// 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)^(?<time>\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d{3}) +\[(?<thread>[^ ]+)\] +(?<severity>[^ ]+) +\[\]\[(?<request_id>[^ ]*)\]\[\] +(?<class>[^ :]*) +- +(?<log>.*)$").unwrap();
let string = "2021-03-09 05:31:41.396 [main] INFO [][][] o.s.c.b.c.PropertySourceBootstrapConfiguration - Located property source: [BootstrapPropertySource {name='bootstrapProperties-configmap.aa.default'}]";
// 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/