// 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)(mother|father)(.*?)(?!\1)((?1))").unwrap();
let string = "Postive matches:
mother a father
father a mother
father a mother a father
mother a father a mother
something else mother a father a father mother blablö mother and father
not this mother mother or
or father father but this
Non-matches:
just mother
just father
mother then mother
father then father
";
// result will be an iterator over tuples containing the start and end indices for each match in the string
let result = regex.captures_iter(string);
for mat in result {
println!("{:?}", mat);
}
}
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/