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Diffstat (limited to 'source/lib/include/wanda/system/filesystem.hpp')
| -rw-r--r-- | source/lib/include/wanda/system/filesystem.hpp | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/source/lib/include/wanda/system/filesystem.hpp b/source/lib/include/wanda/system/filesystem.hpp new file mode 100644 index 0000000..971db90 --- /dev/null +++ b/source/lib/include/wanda/system/filesystem.hpp @@ -0,0 +1,39 @@ +/** + * @file filesystem.hpp + * @author Felix Morgner (felix.morgner@gmail.com) + * @since 1.0.0 + */ + +#ifndef WANDA_SYSTEM_FILESYSTEM_HPP +#define WANDA_SYSTEM_FILESYSTEM_HPP + +#include <filesystem> +#include <optional> +#include <vector> + +namespace wanda::system +{ + /** + * @brief Covenience alias for path lists + */ + using path_list = std::vector<std::filesystem::path>; + + /** + * @brief The default scan filter, allowing only regular files to pass + */ + constexpr inline auto default_filter = [](std::filesystem::path const & path) { + return is_regular_file(path); + }; + + /** + * @brief Scan the given folder for files + */ + std::optional<path_list> scan(std::filesystem::path folder, bool(filter)(std::filesystem::path const &) = default_filter); + + /** + * @brief Pick a random path from the given list + */ + std::filesystem::path random_pick(path_list const & paths); +} // namespace wanda::system + +#endif
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