50 lines
1.9 KiB
C++
50 lines
1.9 KiB
C++
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#pragma once
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#include <regex>
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#include <string_view>
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namespace gz::re {
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struct types {
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/// convertible with std::stoi
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static const std::regex intT;
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/// convertible with std::stoul
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static const std::regex uintT;
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/// convertible with std::stof
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static const std::regex floatT;
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};
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/**
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* @name Regex compability with std::string_view
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*/
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/// @{
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using svmatch = std::match_results<std::string_view::const_iterator>;
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using svsub_match = std::sub_match<std::string_view::const_iterator>;
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inline std::string_view get_sv(const svsub_match& m) {
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return std::string_view(m.first, m.length());
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}
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/// @details Code taken from u/deleted :) https://www.reddit.com/r/cpp/comments/aqt7a0/status_of_string_view_and_regex/
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inline bool regex_match(std::string_view sv, svmatch& m, const std::regex& e, std::regex_constants::match_flag_type flags=std::regex_constants::match_default) {
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return std::regex_match(sv.begin(), sv.end(), m, e, flags);
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}
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/// @details Code taken from u/deleted :) https://www.reddit.com/r/cpp/comments/aqt7a0/status_of_string_view_and_regex/
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inline bool regex_match(std::string_view sv, const std::regex& e, std::regex_constants::match_flag_type flags = std::regex_constants::match_default) {
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return std::regex_match(sv.begin(), sv.end(), e, flags);
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}
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inline bool regex_search(std::string_view sv, svmatch& m, const std::regex& e, std::regex_constants::match_flag_type flags=std::regex_constants::match_default) {
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return std::regex_search(sv.begin(), sv.end(), m, e, flags);
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}
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inline bool regex_search(std::string_view sv, const std::regex& e, std::regex_constants::match_flag_type flags = std::regex_constants::match_default) {
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return std::regex_search(sv.begin(), sv.end(), e, flags);
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}
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/// @}
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}
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/**
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* @file
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* @brief Utility for using regex with std::string_view and some regular expressions
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*/
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