//! Read and write the git packet line wire format without copying it.//!//! For reading the packet line format use the [`StreamingPeekableIter`], and for writing the `Writer`.#![deny(unsafe_code, rust_2018_idioms, missing_docs)] const U16_HEX_BYTES: usize = 4;const MAX_DATA_LEN: usize = 65516;const MAX_LINE_LEN: usize = MAX_DATA_LEN + U16_HEX_BYTES;const FLUSH_LINE: &[u8] = b"0000";const DELIMITER_LINE: &[u8] = b"0001";const RESPONSE_END_LINE: &[u8] = b"0002";const ERR_PREFIX: &[u8] = b"ERR "; /// One of three side-band types allowing to multiplex information over a single connection.#[derive(PartialEq, Eq, Debug, Hash, Ord, PartialOrd, Clone, Copy)]#[cfg_attr(feature = "serde1", derive(serde::Serialize, serde::Deserialize))]pub enum Channel {    /// The usable data itself in any format.    Data = 1,    /// Progress information in a user-readable format.    Progress = 2,    /// Error information in a user readable format. Receiving it usually terminates the connection.    Error = 3,} ///pub mod immutable;pub use immutable::PacketLine; ///pub mod read;#[doc(inline)]pub use read::StreamingPeekableIter; ///#[cfg(any(feature = "async-io", feature = "blocking-io"))]pub mod write;#[cfg(any(feature = "async-io", feature = "blocking-io"))]#[doc(inline)]pub use write::Writer; /// Utilities to help decoding packet linespub mod decode;#[doc(inline)]pub use decode::all_at_once as decode;/// Utilities to encode different kinds of packet linespub mod encode; #[cfg(all(feature = "async-io", feature = "blocking-io"))]compile_error!("Cannot set both 'blocking-io' and 'async-io' features as they are mutually exclusive");