mirror of
https://github.com/Instagram/IGListKit
synced 2026-04-30 09:57:30 +00:00
8aff5ce1a3
Summary: For `CompilerWarningLevel.HIGH` targets (except Instagram), let's address `switch` without `default` present Reviewed By: aary Differential Revision: D75460752 fbshipit-source-id: dd0a4594421580b745b7bb866efe4a86d3061d6d
57 lines
1.8 KiB
C
57 lines
1.8 KiB
C
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#ifndef IGLK_SUBCLASSING_RESTRICTED
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#if defined(__has_attribute) && __has_attribute(objc_subclassing_restricted)
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#define IGLK_SUBCLASSING_RESTRICTED __attribute__((objc_subclassing_restricted))
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#else
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#define IGLK_SUBCLASSING_RESTRICTED
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#endif // #if defined(__has_attribute) && __has_attribute(objc_subclassing_restricted)
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#endif // #ifndef IGLK_SUBCLASSING_RESTRICTED
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#ifndef IGLK_UNAVAILABLE
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#define IGLK_UNAVAILABLE(message) __attribute__((unavailable(message)))
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#endif // #ifndef IGLK_UNAVAILABLE
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#if defined(IGLK_LOGGING_ENABLED) && IGLK_LOGGING_ENABLED
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#define IGLKLog( s, ... ) do { NSLog( @"IGListKit: %@", [NSString stringWithFormat: (s), ##__VA_ARGS__] ); } while(0)
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#else
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#define IGLKLog( s, ... )
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#endif
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#ifndef IGLK_DEBUG_DESCRIPTION_ENABLED
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#ifdef DEBUG
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#define IGLK_DEBUG_DESCRIPTION_ENABLED DEBUG
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#else
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#define IGLK_DEBUG_DESCRIPTION_ENABLED 0
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#endif // #ifdef DEBUG
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#endif // #ifndef IGLK_DEBUG_DESCRIPTION_ENABLED
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#define IGLK_BLOCK_CALL_SAFE(BLOCK, ...) \
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do { \
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__typeof(BLOCK) ig_safe_block = (BLOCK); \
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if (ig_safe_block) { \
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ig_safe_block(__VA_ARGS__); \
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} \
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} while (NO)
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/*
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E.g.
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switch (direction) {
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case UICollectionViewScrollDirectionHorizontal:
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...
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case UICollectionViewScrollDirectionVertical:
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...
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default:
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IGLK_UNEXPECTED_SWITCH_CASE_ABORT(UICollectionViewScrollDirection, direction);
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}
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*/
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#define IGLK_UNEXPECTED_SWITCH_CASE_ABORT(type, value) ({ \
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type value__##__LINE__ = (value); \
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fprintf(stderr, "Unexpected " #type " : %ld\n", (long)(value__##__LINE__)); \
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abort(); \
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})
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