/// <summary>Returns a new instance of the appropriate class of an object based on its object ID.</summary> /// <param name="objectID">The object ID of the new object.</param> public static GeneralObject GetNewObjectInstance(SpecialObjectType objectID) => GetNewObjectInstance((int)objectID);
internal ScriptObject OrdinaryCreateFromConstructor([NotNull] ScriptObject constructor, [NotNull] ScriptObject defaultPrototype, SpecialObjectType specialObjectType = SpecialObjectType.None)
{
//https://tc39.github.io/ecma262/#sec-ordinarycreatefromconstructor
var prototype = GetPrototypeFromConstructor(constructor, defaultPrototype);
return(ObjectCreate(prototype, specialObjectType));
}
internal static ScriptObject ObjectCreate([NotNull] Realm realm, [CanBeNull] ScriptObject prototype, SpecialObjectType specialObjectType = SpecialObjectType.None)
{
//https://tc39.github.io/ecma262/#sec-objectcreate
return(new ScriptObject(realm, prototype, true, specialObjectType));
}
/// <summary>Creates a new instance of the <seealso cref="ObjectIDAttribute"/> attribute.</summary>
/// <param name="objectID">The object ID of the <seealso cref="SpecialObject"/>.</param>
public ObjectIDAttribute(SpecialObjectType objectID) : this((int)objectID)
{
}
internal ScriptObject([NotNull] Realm realm, [CanBeNull] ScriptObject prototype, bool extensible, SpecialObjectType specialObjectType)
{
Realm = realm;
this.prototype = prototype;
SpecialObjectType = specialObjectType;
IsExtensible = extensible;
switch (specialObjectType)
{
case SpecialObjectType.None:
case SpecialObjectType.ArgumentsObject:
case SpecialObjectType.TypedArray:
break;
case SpecialObjectType.IteratedList:
specialValue = new IteratorInternals();
break;
case SpecialObjectType.ArrayIterator:
specialValue = new ArrayIteratorInternals();
break;
case SpecialObjectType.Date:
case SpecialObjectType.Number:
specialValue = new BasicInternal <double>();
break;
case SpecialObjectType.Boolean:
specialValue = new BasicInternal <bool>();
break;
case SpecialObjectType.Symbol:
specialValue = new BasicInternal <Symbol>();
break;
case SpecialObjectType.Error:
specialValue = new BasicInternal <ErrorData>();
break;
case SpecialObjectType.ArrayBuffer:
specialValue = new ArrayBufferInternals();
break;
case SpecialObjectType.DataView:
specialValue = new DataViewInternals();
break;
case SpecialObjectType.RegExp:
specialValue = new RegExpInternals();
break;
case SpecialObjectType.RevocableProxy:
specialValue = new BasicInternal <ScriptObject>();
break;
case SpecialObjectType.PromiseCapability:
specialValue = new PromiseCapability();
break;
case SpecialObjectType.Promise:
specialValue = new PromiseInternals();
break;
case SpecialObjectType.PromiseState:
specialValue = new PromiseStateInternals();
break;
default:
throw new ArgumentOutOfRangeException(nameof(specialObjectType), specialObjectType, null);
}
}
internal ScriptFunctionObject([NotNull] Realm realm, [CanBeNull] ScriptObject prototype, bool extensible, [NotNull] Func <ScriptArguments, ScriptValue> callback, SpecialObjectType type) :
base(realm, prototype, extensible, type)
{
this.callback = callback;
FunctionKind = FunctionKind.Normal;
ConstructorKind = ConstructorKind.None;
}
