| 6 | |
| 7 | #ifdef ADA_USE_UNSAFE_STD_REGEX_PROVIDER |
| 8 | std::optional<std::regex> std_regex_provider::create_instance( |
| 9 | std::string_view pattern, bool ignore_case) { |
| 10 | // Let flags be an empty string. |
| 11 | // If options's ignore case is true then set flags to "vi". |
| 12 | // Otherwise set flags to "v" |
| 13 | auto flags = ignore_case |
| 14 | ? std::regex::icase | std::regex_constants::ECMAScript |
| 15 | : std::regex_constants::ECMAScript; |
| 16 | try { |
| 17 | return std::regex(pattern.data(), pattern.size(), flags); |
| 18 | } catch (const std::regex_error& e) { |
| 19 | (void)e; |
| 20 | ada_log("std_regex_provider::create_instance failed:", e.what()); |
| 21 | return std::nullopt; |
| 22 | } |
| 23 | } |
| 24 | |
| 25 | std::optional<std::vector<std::optional<std::string>>> |
| 26 | std_regex_provider::regex_search(std::string_view input, |