From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- dom/bindings/CallbackInterface.cpp | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 dom/bindings/CallbackInterface.cpp (limited to 'dom/bindings/CallbackInterface.cpp') diff --git a/dom/bindings/CallbackInterface.cpp b/dom/bindings/CallbackInterface.cpp new file mode 100644 index 0000000000..b000ea22d1 --- /dev/null +++ b/dom/bindings/CallbackInterface.cpp @@ -0,0 +1,35 @@ +/* -*- 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 "mozilla/dom/CallbackInterface.h" +#include "jsapi.h" +#include "js/CallAndConstruct.h" // JS::IsCallable +#include "js/CharacterEncoding.h" +#include "js/PropertyAndElement.h" // JS_GetProperty, JS_GetPropertyById +#include "mozilla/dom/BindingUtils.h" +#include "nsPrintfCString.h" + +namespace mozilla::dom { + +bool CallbackInterface::GetCallableProperty( + BindingCallContext& cx, JS::Handle aPropId, + JS::MutableHandle aCallable) { + JS::Rooted obj(cx, CallbackKnownNotGray()); + if (!JS_GetPropertyById(cx, obj, aPropId, aCallable)) { + return false; + } + if (!aCallable.isObject() || !JS::IsCallable(&aCallable.toObject())) { + JS::Rooted propId(cx, aPropId.toString()); + JS::UniqueChars propName = JS_EncodeStringToUTF8(cx, propId); + nsPrintfCString description("Property '%s'", propName.get()); + cx.ThrowErrorMessage(description.get()); + return false; + } + + return true; +} + +} // namespace mozilla::dom -- cgit v1.2.3