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-rw-r--r--plumbing/reference.go19
-rw-r--r--plumbing/reference_test.go24
2 files changed, 40 insertions, 3 deletions
diff --git a/plumbing/reference.go b/plumbing/reference.go
index deb5067..eef11e8 100644
--- a/plumbing/reference.go
+++ b/plumbing/reference.go
@@ -204,6 +204,21 @@ func (r *Reference) Strings() [2]string {
}
func (r *Reference) String() string {
- s := r.Strings()
- return fmt.Sprintf("%s %s", s[1], s[0])
+ ref := ""
+ switch r.Type() {
+ case HashReference:
+ ref = r.Hash().String()
+ case SymbolicReference:
+ ref = symrefPrefix + r.Target().String()
+ default:
+ return ""
+ }
+
+ name := r.Name().String()
+ var v strings.Builder
+ v.Grow(len(ref) + len(name) + 1)
+ v.WriteString(ref)
+ v.WriteString(" ")
+ v.WriteString(name)
+ return v.String()
}
diff --git a/plumbing/reference_test.go b/plumbing/reference_test.go
index b3ccf53..e69076f 100644
--- a/plumbing/reference_test.go
+++ b/plumbing/reference_test.go
@@ -1,6 +1,10 @@
package plumbing
-import . "gopkg.in/check.v1"
+import (
+ "testing"
+
+ . "gopkg.in/check.v1"
+)
type ReferenceSuite struct{}
@@ -98,3 +102,21 @@ func (s *ReferenceSuite) TestIsTag(c *C) {
r := ReferenceName("refs/tags/v3.1.")
c.Assert(r.IsTag(), Equals, true)
}
+
+func benchMarkReferenceString(r *Reference, b *testing.B) {
+ for n := 0; n < b.N; n++ {
+ r.String()
+ }
+}
+
+func BenchmarkReferenceStringSymbolic(b *testing.B) {
+ benchMarkReferenceString(NewSymbolicReference("v3.1.1", "refs/tags/v3.1.1"), b)
+}
+
+func BenchmarkReferenceStringHash(b *testing.B) {
+ benchMarkReferenceString(NewHashReference("v3.1.1", NewHash("6ecf0ef2c2dffb796033e5a02219af86ec6584e5")), b)
+}
+
+func BenchmarkReferenceStringInvalid(b *testing.B) {
+ benchMarkReferenceString(&Reference{}, b)
+}