From eb7a947099eaccbf383f3d7fd4e8b4ac877857c9 Mon Sep 17 00:00:00 2001
From: Samuel Tardieu <sam@rfc1149.net>
Date: Mon, 26 Feb 2018 21:58:46 +0100
Subject: [PATCH] itertools's flatten conflicts with rust nightly newly added
 flatten

---
 src/connected_components.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/connected_components.rs b/src/connected_components.rs
index d0a069db..65763655 100644
--- a/src/connected_components.rs
+++ b/src/connected_components.rs
@@ -103,7 +103,7 @@ where
         .map(|(_, gs)| {
             gs.into_iter()
                 .map(|(i, _)| groups[i].clone())
-                .flatten()
+                .flat_map(|i| i)
                 .collect::<HashSet<_>>()
         })
         .collect()