// 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)\[(.+?)(?<!(?<!\\)\\{2})\]").unwrap();
let string = "+------------------+----------------+
| Input | Output |
+------------------+----------------+
| [B] | B |
| [B][C][D] | B |
| [hello\\t\\tworld] | hello\\t\\tworld |
| [hello\\n\\nworld] | hello\\n\\nworld |
| [\\\\]] | \\\\] |
| [\\\\\\\\] | \\\\\\\\ |
| [x[y\\\\]z][foo] | x[y\\\\]z |
+------------------+----------------+";
// 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/