| // |
| // Copyright 2018 Google Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| |
| #import <UIKit/UIKit.h> |
| |
| /** |
| * Defines a double pointer to NSError with nullability attributes to allow both the pointer and |
| * the NSError object being pointed to be @c nil. |
| * @todo Update __nullable to _Nullable when FoM moves to Xcode 7.0+. |
| */ |
| typedef NSError *__nullable __strong *__nullable GTXErrorRefType; |
