webauthn_rp

WebAuthn Level 3 RP library.
git clone https://git.philomathiclife.com/repos/webauthn_rp
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error.rs (2865B)

      1 #[cfg(doc)]
      2 use super::{
      3     AuthenticatorSelectionCriteria, CredProtect, CredentialCreationOptions, Extension, Nickname,
      4     PublicKeyCredentialCreationOptions, USER_HANDLE_MAX_LEN, USER_HANDLE_MIN_LEN, UserHandle,
      5     UserVerificationRequirement, Username,
      6 };
      7 use core::{
      8     error::Error,
      9     fmt::{self, Display, Formatter},
     10 };
     11 #[cfg(doc)]
     12 use std::time::{Instant, SystemTime};
     13 /// Error returned by [`Nickname::try_from`].
     14 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
     15 pub enum NicknameErr {
     16     /// Error returned when the [Nickname Enforcement rule](https://www.rfc-editor.org/rfc/rfc8266#section-2.3)
     17     /// fails.
     18     Rfc8266,
     19     /// Error returned when the length of the transformed string would exceed [`Nickname::MAX_LEN`] or
     20     /// [`Nickname::RECOMMENDED_MAX_LEN`].
     21     Len,
     22 }
     23 impl Display for NicknameErr {
     24     #[inline]
     25     fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
     26         f.write_str(match *self {
     27             Self::Rfc8266 => "nickname does not conform to RFC 8266",
     28             Self::Len => "length of nickname is too long",
     29         })
     30     }
     31 }
     32 impl Error for NicknameErr {}
     33 /// Error returned by [`Username::try_from`].
     34 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
     35 pub enum UsernameErr {
     36     /// Error returned when the
     37     /// [UsernameCasePreserved Enforcement rule](https://www.rfc-editor.org/rfc/rfc8265#section-3.4.3) fails.
     38     Rfc8265,
     39     /// Error returned when the length of the transformed string would exceed [`Username::MAX_LEN`] or
     40     /// [`Username::RECOMMENDED_MAX_LEN`].
     41     Len,
     42 }
     43 impl Display for UsernameErr {
     44     #[inline]
     45     fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
     46         f.write_str(match *self {
     47             Self::Rfc8265 => "username does not conform to RFC 8265",
     48             Self::Len => "length of username is too long",
     49         })
     50     }
     51 }
     52 impl Error for UsernameErr {}
     53 /// Error returned by [`CredentialCreationOptions::start_ceremony`].
     54 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
     55 pub enum CreationOptionsErr {
     56     /// Error when [`Extension::cred_protect`] is [`CredProtect::UserVerificationRequired`] but [`AuthenticatorSelectionCriteria::user_verification`] is not
     57     /// [`UserVerificationRequirement::Required`].
     58     CredProtectRequiredWithoutUserVerification,
     59     /// [`PublicKeyCredentialCreationOptions::timeout`] could not be added to [`Instant::now`] or [`SystemTime::now`].
     60     InvalidTimeout,
     61 }
     62 impl Display for CreationOptionsErr {
     63     #[inline]
     64     fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
     65         f.write_str(match *self {
     66             Self::CredProtectRequiredWithoutUserVerification => "credProtect extension with a value of user verification required was requested without requiring user verification",
     67             Self::InvalidTimeout => "the timeout could not be added to the current Instant",
     68         })
     69     }
     70 }
     71 impl Error for CreationOptionsErr {}