mirror of
https://github.com/firebase/firebase-ios-sdk
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39 lines
1.5 KiB
Objective-C
39 lines
1.5 KiB
Objective-C
// Copyright 2017 Google
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#import <Foundation/Foundation.h>
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NS_ASSUME_NONNULL_BEGIN
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/** Helper for creating a general exception for invalid usage of an API. */
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NSException *FUNInvalidUsage(NSString *exceptionName, NSString *format, ...);
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/**
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* Macro to throw exceptions in response to API usage errors. Avoids the lint warning you usually
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* get when using @throw and (unlike a function) doesn't trigger warnings about not all codepaths
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* returning a value.
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*
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* Exceptions should only be used for programmer errors made by consumers of the SDK, e.g.
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* invalid method arguments.
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*
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* For recoverable runtime errors, use NSError**.
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* For internal programming errors, use FSTFail().
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*/
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#define FUNThrowInvalidArgument(format, ...) \
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do { \
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@throw FUNInvalidUsage(@"FIRInvalidArgumentException", format, ##__VA_ARGS__); \
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} while (0)
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NS_ASSUME_NONNULL_END
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