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use super::IntoResponse;
use crate::BoxError;
use crate::{
body::{box_body, BoxBody},
Error,
};
use bytes::Bytes;
use http_body::Full;
use std::convert::Infallible;
define_rejection! {
#[status = INTERNAL_SERVER_ERROR]
#[body = "Extensions taken by other extractor"]
pub struct ExtensionsAlreadyExtracted;
}
define_rejection! {
#[status = INTERNAL_SERVER_ERROR]
#[body = "Headers taken by other extractor"]
pub struct HeadersAlreadyExtracted;
}
define_rejection! {
#[status = BAD_REQUEST]
#[body = "Failed to parse the request body as JSON"]
pub struct InvalidJsonBody(Error);
}
define_rejection! {
#[status = BAD_REQUEST]
#[body = "Expected request with `Content-Type: application/json`"]
pub struct MissingJsonContentType;
}
define_rejection! {
#[status = INTERNAL_SERVER_ERROR]
#[body = "Missing request extension"]
pub struct MissingExtension(Error);
}
define_rejection! {
#[status = BAD_REQUEST]
#[body = "Failed to buffer the request body"]
pub struct FailedToBufferBody(Error);
}
define_rejection! {
#[status = BAD_REQUEST]
#[body = "Request body didn't contain valid UTF-8"]
pub struct InvalidUtf8(Error);
}
define_rejection! {
#[status = PAYLOAD_TOO_LARGE]
#[body = "Request payload is too large"]
pub struct PayloadTooLarge;
}
define_rejection! {
#[status = LENGTH_REQUIRED]
#[body = "Content length header is required"]
pub struct LengthRequired;
}
define_rejection! {
#[status = INTERNAL_SERVER_ERROR]
#[body = "No url params found for matched route. This is a bug in axum. Please open an issue"]
pub struct MissingRouteParams;
}
define_rejection! {
#[status = INTERNAL_SERVER_ERROR]
#[body = "Cannot have two request body extractors for a single handler"]
pub struct BodyAlreadyExtracted;
}
define_rejection! {
#[status = BAD_REQUEST]
#[body = "Form requests must have `Content-Type: x-www-form-urlencoded`"]
pub struct InvalidFormContentType;
}
#[derive(Debug)]
pub struct InvalidPathParam(String);
impl InvalidPathParam {
pub(super) fn new(err: impl Into<String>) -> Self {
InvalidPathParam(err.into())
}
}
impl IntoResponse for InvalidPathParam {
type Body = Full<Bytes>;
type BodyError = Infallible;
fn into_response(self) -> http::Response<Self::Body> {
let mut res = http::Response::new(Full::from(self.to_string()));
*res.status_mut() = http::StatusCode::BAD_REQUEST;
res
}
}
impl std::fmt::Display for InvalidPathParam {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "Invalid URL param. {}", self.0)
}
}
impl std::error::Error for InvalidPathParam {}
#[derive(Debug)]
pub struct FailedToDeserializeQueryString {
error: Error,
type_name: &'static str,
}
impl FailedToDeserializeQueryString {
pub(super) fn new<T, E>(error: E) -> Self
where
E: Into<BoxError>,
{
FailedToDeserializeQueryString {
error: Error::new(error),
type_name: std::any::type_name::<T>(),
}
}
}
impl IntoResponse for FailedToDeserializeQueryString {
type Body = Full<Bytes>;
type BodyError = Infallible;
fn into_response(self) -> http::Response<Self::Body> {
let mut res = http::Response::new(Full::from(self.to_string()));
*res.status_mut() = http::StatusCode::BAD_REQUEST;
res
}
}
impl std::fmt::Display for FailedToDeserializeQueryString {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(
f,
"Failed to deserialize query string. Expected something of type `{}`. Error: {}",
self.type_name, self.error,
)
}
}
impl std::error::Error for FailedToDeserializeQueryString {}
composite_rejection! {
pub enum QueryRejection {
FailedToDeserializeQueryString,
}
}
composite_rejection! {
pub enum FormRejection {
InvalidFormContentType,
FailedToDeserializeQueryString,
FailedToBufferBody,
BodyAlreadyExtracted,
HeadersAlreadyExtracted,
}
}
composite_rejection! {
pub enum JsonRejection {
InvalidJsonBody,
MissingJsonContentType,
BodyAlreadyExtracted,
HeadersAlreadyExtracted,
}
}
composite_rejection! {
pub enum ExtensionRejection {
MissingExtension,
ExtensionsAlreadyExtracted,
}
}
composite_rejection! {
pub enum PathParamsRejection {
InvalidPathParam,
MissingRouteParams,
}
}
composite_rejection! {
pub enum BytesRejection {
BodyAlreadyExtracted,
FailedToBufferBody,
}
}
composite_rejection! {
pub enum StringRejection {
BodyAlreadyExtracted,
FailedToBufferBody,
InvalidUtf8,
}
}
composite_rejection! {
pub enum RequestAlreadyExtracted {
BodyAlreadyExtracted,
HeadersAlreadyExtracted,
ExtensionsAlreadyExtracted,
}
}
#[derive(Debug)]
#[non_exhaustive]
pub enum ContentLengthLimitRejection<T> {
#[allow(missing_docs)]
PayloadTooLarge(PayloadTooLarge),
#[allow(missing_docs)]
LengthRequired(LengthRequired),
#[allow(missing_docs)]
HeadersAlreadyExtracted(HeadersAlreadyExtracted),
#[allow(missing_docs)]
Inner(T),
}
impl<T> IntoResponse for ContentLengthLimitRejection<T>
where
T: IntoResponse,
{
type Body = BoxBody;
type BodyError = Error;
fn into_response(self) -> http::Response<Self::Body> {
match self {
Self::PayloadTooLarge(inner) => inner.into_response().map(box_body),
Self::LengthRequired(inner) => inner.into_response().map(box_body),
Self::HeadersAlreadyExtracted(inner) => inner.into_response().map(box_body),
Self::Inner(inner) => inner.into_response().map(box_body),
}
}
}
impl<T> std::fmt::Display for ContentLengthLimitRejection<T>
where
T: std::fmt::Display,
{
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
Self::PayloadTooLarge(inner) => inner.fmt(f),
Self::LengthRequired(inner) => inner.fmt(f),
Self::HeadersAlreadyExtracted(inner) => inner.fmt(f),
Self::Inner(inner) => inner.fmt(f),
}
}
}
impl<T> std::error::Error for ContentLengthLimitRejection<T>
where
T: std::error::Error + 'static,
{
fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
match self {
Self::PayloadTooLarge(inner) => Some(inner),
Self::LengthRequired(inner) => Some(inner),
Self::HeadersAlreadyExtracted(inner) => Some(inner),
Self::Inner(inner) => Some(inner),
}
}
}
#[cfg(feature = "headers")]
#[cfg_attr(docsrs, doc(cfg(feature = "headers")))]
pub use super::typed_header::TypedHeaderRejection;