LibreOffice Module o3tl (master)  1
vector_utils.hxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3  * This file is part of the LibreOffice project.
4  *
5  * This Source Code Form is subject to the terms of the Mozilla Public
6  * License, v. 2.0. If a copy of the MPL was not distributed with this
7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8  *
9  */
10 
11 #pragma once
12 
13 #include <vector>
14 
15 namespace o3tl
16 {
17 // removes duplicated elements in a vector
18 template <typename T> void remove_duplicates(std::vector<T>& rVector)
19 {
20  std::unordered_set<T> aSet;
21  auto aEnd = std::copy_if(rVector.begin(), rVector.end(), rVector.begin(),
22  [&aSet](T const& rElement) { return aSet.insert(rElement).second; });
23  rVector.erase(aEnd, rVector.end());
24 }
25 }
26 
27 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
void remove_duplicates(std::vector< T > &rVector)