// 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)^Q: (.+(?:\n(?![QA]: ).+)*)(?:\n+(?![QA]: ).+)*\n+A: (.+(?:\n(?![QA]: ).+)*)").unwrap();
let string = "Q: How do you use this style?
A: Just like this.
Q: Can the question
run over multiple lines?
A: Yes, and
So can the answer
Q: Does the answer need to be immediately after the question?
A: No, and preceding whitespace will be ignored.
Q: This is my question
This is my second line of my question and my question will end when i use this 3 dots, but i dont have to use it, if no additional text is between Q: & A: °°°
This is additional text on a new line, which should not be detected as a part of my question or answer, nor should it destroy the functionality.
A: This is my Answer.
My second line of the Answer °°° This is additional Text on the same line, which should not be detectet as my Answer. So as you can see, it should be possible to make an additional text on the same line, but also on a new line.";
// 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/