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Implement the Symbol builtin object (#2601)

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This patch contains the base functionalities that the new builtin object requires.

Currently unavailable:
 - print (Symbol('foo')) - this features requires the refactor of the print handler function
 - Several global symbol based builtin routines (follow up patch)

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2019-01-16 10:09:23 +01:00
committed by Robert Sipka
parent 08c7183ef8
commit 7e3d688e5b
43 changed files with 1896 additions and 212 deletions
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jerry-core/vm/opcodes.c
+7 -9
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@@ -162,14 +162,12 @@ vm_op_delete_prop (ecma_value_t object, /**< base object */
}
JERRY_ASSERT (check_coercible == ECMA_VALUE_EMPTY);
ecma_value_t str_name_value = ecma_op_to_string (property);
if (ECMA_IS_VALUE_ERROR (str_name_value))
{
return str_name_value;
}
ecma_string_t *name_string_p = ecma_op_to_prop_name (property);
JERRY_ASSERT (ecma_is_value_string (str_name_value));
ecma_string_t *name_string_p = ecma_get_string_from_value (str_name_value);
if (JERRY_UNLIKELY (name_string_p == NULL))
{
return ECMA_VALUE_ERROR;
}
ecma_value_t obj_value = ecma_op_to_object (object);
/* The ecma_op_check_object_coercible call already checked the op_to_object error cases. */
@@ -180,8 +178,8 @@ vm_op_delete_prop (ecma_value_t object, /**< base object */
ecma_value_t delete_op_ret = ecma_op_object_delete (obj_p, name_string_p, is_strict);
JERRY_ASSERT (ecma_is_value_boolean (delete_op_ret) || (is_strict == true && ECMA_IS_VALUE_ERROR (delete_op_ret)));
ecma_free_value (obj_value);
ecma_free_value (str_name_value);
ecma_deref_object (obj_p);
ecma_deref_ecma_string (name_string_p);
return delete_op_ret;
} /* vm_op_delete_prop */