naiveproxy/base/ios/ns_error_util.h
2018-08-14 22:19:20 +00:00

26 lines
798 B
Objective-C

// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_IOS_NS_ERROR_UTIL_H_
#define BASE_IOS_NS_ERROR_UTIL_H_
@class NSError;
namespace base {
namespace ios {
// Iterates through |error|'s underlying errors and returns the first error for
// which there is no underlying error.
NSError* GetFinalUnderlyingErrorFromError(NSError* error);
// Returns a copy of |original_error| with |underlying_error| appended to the
// end of its underlying error chain.
NSError* ErrorWithAppendedUnderlyingError(NSError* original_error,
NSError* underlying_error);
} // namespace ios
} // namespace base
#endif // BASE_IOS_NS_ERROR_UTIL_H_