// regex.vr — regular expressions (part of the VuurRaaf stdlib).
//
//   import regex
//   if regex.match(r"^[a-z]+$", "hello") {
//       println("all lowercase")
//   }
//   for m in regex.find_all(r"\d+", "a1b22c333") {
//       println(m)   // "1", "22", "333"
//   }
//
// Patterns use RE2 syntax (no backreferences). Invalid patterns throw and
// can be caught with try/catch.

fn is_match(pattern, s) {
	return regex_match(pattern, s)
}

// find_all returns an array of every substring that matches the pattern.
fn find_all(pattern, s) {
	return regex_find_all(pattern, s)
}

// replace substitutes every match with `repl`.
fn replace(pattern, s, repl) {
	return regex_replace(pattern, s, repl)
}

fn split(pattern, s) {
	return regex_split(pattern, s)
}