com.oracle.truffle.regex.tregex.nodes.nfa

Class TRegexLiteralLookAroundExecutorNode

java.lang.Object

com.oracle.truffle.api.nodes.Node

com.oracle.truffle.regex.tregex.nodes.TRegexExecutorBaseNode

com.oracle.truffle.regex.tregex.nodes.TRegexExecutorNode

com.oracle.truffle.regex.tregex.nodes.nfa.TRegexBacktrackerSubExecutorNode

com.oracle.truffle.regex.tregex.nodes.nfa.TRegexLiteralLookAroundExecutorNode

All Implemented Interfaces:

com.oracle.truffle.api.instrumentation.InstrumentableNode, com.oracle.truffle.api.nodes.NodeInterface, Cloneable

public final class TRegexLiteralLookAroundExecutorNode
extends TRegexBacktrackerSubExecutorNode

Specialized TRegexExecutorNode for matching literal LookAroundAssertions.

Nested Class Summary

Nested classes/interfaces inherited from class com.oracle.truffle.api.nodes.Node

com.oracle.truffle.api.nodes.Node.Child, com.oracle.truffle.api.nodes.Node.Children

Nested classes/interfaces inherited from interface com.oracle.truffle.api.instrumentation.InstrumentableNode

com.oracle.truffle.api.instrumentation.InstrumentableNode.WrapperNode

Field Summary

Fields inherited from class com.oracle.truffle.regex.tregex.nodes.nfa.TRegexBacktrackerSubExecutorNode

NO_SUB_EXECUTORS, subExecutors

Fields inherited from class com.oracle.truffle.regex.tregex.nodes.TRegexExecutorNode

ASTRAL_PROBABILITY, BMP_PROBABILITY, CONTINUE_PROBABILITY, EXIT_PROBABILITY, LATIN1_PROBABILITY

Method Summary

Modifier and Type	Method and Description
static TRegexLiteralLookAroundExecutorNode	create(RegexAST ast, LookAroundAssertion lookAround, CompilationBuffer compilationBuffer)
TRegexExecutorLocals	createLocals(com.oracle.truffle.api.strings.TruffleString input, int fromIndex, int index, int maxIndex)
Object	execute(com.oracle.truffle.api.frame.VirtualFrame frame, TRegexExecutorLocals abstractLocals, com.oracle.truffle.api.strings.TruffleString.CodeRange codeRange)
String	getName()
int	getNumberOfStates()
boolean	isForward()
TRegexLiteralLookAroundExecutorNode	shallowCopy()
boolean	writesCaptureGroups() Returns true if this executor may write any new capture group boundaries.

Methods inherited from class com.oracle.truffle.regex.tregex.nodes.TRegexExecutorNode

countUpTo, getAstralProfile, getBMPProfile, getInputLength, getMaxIndex, getMinIndex, getNumberOfCaptureGroups, getNumberOfTransitions, getSource, inputAdvance, inputAtBegin, inputAtEnd, inputGetCodePointSize, inputGetCodePointSize, inputHasNext, inputHasNext, inputHasNext, inputHasNext, inputIncNextIndexRaw, inputIncNextIndexRaw, inputIncRaw, inputIncRaw, inputIncRaw, inputIncRaw, inputIncRaw, inputIncRaw, inputIncRaw, inputReadAndDecode, inputReadAndDecode, inputReadRaw, inputReadRaw, inputReadRaw, inputReadRaw, inputSkip, inputSkipIntl, inputSkipReverse, inputUTF16IsHighSurrogate, inputUTF16IsLowSurrogate, inputUTF16ToCodePoint, isSimpleCG, rewindUpTo

Methods inherited from class com.oracle.truffle.regex.tregex.nodes.TRegexExecutorBaseNode

createWrapper, getEncoding, isBooleanMatch, isInstrumentable, isTrivial, isUTF16, isUTF32, isUTF8, unwrap

Methods inherited from class com.oracle.truffle.api.nodes.Node

accept, adoptChildren, atomic, atomic, copy, deepCopy, getChildren, getCost, getDebugProperties, getDescription, getEncapsulatingSourceSection, getLock, getParent, getRootNode, getSourceSection, insert, insert, isAdoptable, isSafelyReplaceableBy, notifyInserted, onReplace, replace, replace, reportPolymorphicSpecialize, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.truffle.api.instrumentation.InstrumentableNode

findInstrumentableParent, findNearestNodeAt, findNearestNodeAt, getNodeObject, hasTag, materializeInstrumentableNodes

Method Detail

create

public static TRegexLiteralLookAroundExecutorNode create(RegexAST ast,
                                                         LookAroundAssertion lookAround,
                                                         CompilationBuffer compilationBuffer)

shallowCopy

public TRegexLiteralLookAroundExecutorNode shallowCopy()

Specified by:

shallowCopy in class TRegexBacktrackerSubExecutorNode

getNumberOfStates

public int getNumberOfStates()

Specified by:

getNumberOfStates in class TRegexExecutorBaseNode

getName

public String getName()

Specified by:

getName in class TRegexExecutorBaseNode

isForward

public boolean isForward()

Specified by:

isForward in class TRegexExecutorBaseNode

writesCaptureGroups

public boolean writesCaptureGroups()

Description copied from class: TRegexExecutorBaseNode

Returns true if this executor may write any new capture group boundaries.

Specified by:

writesCaptureGroups in class TRegexExecutorBaseNode

createLocals

public TRegexExecutorLocals createLocals(com.oracle.truffle.api.strings.TruffleString input,
                                         int fromIndex,
                                         int index,
                                         int maxIndex)

Specified by:

createLocals in class TRegexExecutorBaseNode

execute

public Object execute(com.oracle.truffle.api.frame.VirtualFrame frame,
                      TRegexExecutorLocals abstractLocals,
                      com.oracle.truffle.api.strings.TruffleString.CodeRange codeRange)

Specified by:

execute in class TRegexExecutorBaseNode