// 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#"\bfun (?=(?:[^"]*"[^"]*")*[^"]*$)"#).unwrap();
let string = "\"let's have fun !!\"
\"\"\" let's have fun for \"string\" \"\"\"
let abfun = true
let funab = true
let afunb = true
let f = fun a -> fun b -> a + b
let g = 1 |> (fun a -> a + 1)
let data = [fun a -> a + 1]
// fun a -> a
(*
fun a -> a
*)
fun
fun
fun
";
// 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/