Macro msg_error 

macro_rules! msg_error {
    ($msg:expr) => { ... };
    ($msg:expr, true) => { ... };
}

Prints the message with the ❌ prefix - to stderr outside debug mode, so errors stay separable from data in pipes.

use kasl::msg_error;
use kasl::libs::messages::types::Message;

msg_error!(Message::TaskNotFound);

use kasl::msg_error;
use kasl::libs::messages::types::Message;

msg_error!(Message::ConfigParseError, true);