Program Listing for File string_util.hpp

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/* * SPDX-FileCopyrightText: Copyright (c) 2021-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved. * SPDX-License-Identifier: Apache-2.0 * * 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 <sstream> #include <string> namespace morpheus { #define MORPHEUS_CONCAT_STR(strs) ((std::ostringstream&)(std::ostringstream() << strs)).str() /****** Component public implementations *******************/ /****** StringUtil ****************************************/ struct StringUtil { template <typename IterT> static std::string join(IterT begin, IterT end, std::string const& separator) { std::ostringstream result; if (begin != end) result << *begin++; while (begin != end) result << separator << *begin++; return result.str(); } template <typename IterT> static std::string array_to_str(IterT begin, IterT end) { return MORPHEUS_CONCAT_STR("[" << join(begin, end, ", ") << "]"); } template <typename IterT> static std::string map_to_str(IterT begin, IterT end) { std::ostringstream ss; ss << "{"; if (begin != end) { ss << begin->first << ": '" << begin->second << "'"; ++begin; } while (begin != end) { ss << ", " << begin->first << ": '" << begin->second << "'"; ++begin; } ss << "}"; return ss.str(); } static bool str_contains(const std::string& str, const std::string& search_str); }; // end of group } // namespace morpheus

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