erase.h

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//    Copyright 2022, farm-ng inc.
//
//    Licensed under the Apache License, Version 2.0 (the "License");
//    you may not use this file except in compliance with the License.
//    You may obtain a copy of the License at
//
//        http://www.apache.org/licenses/LICENSE-2.0
//
//    Unless required by applicable law or agreed to in writing, software
//    distributed under the License is distributed on an "AS IS" BASIS,
//    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//    See the License for the specific language governing permissions and
//    limitations under the License.
 
#pragma once
 
#include <algorithm>
 
namespace farm_ng {
 
/// https://en.cppreference.com/w/cpp/container/deque/erase2
template <class TContainer, class TPred>
size_t eraseIf(TContainer& c, TPred pred) {
  auto it = std::remove_if(c.begin(), c.end(), pred);
  auto r = std::distance(it, c.end());
  c.erase(it, c.end());
  return r;
}
 
}  // namespace farm_ng