/* 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 bool js::ListObject::append(JSContext* cx, Value v1, Value v2) {
uint32_t len = length();
if (!ensureElements(cx, len +
2)) {
return false;
}
ensureDenseInitializedLength(len,
2);
setDenseElement(len, v1);
setDenseElement(len +
1, v2);
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