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use core::fmt::{self, Display, Formatter};
/// Error from the `email` validator.
#[derive(Debug, Clone)]
pub enum EmailError {
/// Incorrect email data.
Invalid,
/// May not be valid, but it is guaranteed that the domain part is not an IP.
IPMust,
/// May not be valid and the domain part seems to be an IP.
IPDisallow,
/// May not be valid, but it is guaranteed that the domain part is not local.
LocalMust,
/// May not be valid, but it is guaranteed that the domain part is local.
LocalDisallow,
/// May not be valid, but it is guaranteed that the domain part has only one label.
AtLeastTwoLabelsMust,
/// May not be valid and the domain part seems to has at least two labels.
AtLeastTwoLabelsDisallow,
/// May not be valid and comments seems to exist.
CommentDisallow,
}
impl Display for EmailError {
#[inline]
fn fmt(&self, f: &mut Formatter) -> Result<(), fmt::Error> {
match self {
Self::Invalid => f.write_str("invalid Email"),
Self::IPMust => f.write_str("must use an IP"),
Self::IPDisallow => f.write_str("must not use an IP"),
Self::LocalMust => f.write_str("must be local"),
Self::LocalDisallow => f.write_str("must not be local"),
Self::AtLeastTwoLabelsMust => f.write_str("must have at least two labels"),
Self::AtLeastTwoLabelsDisallow => f.write_str("must have only one label"),
Self::CommentDisallow => f.write_str("must not contain comments"),
}
}
}
impl core::error::Error for EmailError {}