Public declaration syntax from forge-rs/crates/forge-provider-anthropic/src/error.rs
Original source SHA-256: 4384a7d539bf316a65bc264cc7d9eb5cf44bb773faed60a6b236c74496f934b2
Function bodies and constant values are omitted. This is not the complete implementation.

Source line 23
#[derive(Debug, Error)]
pub enum AnthropicError {
    /// The API returned an HTTP error status code.
    ///
    /// Anthropic returns structured error bodies; the `error_type` and `message`
    /// fields come from the API response.
    #[error(
        "Anthropic API returned HTTP {status_code}: type='{error_type}', message='{message}' \
         (model='{model}', request_id='{request_id}')"
    )]
    ApiError {
        /// The HTTP status code (e.g., 400, 401, 429, 500).
        status_code: u16,
        /// The Anthropic error type (e.g., "invalid_request_error", "authentication_error").
        error_type: String,
        /// Human-readable error message from the API.
        message: String,
        /// The model that was being called.
        model: String,
        /// The request ID from the `request-id` response header, or "unknown".
        request_id: String,
    },

    /// An HTTP transport error occurred (DNS failure, connection reset, TLS error).
    #[error("HTTP transport error calling Anthropic API at '{url}': {reason}")]
    HttpTransport {
        /// The URL that was being called.
        url: String,
        /// Description of the transport failure.
        reason: String,
    },

    /// The API response body could not be deserialized.
    #[error(
        "failed to deserialize Anthropic API response for model '{model}': {reason} \
         (response snippet: '{snippet}')"
    )]
    DeserializationFailed {
        /// The model that produced the response.
        model: String,
        /// What went wrong during deserialization.
        reason: String,
        /// First 200 bytes of the response body for debugging.
        snippet: String,
    },

    /// Request serialization failed.
    #[error("failed to serialize request for Anthropic model '{model}': {reason}")]
    SerializationFailed {
        /// The model the request was for.
        model: String,
        /// What went wrong during serialization.
        reason: String,
    },

    /// An SSE stream event could not be parsed.
    #[error("SSE parse error on event '{event_type}': {reason} (data snippet: '{snippet}')")]
    SseParseFailed {
        /// The SSE event type (e.g., "content_block_delta").
        event_type: String,
        /// What went wrong.
        reason: String,
        /// First 200 bytes of the data field for debugging.
        snippet: String,
    },

    /// The request timed out.
    #[error(
        "Anthropic API request timed out after {timeout_seconds}s for model '{model}' \
         — consider increasing timeout or reducing max_tokens"
    )]
    Timeout {
        /// The model being called.
        model: String,
        /// The timeout that was exceeded, in seconds.
        timeout_seconds: u64,
    },

    /// All retry attempts were exhausted.
    #[error(
        "Anthropic API request failed after {attempts} attempts for model '{model}': {last_error}"
    )]
    RetriesExhausted {
        /// The model being called.
        model: String,
        /// How many attempts were made.
        attempts: u32,
        /// The last error message.
        last_error: String,
    },

    /// The configuration is invalid.
    #[error("invalid Anthropic configuration: {reason}")]
    InvalidConfig {
        /// What is wrong with the configuration.
        reason: String,
    },
}