// 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"(?<=var)(((\s+[\$\w]+[^\n{]*);)(\s+)var)(\s*)(?=(?2))").unwrap();
let string = "{
var $jqueryFoo = 'foo';
var bar = 'bar';
}
{
var foo = require('/foo');
var bar = require('/bar');
var foobar = require('/foobar');
}
{
var foo = 'foo';
var bar = 'bar';
var baz;
}
{
var foo = 'foo';
var bar = 'bar';
BAZ = 'baz';
}
{
var foo = 'foo';
var bar = 'bar';
var obj = {
foo: 'foo',
bar: 'bar'
};
}";
let substitution = "\\3,\\4 ";
// 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/