LibWeb: Match spec changes to "create an element" algorithm

Corresponds to whatwg/html#10857

No code changes, only comments.

Libraries/LibWeb/Bindings/AudioConstructor.cpp

@@ -44,7 +44,7 @@ JS::ThrowCompletionOr<GC::Ref<JS::Object>> AudioConstructor::construct(FunctionO
     auto& window = verify_cast<HTML::Window>(HTML::current_principal_global_object());
     auto& document = window.associated_document();
 
-    // 2. Let audio be the result of creating an element given document, audio, and the HTML namespace.
+    // 2. Let audio be the result of creating an element given document, "audio", and the HTML namespace.
     auto audio = TRY(Bindings::throw_dom_exception_if_needed(vm, [&]() { return DOM::create_element(document, HTML::TagNames::audio, Namespace::HTML); }));
 
     // 3. Set an attribute value for audio using "preload" and "auto".

Libraries/LibWeb/Bindings/ImageConstructor.cpp

@@ -45,7 +45,7 @@ JS::ThrowCompletionOr<GC::Ref<JS::Object>> ImageConstructor::construct(FunctionO
     auto& window = verify_cast<HTML::Window>(HTML::current_principal_global_object());
     auto& document = window.associated_document();
 
-    // 2. Let img be the result of creating an element given document, img, and the HTML namespace.
+    // 2. Let img be the result of creating an element given document, "img", and the HTML namespace.
     auto image_element = TRY(Bindings::throw_dom_exception_if_needed(vm, [&]() { return DOM::create_element(document, HTML::TagNames::img, Namespace::HTML); }));
 
     // 3. If width is given, then set an attribute value for img using "width" and width.

Libraries/LibWeb/Bindings/OptionConstructor.cpp

@@ -54,7 +54,7 @@ JS::ThrowCompletionOr<GC::Ref<JS::Object>> OptionConstructor::construct(Function
     auto& window = verify_cast<HTML::Window>(HTML::current_principal_global_object());
     auto& document = window.associated_document();
 
-    // 2. Let option be the result of creating an element given document, option, and the HTML namespace.
+    // 2. Let option be the result of creating an element given document, "option", and the HTML namespace.
     auto element = TRY(Bindings::throw_dom_exception_if_needed(vm, [&]() { return DOM::create_element(document, HTML::TagNames::option, Namespace::HTML); }));
     GC::Ref<HTML::HTMLOptionElement> option_element = verify_cast<HTML::HTMLOptionElement>(*element);
 

Libraries/LibWeb/DOM/Attr.cpp

@@ -101,7 +101,8 @@ void Attr::handle_attribute_changes(Element& element, Optional<String> const& ol
     // 1. Queue a mutation record of "attributes" for element with attribute’s local name, attribute’s namespace, oldValue, « », « », null, and null.
     element.queue_mutation_record(MutationType::attributes, local_name(), namespace_uri(), old_value, {}, {}, nullptr, nullptr);
 
-    // 2. If element is custom, then enqueue a custom element callback reaction with element, callback name "attributeChangedCallback", and an argument list containing attribute’s local name, oldValue, newValue, and attribute’s namespace.
+    // 2. If element is custom, then enqueue a custom element callback reaction with element, callback name "attributeChangedCallback",
+    //    and « attribute’s local name, oldValue, newValue, attribute’s namespace ».
     if (element.is_custom()) {
         auto& vm = this->vm();
 

Libraries/LibWeb/DOM/DOMImplementation.cpp

@@ -106,17 +106,17 @@ GC::Ref<Document> DOMImplementation::create_html_document(Optional<String> const
     doctype->set_name("html"_string);
     MUST(html_document->append_child(*doctype));
 
-    // 4. Append the result of creating an element given doc, html, and the HTML namespace, to doc.
+    // 4. Append the result of creating an element given doc, "html", and the HTML namespace, to doc.
     auto html_element = create_element(html_document, HTML::TagNames::html, Namespace::HTML).release_value_but_fixme_should_propagate_errors();
     MUST(html_document->append_child(html_element));
 
-    // 5. Append the result of creating an element given doc, head, and the HTML namespace, to the html element created earlier.
+    // 5. Append the result of creating an element given doc, "head", and the HTML namespace, to the html element created earlier.
     auto head_element = create_element(html_document, HTML::TagNames::head, Namespace::HTML).release_value_but_fixme_should_propagate_errors();
     MUST(html_element->append_child(head_element));
 
     // 6. If title is given:
     if (title.has_value()) {
-        // 1. Append the result of creating an element given doc, title, and the HTML namespace, to the head element created earlier.
+        // 1. Append the result of creating an element given doc, "title", and the HTML namespace, to the head element created earlier.
         auto title_element = create_element(html_document, HTML::TagNames::title, Namespace::HTML).release_value_but_fixme_should_propagate_errors();
         MUST(head_element->append_child(title_element));
 
