77 lines
2.4 KiB
Rust
77 lines
2.4 KiB
Rust
//! Error conditions.
|
|
|
|
use std::fmt::{self, Debug, Display, Formatter};
|
|
|
|
use ruma_api::error::{FromHttpResponseError, IntoHttpError};
|
|
|
|
/// An error that can occur during client operations.
|
|
#[derive(Debug)]
|
|
#[cfg_attr(not(feature = "unstable-exhaustive-types"), non_exhaustive)]
|
|
pub enum Error<E> {
|
|
/// Queried endpoint requires authentication but was called on an anonymous client.
|
|
AuthenticationRequired,
|
|
/// Construction of the HTTP request failed (this should never happen).
|
|
IntoHttp(IntoHttpError),
|
|
/// The request's URL is invalid (this should never happen).
|
|
Url(UrlError),
|
|
/// Couldn't obtain an HTTP response (e.g. due to network or DNS issues).
|
|
Response(ResponseError),
|
|
/// Converting the HTTP response to one of ruma's types failed.
|
|
FromHttpResponse(FromHttpResponseError<E>),
|
|
}
|
|
|
|
impl<E: Display> Display for Error<E> {
|
|
fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
|
|
match self {
|
|
Self::AuthenticationRequired => {
|
|
write!(f, "The queried endpoint requires authentication but was called with an anonymous client.")
|
|
}
|
|
Self::IntoHttp(err) => write!(f, "HTTP request construction failed: {}", err),
|
|
Self::Url(UrlError(err)) => write!(f, "Invalid URL: {}", err),
|
|
Self::Response(ResponseError(err)) => write!(f, "Couldn't obtain a response: {}", err),
|
|
Self::FromHttpResponse(err) => write!(f, "HTTP response conversion failed: {}", err),
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<E> From<IntoHttpError> for Error<E> {
|
|
fn from(err: IntoHttpError) -> Self {
|
|
Error::IntoHttp(err)
|
|
}
|
|
}
|
|
|
|
#[doc(hidden)]
|
|
impl<E> From<http::uri::InvalidUri> for Error<E> {
|
|
fn from(err: http::uri::InvalidUri) -> Self {
|
|
Error::Url(UrlError(err.into()))
|
|
}
|
|
}
|
|
|
|
#[doc(hidden)]
|
|
impl<E> From<http::uri::InvalidUriParts> for Error<E> {
|
|
fn from(err: http::uri::InvalidUriParts) -> Self {
|
|
Error::Url(UrlError(err.into()))
|
|
}
|
|
}
|
|
|
|
#[doc(hidden)]
|
|
impl<E> From<hyper::Error> for Error<E> {
|
|
fn from(err: hyper::Error) -> Self {
|
|
Error::Response(ResponseError(err))
|
|
}
|
|
}
|
|
|
|
impl<E> From<FromHttpResponseError<E>> for Error<E> {
|
|
fn from(err: FromHttpResponseError<E>) -> Self {
|
|
Error::FromHttpResponse(err)
|
|
}
|
|
}
|
|
|
|
impl<E: Debug + Display> std::error::Error for Error<E> {}
|
|
|
|
#[derive(Debug)]
|
|
pub struct UrlError(http::Error);
|
|
|
|
#[derive(Debug)]
|
|
pub struct ResponseError(hyper::Error);
|