pub fn rustfmt(tokens: &TokenStream) -> io::Result<String> {
    let Child { stdin, stdout, .. } = Command::new("rustfmt")
        .stdin(Stdio::piped())
        .stdout(Stdio::piped())
        .spawn()?;

    let mut stdin = stdin.unwrap();
    write!(stdin, "{}", tokens)?;
    stdin.flush()?;
    drop(stdin);

    let mut stdout = stdout.unwrap();
    let mut formatted = String::new();
    stdout.read_to_string(&mut formatted)?;

    Ok(formatted)
}
/// Use `rustfmt` to correctly format some Rust code.
Use `rustfmt` to correctly format some Rust code.
Use ` rustfmt ` to correctly format some Rust code .
pub fn rustfmt(tokens: &TokenStream) -> io::Result<String> {
    let Child { stdin, stdout, .. } = Command::new("rustfmt")
        .stdin(Stdio::piped())
        .stdout(Stdio::piped())
        .spawn()?;
    let mut stdin = stdin.unwrap();
    write!(stdin, "{}", tokens)?;
    stdin.flush()?;
    drop(stdin);
    let mut stdout = stdout.unwrap();
    let mut formatted = String::new();
    stdout.read_to_string(&mut formatted)?;
    Ok(formatted)
}
pub fn rustfmt ( tokens : & TokenStream ) -> io :: Result < String > { let Child { stdin , stdout , .. } = Command :: new ( " " ) . stdin ( Stdio :: piped ( ) ) . stdout ( Stdio :: piped ( ) ) . spawn ( ) ? ; let mut stdin = stdin . unwrap ( ) ; write ! ( stdin " " tokens ) ? ; stdin . flush ( ) ? ; drop ( stdin ) ; let mut stdout = stdout . unwrap ( ) ; let mut formatted = String :: new ( ) ; stdout . read_to_string ( & mut formatted ) ? ; Ok ( formatted ) }
Use `rustfmt` to correctly format some Rust code.
Use ` rustfmt ` to correctly format some Rust code .
tokens
&TokenStream