eml-codec 0.4.0

Email enCOder DECoder in Rust. Support Internet Message Format and MIME (RFC 822, 5322, 2045, 2046, 2047, 2048, 2049, 6532).
Documentation 
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use std::io;
use std::io::Read;

fn main() {
    // Read full mail in memory
    let mut rawmail = Vec::new();
    io::stdin().lock().read_to_end(&mut rawmail).unwrap();

    let eml = eml_codec::parse_message(&rawmail);

    match &std::env::args().collect::<Vec<_>>().as_slice() {
        &[_, arg, ..] if arg == "--show-ast" => {
            eprintln!(
                "--- message structure ---\n{:#?}\n--- message structure end ---",
                eml
            )
        }
        _ => (),
    };

    let bytes = eml_codec::print_message(eml, None);
    print!("{}", String::from_utf8_lossy(&bytes));
}