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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef dom_NodeUbiReporting_h
#define dom_NodeUbiReporting_h
#include "Attr.h"
#include "Document.h"
#include "nsIContent.h"
#include "nsIContentInlines.h"
#include "nsINode.h"
#include "js/UbiNode.h"
/*
* This file defines specializations of JS::ubi::Concrete for DOM nodes
* so that the JS memory tools, which operate on the UbiNode graph, can
* define subclasses of JS::ubi::Base that represent DOM nodes and
* yield the outgoing edges in a DOM node graph for reporting.
*/
namespace JS::ubi {
// The DOM node base class.
// This is an abstract class and therefore does not require a concreteTypeName.
template <>
class Concrete<nsINode> : public Base {
protected:
explicit Concrete(nsINode* ptr) : Base(ptr) {}
public:
static void construct(void* storage, nsINode* ptr);
Size size(mozilla::MallocSizeOf mallocSizeOf) const override;
js::UniquePtr<EdgeRange> edges(JSContext* cx, bool wantNames) const override;
nsINode& get() const { return *static_cast<nsINode*>(ptr); }
CoarseType coarseType() const final { return CoarseType::DOMNode; }
const char16_t* descriptiveTypeName() const override;
};
template <>
class Concrete<nsIContent> : public Concrete<nsINode> {
protected:
explicit Concrete(nsIContent* ptr) : Concrete<nsINode>(ptr) {}
public:
static void construct(void* storage, nsIContent* ptr) {
new (storage) Concrete(ptr);
}
const char16_t* typeName() const override { return concreteTypeName; };
static const char16_t concreteTypeName[];
};
template <>
class Concrete<mozilla::dom::Document> : public Concrete<nsINode> {
protected:
explicit Concrete(mozilla::dom::Document* ptr) : Concrete<nsINode>(ptr) {}
public:
static void construct(void* storage, mozilla::dom::Document* ptr) {
new (storage) Concrete(ptr);
}
Size size(mozilla::MallocSizeOf mallocSizeOf) const override;
mozilla::dom::Document& getDoc() const {
return *static_cast<mozilla::dom::Document*>(ptr);
}
const char16_t* typeName() const override { return concreteTypeName; };
static const char16_t concreteTypeName[];
};
template <>
class Concrete<mozilla::dom::Attr> : public Concrete<nsINode> {
protected:
explicit Concrete(mozilla::dom::Attr* ptr) : Concrete<nsINode>(ptr) {}
public:
static void construct(void* storage, mozilla::dom::Attr* ptr) {
new (storage) Concrete(ptr);
}
const char16_t* typeName() const override { return concreteTypeName; };
static const char16_t concreteTypeName[];
};
} // namespace JS::ubi
#endif
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