1 files changed, 13 insertions, 0 deletions
diff --git a/models/errors/repo.go b/models/errors/repo.go
index 15adb2b0..69c29be6 100644
--- a/models/errors/repo.go
+++ b/models/errors/repo.go
@@ -59,3 +59,16 @@ func IsMirrorNotExist(err error) bool {
 func (err MirrorNotExist) Error() string {
 	return fmt.Sprintf("mirror does not exist [repo_id: %d]", err.RepoID)
 }
+
+type BranchAlreadyExists struct {
+	Name string
+}
+
+func IsBranchAlreadyExists(err error) bool {
+	_, ok := err.(BranchAlreadyExists)
+	return ok
+}
+
+func (err BranchAlreadyExists) Error() string {
+	return fmt.Sprintf("branch already exists [name: %s]", err.Name)
+}