Adding 'compound assignment union operator' for folly::WriteFlags enum class

[folly.git] / folly / io / async / AsyncTransport.h

diff --git a/folly/io/async/AsyncTransport.h b/folly/io/async/AsyncTransport.h
index a1023b2cca4c1c407e5877557e920a1d8b37a0ad..8af868f7b79e586bedf18a3d706e67eac2658363 100644 (file)
--- a/folly/io/async/AsyncTransport.h
+++ b/folly/io/async/AsyncTransport.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Facebook, Inc.
+ * Copyright 2017 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -71,6 +71,14 @@ inline WriteFlags operator|(WriteFlags a, WriteFlags b) {
     static_cast<uint32_t>(a) | static_cast<uint32_t>(b));
 }
 
+/*
+ * compound assignment union operator
+ */
+inline WriteFlags& operator|=(WriteFlags& a, WriteFlags b) {
+  a = a | b;
+  return a;
+}
+
 /*
  * intersection operator
  */
@@ -79,6 +87,14 @@ inline WriteFlags operator&(WriteFlags a, WriteFlags b) {
     static_cast<uint32_t>(a) & static_cast<uint32_t>(b));
 }
 
+/*
+ * compound assignment intersection operator
+ */
+inline WriteFlags& operator&=(WriteFlags& a, WriteFlags b) {
+  a = a & b;
+  return a;
+}
+
 /*
  * exclusion parameter
  */
@@ -493,7 +509,7 @@ class AsyncReader {
      */
 
     virtual void readBufferAvailable(std::unique_ptr<IOBuf> /*readBuf*/)
-      noexcept {};
+      noexcept {}
 
     /**
      * readEOF() will be invoked when the transport is closed.