Sylvestre Ledru
9eb1a31a98
replaced by .editorconfig # ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D287843
35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/CallbackInterface.h"
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#include "js/CallAndConstruct.h" // JS::IsCallable
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#include "js/CharacterEncoding.h"
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#include "js/PropertyAndElement.h" // JS_GetProperty, JS_GetPropertyById
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#include "jsapi.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "nsPrintfCString.h"
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namespace mozilla::dom {
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bool CallbackInterface::GetCallableProperty(
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BindingCallContext& cx, JS::Handle<jsid> aPropId,
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JS::MutableHandle<JS::Value> aCallable) {
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JS::Rooted<JSObject*> obj(cx, CallbackKnownNotGray());
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if (!JS_GetPropertyById(cx, obj, aPropId, aCallable)) {
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return false;
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}
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if (!aCallable.isObject() || !JS::IsCallable(&aCallable.toObject())) {
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JS::Rooted<JSString*> propId(cx, aPropId.toString());
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JS::UniqueChars propName = JS_EncodeStringToUTF8(cx, propId);
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nsPrintfCString description("Property '%s'", propName.get());
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cx.ThrowErrorMessage<MSG_NOT_CALLABLE>(description.get());
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return false;
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}
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return true;
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}
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} // namespace mozilla::dom
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