//! SPF ptype and it's properties
/// SPF ptypes
#[derive(Clone, Debug, PartialEq)]
pub enum SpfProperty<'hdr> {
/// smtp.*
Smtp(SpfSmtp<'hdr>),
}
/// SPF ptype smtp property keys
#[derive(Clone, Debug, PartialEq)]
pub enum SpfSmtp<'hdr> {
/// smtp.mailfrom
MailFrom(&'hdr str),
/// smtp.helo
Helo(&'hdr str),
}