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-rw-r--r--js/src/vm/PropertyDescriptor.cpp92
1 files changed, 92 insertions, 0 deletions
diff --git a/js/src/vm/PropertyDescriptor.cpp b/js/src/vm/PropertyDescriptor.cpp
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index 0000000000..b2e2b13e17
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+++ b/js/src/vm/PropertyDescriptor.cpp
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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/. */
+
+#include "js/PropertyDescriptor.h"
+
+#include "mozilla/Maybe.h" // mozilla::Maybe
+
+#include <stddef.h> // size_t
+#include <string.h> // strlen
+
+#include "jstypes.h" // JS_PUBLIC_API
+#include "js/Context.h" // js::AssertHeapIsIdle
+#include "js/Id.h" // jsid
+#include "js/RootingAPI.h" // JS::Rooted, JS::Handle, JS::MutableHandle
+#include "vm/JSAtomUtils.h" // Atomize, AtomizeChars
+#include "vm/JSContext.h" // JSContext, CHECK_THREAD
+#include "vm/JSObject.h" // JSObject
+#include "vm/ObjectOperations.h" // GetOwnPropertyDescriptor
+#include "vm/StringType.h" // JSAtom
+
+#include "vm/JSAtomUtils-inl.h" // AtomToId
+#include "vm/JSContext-inl.h" // JSContext::check
+
+using namespace js;
+
+JS_PUBLIC_API bool JS_GetOwnPropertyDescriptorById(
+ JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id,
+ JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc) {
+ AssertHeapIsIdle();
+ CHECK_THREAD(cx);
+ cx->check(obj, id);
+ return GetOwnPropertyDescriptor(cx, obj, id, desc);
+}
+
+JS_PUBLIC_API bool JS_GetOwnPropertyDescriptor(
+ JSContext* cx, JS::Handle<JSObject*> obj, const char* name,
+ JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc) {
+ JSAtom* atom = Atomize(cx, name, strlen(name));
+ if (!atom) {
+ return false;
+ }
+ JS::Rooted<jsid> id(cx, AtomToId(atom));
+ return JS_GetOwnPropertyDescriptorById(cx, obj, id, desc);
+}
+
+JS_PUBLIC_API bool JS_GetOwnUCPropertyDescriptor(
+ JSContext* cx, JS::Handle<JSObject*> obj, const char16_t* name,
+ size_t namelen,
+ JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc) {
+ JSAtom* atom = AtomizeChars(cx, name, namelen);
+ if (!atom) {
+ return false;
+ }
+ JS::Rooted<jsid> id(cx, AtomToId(atom));
+ return JS_GetOwnPropertyDescriptorById(cx, obj, id, desc);
+}
+
+JS_PUBLIC_API bool JS_GetPropertyDescriptorById(
+ JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id,
+ JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc,
+ JS::MutableHandle<JSObject*> holder) {
+ cx->check(obj, id);
+ return GetPropertyDescriptor(cx, obj, id, desc, holder);
+}
+
+JS_PUBLIC_API bool JS_GetPropertyDescriptor(
+ JSContext* cx, JS::Handle<JSObject*> obj, const char* name,
+ JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc,
+ JS::MutableHandle<JSObject*> holder) {
+ JSAtom* atom = Atomize(cx, name, strlen(name));
+ if (!atom) {
+ return false;
+ }
+ JS::Rooted<jsid> id(cx, AtomToId(atom));
+ return JS_GetPropertyDescriptorById(cx, obj, id, desc, holder);
+}
+
+JS_PUBLIC_API bool JS_GetUCPropertyDescriptor(
+ JSContext* cx, JS::Handle<JSObject*> obj, const char16_t* name,
+ size_t namelen,
+ JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc,
+ JS::MutableHandle<JSObject*> holder) {
+ JSAtom* atom = AtomizeChars(cx, name, namelen);
+ if (!atom) {
+ return false;
+ }
+ JS::Rooted<jsid> id(cx, AtomToId(atom));
+ return JS_GetPropertyDescriptorById(cx, obj, id, desc, holder);
+}