Simple rust library for matching text against regular expressions for use in lexers or other software.
```rust
extern crate strscan; use strscan::StringScanner;
let s = StringScanner::new(inputstring); let rchars = Regex::new(r"\A\s(\w+)\s")
let res = s.scan(rchars) println!("chars with possible space: {}", res.unwrap()); println!("chars: {}", s.matchat(1).unwrap());
```