Macro err 

macro_rules! err {
    () => { ... };
    ($arg:expr) => { ... };
    ($($arg:tt)*) => { ... };
}

Error message.

Write an error while in a prompt session.

Can take either a fmt string like format!, a type that implements std::fmt::Display, or nothing.

Examples

use may_clack::{err, intro, outro};

intro!("intro");
// do stuff
err!("err");
// do stuff
outro!();

use may_clack::err;

// empty
err!();
// fmt string
err!("fmt {:?}", "string");
// impl Display
err!("text");
err!(4);