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3560ad5b6e
MozReview-Commit-ID: KvKY9CMqfww --HG-- extra : rebase_source : 5e548884d3a331b5dc8704a690ccbd532ac2534a
30 lines
796 B
C++
30 lines
796 B
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* A polyfill for `<algorithm>`. */
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#ifndef mozilla_Algorithm_h
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#define mozilla_Algorithm_h
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namespace mozilla {
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// Returns true if all elements in the range [aFirst, aLast)
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// satisfy the predicate aPred.
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template <class Iter, class Pred>
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constexpr bool AllOf(Iter aFirst, Iter aLast, Pred aPred)
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{
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for (; aFirst != aLast; ++aFirst) {
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if (!aPred(*aFirst)) {
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return false;
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}
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}
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return true;
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}
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} // namespace mozilla
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#endif // mozilla_Algorithm_h
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