| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | // SPDX-FileCopyrightText: 2022-2023 Dennis Gläser <dennis.glaeser@iws.uni-stuttgart.de> | ||
| 2 | // SPDX-License-Identifier: MIT | ||
| 3 | /*! | ||
| 4 | * \file | ||
| 5 | * \ingroup Common | ||
| 6 | * \brief Helper functions for operations on paths. | ||
| 7 | */ | ||
| 8 | #ifndef GRIDFORMAT_COMMON_PATH_HPP_ | ||
| 9 | #define GRIDFORMAT_COMMON_PATH_HPP_ | ||
| 10 | |||
| 11 | #include <ranges> | ||
| 12 | #include <iterator> | ||
| 13 | #include <string_view> | ||
| 14 | #include <filesystem> | ||
| 15 | #include <algorithm> | ||
| 16 | |||
| 17 | namespace GridFormat::Path { | ||
| 18 | |||
| 19 | /*! | ||
| 20 | * \ingroup Common | ||
| 21 | * \brief Return a range over the elements of a path. | ||
| 22 | */ | ||
| 23 | 229627 | std::ranges::range auto elements_of(std::string_view path, char delimiter = '/') { | |
| 24 |
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229627 | return std::views::split(path, delimiter) |
| 25 |
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459254 | | std::views::transform([] (const std::ranges::range auto& element) { |
| 26 | 401115 | std::string name; | |
| 27 |
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401115 | std::ranges::copy(element, std::back_inserter(name)); |
| 28 | 401115 | return name; | |
| 29 |
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459254 | }); |
| 30 | } | ||
| 31 | |||
| 32 | //! Return true if the given path exists. | ||
| 33 | 1940 | bool exists(const std::filesystem::path& path) { | |
| 34 | 1940 | return std::filesystem::exists(path); | |
| 35 | } | ||
| 36 | |||
| 37 | //! Return true if the given path is a file. | ||
| 38 | 1939 | bool is_file(const std::filesystem::path& path) { | |
| 39 |
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1939 | if (std::filesystem::is_regular_file(path)) |
| 40 | 1938 | return true; | |
| 41 | 3 | if (std::filesystem::is_symlink(path) | |
| 42 |
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1 | && std::filesystem::is_regular_file(std::filesystem::read_symlink(path))) |
| 43 | ✗ | return true; | |
| 44 | 1 | return false; | |
| 45 | } | ||
| 46 | |||
| 47 | } // end namespace GridFormat::Path | ||
| 48 | |||
| 49 | #endif // GRIDFORMAT_COMMON_PATH_HPP_ | ||
| 50 |