com.oracle.truffle.regex.tregex.parser

Class RegexFeatures

java.lang.Object

com.oracle.truffle.regex.tregex.parser.RegexFeatures

public class RegexFeatures
extends Object

This class describes the features found in a regular expression which are salient for determining whether or not the regular expression can be supported by our regex engines.

Instances of this class are created and populated by calls to RegexValidator.validate().

Constructor Summary

Constructors

Constructor and Description
RegexFeatures()

Method Summary

Modifier and Type	Method and Description
boolean	hasBackReferences()
boolean	hasBackReferencesInLookBehind()
boolean	hasEndOfStringAssertionsInLookBehind()
boolean	hasLargeCountedRepetitions()
boolean	hasLookAheadAssertionsInLookBehind()
boolean	hasNegativeLookAheadAssertions()
boolean	hasNegativeLookBehindAssertions()
boolean	hasNegativeLookBehindAssertionsInLookBehind()
boolean	hasNonLiteralLookBehindAssertions()
boolean	hasNonTrivialQuantifiersInLookBehind()
boolean	hasWordBoundaryAssertionsInLookBehind()
void	setBackReferences()
void	setBackReferencesInLookBehind()
void	setEndOfStringAssertionsInLookBehind()
void	setLargeCountedRepetitions()
void	setLookAheadAssertionsInLookBehind()
void	setNegativeLookAheadAssertions()
void	setNegativeLookBehindAssertions()
void	setNegativeLookBehindAssertionsInLookBehind()
void	setNonLiteralLookBehindAssertions()
void	setNonTrivialQuantifiersInLookBehind()
void	setWordBoundaryAssertionsInLookBehind()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RegexFeatures

public RegexFeatures()

Method Detail

hasBackReferences

public boolean hasBackReferences()

setBackReferences

public void setBackReferences()

hasNegativeLookAheadAssertions

public boolean hasNegativeLookAheadAssertions()

setNegativeLookAheadAssertions

public void setNegativeLookAheadAssertions()

hasNonLiteralLookBehindAssertions

public boolean hasNonLiteralLookBehindAssertions()

setNonLiteralLookBehindAssertions

public void setNonLiteralLookBehindAssertions()

hasNegativeLookBehindAssertions

public boolean hasNegativeLookBehindAssertions()

setNegativeLookBehindAssertions

public void setNegativeLookBehindAssertions()

hasLargeCountedRepetitions

public boolean hasLargeCountedRepetitions()

setLargeCountedRepetitions

public void setLargeCountedRepetitions()

hasBackReferencesInLookBehind

public boolean hasBackReferencesInLookBehind()

setBackReferencesInLookBehind

public void setBackReferencesInLookBehind()

hasNonTrivialQuantifiersInLookBehind

public boolean hasNonTrivialQuantifiersInLookBehind()

setNonTrivialQuantifiersInLookBehind

public void setNonTrivialQuantifiersInLookBehind()

hasWordBoundaryAssertionsInLookBehind

public boolean hasWordBoundaryAssertionsInLookBehind()

setWordBoundaryAssertionsInLookBehind

public void setWordBoundaryAssertionsInLookBehind()

hasEndOfStringAssertionsInLookBehind

public boolean hasEndOfStringAssertionsInLookBehind()

setEndOfStringAssertionsInLookBehind

public void setEndOfStringAssertionsInLookBehind()

hasNegativeLookBehindAssertionsInLookBehind

public boolean hasNegativeLookBehindAssertionsInLookBehind()

setNegativeLookBehindAssertionsInLookBehind

public void setNegativeLookBehindAssertionsInLookBehind()

hasLookAheadAssertionsInLookBehind

public boolean hasLookAheadAssertionsInLookBehind()

setLookAheadAssertionsInLookBehind

public void setLookAheadAssertionsInLookBehind()