Reference: adjust to iterator changes

The Library's iterators now can return either the reference or the
reference's name. As the name is what we're set up for, rename the
functions appropriately so we compile against altest development.

reference.go

@@ -149,9 +149,9 @@ func (repo *Repository) NewReferenceIteratorGlob(glob string) (*ReferenceIterato
 
 // Next retrieves the next reference name. If the iteration is over,
 // the returned error is git.ErrIterOver
-func (v *ReferenceIterator) Next() (string, error) {
+func (v *ReferenceIterator) NextName() (string, error) {
 	var ptr *C.char
-	ret := C.git_reference_next(&ptr, v.ptr)
+	ret := C.git_reference_next_name(&ptr, v.ptr)
 	if ret == ITEROVER {
 		return "", ErrIterOver
 	}
@@ -163,16 +163,16 @@ func (v *ReferenceIterator) Next() (string, error) {
 }
 
 // Create a channel from the iterator. You can use range on the
-// returned channel to iterate over all the references. The channel
+// returned channel to iterate over all the references names. The channel
 // will be closed in case any error is found.
-func (v *ReferenceIterator) Iter() <-chan string {
+func (v *ReferenceIterator) NameIter() <-chan string {
 	ch := make(chan string)
 	go func() {
 		defer close(ch)
-		name, err := v.Next()
+		name, err := v.NextName()
 		for err == nil {
 			ch <- name
-			name, err = v.Next()
+			name, err = v.NextName()
 		}
 	}()
 

reference_test.go

@@ -5,6 +5,7 @@ import (
 	"runtime"
 	"sort"
 	"testing"
+	"time"
 )
 
 func TestRefModification(t *testing.T) {
@@ -98,10 +99,10 @@ func TestIterator(t *testing.T) {
 	}
 
 	// test some manual iteration
-	name, err := iter.Next()
+	name, err := iter.NextName()
 	for err == nil {
 		list = append(list, name)
-		name, err = iter.Next()
+		name, err = iter.NextName()
 	}
 	if err != ErrIterOver {
 		t.Fatal("Iteration not over")
@@ -114,7 +115,7 @@ func TestIterator(t *testing.T) {
 	// test the channel iteration
 	list = []string{}
 	iter, err = repo.NewReferenceIterator()
-	for name := range iter.Iter() {
+	for name := range iter.NameIter() {
 		list = append(list, name)
 	}
 
@@ -128,7 +129,7 @@ func TestIterator(t *testing.T) {
 	}
 
 	list = []string{}
-	for name := range iter.Iter() {
+	for name := range iter.NameIter() {
 		list = append(list, name)
 	}