// 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]*})*[^{}\n]*$").unwrap();
let string = "{a} {boy} lives here
{a} boy {lives} here
a {boy} lives here
a boy lives here
a boy lives here }
{{a} boy lives here}
a boy {{lives}} here
a boy {lives} 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/