// 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"(?:\A|;)(?:\s*)((?:%macro |%inc(?:lude)?\b|data |proc )[^;]+)").unwrap();
let string = "%macro foo;
%inc \"foo.sas\";
%mend;
%macro mylogit1(all_deps, outest);
%let k=1;
%let dep = %scan(&all_deps, &k);
%do %while(\"&dep\" NE \"\");
title \"dependent variable is &dep\";
proc logistic data=xxx des outest=_est&k;
model &dep = ind1 ind2;
run;
%let k = %eval(&k + 1);
%let dep = %scan(&all_deps, &k);
%end;
%if \"&outest\" NE \"\" %then
%do;
data &outest;
set
%do i = 1 %to &k - 1;
_est&i
%end;
;
run;
%let k = %eval(&k - 1);
proc datasets;
delete _est1 - _est&k;
run;
%end;
%else
%do;
%put no dataset name was provided, files are not combined;
%end;
%mend;
%mylogit1(v1 v2 v3);
%mylogit1(v1 v2 v3, a);
proc print data = a;
var intercept ind1 ind2;
run;
";
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/