rust
let v: Vec<_> = vec![84, 58, 157, 14].into_iter().collect();
let reader = Gsm7Reader::new(io::Cursor::new(&v));
let s: String = reader.collect::<io::Result<_>>().unwrap();
assert_eq!(&s, "Tttt");
```rust let mut writer = Gsm7Writer::new(Vec::new()); writer.writechar('H').unwrap(); writer.writechar('e').unwrap(); writer.writechar('l').unwrap(); writer.writechar('l').unwrap(); writer.write_char('o').unwrap();
let v = writer.into_writer().unwrap(); println!("v: {:?}", v); ```
gsm7 is distributed under the MIT license.