internal static bool CreateMethodProperty([NotNull] ScriptObject obj, ScriptValue property, ScriptValue value)
{
//https://tc39.github.io/ecma262/#sec-createmethodproperty
Debug.Assert(IsPropertyKey(property));
var newDescriptor = new PropertyDescriptor(value, true, false, true);
return(obj.DefineOwnProperty(property, newDescriptor));
}
internal void DefinePropertyOrThrow([NotNull] ScriptObject obj, ScriptValue property, [NotNull] PropertyDescriptor descriptor)
{
//https://tc39.github.io/ecma262/#sec-definepropertyorthrow
Debug.Assert(IsPropertyKey(property));
var success = obj.DefineOwnProperty(property, descriptor);
if (!success)
{
throw CreateTypeError();
}
}
public static void DefineAccessorProperty([NotNull] ScriptObject scriptObject, ScriptValue property, [CanBeNull] ScriptFunctionObject get, [CanBeNull] ScriptFunctionObject set, bool enumerable = false, bool configurable = true)
{
scriptObject.DefineOwnProperty(property, new PropertyDescriptor(get == null ? null : (ScriptValue?)(ScriptValue)get,
set == null ? null : (ScriptValue?)(ScriptValue)set,
enumerable, configurable));
}
public static void DefineDataProperty([NotNull] ScriptObject scriptObject, ScriptValue property, ScriptValue value, bool writable = true, bool enumerable = false, bool configurable = true)
{
scriptObject.DefineOwnProperty(property, new PropertyDescriptor(value, writable, enumerable, configurable));
}