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AK: Expose Checked::saturating_[add|sub] as static helpers

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Hendiadyoin1 2023-07-26 14:53:21 +02:00 committed by Alexander Kalenik
parent af161a8b83
commit 127b966219
Notes: sideshowbarker 2024-07-17 03:27:40 +09:00 
Author: https://github.com/Hendiadyoin1
Commit: https://github.com/SerenityOS/serenity/commit/127b966219
Pull-request: https://github.com/SerenityOS/serenity/pull/20210
Reviewed-by: https://github.com/kalenikaliaksandr ✅
1 changed files with 16 additions and 0 deletions
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16
AK/Checked.h
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@ -338,6 +338,22 @@ public:
#endif
}
template<typename U, typename V>
static constexpr T saturating_add(U a, V b)
{
Checked checked { a };
checked.saturating_add(b);
return checked.value();
}
template<typename U, typename V>
static constexpr T saturating_sub(U a, V b)
{
Checked checked { a };
checked.saturating_sub(b);
return checked.value();
}
template<typename U, typename V>
[[nodiscard]] static constexpr bool multiplication_would_overflow(U u, V v)
{