chromium/third_party/blink/renderer/core/html/custom/custom_element_registry.cc

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/core/html/custom/custom_element_registry.h"

#include <limits>

#include "base/auto_reset.h"
#include "third_party/blink/public/web/web_custom_element.h"
#include "third_party/blink/renderer/bindings/core/v8/script_custom_element_definition_builder.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_element_definition_options.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/element.h"
#include "third_party/blink/renderer/core/dom/element_traversal.h"
#include "third_party/blink/renderer/core/dom/shadow_root.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/web_feature.h"
#include "third_party/blink/renderer/core/html/custom/ce_reactions_scope.h"
#include "third_party/blink/renderer/core/html/custom/custom_element.h"
#include "third_party/blink/renderer/core/html/custom/custom_element_definition.h"
#include "third_party/blink/renderer/core/html/custom/custom_element_definition_builder.h"
#include "third_party/blink/renderer/core/html/custom/custom_element_descriptor.h"
#include "third_party/blink/renderer/core/html/custom/custom_element_reaction_stack.h"
#include "third_party/blink/renderer/core/html/custom/custom_element_upgrade_sorter.h"
#include "third_party/blink/renderer/core/html_element_type_helpers.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/instrumentation/tracing/trace_event.h"
#include "third_party/blink/renderer/platform/instrumentation/use_counter.h"

namespace blink {

namespace {

void CollectUpgradeCandidateInNode(Node& root,
                                   HeapVector<Member<Element>>& candidates) { … }

// Returns true if |name| is invalid.
bool ThrowIfInvalidName(const AtomicString& name,
                        bool allow_embedder_names,
                        ExceptionState& exception_state) { … }

// Returns true if |name| is valid.
bool ThrowIfValidName(const AtomicString& name,
                      ExceptionState& exception_state) { … }

}  // namespace

// static
CustomElementRegistry* CustomElementRegistry::Create(
    ScriptState* script_state) { … }

CustomElementRegistry::CustomElementRegistry(const LocalDOMWindow* owner)
    : … { … }

void CustomElementRegistry::Trace(Visitor* visitor) const { … }

CustomElementDefinition* CustomElementRegistry::define(
    ScriptState* script_state,
    const AtomicString& name,
    V8CustomElementConstructor* constructor,
    const ElementDefinitionOptions* options,
    ExceptionState& exception_state) { … }

// https://html.spec.whatwg.org/C/#element-definition
CustomElementDefinition* CustomElementRegistry::DefineInternal(
    ScriptState* script_state,
    const AtomicString& name,
    CustomElementDefinitionBuilder& builder,
    const ElementDefinitionOptions* options,
    ExceptionState& exception_state) { … }

// https://html.spec.whatwg.org/C/#dom-customelementsregistry-get
ScriptValue CustomElementRegistry::get(const AtomicString& name) { … }

// https://html.spec.whatwg.org/C/#dom-customelementregistry-getname
const AtomicString& CustomElementRegistry::getName(
    V8CustomElementConstructor* constructor) { … }

// https://html.spec.whatwg.org/C/#look-up-a-custom-element-definition
// At this point, what the spec calls 'is' is 'name' from desc
CustomElementDefinition* CustomElementRegistry::DefinitionFor(
    const CustomElementDescriptor& desc) const { … }

bool CustomElementRegistry::NameIsDefined(const AtomicString& name) const { … }

CustomElementDefinition* CustomElementRegistry::DefinitionForName(
    const AtomicString& name) const { … }

CustomElementDefinition* CustomElementRegistry::DefinitionForConstructor(
    V8CustomElementConstructor* constructor) const { … }

CustomElementDefinition* CustomElementRegistry::DefinitionForConstructor(
    v8::Local<v8::Object> constructor) const { … }

void CustomElementRegistry::AddCandidate(Element& candidate) { … }

// https://html.spec.whatwg.org/C/#dom-customelementsregistry-whendefined
ScriptPromise<V8CustomElementConstructor> CustomElementRegistry::whenDefined(
    ScriptState* script_state,
    const AtomicString& name,
    ExceptionState& exception_state) { … }

void CustomElementRegistry::CollectCandidates(
    const CustomElementDescriptor& desc,
    HeapVector<Member<Element>>* elements) { … }

// https://html.spec.whatwg.org/C/#dom-customelementregistry-upgrade
void CustomElementRegistry::upgrade(Node* root) { … }

bool CustomElementRegistry::IsGlobalRegistry() const { … }

void CustomElementRegistry::AssociatedWith(Document& document) { … }

}  // namespace blink