// include the latest version of the regex crate in your Cargo.toml
extern crate regex;
use regex::Regex;
fn main() {
let regex = Regex::new(r"(?m)(.*)(http|https|ftp|ftps)(\:\/\/[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,})(\/[^#]*|)(#(\S*)|)(.*)").unwrap();
let string = "Здесь ссылка должна быть в теге <a> https://example.info/ru/task#g конец текста";
let substitution = "<a href='$2$3$4' target='$6'>$2$3$4$5</a>";
// result will be a String with the substituted value
let result = regex.replace_all(string, substitution);
println!("{}", result);
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Rust, please visit: https://docs.rs/regex/latest/regex/