Enum AppError 

pub enum AppError {
    NotFound(String),
    BadRequest(String),
    Conflict(String),
    Forbidden(String),
    Unauthorized,
    PayloadTooLarge(String),
    Unavailable(String),
    TooManyRequests {
        message: String,
        retry_after: Duration,
    },
    Database(Error),
    Io(Error),
    Template(Error),
    Other(Error),
}

Variants

NotFound(String)

BadRequest(String)

Conflict(String)

Forbidden(String)

Unauthorized

PayloadTooLarge(String)

Unavailable(String)

An external service the request depends on failed or is busy (503); the message is shown to the user, nothing is reported.

TooManyRequests

Too many failed attempts (429 with Retry-After); the message is shown to the user, retry_after says when the next attempt counts.

Fields

message: String

retry_after: Duration

Database(Error)

Io(Error)

Template(Error)

Other(Error)

Implementations

impl AppError

pub fn not_found(what: impl Into<String>) -> Self

pub fn status(&self) -> StatusCode

pub fn code(&self) -> &'static str

pub fn public_message(&self) -> String

Message that is safe to show to end users (internal details are hidden).

pub fn unique_violation(err: Error, message: impl Into<String>) -> Self

Maps unique-constraint violations to a friendly conflict message.

Trait Implementations

impl Debug for AppError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for AppError

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for AppError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.

impl From<Error> for AppError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<Error> for AppError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<Error> for AppError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<Error> for AppError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl IntoResponse for AppError

fn into_response(self) -> Response

Create a response.