// 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-zA-Z]+(?:\w|\\.)*|(?<=\s+|^)(?:\w+|\*)|\[[^\s"'=<>`]+?(?<![~|^$*])([~|^$*]?=(?:['"].*['"]|[^\s"'=<>`]+))?\]|:[\w-]+(?:\(.*\))?"#).unwrap();
let string = ".class {}
.class .class {}
.class #id {}
tag #idtag {}
[attribute] {}
[attribute*=\"value\"] {}
[attribute$=value] {}
.class:not(.class) {}
.clas\\$s tag
.class:nth-child(2n+8):nth-of-type(-n+15)
tag *";
// 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/