clock: impl Display for User and fix Debug to be debuggy

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/src/clock.rs b/src/clock.rs
index 7f11b4fb5111bbe8cef9b2b2d8b8b596a03b8926..8e3359e18631aa66f8c99c83e282495f812af245 100644 (file)
--- a/src/clock.rs
+++ b/src/clock.rs
@@ -39,11 +39,16 @@ const USERINFOS: [UserInfo; N] = [
 
 const USERS: [User; N] = [ User(false), User(true) ];
 
-impl fmt::Debug for User {
+impl fmt::Display for User {
   fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
     f.write_char(USERINFOS[*self].idchar)
   }
 }
+impl fmt::Debug for User {
+  fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    write!(f, "User({})", self)
+  }
+}
 
 #[derive(Debug,Clone,Copy,Error,Serialize,Deserialize)]
 struct BadClockUserError;