@@ -125,7 +125,7 @@ GC::Ref<Document> DOMImplementation::create_html_document(Optional<String> const
         MUST(title_element->append_child(*text_node));
     }
 
-    // 7. Append the result of creating an element given doc, body, and the HTML namespace, to the html element created earlier.
+    // 7. Append the result of creating an element given doc, "body", and the HTML namespace, to the html element created earlier.
     auto body_element = create_element(html_document, HTML::TagNames::body, Namespace::HTML).release_value_but_fixme_should_propagate_errors();
     MUST(html_element->append_child(body_element));
 

Libraries/LibWeb/DOM/Document.cpp

@@ -442,13 +442,13 @@ void Document::initialize(JS::Realm& realm)
 // https://html.spec.whatwg.org/multipage/document-lifecycle.html#populate-with-html/head/body
 WebIDL::ExceptionOr<void> Document::populate_with_html_head_and_body()
 {
-    // 1. Let html be the result of creating an element given document, html, and the HTML namespace.
+    // 1. Let html be the result of creating an element given document, "html", and the HTML namespace.
     auto html = TRY(DOM::create_element(*this, HTML::TagNames::html, Namespace::HTML));
 
-    // 2. Let head be the result of creating an element given document, head, and the HTML namespace.
+    // 2. Let head be the result of creating an element given document, "head", and the HTML namespace.
     auto head = TRY(DOM::create_element(*this, HTML::TagNames::head, Namespace::HTML));
 
-    // 3. Let body be the result of creating an element given document, body, and the HTML namespace.
+    // 3. Let body be the result of creating an element given document, "body", and the HTML namespace.
     auto body = TRY(DOM::create_element(*this, HTML::TagNames::body, Namespace::HTML));
 
     // 4. Append html to document.
@@ -930,7 +930,7 @@ WebIDL::ExceptionOr<void> Document::set_title(String const& title)
         }
         // 2. Otherwise:
         else {
-            // 1. Let element be the result of creating an element given the document element's node document, title,
+            // 1. Let element be the result of creating an element given the document element's node document, "title",
             //    and the SVG namespace.
             element = TRY(DOM::create_element(*this, HTML::TagNames::title, Namespace::SVG));
 
@@ -959,7 +959,7 @@ WebIDL::ExceptionOr<void> Document::set_title(String const& title)
         }
         // 3. Otherwise:
         else {
-            // 1. Let element be the result of creating an element given the document element's node document, title,
+            // 1. Let element be the result of creating an element given the document element's node document, "title",
             //    and the HTML namespace.
             element = TRY(DOM::create_element(*this, HTML::TagNames::title, Namespace::HTML));
 

Libraries/LibWeb/DOM/Element.cpp

@@ -1520,7 +1520,7 @@ WebIDL::ExceptionOr<void> Element::set_outer_html(String const& value)
     if (parent->is_document())
         return WebIDL::NoModificationAllowedError::create(realm(), "Cannot set outer HTML on document"_string);
 
-    // 5. If parent is a DocumentFragment, set parent to the result of creating an element given this's node document, body, and the HTML namespace.
+    // 5. If parent is a DocumentFragment, set parent to the result of creating an element given this's node document, "body", and the HTML namespace.
     if (parent->is_document_fragment())
         parent = TRY(create_element(document(), HTML::TagNames::body, Namespace::HTML));
 
@@ -2084,7 +2084,7 @@ JS::ThrowCompletionOr<void> Element::upgrade_element(GC::Ref<HTML::CustomElement
     set_custom_element_state(CustomElementState::Failed);
 
     // 4. For each attribute in element's attribute list, in order, enqueue a custom element callback reaction with element, callback name "attributeChangedCallback",
-    //    and an argument list containing attribute's local name, null, attribute's value, and attribute's namespace.
+    //    and « attribute's local name, null, attribute's value, attribute's namespace ».
     for (size_t attribute_index = 0; attribute_index < m_attributes->length(); ++attribute_index) {
         auto const* attribute = m_attributes->item(attribute_index);
         VERIFY(attribute);
@@ -2099,7 +2099,7 @@ JS::ThrowCompletionOr<void> Element::upgrade_element(GC::Ref<HTML::CustomElement
         enqueue_a_custom_element_callback_reaction(HTML::CustomElementReactionNames::attributeChangedCallback, move(arguments));
     }
 
-    // 5. If element is connected, then enqueue a custom element callback reaction with element, callback name "connectedCallback", and an empty argument list.
+    // 5. If element is connected, then enqueue a custom element callback reaction with element, callback name "connectedCallback", and « ».
     if (is_connected()) {
         GC::MarkedVector<JS::Value> empty_arguments { vm.heap() };
         enqueue_a_custom_element_callback_reaction(HTML::CustomElementReactionNames::connectedCallback, move(empty_arguments));

