From a2b44c81a993b08d7786ca8139796f586229c90b Mon Sep 17 00:00:00 2001
From: Sebastian Thiel <sebastian.thiel@icloud.com>
Date: Tue, 18 May 2021 10:55:32 +0800
Subject: [PATCH] [git-packetline] fix compile errors if no features are
 specified

---
 git-packetline/src/encode/mod.rs | 1 -
 git-packetline/src/read/mod.rs   | 7 ++++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/git-packetline/src/encode/mod.rs b/git-packetline/src/encode/mod.rs
index d6fd7e0e57f..c78f867eb2d 100644
--- a/git-packetline/src/encode/mod.rs
+++ b/git-packetline/src/encode/mod.rs
@@ -25,7 +25,6 @@ mod blocking_io;
 #[cfg(feature = "blocking-io")]
 pub use blocking_io::*;
 
-#[cfg(any(feature = "async-io", feature = "blocking-io"))]
 pub(crate) fn u16_to_hex(value: u16) -> [u8; 4] {
     let mut buf = [0u8; 4];
     hex::encode_to_slice((value as u16).to_be_bytes(), &mut buf).expect("two bytes to 4 hex chars never fails");
diff --git a/git-packetline/src/read/mod.rs b/git-packetline/src/read/mod.rs
index 93a9369a99f..ab47f5b0929 100644
--- a/git-packetline/src/read/mod.rs
+++ b/git-packetline/src/read/mod.rs
@@ -1,4 +1,6 @@
-use crate::{PacketLine, MAX_LINE_LEN, U16_HEX_BYTES};
+#[cfg(any(feature = "blocking-io", feature = "async-io"))]
+use crate::MAX_LINE_LEN;
+use crate::{PacketLine, U16_HEX_BYTES};
 
 /// Read pack lines one after another, without consuming more than needed from the underlying
 /// [`Read`][std::io::Read]. [`Flush`][PacketLine::Flush] lines cause the reader to stop producing lines forever,
@@ -8,6 +10,7 @@ use crate::{PacketLine, MAX_LINE_LEN, U16_HEX_BYTES};
 pub struct StreamingPeekableIter<T> {
     read: T,
     peek_buf: Vec<u8>,
+    #[cfg(any(feature = "blocking-io", feature = "async-io"))]
     buf: Vec<u8>,
     fail_on_err_lines: bool,
     delimiters: &'static [PacketLine<'static>],
@@ -20,6 +23,7 @@ impl<T> StreamingPeekableIter<T> {
     pub fn new(read: T, delimiters: &'static [PacketLine<'static>]) -> Self {
         StreamingPeekableIter {
             read,
+            #[cfg(any(feature = "blocking-io", feature = "async-io"))]
             buf: vec![0; MAX_LINE_LEN],
             peek_buf: Vec::new(),
             delimiters,
@@ -90,4 +94,5 @@ mod blocking_io;
 mod async_io;
 
 mod sidebands;
+#[cfg(any(feature = "blocking-io", feature = "async-io"))]
 pub use sidebands::WithSidebands;