Package com.intellij.psi.tree

Class TokenSet

java.lang.Object

com.intellij.psi.tree.TokenSet

public class TokenSet
extends java.lang.Object

A set of element types.

Field Summary

Fields

Modifier and Type	Field and Description
static TokenSet	ANY
static TokenSet	EMPTY
static TokenSet	WHITE_SPACE

Method Summary

Modifier and Type	Method and Description
static TokenSet	andNot(TokenSet a, TokenSet b) Returns a token set containing a result of "set subtraction" of set B from set A.
static TokenSet	andSet(TokenSet a, TokenSet b) Returns a token set containing the intersection of the specified token sets.
boolean	contains(IElementType t) Checks if the specified element type is contained in the set.
static TokenSet	create(IElementType... types) Returns a new token set containing the specified element types.
static TokenSet	forAllMatching(IElementType.Predicate condition)
IElementType []	getTypes() Returns the array of element types contained in the set.
static TokenSet	orSet(TokenSet... sets) Returns a token set containing the union of the specified token sets.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final TokenSet EMPTY

ANY

public static final TokenSet ANY

WHITE_SPACE

public static final TokenSet WHITE_SPACE

Method Detail

contains

public boolean contains(IElementType t)

Checks if the specified element type is contained in the set.

Parameters:

t - the element type to search for.

Returns:

true if the element type is found in the set, false otherwise.

getTypes

public IElementType [] getTypes()

Returns the array of element types contained in the set.

Returns:

the contents of the set.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

create

public static TokenSet create(IElementType... types)

Returns a new token set containing the specified element types.

Parameters:

types - the element types contained in the set.

Returns:

the new token set.

forAllMatching

public static TokenSet forAllMatching(IElementType.Predicate condition)

Returns:

a token set containing all element types satisfying the given condition, including ones registered after this set creation

orSet

public static TokenSet orSet(TokenSet... sets)

Returns a token set containing the union of the specified token sets.

Parameters:

sets - the token sets to unite.

Returns:

the new token set.

andSet

public static TokenSet andSet(TokenSet a,
                              TokenSet b)

Returns a token set containing the intersection of the specified token sets.

Parameters:

a - the first token set to intersect.

b - the second token set to intersect.

Returns:

the new token set.

andNot

public static TokenSet andNot(TokenSet a,
                              TokenSet b)

Returns a token set containing a result of "set subtraction" of set B from set A.

Parameters:

a - the basic token set.

b - the token set to subtract.

Returns:

the new token set.