Class TransitionGuard

java.lang.Object

com.oracle.truffle.regex.tregex.nfa.TransitionGuard

public final class TransitionGuard
extends Object

Transition guards introduced by bounded Token.Quantifiers.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	TransitionGuard.Kind

Field Summary

Fields

Modifier and Type	Field	Description
static final long[]	NO_GUARDS

Constructor Summary

Constructors

Constructor	Description
TransitionGuard()

Method Summary

Modifier and Type	Method	Description
static long	createCheckGroupMatched(int groupNumber)
static long	createCheckGroupNotMatched(int groupNumber)
static long	createEnterZeroWidth(Token.Quantifier quantifier)
static long	createEnterZeroWidthFromExit(long guard)
static long	createEscapeZeroWidth(Token.Quantifier quantifier)
static long	createExit(Token.Quantifier quantifier)
static long	createExitReset(Token.Quantifier quantifier)
static long	createExitZeroWidth(Token.Quantifier quantifier)
static long	createLoop(Token.Quantifier quantifier)
static long	createLoopInc(Token.Quantifier quantifier)
static long	createUpdateCG(int index)
static long	createUpdateRecursiveBackref(int index)
static String	dump(long[] guards)
static int	getGroupBoundaryIndex(long guard)	Returns the capture group boundary index for updateCG guards.
static int	getGroupNumber(long guard)
static TransitionGuard.Kind	getKind(long guard)
static int	getQuantifierIndex(long guard)
static int	getZeroWidthQuantifierIndex(long guard)
static boolean	is(long guard, TransitionGuard.Kind kind)
static JsonValue	toJson(long guard)
static String	toString(long guard)

Methods inherited from class java.lang.Object

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

Field Details

NO_GUARDS

public static final long[] NO_GUARDS

Constructor Details

TransitionGuard

public TransitionGuard()

Method Details

createLoop

public static long createLoop(Token.Quantifier quantifier)

createLoopInc

public static long createLoopInc(Token.Quantifier quantifier)

createExit

public static long createExit(Token.Quantifier quantifier)

createExitReset

public static long createExitReset(Token.Quantifier quantifier)

createEnterZeroWidth

public static long createEnterZeroWidth(Token.Quantifier quantifier)

createEnterZeroWidthFromExit

public static long createEnterZeroWidthFromExit(long guard)

createExitZeroWidth

public static long createExitZeroWidth(Token.Quantifier quantifier)

createEscapeZeroWidth

public static long createEscapeZeroWidth(Token.Quantifier quantifier)

createUpdateCG

public static long createUpdateCG(int index)

createUpdateRecursiveBackref

public static long createUpdateRecursiveBackref(int index)

createCheckGroupMatched

public static long createCheckGroupMatched(int groupNumber)

createCheckGroupNotMatched

public static long createCheckGroupNotMatched(int groupNumber)

getKind

public static TransitionGuard.Kind getKind(long guard)

is

public static boolean is(long guard,
 TransitionGuard.Kind kind)

getQuantifierIndex

public static int getQuantifierIndex(long guard)

getZeroWidthQuantifierIndex

public static int getZeroWidthQuantifierIndex(long guard)

getGroupNumber

public static int getGroupNumber(long guard)

getGroupBoundaryIndex

public static int getGroupBoundaryIndex(long guard)

Returns the capture group boundary index for updateCG guards.

toString

public static String toString(long guard)

dump

public static String dump(long[] guards)

toJson

public static JsonValue toJson(long guard)