// 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)^\([^|)]+\|[^)]+\) *\+ ?| \+? *\([^|)]+\|[^)]+\)").unwrap();
let string = "y ~ 1 + a + (b | c) + (d^2) + e + (1 | f) + g
y~1+a+(b|c)+(d^2)+e+ (1|f)+g
(b | c) + y ~ 1 + a + (d^2) + e + (1 | f) + g
y ~ 1 + a + (d^2) + e + (1 | f) + g + (b | c)
(h|i) + y ~ 1 + a + (b | c) + (d^2) + e + (1 | f) + g +(j+k| m)";
let substitution = "";
// result will be a String with the substituted value
let result = regex.replace_all(string, substitution);
println!("{}", result);
}
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/