Symbol

java.lang.Object
- com.oracle.truffle.js.runtime.Symbol

All Implemented Interfaces:: com.oracle.truffle.api.interop.TruffleObject

public final class Symbol
extends Object
implements com.oracle.truffle.api.interop.TruffleObject

See Also:: JSSymbol

Field Summary

Fields
Modifier and Type	Field and Description
`static Symbol`	`SYMBOL_ASYNC_ITERATOR` A method that returns the default asynchronous iterator for an object.
`static Symbol`	`SYMBOL_HAS_INSTANCE` A method that determines if a constructor object recognizes an object as one of the constructor's instances.
`static Symbol`	`SYMBOL_IS_CONCAT_SPREADABLE` A Boolean valued property that if true indicates that an object should be flatten to its array elements by Array.prototype.concat.
`static Symbol`	`SYMBOL_ITERATOR` A method that returns the default iterator for an object.
`static Symbol`	`SYMBOL_MATCH` A regular expression method that matches the regular expression against a string.
`static Symbol`	`SYMBOL_MATCH_ALL` A regular expression method that returns an iterator, that yields matches of the regular expression against a string.
`static Symbol`	`SYMBOL_REPLACE` A regular expression method that replaces matched substrings of a string.
`static Symbol`	`SYMBOL_SEARCH` A regular expression method that returns the index within a string that matches the regular expression.
`static Symbol`	`SYMBOL_SPECIES` A function valued property that is the constructor function that is used to create derived objects.
`static Symbol`	`SYMBOL_SPLIT` A regular expression method that splits a string at the indices that match the regular expression.
`static Symbol`	`SYMBOL_TO_PRIMITIVE` A method that converts an object to a corresponding primitive value.
`static Symbol`	`SYMBOL_TO_STRING_TAG` A property whose String value that is used in the creation of the default string description of an object.
`static Symbol`	`SYMBOL_UNSCOPABLES` A property whose value is an Object whose own property names are property names that are excluded from the with environment bindings of the associated object.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`static Symbol`	`create(String description)`
`boolean`	`equals(Object obj)`
`Object`	`getDescription()`
`String`	`getName()`
`int`	`hashCode()`
`String`	`toFunctionNameString()`
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - SYMBOL_HAS_INSTANCE
```
public static final Symbol SYMBOL_HAS_INSTANCE
```
    A method that determines if a constructor object recognizes an object as one of the constructor's instances. Called by the semantics of the instanceof operator.
  - SYMBOL_IS_CONCAT_SPREADABLE
```
public static final Symbol SYMBOL_IS_CONCAT_SPREADABLE
```
    A Boolean valued property that if true indicates that an object should be flatten to its array elements by Array.prototype.concat.
  - SYMBOL_ITERATOR
```
public static final Symbol SYMBOL_ITERATOR
```
    A method that returns the default iterator for an object. Called by the semantics of the for-of statement.
  - SYMBOL_ASYNC_ITERATOR
```
public static final Symbol SYMBOL_ASYNC_ITERATOR
```
    A method that returns the default asynchronous iterator for an object. Called by the semantics of the for-await-of statement.
  - SYMBOL_MATCH
```
public static final Symbol SYMBOL_MATCH
```
    A regular expression method that matches the regular expression against a string. Called by the String.prototype.match method.
  - SYMBOL_MATCH_ALL
```
public static final Symbol SYMBOL_MATCH_ALL
```
    A regular expression method that returns an iterator, that yields matches of the regular expression against a string. Called by the String.prototype.matchAll method.
  - SYMBOL_REPLACE
```
public static final Symbol SYMBOL_REPLACE
```
    A regular expression method that replaces matched substrings of a string. Called by the String.prototype.replace method.
  - SYMBOL_SEARCH
```
public static final Symbol SYMBOL_SEARCH
```
    A regular expression method that returns the index within a string that matches the regular expression. Called by the String.prototype.search method.
  - SYMBOL_SPECIES
```
public static final Symbol SYMBOL_SPECIES
```
    A function valued property that is the constructor function that is used to create derived objects.
  - SYMBOL_SPLIT
```
public static final Symbol SYMBOL_SPLIT
```
    A regular expression method that splits a string at the indices that match the regular expression. Called by the String.prototype.split method.
  - SYMBOL_TO_PRIMITIVE
```
public static final Symbol SYMBOL_TO_PRIMITIVE
```
    A method that converts an object to a corresponding primitive value. Called by the ToPrimitive abstract operation.
  - SYMBOL_TO_STRING_TAG
```
public static final Symbol SYMBOL_TO_STRING_TAG
```
    A property whose String value that is used in the creation of the default string description of an object. Called by the built-in method Object.prototype.toString.
  - SYMBOL_UNSCOPABLES
```
public static final Symbol SYMBOL_UNSCOPABLES
```
    A property whose value is an Object whose own property names are property names that are excluded from the with environment bindings of the associated object.
- Method Detail
  - create
```
public static Symbol create(String description)
```
  - getDescription
```
public Object getDescription()
```
  - getName
```
public String getName()
```
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - toFunctionNameString
```
public String toFunctionNameString()
```
  - equals
```
public boolean equals(Object obj)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object

Class Symbol

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

SYMBOL_HAS_INSTANCE

SYMBOL_IS_CONCAT_SPREADABLE

SYMBOL_ITERATOR

SYMBOL_ASYNC_ITERATOR

SYMBOL_MATCH

SYMBOL_MATCH_ALL

SYMBOL_REPLACE

SYMBOL_SEARCH

SYMBOL_SPECIES

SYMBOL_SPLIT

SYMBOL_TO_PRIMITIVE

SYMBOL_TO_STRING_TAG

SYMBOL_UNSCOPABLES

Method Detail

create

getDescription

getName

toString

toFunctionNameString

equals

hashCode