validators 0.26.0

This library is designed for validating and modeling user input. The crate includes models, functions, traits, errors, and other dependencies.
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use core::fmt::{self, Display, Formatter};

/// Error from the `ip` validator.
#[derive(Debug, Clone)]
pub enum IpError {
    /// Incorrect IP data.
    Invalid,
    /// May not be valid, but it is guaranteed that the IP is not local.
    LocalMust,
    /// May not be valid, but it is guaranteed that the IP is local.
    LocalDisallow,
    /// May not be valid, but missing a port is guaranteed.
    PortMust,
    /// May not be valid, and the port part seems to exist.
    PortDisallow,
}

impl Display for IpError {
    #[inline]
    fn fmt(&self, f: &mut Formatter) -> Result<(), fmt::Error> {
        match self {
            Self::Invalid => f.write_str("invalid IP"),
            Self::LocalMust => f.write_str("must be local"),
            Self::LocalDisallow => f.write_str("must not be local"),
            Self::PortMust => f.write_str("port not found"),
            Self::PortDisallow => f.write_str("port not allowed"),
        }
    }
}

impl core::error::Error for IpError {}