From 3c2e609bfe13f0b339a84a8218f63990017a6adc Mon Sep 17 00:00:00 2001
From: Roy Ivy III <rivy.dev@gmail.com>
Date: Sat, 28 Dec 2019 12:08:03 -0600
Subject: [PATCH] refactor/polish ~ fix `cargo clippy` complaints (use
 `values()`)

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

diff --git a/src/tsort/tsort.rs b/src/tsort/tsort.rs
index b04c2d0c0..dc1dd7192 100644
--- a/src/tsort/tsort.rs
+++ b/src/tsort/tsort.rs
@@ -185,7 +185,7 @@ impl Graph {
     }
 
     fn is_acyclic(&self) -> bool {
-        for (_, edges) in &self.out_edges {
+        for edges in self.out_edges.values() {
             if !edges.is_empty() {
                 return false;
             }