presuming.rs

// instead of having to do this all the time:

let maybe_utf8 = match stream.fill_buf() {
        Ok(filehandle) => filehandle,
        Err(_) => return captures,
    };
let phrase = match from_utf8(maybe_utf8) {
        Ok(utf8) => String::from(utf8),
        Err(_) => return captures,
    };

// why not this?

let buffer= presuming!(stream.fill_buff(), handle_file_access);
let phrase = presuming!(from_utf8(buffer), handle_utf8_conversion);

// then at the bottom

// This is the tricky part, and the below isn't very good.
fn handle_file_access() -> /* something goes here */ {
}

fn handle_utf8_conversion() -> {}