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Added new target support for dataview object (#3764)

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JerryScript-DCO-1.0-Signed-off-by: bence gabor kis kisbg@inf.u-szeged.hu
This commit is contained in:
kisbg
2020-06-18 13:53:30 +02:00
committed by GitHub
parent fb6ea035d3
commit 6a877185fe
3 changed files with 53 additions and 2 deletions
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jerry-core/api/jerry.c
+8 -1
View File
@@ -3928,8 +3928,15 @@ jerry_create_dataview (const jerry_value_t array_buffer, /**< arraybuffer to cre
ecma_make_uint32_value (byte_offset),
ecma_make_uint32_value (byte_length)
};
ecma_object_t *old_new_target_p = JERRY_CONTEXT (current_new_target);
if (old_new_target_p == NULL)
{
JERRY_CONTEXT (current_new_target) = ecma_builtin_get (ECMA_BUILTIN_ID_DATAVIEW);
}
return jerry_return (ecma_op_dataview_create (arguments_p, 3));
ecma_value_t dataview_value = ecma_op_dataview_create (arguments_p, 3);
JERRY_CONTEXT (current_new_target) = old_new_target_p;
return jerry_return (dataview_value);
#else /* !ENABLED (JERRY_BUILTIN_DATAVIEW) */
JERRY_UNUSED (array_buffer);
JERRY_UNUSED (byte_offset);
jerry-core/ecma/operations/ecma-dataview-object.c
+12 -1
View File
@@ -13,6 +13,8 @@
* limitations under the License.
*/
#include "jcontext.h"
#include "ecma-function-object.h"
#include "ecma-arraybuffer-object.h"
#include "ecma-builtins.h"
#include "ecma-exceptions.h"
@@ -45,6 +47,7 @@ ecma_op_dataview_create (const ecma_value_t *arguments_list_p, /**< arguments li
ecma_length_t arguments_list_len) /**< number of arguments */
{
JERRY_ASSERT (arguments_list_len == 0 || arguments_list_p != NULL);
JERRY_ASSERT (JERRY_CONTEXT (current_new_target));
ecma_value_t buffer = arguments_list_len > 0 ? arguments_list_p[0] : ECMA_VALUE_UNDEFINED;
@@ -127,7 +130,14 @@ ecma_op_dataview_create (const ecma_value_t *arguments_list_p, /**< arguments li
}
/* 13. */
ecma_object_t *object_p = ecma_create_object (ecma_builtin_get (ECMA_BUILTIN_ID_DATAVIEW_PROTOTYPE),
ecma_object_t *prototype_obj_p = ecma_op_get_prototype_from_constructor (JERRY_CONTEXT (current_new_target),
ECMA_BUILTIN_ID_DATAVIEW_PROTOTYPE);
if (JERRY_UNLIKELY (prototype_obj_p == NULL))
{
return ECMA_VALUE_ERROR;
}
ecma_object_t *object_p = ecma_create_object (prototype_obj_p,
sizeof (ecma_dataview_object_t),
ECMA_OBJECT_TYPE_CLASS);
@@ -137,6 +147,7 @@ ecma_op_dataview_create (const ecma_value_t *arguments_list_p, /**< arguments li
dataview_obj_p->buffer_p = buffer_p;
dataview_obj_p->byte_offset = (uint32_t) offset;
ecma_deref_object (prototype_obj_p);
return ecma_make_object_value (object_p);
} /* ecma_op_dataview_create */