// 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)^\{(?:(?:A=1()|B=2()|C=3())(?>,|\}$)){3}\1\2\3$").unwrap();
let string = "{A=1,B=2,C=3}
{B=2,A=1,C=3}
{C=3,B=2,A=1}
{A=1,B=2,A=1}
{B=2,B=2,C=3}
{A=1B=2C=3}
{A=1}B=2}C=3}
{C=3,B=2,A=1,}";
// 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/