// 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#"(?x) (['"`]) # capture this quote character
(?:\\.|(?!\1).)* # any escaped character, or
# any character that isn't the captured one
\1 # the captured quote again
(*SKIP)(*FAIL) # ignore this
|
\?\?? # one or two question marks
|
::?\w+ # word characters marked with one or two colons"#).unwrap();
let string = "INSERT INTO xyz WHERE
a=?
and b=\"what?\"
and ??=\"cheese\"
and `col?`='OK'
and ::col='another'
and last!=:least
and b=\"wha\\\"t?\"";
// 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/