difference 1.0.0

extern crate term;
extern crate difference;
use std::io::Write;
use difference::{Difference, Changeset};

// Screenshot: https://raw.githubusercontent.com/johannhof/difference.rs/master/assets/word-underline.png

#[allow(unused_must_use)]
fn main() {
  let text1 = "Roses are red, violets are blue.";
  let text2 = "Roses are blue, violets are";

  let mut t = term::stdout().unwrap();

  let Changeset{diffs, ..} = Changeset::new(text1, text2, "");

  for c in diffs.iter() {
    match c {
      &Difference::Same(ref z) => {
        t.fg(term::color::RED).unwrap();
        write!(t, "{}", z);
      },
      &Difference::Rem(ref z) => {
        t.fg(term::color::WHITE).unwrap();
        t.bg(term::color::RED).unwrap();
        write!(t, "{}", z);
        t.reset().unwrap();
      },
      _ => ()
    }
  }
  t.reset().unwrap();

  writeln!(t, "");

  for c in diffs.iter() {
    match c {
      &Difference::Same(ref z) => {
        t.fg(term::color::GREEN).unwrap();
        write!(t, "{}", z);
      },
      &Difference::Add(ref z) => {
        t.fg(term::color::WHITE).unwrap();
        t.bg(term::color::GREEN).unwrap();
        write!(t, "{}", z);
        t.reset().unwrap();
      },
      _ => ()
    }
  }
  t.reset().unwrap();
  t.flush().unwrap();
}