Libraries/LibWeb/DOM/Range.cpp

@@ -1275,7 +1275,7 @@ WebIDL::ExceptionOr<GC::Ref<DocumentFragment>> Range::create_contextual_fragment
     //    - element's namespace is the HTML namespace;
     if (!element || is<HTML::HTMLHtmlElement>(*element)) {
         // then set element to the result of creating an element given this's node document,
-        // body, and the HTML namespace.
+        // "body", and the HTML namespace.
         element = TRY(DOM::create_element(node->document(), HTML::TagNames::body, Namespace::HTML));
     }
 

Libraries/LibWeb/HTML/HTMLElement.cpp

@@ -237,7 +237,7 @@ GC::Ref<DOM::DocumentFragment> HTMLElement::rendered_text_fragment(StringView in
                 input = input.substring_view(1);
             }
 
-            // 3. Append the result of creating an element given document, br, and the HTML namespace to fragment.
+            // 3. Append the result of creating an element given document, "br", and the HTML namespace to fragment.
             auto br_element = DOM::create_element(document(), HTML::TagNames::br, Namespace::HTML).release_value();
             MUST(fragment->append_child(br_element));
         }

Libraries/LibWeb/HTML/HTMLTableRowElement.cpp

@@ -142,7 +142,7 @@ WebIDL::ExceptionOr<GC::Ref<HTMLTableCellElement>> HTMLTableRowElement::insert_c
     if (index < -1 || index > cells_collection_size)
         return WebIDL::IndexSizeError::create(realm(), "Index is negative or greater than the number of cells"_string);
 
-    // 2. Let table cell be the result of creating an element given this tr element's node document, td, and the HTML namespace.
+    // 2. Let table cell be the result of creating an element given this tr element's node document, "td", and the HTML namespace.
     auto& table_cell = static_cast<HTMLTableCellElement&>(*TRY(DOM::create_element(document(), HTML::TagNames::td, Namespace::HTML)));
 
     // 3. If index is equal to −1 or equal to the number of items in cells collection, then append table cell to this tr element.

Libraries/LibWeb/HTML/HTMLTableSectionElement.cpp

@@ -64,7 +64,7 @@ WebIDL::ExceptionOr<GC::Ref<HTMLTableRowElement>> HTMLTableSectionElement::inser
     if (index < -1 || index > rows_collection_size)
         return WebIDL::IndexSizeError::create(realm(), "Index is negative or greater than the number of rows"_string);
 
-    // 2. Let table row be the result of creating an element given this element's node document, tr, and the HTML namespace.
+    // 2. Let table row be the result of creating an element given this element's node document, "tr", and the HTML namespace.
     auto& table_row = static_cast<HTMLTableRowElement&>(*TRY(DOM::create_element(document(), TagNames::tr, Namespace::HTML)));
 
     // 3. If index is −1 or equal to the number of items in the rows collection, then append table row to this element.

Libraries/LibWeb/HTML/Parser/HTMLParser.cpp

@@ -735,10 +735,10 @@ GC::Ref<DOM::Element> HTMLParser::create_element_for(HTMLToken const& token, Opt
     // 6. Let definition be the result of looking up a custom element definition given document, given namespace, local name, and is.
     auto definition = document->lookup_custom_element_definition(namespace_, local_name, is_value);
 
-    // 7. If definition is non-null and the parser was not created as part of the HTML fragment parsing algorithm, then let will execute script be true. Otherwise, let it be false.
+    // 7. Let willExecuteScript be true if definition is non-null and the parser was not created as part of the HTML fragment parsing algorithm; otherwise false.
     bool will_execute_script = definition && !m_parsing_fragment;
 
-    // 8. If will execute script is true, then:
+    // 8. If willExecuteScript is true:
     if (will_execute_script) {
         // 1. Increment document's throw-on-dynamic-markup-insertion counter.
         document->increment_throw_on_dynamic_markup_insertion_counter({});
@@ -753,8 +753,7 @@ GC::Ref<DOM::Element> HTMLParser::create_element_for(HTMLToken const& token, Opt
         custom_data.custom_element_reactions_stack.element_queue_stack.append({});
     }
 
-    // 9. Let element be the result of creating an element given document, localName, given namespace, null, and is.
-    //    If will execute script is true, set the synchronous custom elements flag; otherwise, leave it unset.
+    // 9. Let element be the result of creating an element given document, localName, given namespace, null, is, and willExecuteScript.
     auto element = create_element(*document, local_name, namespace_, {}, is_value, will_execute_script).release_value_but_fixme_should_propagate_errors();
 
     // 10. Append each attribute in the given token to element.
@@ -765,7 +764,7 @@ GC::Ref<DOM::Element> HTMLParser::create_element_for(HTMLToken const& token, Opt
         return IterationDecision::Continue;
     });
 
-    // 11. If will execute script is true, then:
+    // 11. If willExecuteScript is true:
     if (will_execute_script) {
         // 1. Let queue be the result of popping from document's relevant agent's custom element reactions stack. (This will be the same element queue as was pushed above.)
         auto& vm = main_thread_event_loop().vm();