34 lines
1.1 KiB
C++
34 lines
1.1 KiB
C++
#include <algorithm>
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#include <concepts>
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#include <filesystem>
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#include <fstream>
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#include <iostream>
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#include <iterator>
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#include <ranges>
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#include <string_view>
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#include <vector>
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namespace fs = std::filesystem;
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namespace rn = std::ranges;
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std::vector<fs::path> searchFiles(std::string_view keyWord, const fs::path& dirName) {
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std::vector<fs::path> paths;
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auto reg_file = [](fs::directory_entry e){return fs::is_regular_file(e);};
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for (const fs::directory_entry& entry : fs::directory_iterator(dirName) | std::views::filter(reg_file)) {
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std::ifstream file(entry.path());
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const auto res = std::find_if(std::istream_iterator<std::string>(file), std::istream_iterator<std::string>{},
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[keyWord](const auto& str){ return str == keyWord; });
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if(res != std::istream_iterator<std::string>{})
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paths.push_back(entry.path());
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}
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return paths;
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}
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int main() {
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std::cout << "Files which contains word Ala:\n";
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const auto& res = searchFiles("Ala", fs::current_path().string() + "/files");
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rn::copy(res, std::ostream_iterator<fs::path>(std::cout, "\n"));
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}
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