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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/base/nsAttrValueOrString.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/base/nsAttrValueOrString.cpp')
-rw-r--r--dom/base/nsAttrValueOrString.cpp30
1 files changed, 30 insertions, 0 deletions
diff --git a/dom/base/nsAttrValueOrString.cpp b/dom/base/nsAttrValueOrString.cpp
new file mode 100644
index 000000000..e2e1fff2b
--- /dev/null
+++ b/dom/base/nsAttrValueOrString.cpp
@@ -0,0 +1,30 @@
+/* -*- 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/. */
+
+#include "nsAttrValueOrString.h"
+
+const nsAString&
+nsAttrValueOrString::String() const
+{
+ if (mStringPtr) {
+ return *mStringPtr;
+ }
+
+ if (!mAttrValue) {
+ mStringPtr = &mCheapString;
+ return *mStringPtr;
+ }
+
+ if (mAttrValue->Type() == nsAttrValue::eString) {
+ mCheapString = mAttrValue->GetStringValue();
+ mStringPtr = &mCheapString;
+ return *mStringPtr;
+ }
+
+ mAttrValue->ToString(mCheapString);
+ mStringPtr = &mCheapString;
+ return *mStringPtr;
+}