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use std::io;
use std::convert::From;
use httparse;
quick_error! {
/// HTTP server error
#[derive(Debug)]
pub enum Error wraps pub ErrorEnum {
/// Socket IO error
Io(err: io::Error) {
description("I/O error")
display("I/O error: {}", err)
from()
}
/// Error parsing http headers
ParseError(err: httparse::Error) {
description("parse error")
display("parse error: {:?}", err)
from()
}
/// Error parsing http chunk
ChunkParseError(err: httparse::InvalidChunkSize) {
description("chunk size parse error")
from()
}
/// Connection reset
ConnectionReset {
description("connection reset")
}
/// Bad request target (middle line of the request line)
BadRequestTarget {
description("error parsing request target")
}
/// Host header is invalid (non-utf-8 for example)
HostInvalid {
description("invalid host header")
}
/// Duplicate host header in request
DuplicateHost {
description("duplicate host header")
}
/// Connection header is invalid (non-utf-8 for example)
ConnectionInvalid {
description("invalid connection header")
}
/// Content length header is invalid (non-integer, or > 64bit)
ContentLengthInvalid {
description("invalid content-length header")
}
/// Duplicate content-length header, this is prohibited due to security
DuplicateContentLength {
description("duplicate content length header")
}
/// Unsupported kind of request body
///
/// We allow CONNECT requests in the library but drop them if you
/// don't `Hijack` connection right after headers.
UnsupportedBody {
description("this kind of request body is not supported (CONNECT)")
}
/// Request body is larger than x in `RecvMode::Buffered(x)` or >64bit
RequestTooLong {
description("request body is too big")
}
Timeout {
description("timeout while reading or writing request")
}
Custom(err: Box<::std::error::Error + Send + Sync>) {
description("custom error")
display("custom error: {}", err)
cause(&**err)
}
}
}
impl Error {
/// Create an error instance wrapping custom error
pub fn custom<E: Into<Box<::std::error::Error + Send + Sync>>>(err: E)
-> Error
{
Error(ErrorEnum::Custom(err.into()))
}
}
impl From<io::Error> for Error {
fn from(v: io::Error) -> Error {
ErrorEnum::from(v).into()
}
}
#[test]
fn send_sync() {
fn send_sync<T: Send+Sync>(_: T) {}
send_sync(Error::from(ErrorEnum::Timeout));
}