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https://github.com/yuzu-emu/yuzu-android
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d5706346d7
Makes it explicit that the header is intended for iterator-based algorithms that can ideally operate on any type.
28 lines
949 B
C++
28 lines
949 B
C++
// Copyright 2019 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <algorithm>
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#include <functional>
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// Algorithms that operate on iterators, much like the <algorithm> header.
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//
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// Note: If the algorithm is not general-purpose and/or doesn't operate on iterators,
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// it should probably not be placed within this header.
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namespace Common {
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template <class ForwardIt, class T, class Compare = std::less<>>
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ForwardIt BinaryFind(ForwardIt first, ForwardIt last, const T& value, Compare comp = {}) {
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// Note: BOTH type T and the type after ForwardIt is dereferenced
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// must be implicitly convertible to BOTH Type1 and Type2, used in Compare.
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// This is stricter than lower_bound requirement (see above)
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first = std::lower_bound(first, last, value, comp);
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return first != last && !comp(value, *first) ? first : last;
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}
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} // namespace Common
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