vendor/env_logger-0.8.4/src/filter/regex.rs

   1 extern crate regex;
   2
   3 use std::fmt;
   4
   5 use self::regex::Regex;
   6
   7 #[derive(Debug)]
   8 pub struct Filter {
   9     inner: Regex,
  10 }
  11
  12 impl Filter {
  13     pub fn new(spec: &str) -> Result<Filter, String> {
  14         match Regex::new(spec) {
  15             Ok(r) => Ok(Filter { inner: r }),
  16             Err(e) => Err(e.to_string()),
  17         }
  18     }
  19
  20     pub fn is_match(&self, s: &str) -> bool {
  21         self.inner.is_match(s)
  22     }
  23 }
  24
  25 impl fmt::Display for Filter {
  26     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  27         self.inner.fmt(f)
  28     }
  29 }