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LibWeb: Generate MathML Elements

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We will now generate MathML elements when parsing HTML.
This commit is contained in:
Jonah 2023-07-05 20:25:52 -05:00 • committed by Sam Atkins
parent 52d6df5ee5
commit 442602bec8
Notes: sideshowbarker 2024-07-18 02:47:59 +09:00
8 changed files with 123 additions and 1 deletions
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20
Userland/Libraries/LibWeb/DOM/ElementFactory.cpp
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@ -81,6 +81,8 @@
#include <LibWeb/HTML/HTMLUnknownElement.h>
#include <LibWeb/HTML/HTMLVideoElement.h>
#include <LibWeb/HTML/Scripting/ExceptionReporter.h>
#include <LibWeb/MathML/MathMLElement.h>
#include <LibWeb/MathML/TagNames.h>
#include <LibWeb/Namespace.h>
#include <LibWeb/SVG/SVGCircleElement.h>
#include <LibWeb/SVG/SVGClipPathElement.h>
@ -477,6 +479,15 @@ static WebIDL::ExceptionOr<JS::GCPtr<SVG::SVGElement>> create_svg_element(JS::Re
return nullptr;
}
static WebIDL::ExceptionOr<JS::GCPtr<MathML::MathMLElement>> create_mathml_element(JS::Realm& realm, Document& document, QualifiedName qualified_name)
{
auto const& local_name = TRY_OR_THROW_OOM(realm.vm(), FlyString::from_deprecated_fly_string(qualified_name.local_name()));
if (local_name.is_one_of(MathML::TagNames::annotation, MathML::TagNames::annotation_xml, MathML::TagNames::maction, MathML::TagNames::math, MathML::TagNames::merror, MathML::TagNames::mfrac, MathML::TagNames::mi, MathML::TagNames::mmultiscripts, MathML::TagNames::mn, MathML::TagNames::mo, MathML::TagNames::mover, MathML::TagNames::mpadded, MathML::TagNames::mphantom, MathML::TagNames::mprescripts, MathML::TagNames::mroot, MathML::TagNames::mrow, MathML::TagNames::ms, MathML::TagNames::mspace, MathML::TagNames::msqrt, MathML::TagNames::mstyle, MathML::TagNames::msub, MathML::TagNames::msubsup, MathML::TagNames::msup, MathML::TagNames::mtable, MathML::TagNames::mtd, MathML::TagNames::mtext, MathML::TagNames::mtr, MathML::TagNames::munder, MathML::TagNames::munderover, MathML::TagNames::semantics))
return MUST_OR_THROW_OOM(realm.heap().allocate<MathML::MathMLElement>(realm, document, move(qualified_name)));
return nullptr;
}
// https://dom.spec.whatwg.org/#concept-create-element
WebIDL::ExceptionOr<JS::NonnullGCPtr<Element>> create_element(Document& document, DeprecatedFlyString local_name, DeprecatedFlyString namespace_, DeprecatedFlyString prefix, Optional<String> is_value, bool synchronous_custom_elements_flag)
{
@ -634,6 +645,15 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Element>> create_element(Document& document
}
}
if (namespace_ == Namespace::MathML) {
auto element = TRY(create_mathml_element(realm, document, qualified_name));
if (element) {
element->set_is_value(move(is_value));
element->set_custom_element_state(CustomElementState::Uncustomized);
return JS::NonnullGCPtr<Element> { *element };
}
}
// 8. Return result.
// NOTE: See step 3.