//! Client secret identifier.

/// A client secret.
///
/// Client secrets in Matrix are opaque character sequences of `[0-9a-zA-Z.=_-]`. Their length must
/// must not exceed 255 characters.
#[repr(transparent)]
pub struct ClientSecret(str);

opaque_identifier_validated!(ClientSecret, ruma_identifiers_validation::client_secret::validate);

#[cfg(test)]
mod tests {
    use std::convert::TryFrom;

    use super::ClientSecret;

    #[test]
    fn valid_secret() {
        assert!(<&ClientSecret>::try_from("this_=_a_valid_secret_1337").is_ok())
    }
}