From 7b536e5bfc4be06773c761c5efc1257cc36cb0c5 Mon Sep 17 00:00:00 2001
From: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Date: Fri, 18 Oct 2019 13:05:33 +0200
Subject: [PATCH] macros: Implement Display for attributes.

---
 src/util/macros.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/util/macros.rs b/src/util/macros.rs
index d63591a..d703e25 100644
--- a/src/util/macros.rs
+++ b/src/util/macros.rs
@@ -85,6 +85,13 @@ macro_rules! generate_attribute {
                 })
             }
         }
+        impl std::fmt::Display for $elem {
+            fn fmt(&self, fmt: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
+                write!(fmt, "{}", match self {
+                    $($elem::$a => $b),+
+                })
+            }
+        }
         impl ::minidom::IntoAttributeValue for $elem {
             fn into_attribute_value(self) -> Option<String> {
                 Some(String::from(match self {