Folly Futures to Python Asyncio Futures Bridge

[folly.git] / folly / python / test / simple.h

diff --git a/folly/python/test/simple.h b/folly/python/test/simple.h
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+/*
+ * Copyright 2017-present Facebook, Inc.
+ *
+ * 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.
+ */
+#pragma once
+#include <folly/futures/Future.h>
+#include <folly/futures/Promise.h>
+#include <cstdint>
+
+namespace folly {
+namespace python {
+namespace test {
+
+folly::Future<uint64_t> future_getValueX5(uint64_t val) {
+  folly::Promise<uint64_t> p;
+  auto f = p.getFuture();
+  p.setWith([val] {
+    if (val == 0) {
+      throw std::invalid_argument("0 is not allowed");
+    }
+    return val * 5;
+  });
+  return f;
+}
+}
+}
+}