch, which is catch by either the error handler or by the syntactic predicate.
void	matchNot(int t)
void	removeMessageListener(MessageListener l)
void	removeParserListener(ParserListener l)
void	removeParserMatchListener(ParserMatchListener l)
void	removeParserTokenListener(ParserTokenListener l)
void	removeSemanticPredicateListener(SemanticPredicateListener l)
void	removeSyntacticPredicateListener(SyntacticPredicateListener l)
void	removeTraceListener(TraceListener l)
void	reportError(RecognitionException ex) Parser error-reporting function can be overridden in subclass
void	reportError(String s) Parser error-reporting function can be overridden in subclass
void	reportWarning(String s) Parser warning-reporting function can be overridden in subclass
void	setDebugMode(boolean value)
void	setupDebugging(TokenBuffer tokenBuf)
void	setupDebugging(TokenStream lexer)
protected void	setupDebugging(TokenStream lexer, TokenBuffer tokenBuf) User can override to do their own debugging
void	wakeUp()

Field Detail

parserEventSupport

protected ParserEventSupport parserEventSupport

ruleNames

protected String[] ruleNames

semPredNames

protected String[] semPredNames

Constructor Detail

LLkDebuggingParser

public LLkDebuggingParser(int k_)

LLkDebuggingParser

public LLkDebuggingParser(ParserSharedInputState state, int k_)

LLkDebuggingParser

public LLkDebuggingParser(TokenBuffer tokenBuf, int k_)

LLkDebuggingParser

public LLkDebuggingParser(TokenStream lexer, int k_)

Method Detail

addMessageListener

public void addMessageListener(MessageListener l)

addParserListener

public void addParserListener(ParserListener l)

addParserMatchListener

public void addParserMatchListener(ParserMatchListener l)

addParserTokenListener

public void addParserTokenListener(ParserTokenListener l)

addSemanticPredicateListener

public void addSemanticPredicateListener(SemanticPredicateListener l)

addSyntacticPredicateListener

public void addSyntacticPredicateListener(SyntacticPredicateListener l)

addTraceListener

public void addTraceListener(TraceListener l)

consume

public void consume()

Get another token object from the token stream

fireEnterRule

protected void fireEnterRule(int num, int data)

fireExitRule

protected void fireExitRule(int num, int data)

fireSemanticPredicateEvaluated

protected boolean fireSemanticPredicateEvaluated(int type, int num, boolean condition)

fireSyntacticPredicateFailed

protected void fireSyntacticPredicateFailed()

fireSyntacticPredicateStarted

protected void fireSyntacticPredicateStarted()

fireSyntacticPredicateSucceeded

protected void fireSyntacticPredicateSucceeded()

getRuleName

public String getRuleName(int num)

getSemPredName

public String getSemPredName(int num)

goToSleep

public void goToSleep()

isDebugMode

public boolean isDebugMode()

isGuessing

public boolean isGuessing()

LA

public int LA(int i)

Return the token type of the ith token of lookahead where i=1 is the current token being examined by the parser (i.e., it has not been matched yet).

match

public void match(int t)

Make sure current lookahead symbol matches token type t. Throw an exception upon mismatch, which is catch by either the error handler or by the syntactic predicate.

match

public void match(BitSet b)

Make sure current lookahead symbol matches the given set Throw an exception upon mismatch, which is catch by either the error handler or by the syntactic predicate.