Add ShortRefName to Ref interface

pkg/commands/models/branch.go

@@ -53,6 +53,10 @@ func (b *Branch) RefName() string {
 	return b.Name
 }
 
+func (b *Branch) ShortRefName() string {
+	return b.RefName()
+}
+
 func (b *Branch) ParentRefName() string {
 	return b.RefName() + "^"
 }

pkg/commands/models/commit.go

@@ -70,6 +70,10 @@ func (c *Commit) RefName() string {
 	return c.Hash
 }
 
+func (c *Commit) ShortRefName() string {
+	return c.Hash[:7]
+}
+
 func (c *Commit) ParentRefName() string {
 	if c.IsFirstCommit() {
 		return EmptyTreeCommitHash

pkg/commands/models/remote_branch.go

@@ -18,6 +18,10 @@ func (r *RemoteBranch) RefName() string {
 	return r.FullName()
 }
 
+func (r *RemoteBranch) ShortRefName() string {
+	return r.RefName()
+}
+
 func (r *RemoteBranch) ParentRefName() string {
 	return r.RefName() + "^"
 }

pkg/commands/models/stash_entry.go

@@ -17,6 +17,10 @@ func (s *StashEntry) RefName() string {
 	return fmt.Sprintf("stash@{%d}", s.Index)
 }
 
+func (s *StashEntry) ShortRefName() string {
+	return s.RefName()
+}
+
 func (s *StashEntry) ParentRefName() string {
 	return s.RefName() + "^"
 }

pkg/commands/models/tag.go

@@ -16,6 +16,10 @@ func (t *Tag) RefName() string {
 	return t.Name
 }
 
+func (t *Tag) ShortRefName() string {
+	return t.RefName()
+}
+
 func (t *Tag) ParentRefName() string {
 	return t.RefName() + "^"
 }

pkg/gui/types/ref.go

@@ -3,6 +3,7 @@ package types
 type Ref interface {
 	FullRefName() string
 	RefName() string
+	ShortRefName() string
 	ParentRefName() string
 	Description() string
 }