casbin/util/join_slice.cpp

/*
 * Copyright 2020 The casbin Authors. All Rights Reserved.
 *
 * 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.
 */

#include "casbin/pch.h"

#ifndef JOIN_SLICE_CPP
#define JOIN_SLICE_CPP

#include "casbin/util/util.h"

namespace casbin {

std::vector<std::string> JoinSlice(const std::string& a, const std::vector<std::string>& slice) {
    std::vector<std::string> result(slice.size() + 1);
    size_t i = 0;
    result[i] = a;
    for (const std::string& it : slice)
        result[++i] = it;
    return result;
}

} // namespace casbin

#endif // JOIN_SLICE_CPP