jerryscript/jerry-core/ecma/operations/ecma-number-object.cpp
2015-02-17 19:08:55 +03:00

73 lines
2.7 KiB
C++

/* Copyright 2014-2015 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ecma-alloc.h"
#include "ecma-builtins.h"
#include "ecma-exceptions.h"
#include "ecma-gc.h"
#include "ecma-globals.h"
#include "ecma-helpers.h"
#include "ecma-number-object.h"
#include "ecma-objects.h"
#include "ecma-objects-general.h"
/** \addtogroup ecma ECMA
* @{
*
* \addtogroup ecmanumberobject ECMA Number object related routines
* @{
*/
/**
* Number object creation operation.
*
* See also: ECMA-262 v5, 15.7.2.1
*
* @return completion value
* Returned value must be freed with ecma_free_completion_value
*/
ecma_completion_value_t
ecma_op_create_number_object (const ecma_value_t& arg) /**< argument passed to the Number constructor */
{
ecma_completion_value_t conv_to_num_completion = ecma_op_to_number (arg);
if (!ecma_is_completion_value_normal (conv_to_num_completion))
{
return conv_to_num_completion;
}
ecma_number_t *prim_value_p = ecma_get_number_from_completion_value (conv_to_num_completion);
#ifndef CONFIG_ECMA_COMPACT_PROFILE_DISABLE_NUMBER_BUILTIN
ecma_object_t *prototype_obj_p = ecma_builtin_get (ECMA_BUILTIN_ID_NUMBER_PROTOTYPE);
#else /* !CONFIG_ECMA_COMPACT_PROFILE_DISABLE_NUMBER_BUILTIN */
ecma_object_t *prototype_obj_p = ecma_builtin_get (ECMA_BUILTIN_ID_OBJECT_PROTOTYPE);
#endif /* CONFIG_ECMA_COMPACT_PROFILE_DISABLE_NUMBER_BUILTIN */
ecma_object_t *obj_p = ecma_create_object (prototype_obj_p,
true,
ECMA_OBJECT_TYPE_GENERAL);
ecma_deref_object (prototype_obj_p);
ecma_property_t *class_prop_p = ecma_create_internal_property (obj_p, ECMA_INTERNAL_PROPERTY_CLASS);
class_prop_p->u.internal_property.value = ECMA_MAGIC_STRING_NUMBER_UL;
ecma_property_t *prim_value_prop_p = ecma_create_internal_property (obj_p,
ECMA_INTERNAL_PROPERTY_PRIMITIVE_NUMBER_VALUE);
ECMA_SET_POINTER (prim_value_prop_p->u.internal_property.value, prim_value_p);
return ecma_make_normal_completion_value (ecma_make_object_value (obj_p));
} /* ecma_op_create_number_object */