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/// Configure how the [`RequestWriter`][crate::client::RequestWriter] behaves when writing bytes.
#[derive(PartialEq, Eq, Debug, Hash, Ord, PartialOrd, Clone, Copy)]
#[cfg_attr(feature = "serde1", derive(serde::Serialize, serde::Deserialize))]
pub enum WriteMode {
/// Each [write()][std::io::Write::write()] call writes the bytes verbatim as one or more packet lines.
///
/// This mode also indicates to the transport that it should try to stream data as it is unbounded. This mode is typically used
/// for sending packs whose exact size is not necessarily known in advance.
Binary,
/// Each [write()][std::io::Write::write()] call assumes text in the input, assures a trailing newline and writes it as single packet line.
///
/// This mode also indicates that the lines written fit into memory, hence the transport may chose to not stream it but to buffer it
/// instead. This is relevant for some transports, like the one for HTTP.
OneLfTerminatedLinePerWriteCall,
}
impl Default for WriteMode {
fn default() -> Self {
WriteMode::OneLfTerminatedLinePerWriteCall
}
}
/// The kind of packet line to write when transforming a [`RequestWriter`][crate::client::RequestWriter] into an
/// [`ExtendedBufRead`][crate::client::ExtendedBufRead].
#[derive(PartialEq, Eq, Debug, Hash, Ord, PartialOrd, Clone, Copy)]
#[cfg_attr(feature = "serde1", derive(serde::Serialize, serde::Deserialize))]
pub enum MessageKind {
/// A `flush` packet.
Flush,
/// A V2 delimiter.
Delimiter,
/// The end of a response.
ResponseEnd,
/// The given text.
Text(&'static [u8]),
}
#[cfg(any(feature = "blocking-client", feature = "async-client"))]
pub(crate) mod connect {
/// Options for connecting to a remote.
#[derive(Debug, Default, Clone)]
pub struct Options {
/// Use `version` to set the desired protocol version to use when connecting, but note that the server may downgrade it.
pub version: crate::Protocol,
#[cfg(feature = "blocking-client")]
/// Options to use if the scheme of the URL is `ssh`.
pub ssh: crate::client::ssh::connect::Options,
}
/// The error used in [`connect()`][crate::connect()].
#[derive(Debug, thiserror::Error)]
#[allow(missing_docs)]
pub enum Error {
#[error(transparent)]
Url(#[from] gix_url::parse::Error),
#[error("The git repository path could not be converted to UTF8")]
PathConversion(#[from] bstr::Utf8Error),
#[error("connection failed")]
Connection(#[from] Box<dyn std::error::Error + Send + Sync>),
#[error("The url {url:?} contains information that would not be used by the {scheme} protocol")]
UnsupportedUrlTokens {
url: bstr::BString,
scheme: gix_url::Scheme,
},
#[error("The '{0}' protocol is currently unsupported")]
UnsupportedScheme(gix_url::Scheme),
#[cfg(not(any(feature = "http-client-curl", feature = "http-client-reqwest")))]
#[error(
"'{0}' is not compiled in. Compile with the 'http-client-curl' or 'http-client-reqwest' cargo feature"
)]
CompiledWithoutHttp(gix_url::Scheme),
}
// TODO: maybe fix this workaround: want `IsSpuriousError` in `Connection(…)`
impl crate::IsSpuriousError for Error {
fn is_spurious(&self) -> bool {
match self {
Error::Connection(err) => {
#[cfg(feature = "blocking-client")]
if let Some(err) = err.downcast_ref::<crate::client::git::connect::Error>() {
return err.is_spurious();
};
if let Some(err) = err.downcast_ref::<crate::client::Error>() {
return err.is_spurious();
}
false
}
_ => false,
}
}
}
}
mod error {
use std::ffi::OsString;
use bstr::BString;
use crate::client::capabilities;
#[cfg(feature = "http-client")]
use crate::client::http;
#[cfg(feature = "blocking-client")]
use crate::client::ssh;
#[cfg(feature = "http-client")]
type HttpError = http::Error;
#[cfg(feature = "blocking-client")]
type SshInvocationError = ssh::invocation::Error;
#[cfg(not(feature = "http-client"))]
type HttpError = std::convert::Infallible;
#[cfg(not(feature = "blocking-client"))]
type SshInvocationError = std::convert::Infallible;
/// The error used in most methods of the [`client`][crate::client] module
#[derive(thiserror::Error, Debug)]
#[allow(missing_docs)]
pub enum Error {
#[error("An IO error occurred when talking to the server")]
Io(#[from] std::io::Error),
#[error("Capabilities could not be parsed")]
Capabilities {
#[from]
err: capabilities::Error,
},
#[error("A packet line could not be decoded")]
LineDecode {
#[from]
err: gix_packetline::decode::Error,
},
#[error("A {0} line was expected, but there was none")]
ExpectedLine(&'static str),
#[error("Expected a data line, but got a delimiter")]
ExpectedDataLine,
#[error("The transport layer does not support authentication")]
AuthenticationUnsupported,
#[error("The transport layer refuses to use a given identity: {0}")]
AuthenticationRefused(&'static str),
#[error("The protocol version indicated by {:?} is unsupported", {0})]
UnsupportedProtocolVersion(BString),
#[error("Failed to invoke program {command:?}")]
InvokeProgram { source: std::io::Error, command: OsString },
#[error(transparent)]
Http(#[from] HttpError),
#[error(transparent)]
SshInvocation(SshInvocationError),
}
impl crate::IsSpuriousError for Error {
fn is_spurious(&self) -> bool {
match self {
Error::Io(err) => err.is_spurious(),
Error::Http(err) => err.is_spurious(),
_ => false,
}
}
}
}
pub use error::Error;
|