Fix logic bug in stream::Stream::filter_map doctest

0001-Fix-logic-bug-in-stream-Stream-filter_map-doctest.patch

@@ -0,0 +1,28 @@
+From 498252a35dd6e1b4f9c0b596dc52e5aee8fac8c4 Mon Sep 17 00:00:00 2001
+From: Fabio Valentini <decathorpe@gmail.com>
+Date: Sun, 23 Jul 2023 22:32:41 +0200
+Subject: [PATCH] Fix logic bug in stream::Stream::filter_map doctest
+
+The operator for the modulo and the test were swapped, and using
+"modulo zero" is undefined and results in an unconditional panic,
+which is now caught with Rust 1.71 (unconditional_panic lint).
+---
+ src/stream/mod.rs | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/stream/mod.rs b/src/stream/mod.rs
+index 2d90362..9ad4eea 100644
+--- a/src/stream/mod.rs
++++ b/src/stream/mod.rs
+@@ -399,7 +399,7 @@ pub trait Stream {
+     ///
+     /// let (_tx, rx) = mpsc::channel::<i32>(1);
+     /// let evens_plus_one = rx.filter_map(|x| {
+-    ///     if x % 0 == 2 {
++    ///     if x % 2 == 0 {
+     ///         Some(x + 1)
+     ///     } else {
+     ///         None
+-- 
+2.41.0
+

rust-futures0.1.spec

@@ -13,6 +13,8 @@ Summary:        Implementation of futures and streams featuring zero allocations
 License:        MIT OR Apache-2.0
 URL:            https://crates.io/crates/futures
 Source:         %{crates_source}
+# https://github.com/rust-lang/futures-rs/pull/2765
+Patch:          0001-Fix-logic-bug-in-stream-Stream-filter_map-doctest.patch
 
 BuildRequires:  rust-packaging >= 21