From 2606fc4245de563904d0bba300330a5539c9bf8b Mon Sep 17 00:00:00 2001
From: Brian Hicks <brian@brianthicks.com>
Date: Tue, 24 Jan 2023 09:00:01 -0600
Subject: [PATCH] avoid broken pipe error when piping to head or similar

---
 src/main.rs | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index d009cf7..1cb6223 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -33,9 +33,15 @@ impl Opts {
             .calculate_pagerank(&links)
             .wrap_err("could not calculate pagerank")?;
 
-        for (node, score) in pagerank.nodes() {
-            println!("{score:.3}\t{node}");
-        }
+        println!(
+            "{}",
+            pagerank
+                .nodes()
+                .iter()
+                .map(|(node, score)| format!("{score:.3}\t{node}"))
+                .collect::<Vec<String>>()
+                .join("\n")
+        );
 
         Ok(())
     }