ErrorHandler.h (1601B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ 6 7 #ifndef mozilla_ErrorHandler_h 8 #define mozilla_ErrorHandler_h 9 10 #include "mozilla/Assertions.h" 11 #include "mozilla/WinHeaderOnlyUtils.h" 12 13 namespace mozilla { 14 15 /** 16 * All launcher process error handling should live in the implementation of 17 * this function. 18 */ 19 void HandleLauncherError(const LauncherError& aError, 20 const char* aProcessType = nullptr); 21 22 // This function is simply a convenience overload that automatically unwraps 23 // the LauncherError from the provided LauncherResult and then forwards it to 24 // the main implementation. 25 template <typename T> 26 inline void HandleLauncherError(const LauncherResult<T>& aResult, 27 const char* aProcessType = nullptr) { 28 MOZ_ASSERT(aResult.isErr()); 29 if (aResult.isOk()) { 30 return; 31 } 32 33 HandleLauncherError(aResult.inspectErr(), aProcessType); 34 } 35 36 // This function is simply a convenience overload that unwraps the provided 37 // GenericErrorResult<LauncherError> and forwards it to the main implementation. 38 inline void HandleLauncherError( 39 const GenericErrorResult<LauncherError>& aResult, 40 const char* aProcessType = nullptr) { 41 LauncherVoidResult r(aResult); 42 HandleLauncherError(r, aProcessType); 43 } 44 45 } // namespace mozilla 46 47 #endif // mozilla_ErrorHandler_h