// 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)^-((?:(?:(?!{.*?})[^-\n]|{.*?})|(?:(?:(?!{.*?})[^-\n]|{.*?})*?-){2})*)-").unwrap();
let string = "-Hello everybody!- I'm here!
-This {stuff} matches- here.
-No match found {here-}.
-But this last {hyphen-} works-
-some -inner hyphens- inside- here.
-some --inner hyphens- but the odd one outside -.
-inner hyphens -inside- {braces-} -are- still ignored in this count- as usual-
-Hyphens both before- and after {the-braces} must be counted-
-This is {fine-
-And so is this- here}
-----";
// 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/