internal void WeakMapSet(JsValue key, JsValue value)
{
if (key.IsPrimitive())
{
ExceptionHelper.ThrowTypeError(_engine.Realm, "WeakMap key must be an object, got " + key);
}
#if NETSTANDARD2_1
_table.AddOrUpdate(key, value);
#else
_table.Remove(key);
_table.Add(key, value);
#endif
}
/// <summary>
/// http://www.ecma-international.org/ecma-262/5.1/#sec-9.1
/// </summary>
/// <param name="input"></param>
/// <param name="preferredType"></param>
/// <returns></returns>
public static JsValue ToPrimitive(JsValue input, Types preferredType = Types.None)
{
if (input == Null.Instance || input == Undefined.Instance)
{
return(input);
}
if (input.IsPrimitive())
{
return(input);
}
return(input.AsObject().DefaultValue(preferredType));
}
/// <summary>
/// http://www.ecma-international.org/ecma-262/5.1/#sec-9.1
/// </summary>
/// <param name="input"></param>
/// <param name="preferredType"></param>
/// <returns></returns>
public static JsValue ToPrimitive(JsValue input, Types preferredType = Types.None)
{
if (input == Null.Instance || input == Undefined.Instance)
{
return input;
}
if (input.IsPrimitive())
{
return input;
}
return input.AsObject().DefaultValue(preferredType);
}
internal void WeakSetAdd(JsValue value)
{
if (value.IsPrimitive())
{
ExceptionHelper.ThrowTypeError(_engine.Realm, "WeakSet value must be an object, got " + value.ToString());
}
#if NETSTANDARD2_1
_table.AddOrUpdate(value, _tableValue);
#else
_table.Remove(value);
_table.Add(value, _tableValue);
#endif
}
public void ShouldBeANumber()
{
var value = new JsValue(2);
Assert.Equal(false, value.IsBoolean());
Assert.Equal(false, value.IsArray());
Assert.Equal(false, value.IsDate());
Assert.Equal(false, value.IsNull());
Assert.Equal(true, value.IsNumber());
Assert.Equal(2, value.AsNumber());
Assert.Equal(false, value.IsObject());
Assert.Equal(true, value.IsPrimitive());
Assert.Equal(false, value.IsRegExp());
Assert.Equal(false, value.IsString());
Assert.Equal(false, value.IsUndefined());
}
public static Object As(this JsValue value, Type targetType, EngineInstance engine)
{
if (value != JsValue.Null)
{
if (targetType == typeof(Int32))
{
return(TypeConverter.ToInt32(value));
}
else if (targetType == typeof(Double))
{
return(TypeConverter.ToNumber(value));
}
else if (targetType == typeof(String))
{
return(value.IsPrimitive() ? TypeConverter.ToString(value) : value.ToString());
}
else if (targetType == typeof(Boolean))
{
return(TypeConverter.ToBoolean(value));
}
else if (targetType == typeof(UInt32))
{
return(TypeConverter.ToUint32(value));
}
else if (targetType == typeof(UInt16))
{
return(TypeConverter.ToUint16(value));
}
else
{
return(value.AsComplex(targetType, engine));
}
}
return(null);
}
public bool HasPrimitiveBase()
{
return(_baseValue.IsPrimitive());
}