Rename resource_name to source_name (#4846)

JerryScript-DCO-1.0-Signed-off-by: Yonggang Luo luoyonggang@gmail.com

jerry-ext/handler/handler-source-name.c

@@ -0,0 +1,40 @@
+/* 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 "jerryscript-ext/handler.h"
+
+/**
+ * Get the source name (usually a file name) of the currently executed script or the given function object
+ *
+ * Note: returned value must be freed with jerry_value_free, when it is no longer needed
+ *
+ * @return JS string constructed from
+ *         - the currently executed function object's source name, if the given value is undefined
+ *         - source name of the function object, if the given value is a function object
+ *         - "<anonymous>", otherwise
+ */
+jerry_value_t
+jerryx_handler_source_name (const jerry_call_info_t *call_info_p, /**< call information */
+                            const jerry_value_t args_p[], /**< function arguments */
+                            const jerry_length_t args_cnt) /**< number of function arguments */
+{
+  (void) call_info_p; /* unused */
+
+  jerry_value_t undefined_value = jerry_undefined ();
+  jerry_value_t source_name = jerry_source_name (args_cnt > 0 ? args_p[0] : undefined_value);
+  jerry_value_free (undefined_value);
+
+  return source_name;
+} /* jerryx_handler_source_name */