Module errors 

Error types and handling.

Structured Error Types for OAuth Operations

Comprehensive error handling for AT Protocol OAuth operations using structured error types with the thiserror library. All errors follow the project convention of prefixed error codes with descriptive messages.

Error Categories

• JWTError (jwt-1 to jwt-18): JSON Web Token validation, parsing, and verification errors
• JWKError (jwk-1 to jwk-7): JSON Web Key conversion, processing, and thumbprint errors
• OAuthClientError (client-1 to client-14): OAuth client operations and server communication errors
• ResourceValidationError (resource-1 to resource-2): OAuth protected resource configuration validation errors
• AuthServerValidationError (auth-server-1 to auth-server-12): OAuth authorization server configuration validation errors
• DpopError (dpop-1 to dpop-6): DPoP (Demonstration of Proof-of-Possession) operation errors
• OAuthStorageError (storage-1 to storage-4): OAuth request storage operations including cache lock failures and data access errors

Error Format

All errors use the standardized format: error-atproto-oauth-{domain}-{number} {message}: {details}

Enums

AuthServerValidationError

Represents errors that can occur during OAuth authorization server validation.

DpopError

Represents errors that can occur during DPoP (Demonstration of Proof-of-Possession) operations.

JWKError

Error types that can occur when working with JSON Web Keys

JWTError

Error types that can occur when working with JSON Web Tokens

OAuthClientError

Represents errors that can occur during OAuth client operations.

OAuthStorageError

Error types that can occur when working with OAuth request storage operations

ResourceValidationError

Represents errors that can occur during OAuth resource validation.