firefox-main/js/src/vm/List-inl.h (file symbol)

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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 vm_List_inl_h
#define vm_List_inl_h
#include "vm/List.h"
#include "mozilla/Assertions.h" // MOZ_ASSERT
#include <stdint.h> // uint32_t
#include "js/Value.h" // JS::Value
#include "vm/JSContext.h" // JSContext
#include "vm/NativeObject.h" // js::NativeObject
#include "vm/JSObject-inl.h" // js::NewObjectWithGivenProto
#include "vm/NativeObject-inl.h" // js::NativeObject::*
inline /* static */ js::ListObject* js::ListObject::create(JSContext* cx) {
return NewObjectWithGivenProto<ListObject>(cx, nullptr);
}
inline bool js::ListObject::append(JSContext* cx, Value value) {
uint32_t len = length();
if (!ensureElements(cx, len + 1)) {
return false;
}
ensureDenseInitializedLength(len, 1);
setDenseElement(len, value);
return true;
}
inline JS::Value js::ListObject::popFirst(JSContext* cx) {
uint32_t len = length();
MOZ_ASSERT(len > 0);
JS::Value entry = get(0);
if (!tryShiftDenseElements(1)) {
moveDenseElements(0, 1, len - 1);
setDenseInitializedLength(len - 1);
shrinkElements(cx, len - 1);
}
MOZ_ASSERT(length() == len - 1);
return entry;
}
template <class T>
inline T& js::ListObject::popFirstAs(JSContext* cx) {
return popFirst(cx).toObject().as<T>();
}
#endif // vm_List_inl_h