| 1 | // Copyright 2013 The Flutter Authors. All rights reserved. |
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| 2 | // Use of this source code is governed by a BSD-style license that can be |
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| 3 | // found in the LICENSE file. |
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| 4 | |
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| 5 | #ifndef FLUTTER_FML_CONTAINER_H_ |
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| 6 | #define FLUTTER_FML_CONTAINER_H_ |
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| 7 | |
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| 8 | #include <functional> |
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| 9 | #include <map> |
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| 10 | |
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| 11 | namespace fml { |
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| 12 | |
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| 13 | template < |
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| 14 | class Collection = |
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| 15 | std::unordered_map<class Key, class Value, class Hash, class Equal>> |
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| 16 | void erase_if(Collection& container, |
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| 17 | std::function<bool(typename Collection::iterator)> predicate) { |
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| 18 | auto it = container.begin(); |
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| 19 | while (it != container.end()) { |
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| 20 | if (predicate(it)) { |
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| 21 | it = container.erase(it); |
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| 22 | continue; |
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| 23 | } |
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| 24 | it++; |
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| 25 | } |
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| 26 | } |
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| 27 | |
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| 28 | } // namespace fml |
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| 29 | |
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| 30 | #endif // FLUTTER_FML_CONTAINER_H_ |
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| 31 | |
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