Class JSNonProxyObject

java.lang.Object

com.oracle.truffle.api.object.DynamicObject

com.oracle.truffle.js.runtime.objects.JSDynamicObject

com.oracle.truffle.js.runtime.objects.JSObject

com.oracle.truffle.js.runtime.objects.JSClassObject

com.oracle.truffle.js.runtime.objects.JSNonProxyObject

All Implemented Interfaces:

com.oracle.truffle.api.interop.TruffleObject

Direct Known Subclasses:

JavaImporterObject, JavaPackageObject, JSArrayBase, JSArrayBufferObject, JSArrayBufferViewBase, JSArrayIteratorObject, JSAsyncContextSnapshotObject, JSAsyncContextVariableObject, JSAsyncFromSyncIteratorObject, JSAsyncGeneratorObject, JSAsyncIteratorObject, JSBigIntObject, JSBooleanObject, JSCollatorObject, JSCollectionIteratorObject, JSDateObject, JSDateTimeFormatObject, JSDisplayNamesObject, JSDurationFormatObject, JSErrorObject, JSFinalizationRegistryObject, JSForInIteratorObject, JSFunctionObject, JSGeneratorObject, JSGlobalObject, JSIteratorHelperObject, JSIteratorObject, JSIteratorRecordObject, JSListFormatObject, JSLocaleObject, JSMapObject, JSModuleNamespaceObject, JSNumberFormatObject, JSNumberObject, JSOrdinaryObject, JSPluralRulesObject, JSPromiseObject, JSRawJSONObject, JSRegExpGroupsObject, JSRegExpObject, JSRelativeTimeFormatObject, JSSegmenterObject, JSSegmentIteratorObject, JSSegmentsObject, JSSetObject, JSShadowRealmObject, JSStringIteratorObject, JSStringObject, JSSymbolObject, JSTemporalCalendarHolder, JSTemporalDurationObject, JSTemporalInstantObject, JSTextDecoderObject, JSTextEncoderObject, JSUncheckedProxyHandlerObject, JSWeakMapObject, JSWeakRefObject, JSWeakSetObject, JSWebAssemblyGlobalObject, JSWebAssemblyInstanceObject, JSWebAssemblyMemoryObject, JSWebAssemblyModuleObject, JSWebAssemblyTableObject, JSWorkerObject

public abstract class JSNonProxyObject
extends JSClassObject

Basic non-proxy JS object.

See Also:

• JSNonProxy

Nested Class Summary

Nested classes/interfaces inherited from class JSDynamicObject

JSDynamicObject.IsIdenticalOrUndefined, JSDynamicObject.ToBoolean, JSDynamicObject.ToNumber, JSDynamicObject.ToString

Nested classes/interfaces inherited from class com.oracle.truffle.api.object.DynamicObject

com.oracle.truffle.api.object.DynamicObject.DynamicField

Field Summary

Fields inherited from class JSObject

CONSTRUCTOR, EMPTY_STRING_ARRAY, GET_PROTO_NAME, HIDDEN_PROTO, NO_SUCH_METHOD_NAME, NO_SUCH_PROPERTY_NAME, PROTO, PROTOTYPE, SET_PROTO_NAME

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JSNonProxyObject(com.oracle.truffle.api.object.Shape shape, JSDynamicObject proto)

Method Summary

Modifier and Type	Method	Description
com.oracle.truffle.api.strings.TruffleString	getClassName()	The [[Class]] internal property.
final Object	getMetaObject()
final Object	getMetaObjectImpl()
final boolean	hasMetaObject()
final boolean	isExtensible()	[IsExtensible]] ().
boolean	preventExtensions(boolean doThrow)	[[PreventExtensions]] ().
boolean	setIntegrityLevel(boolean freeze, boolean doThrow)	SetIntegrityLevel(O, level).
boolean	testIntegrityLevel(boolean frozen)	TestIntegrityLevel(O, level).
com.oracle.truffle.api.strings.TruffleString	toDisplayStringImpl(boolean allowSideEffects, ToDisplayStringFormat format, int depth)	A more informative toString variant, mainly used for error messages.

