Bug 961289 - Add a ToString utility to MFBT. r=froydnj

--HG--
extra : source : 26bd00a6d34fa88b8a16862e5b96a6717386f9f7

mfbt/ToString.h

@@ -0,0 +1,32 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Utilities for converting an object to a string representation. */
+
+#ifndef mozilla_ToString_h
+#define mozilla_ToString_h
+
+#include <string>
+#include <sstream>
+
+namespace mozilla {
+
+/**
+ * A convenience function for converting an object to a string representation.
+ * Supports any object which can be streamed to an std::ostream.
+ */
+template<typename T>
+std::string
+ToString(const T& t)
+{
+  std::ostringstream stream;
+  stream << t;
+  return stream.str();
+}
+
+} // namespace mozilla
+
+#endif /* mozilla_ToString_h */

mfbt/moz.build

@@ -60,6 +60,7 @@ EXPORTS.mozilla = [
     'SplayTree.h',
     'TemplateLib.h',
     'ThreadLocal.h',
+    'ToString.h',
     'TypedEnum.h',
     'TypedEnumBits.h',
     'TypedEnumInternal.h',