Package org.mozilla.javascript

Class SymbolKey

java.lang.Object

org.mozilla.javascript.SymbolKey

All Implemented Interfaces:

Serializable, Symbol

public class SymbolKey
extends Object
implements Symbol, Serializable

A SymbolKey is one of the implementations of Symbol. It is really there so that we can easily use pre-defined symbols as keys in native code. A SymbolKey has the special property that two NativeSymbol objects with the same key are equal.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final SymbolKey	HAS_INSTANCE
static final SymbolKey	IS_CONCAT_SPREADABLE
static final SymbolKey	IS_REGEXP
static final SymbolKey	ITERATOR
static final SymbolKey	MATCH
static final SymbolKey	MATCH_ALL
static final SymbolKey	REPLACE
static final SymbolKey	SEARCH
static final SymbolKey	SPECIES
static final SymbolKey	SPLIT
static final SymbolKey	TO_PRIMITIVE
static final SymbolKey	TO_STRING_TAG
static final SymbolKey	UNSCOPABLES

Constructor Summary

Constructors

Constructor	Description
SymbolKey(String name)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
Object	getDescription()	Returns the symbol's description - will return Undefined.instance if we have an anonymous symbol (i.e. something created with Symbol()).
String	getName()	Returns the symbol's name.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

ITERATOR

public static final SymbolKey ITERATOR

TO_STRING_TAG

public static final SymbolKey TO_STRING_TAG

SPECIES

public static final SymbolKey SPECIES

HAS_INSTANCE

public static final SymbolKey HAS_INSTANCE

IS_CONCAT_SPREADABLE

public static final SymbolKey IS_CONCAT_SPREADABLE

IS_REGEXP

public static final SymbolKey IS_REGEXP

TO_PRIMITIVE

public static final SymbolKey TO_PRIMITIVE

MATCH

public static final SymbolKey MATCH

MATCH_ALL

public static final SymbolKey MATCH_ALL

REPLACE

public static final SymbolKey REPLACE

SEARCH

public static final SymbolKey SEARCH

SPLIT

public static final SymbolKey SPLIT

UNSCOPABLES

public static final SymbolKey UNSCOPABLES

Constructor Details

SymbolKey

public SymbolKey(String name)

Method Details

getName

public String getName()

Returns the symbol's name. Returns empty string for anonymous symbol (i.e. something created with Symbol()).

getDescription

public Object getDescription()

Returns the symbol's description - will return Undefined.instance if we have an anonymous symbol (i.e. something created with Symbol()).

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object