Introduce builtin intrinsic object to share property values between builtin objects (#3490)

Fixed: - Global symbol access - Array.prototype.values and Array.prototype[Symbol.iterator] must be the same function object To test the new functionality arguments object Symbol.iterator property is added. JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
2020-01-16 15:57:27 +01:00
parent 332e216736
commit 8b41bf306a
26 changed files with 349 additions and 110 deletions
@@ -0,0 +1,73 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * 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-builtins.h"
+#include "ecma-array-object.h"
+#include "ecma-gc.h"
+
+#if ENABLED (JERRY_ES2015)
+
+#define ECMA_BUILTINS_INTERNAL
+#include "ecma-builtins-internal.h"
+
+#define BUILTIN_INC_HEADER_NAME "ecma-builtin-intrinsic.inc.h"
+#define BUILTIN_UNDERSCORED_ID intrinsic
+#include "ecma-builtin-internal-routines-template.inc.h"
+
+/** \addtogroup ecma ECMA
+ * @{
+ *
+ * \addtogroup ecmabuiltins
+ * @{
+ *
+ * \addtogroup intrinsic ECMA Intrinsic object built-in
+ * @{
+ */
+
+/**
+ * The %ArrayProto_values% intrinsic routine
+ *
+ * See also:
+ *          ECMA-262 v5, 15.4.4.4
+ *
+ * @return ecma value
+ *         Returned value must be freed with ecma_free_value.
+ */
+static ecma_value_t
+ecma_builtin_intrinsic_array_prototype_values (ecma_value_t this_value) /**< this argument */
+{
+  ecma_value_t this_obj = ecma_op_to_object (this_value);
+
+  if (ECMA_IS_VALUE_ERROR (this_obj))
+  {
+    return this_obj;
+  }
+
+  ecma_object_t *this_obj_p = ecma_get_object_from_value (this_obj);
+
+  ecma_value_t ret_value = ecma_op_create_array_iterator (this_obj_p, ECMA_ITERATOR_VALUES);
+
+  ecma_deref_object (this_obj_p);
+
+  return ret_value;
+} /* ecma_builtin_intrinsic_array_prototype_values */
+
+/**
+ * @}
+ * @}
+ * @}
+ */
+
+#endif /* ENABLED (JERRY_ES2015) */