From 972acf21ecbaec19c9280a5dcd33b3cbc27174fb Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Thu, 3 Oct 2019 12:23:11 +0300
Subject: Change: use just filter, simpler

---
 src/roadmap.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/roadmap.rs b/src/roadmap.rs
index 78512b2..778aa2f 100644
--- a/src/roadmap.rs
+++ b/src/roadmap.rs
@@ -20,8 +20,7 @@ impl Roadmap {
     pub fn count_goals(&self) -> usize {
         self.steps
             .iter()
-            .map(|step| self.is_goal(step))
-            .filter(|b| *b)
+            .filter(|step| self.is_goal(step))
             .count()
     }
 
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