// 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-z])(?=.*?[A-Z])(?=.*?\d)(?=.*?[[:punct:]])^[ -~]{8,255}(?<!\s)$").unwrap();
let string = "Should pass:
aA12345678.
Should fail:
No punct:
aA123456
No lower:
A123456.
No upper:
a123456.
Too short:
aA1.
Too long:
aA01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.
Starts with a space:
aA12345678.
Ends with a space:
aA12345678. ";
// 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/