From cc6a14104d7c034eadc98297eaaa972d09c50b1f Mon Sep 17 00:00:00 2001
From: Brian Kung <brian@callmekung.com>
Date: Thu, 20 Jun 2019 09:45:53 -0500
Subject: [PATCH] Fixes the irrefutable let pattern warning

---
 exercises/structs/structs1.rs | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/exercises/structs/structs1.rs b/exercises/structs/structs1.rs
index e6c378f972..870236df88 100644
--- a/exercises/structs/structs1.rs
+++ b/exercises/structs/structs1.rs
@@ -7,7 +7,8 @@ struct ColorClassicStruct {
 
 struct ColorTupleStruct(/* TODO: Something goes here */);
 
-struct ColorUnitStruct;
+#[derive(Debug)]
+struct UnitStruct;
 
 #[cfg(test)]
 mod tests {
@@ -35,12 +36,9 @@ mod tests {
     #[test]
     fn unit_structs() {
         // TODO: Instantiate a unit struct!
-        // let green =
+        // let unit_struct =
+        let message = format!("{:?}s are fun!", unit_struct);
 
-        if let ColorUnitStruct = green {
-            assert!(true);
-        } else {
-            assert!(false);
-        }
+        assert_eq!(message, "UnitStructs are fun!");
     }
 }