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LibWeb: Return InvalidCharacterError from Element::set_attribute() for empty attr

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This is the first user of the new DOMException, using ExceptionOr. :^)
This commit is contained in:
Linus Groh 2021-02-19 19:13:08 +01:00 • committed by Andreas Kling
parent 3da2b51d74
commit e064194061
2 changed files with 10 additions and 2 deletions
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9
Userland/Libraries/LibWeb/DOM/Element.cpp
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@ -30,8 +30,10 @@
#include <LibWeb/CSS/PropertyID.h>
#include <LibWeb/CSS/StyleInvalidator.h>
#include <LibWeb/CSS/StyleResolver.h>
#include <LibWeb/DOM/DOMException.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/Element.h>
#include <LibWeb/DOM/ExceptionOr.h>
#include <LibWeb/DOM/ShadowRoot.h>
#include <LibWeb/DOM/Text.h>
#include <LibWeb/HTML/Parser/HTMLDocumentParser.h>
@ -82,8 +84,12 @@ String Element::attribute(const FlyString& name) const
return {};
}
void Element::set_attribute(const FlyString& name, const String& value)
ExceptionOr<void> Element::set_attribute(const FlyString& name, const String& value)
{
// FIXME: Proper name validation
if (name.is_empty())
return InvalidCharacterError::create("Attribute name must not be empty");
CSS::StyleInvalidator style_invalidator(document());
if (auto* attribute = find_attribute(name))
@ -92,6 +98,7 @@ void Element::set_attribute(const FlyString& name, const String& value)
m_attributes.empend(name, value);
parse_attribute(name, value);
return {};
}
void Element::remove_attribute(const FlyString& name)

3
Userland/Libraries/LibWeb/DOM/Element.h
View file

@ -29,6 +29,7 @@
#include <AK/FlyString.h>
#include <AK/String.h>
#include <LibWeb/DOM/Attribute.h>
#include <LibWeb/DOM/ExceptionOr.h>
#include <LibWeb/DOM/NonDocumentTypeChildNode.h>
#include <LibWeb/DOM/ParentNode.h>
#include <LibWeb/HTML/AttributeNames.h>
@ -63,7 +64,7 @@ public:
bool has_attributes() const { return !m_attributes.is_empty(); }
String attribute(const FlyString& name) const;
String get_attribute(const FlyString& name) const { return attribute(name); }
void set_attribute(const FlyString& name, const String& value);
ExceptionOr<void> set_attribute(const FlyString& name, const String& value);
void remove_attribute(const FlyString& name);
template<typename Callback>