Methods inherited from class JSClassObject

defineOwnProperty, delete, delete, getHelper, getHelper, getMethodHelper, getOwnHelper, getOwnHelper, getOwnProperty, getOwnPropertyKeys, getPrototypeOf, hasOnlyShapeProperties, hasOwnProperty, hasOwnProperty, hasProperty, hasProperty, set, set, setPrototypeOf

Methods inherited from class JSObject

copyWithoutProperties, defaultToString, defineOwnProperty, defineOwnProperty, delete, delete, delete, delete, delete, delete, enumerableOwnNames, filterEnumerableNames, get, get, get, get, getArray, getBuiltinToStringTag, getClassName, getIterator, getJSClass, getJSContext, getLanguage, getMembers, getMethod, getMethod, getOrDefault, getOrDefault, getOrDefault, getOrDefault, getOwnProperty, getOwnProperty, getPrototype, getPrototype, getUncachedRead, getUncachedWrite, getWithReceiver, hasArray, hasIterator, hasLanguage, hasMemberReadSideEffects, hasMembers, hasMemberWriteSideEffects, hasOwnProperty, hasOwnProperty, hasOwnProperty, hasOwnProperty, hasProperty, hasProperty, hasProperty, hasProperty, invokeMember, isExtensible, isExtensible, isJSObject, isMemberInsertable, isMemberInvocable, isMemberModifiable, isMemberReadable, isMemberRemovable, language, ordinaryToPrimitive, ownPropertyKeys, ownPropertyKeys, readMember, removeMember, set, set, set, set, setArray, setPrototype, setPrototype, setWithReceiver, setWithReceiver, toDisplayString, toPrimitive, toPrimitive, writeMember

Methods inherited from class JSDynamicObject

defaultToString, getDynamicType, getJSClass, getJSContext, getJSSharedData, getObjectFlags, getOrDefault, getOrNull, getPropertyArray, getPropertyFlags, getValue, getValue, identityHashCode, isJSDynamicObject, ownPropertyKeys, setJSClass, setObjectFlags, setPropertyFlags, testProperties, updatePropertyFlags

Methods inherited from class com.oracle.truffle.api.object.DynamicObject

clone, getShape

Methods inherited from class Object

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

Constructor Details

JSNonProxyObject

protected JSNonProxyObject(com.oracle.truffle.api.object.Shape shape,
 JSDynamicObject proto)

Method Details

hasMetaObject

public final boolean hasMetaObject()

getMetaObject

public final Object getMetaObject()
                           throws com.oracle.truffle.api.interop.UnsupportedMessageException

Throws:

com.oracle.truffle.api.interop.UnsupportedMessageException

getMetaObjectImpl

public final Object getMetaObjectImpl()

isExtensible

public final boolean isExtensible()

Description copied from class: JSDynamicObject

[IsExtensible]] ().

Specified by:

isExtensible in class JSDynamicObject

preventExtensions

public boolean preventExtensions(boolean doThrow)

Description copied from class: JSDynamicObject

[[PreventExtensions]] ().

Specified by:

preventExtensions in class JSDynamicObject

testIntegrityLevel

public boolean testIntegrityLevel(boolean frozen)

Description copied from class: JSDynamicObject

TestIntegrityLevel(O, level).

Overrides:

testIntegrityLevel in class JSDynamicObject

setIntegrityLevel

public boolean setIntegrityLevel(boolean freeze,
 boolean doThrow)

Description copied from class: JSDynamicObject

SetIntegrityLevel(O, level).

Overrides:

setIntegrityLevel in class JSDynamicObject

getClassName

public com.oracle.truffle.api.strings.TruffleString getClassName()

Description copied from class: JSDynamicObject

The [[Class]] internal property. For ES5, this is the second part of what Object.prototype.toString.call(myObj) returns, e.g. "[object Array]".

Specified by:

getClassName in class JSDynamicObject

toDisplayStringImpl

public com.oracle.truffle.api.strings.TruffleString toDisplayStringImpl(boolean allowSideEffects,
 ToDisplayStringFormat format,
 int depth)

Description copied from class: JSDynamicObject

A more informative toString variant, mainly used for error messages.

Specified by:

toDisplayStringImpl in class JSDynamicObject

Parameters:

format - formatting parameters

depth - current nesting depth