change!: fetch::Ref::unpack() now returns the peeled object as well. (#450)

Author: Byron

git-protocol/src/fetch/refs/mod.rs

@@ -78,21 +78,20 @@ pub enum Ref {
 }
 
 impl Ref {
-    /// Provide shared fields referring to the ref itself, namely `(name, target)`.
-    /// In case of peeled refs, the tag object itself is returned as it is what the ref directly refers to.
-    pub fn unpack(&self) -> (&BString, &git_hash::oid) {
+    /// Provide shared fields referring to the ref itself, namely `(name, target, [peeled])`.
+    /// In case of peeled refs, the tag object itself is returned as it is what the ref directly refers to, and target of the tag is returned
+    /// as `peeled`.
+    pub fn unpack(&self) -> (&BString, &git_hash::oid, Option<&git_hash::oid>) {
         match self {
-            Ref::Direct {
+            Ref::Direct { full_ref_name, object }
+            | Ref::Symbolic {
                 full_ref_name, object, ..
-            }
-            | Ref::Peeled {
+            } => (full_ref_name, object, None),
+            Ref::Peeled {
                 full_ref_name,
                 tag: object,
-                ..
-            }
-            | Ref::Symbolic {
-                full_ref_name, object, ..
-            } => (full_ref_name, object),
+                object: peeled,
+            } => (full_ref_name, object, Some(peeled)),
         }
     }
 }