Implement async generators (#3916)

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
2020-06-22 13:54:18 +02:00
parent 0f0041d720
commit b2a6109430
32 changed files with 1247 additions and 50 deletions
@@ -0,0 +1,54 @@
+/* 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.
+ */
+
+#ifndef ECMA_ASYNC_GENERATOR_OBJECT_H
+#define ECMA_ASYNC_GENERATOR_OBJECT_H
+
+#include "ecma-globals.h"
+#include "vm-defines.h"
+
+#if ENABLED (JERRY_ESNEXT)
+
+/** \addtogroup ecma ECMA
+ * @{
+ *
+ * \addtogroup ecmaasyncgeneratorobject ECMA AsyncGenerator object related routines
+ * @{
+ */
+
+/**
+ * AsyncGenerator command types.
+ */
+typedef enum
+{
+  ECMA_ASYNC_GENERATOR_DO_NEXT, /**< async generator next operation */
+  ECMA_ASYNC_GENERATOR_DO_THROW, /**< async generator throw operation */
+  ECMA_ASYNC_GENERATOR_DO_RETURN, /**< async generator return operation */
+} ecma_async_generator_operation_type_t;
+
+ecma_value_t ecma_async_generator_enqueue (vm_executable_object_t *async_generator_object_p,
+                                           ecma_async_generator_operation_type_t operation, ecma_value_t value);
+
+void ecma_async_generator_run (vm_executable_object_t *async_generator_object_p);
+void ecma_async_generator_finalize (vm_executable_object_t *async_generator_object_p, ecma_value_t value);
+
+#endif /* ENABLED (JERRY_ESNEXT) */
+
+/**
+ * @}
+ * @}
+ */
+
+#endif /* !ECMA_ASYNC_GENERATOR_OBJECT_H */