diff --git a/web/src/lib.rs b/web/src/lib.rs
index 7239e4d..315f201 100644
--- a/web/src/lib.rs
+++ b/web/src/lib.rs
@@ -998,30 +998,21 @@ impl<T: Email> Email for &'_ T {
     }
 }
 
-impl Email for ShowThreadQueryThreadMessagesCc {
-    fn name(&self) -> Option<&str> {
-        self.name.as_deref()
-    }
-    fn addr(&self) -> Option<&str> {
-        self.addr.as_deref()
-    }
-}
-impl Email for ShowThreadQueryThreadMessagesFrom {
-    fn name(&self) -> Option<&str> {
-        self.name.as_deref()
-    }
-    fn addr(&self) -> Option<&str> {
-        self.addr.as_deref()
-    }
-}
-impl Email for ShowThreadQueryThreadMessagesTo {
-    fn name(&self) -> Option<&str> {
-        self.name.as_deref()
-    }
-    fn addr(&self) -> Option<&str> {
-        self.addr.as_deref()
-    }
+macro_rules! implement_email {
+    ( $t:ty ) => {
+        impl Email for $t {
+            fn name(&self) -> Option<&str> {
+                self.name.as_deref()
+            }
+            fn addr(&self) -> Option<&str> {
+                self.addr.as_deref()
+            }
+        }
+    };
 }
+implement_email!(ShowThreadQueryThreadMessagesTo);
+implement_email!(ShowThreadQueryThreadMessagesCc);
+implement_email!(ShowThreadQueryThreadMessagesFrom);
 
 fn view_address(email: impl Email) -> Node<Msg> {
     span![