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Implement ToPropertyKey operation (#3966)

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From ES 6 the ToPropertyKey operation is used to convert elements to a valid property key.
This "new" method uses the ToPrimitive operation which can call the `@@ToPrimitive`
well-known symbol to convert the given element to a key.

JerryScript-DCO-1.0-Signed-off-by: Peter Gal pgal.usz@partner.samsung.com
This commit is contained in:
Péter Gál
2020-07-06 15:17:18 +02:00
committed by GitHub
parent ed9e3eccf9
commit ae5cfae3e7
10 changed files with 174 additions and 30 deletions
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jerry-core/vm/vm.c
+4 -4
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@@ -132,7 +132,7 @@ vm_op_get_value (ecma_value_t object, /**< base object */
return error_value;
}
ecma_string_t *property_name_p = ecma_op_to_prop_name (property);
ecma_string_t *property_name_p = ecma_op_to_property_key (property);
if (property_name_p == NULL)
{
@@ -1816,7 +1816,7 @@ vm_loop (vm_frame_ctx_t *frame_ctx_p) /**< frame context */
JERRY_ASSERT ((opcode_data >> VM_OC_NON_STATIC_SHIFT) <= 0x1);
ecma_string_t *prop_name_p = ecma_op_to_prop_name (right_value);
ecma_string_t *prop_name_p = ecma_op_to_property_key (right_value);
if (JERRY_UNLIKELY (prop_name_p == NULL))
{
@@ -1849,7 +1849,7 @@ vm_loop (vm_frame_ctx_t *frame_ctx_p) /**< frame context */
{
JERRY_ASSERT ((opcode_data >> VM_OC_NON_STATIC_SHIFT) <= 0x1);
ecma_string_t *prop_name_p = ecma_op_to_prop_name (left_value);
ecma_string_t *prop_name_p = ecma_op_to_property_key (left_value);
if (JERRY_UNLIKELY (prop_name_p == NULL))
{
@@ -2029,7 +2029,7 @@ vm_loop (vm_frame_ctx_t *frame_ctx_p) /**< frame context */
prop_name_value = stack_top_p[-2];
}
ecma_string_t *prop_name_p = ecma_op_to_prop_name (prop_name_value);
ecma_string_t *prop_name_p = ecma_op_to_property_key (prop_name_value);
if (JERRY_UNLIKELY (prop_name_p == NULL))
{