Merging upstream version 1.71.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/vendor/gix-attributes/src/assignment.rs b/vendor/gix-attributes/src/assignment.rs
index e1d7263f7..87689d443 100644
--- a/vendor/gix-attributes/src/assignment.rs
+++ b/vendor/gix-attributes/src/assignment.rs
@@ -1,4 +1,6 @@
 use crate::{Assignment, AssignmentRef, NameRef, StateRef};
+use bstr::ByteSlice;
+use std::fmt::Write;
 
 impl<'a> AssignmentRef<'a> {
     pub(crate) fn new(name: NameRef<'a>, state: StateRef<'a>) -> AssignmentRef<'a> {
@@ -26,3 +28,24 @@ impl<'a> Assignment {
         AssignmentRef::new(self.name.as_ref(), self.state.as_ref())
     }
 }
+
+impl std::fmt::Display for AssignmentRef<'_> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self.state {
+            StateRef::Set => f.write_str(self.name.as_str()),
+            StateRef::Unset => {
+                f.write_char('-')?;
+                f.write_str(self.name.as_str())
+            }
+            StateRef::Value(v) => {
+                f.write_str(self.name.as_str())?;
+                f.write_char('=')?;
+                f.write_str(v.as_bstr().to_str_lossy().as_ref())
+            }
+            StateRef::Unspecified => {
+                f.write_char('!')?;
+                f.write_str(self.name.as_str())
+            }
+        }
+    }
+}