filesystem.hpp

#pragma once

#include <filesystem>

/** Find all files in a given folder that match the specified file extension
 *  The extension should be specified with the period, as in ".json"
 */
static auto get_files_in_folder(const std::string& folder, const std::string& extension) 
{
    std::vector<std::filesystem::path> files;
    for (auto const& dir_entry : std::filesystem::directory_iterator{ folder }) {
        auto path = dir_entry.path();
        if (path.extension() == extension) {
            files.push_back(path.filename());
        }
    }
    return files;
}