index: Get method

IndexEntry:  added with some Methods to return values

pkg/git/defs.c

@@ -20,4 +20,3 @@ enum
 };
 
 typedef struct git_time $GitTime;
-typedef struct git_index_entry $IndexEntry;

pkg/git/defs.go

@@ -28,19 +28,3 @@ type GitTime struct {
 	Offset       int32
 	Pad_godefs_0 [4]byte
 }
-
-type IndexEntry struct {
-	Ctime          [16]byte /* git_index_time */
-	Mtime          [16]byte /* git_index_time */
-	Dev            uint32
-	Ino            uint32
-	Mode           uint32
-	Uid            uint32
-	Gid            uint32
-	Pad_godefs_0   [4]byte
-	File_size      int64
-	Oid            [20]byte /* git_oid */
-	Flags          uint16
-	Flags_extended uint16
-	Path           *int8
-}

pkg/git/git.go

@@ -288,7 +288,7 @@ func (v *Reference) Type() {
 func (v *Reference) GetOid() (*Oid, os.Error) {
 	oid := C.git_reference_oid(v.git_reference)
 	if oid == nil {
-		//return nil, os.NewError("GetOid Failed: unable to get Oid for reference")
+		return nil, os.NewError("GetOid Failed: unable to get Oid for reference")
 	}
 	return &Oid{oid}, nil
 }
@@ -333,10 +333,38 @@ func (v *Index) EntryCount() int {
 	return int(C.git_index_entrycount(v.git_index))
 }
 
+func (v *Index) Get(n int) (*IndexEntry, os.Error) {
+	p := C.git_index_get(v.git_index, C.int(n))
+	if p == nil {
+		estring := fmt.Sprintf("Index %v not found, total index is %v", n, v.EntryCount())
+		return nil, os.NewError(estring)
+	}
+	//entry := (*IndexEntry)(unsafe.Pointer(p))
+	return &IndexEntry{p}, nil
+}
+
 func (v *Index) Free() {
 	C.git_index_free(v.git_index)
 }
 
+// IndexEntry
+
+type IndexEntry struct {
+	index_entry *C.git_index_entry
+}
+
+func (i *IndexEntry) Oid() *Oid {
+	return &Oid{&i.index_entry.oid}
+}
+
+func (i *IndexEntry) Path() string {
+	return C.GoString(i.index_entry.path)
+}
+
+func (i *IndexEntry) Flags() int {
+	return int(i.index_entry.flags)
+}
+
 //TODO: its possible we can use godef to generate this struct
 // Signature
 type Signature struct {

pkg/git/git_test.go

@@ -95,6 +95,27 @@ func TestIndexEntryCount(t *testing.T) {
 	}
 }
 
+func TestIndexGet(t *testing.T) {
+	path := "README"
+	flags := 6
+	index := new(Index)
+	defer index.Free()
+	err := index.Open(repo)
+	check(t, err)
+	err = index.Read()
+	check(t, err)
+	entry, err := index.Get(0)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if entry.Path() != path {
+		t.Errorf("Expected Entry Path %v, got %v", path, index.EntryCount())
+	}
+	if entry.Flags() != flags {
+		t.Errorf("Expected Entry Flags %v, got %v", flags, index.EntryCount())
+	}
+}
+
 // Commit
 func TestCommit(t *testing.T) {
 	TestIndexAdd(t)
@@ -151,7 +172,7 @@ func TestRevWalk(t *testing.T) {
 		c := new(Commit)
 		c.Lookup(repo, o)
 		// Output example
-		fmt.Printf("%v %v %v %v\n", o.String(), c.Author(), c.Email(), c.Msg())
+		//fmt.Printf("%v %v %v %v\n", o.String(), c.Author(), c.Email(), c.Msg())
 	}
 }
 
@@ -218,7 +239,6 @@ func TestTreeEntryByName(t *testing.T) {
 	}
 }
 
-
 func TestInvalidTreeEntryByName(t *testing.T) {
 	expected := "README.does-not-exist"
 	_, err := tree.EntryByName(expected)