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LibWeb: Make Document::url() return URL by value

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Returning it by reference can lead to unpleasant situations if we use
this getter when the document may go away. Better to make the getter
return a copy than have to think about this everywhere.
This commit is contained in:
Andreas Kling 2020-06-06 13:35:58 +02:00
parent 5c0ee72b30
commit 52fcaae71c
2 changed files with 2 additions and 2 deletions
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2
Libraries/LibWeb/Bindings/LocationObject.cpp
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@ -84,7 +84,7 @@ JS::Value LocationObject::hostname_getter(JS::Interpreter& interpreter)
JS::Value LocationObject::host_getter(JS::Interpreter& interpreter)
{
auto& window = static_cast<WindowObject&>(interpreter.global_object());
auto& url = window.impl().document().url();
auto url = window.impl().document().url();
StringBuilder builder;
builder.append(url.host());
builder.append(':');

2
Libraries/LibWeb/DOM/Document.h
View file

@ -53,7 +53,7 @@ public:
virtual ~Document() override;
void set_url(const URL& url) { m_url = url; }
const URL& url() const { return m_url; }
URL url() const { return m_url; }
Origin origin() const;