Define a display trait for a struct or enum
impl std::fmt::Display for MechanismError {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
MechanismError::NotValidMechanismFormat(mesg) => {
write!(f, "{} does not conform to any Mechanism format.", mesg)
}
MechanismError::NotIP4Network(mesg) => {
write!(f, "Was given ip4:{}. This is not an ip4 network.", mesg)
}
MechanismError::NotIP6Network(mesg) => {
write!(f, "Was given ip6:{}. This is not an ip6 network.", mesg)
}
MechanismError::NotValidIPNetwork(mesg) => {
write!(f, "{}.", mesg)
}
MechanismError::NotIpNetworkMechanism => {
write!(f, "Attempt to access TXT as IP.")
}
MechanismError::NotStringMechanism => {
write!(f, "Attempt to access IP as TXT.")
}
}
}
}