// 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)(?:(?:(?:<([^ ]+)(?:.*)>)\[\[(?:<\/\1>))|(?:\[\[))(?:(?:(?:<([^ ]+)(?:.*)>)(.+?)(?:<\/\2>))|(.+?))(?:(?:(?:<([^ ]+)(?:.*)>)\]\](?:<\/\5>))|(?:\]\]))").unwrap();
let string = "[[plain wikilinks]]
<e>[[</e>first tag]]
<e dsss>[[</e>meta on first tag]]
<e dsss>[[</e><div>first tag + meta + container</div>]]
<e dsss>[[</e><div>first tag + meta + container + third tag</div><div>]]</div>
<e dsss>[[</e>forgot a bracket
<e dsss>[[</e>bracket containers<e>]]</e>
all is well";
let substitution = "$3$4";
// 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/