fix gofmt error

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

models/git_diff_test.go

@@ -20,16 +20,16 @@ func assertLineEqual(t *testing.T, d1 *DiffLine, d2 *DiffLine) {
 
 func TestDiffToHTML(t *testing.T) {
 	assertEqual(t, "+foo <span class=\"added-code\">bar</span> biz", diffToHTML([]dmp.Diff{
-		dmp.Diff{dmp.DiffEqual, "foo "},
-		dmp.Diff{dmp.DiffInsert, "bar"},
-		dmp.Diff{dmp.DiffDelete, " baz"},
-		dmp.Diff{dmp.DiffEqual, " biz"},
+		{dmp.DiffEqual, "foo "},
+		{dmp.DiffInsert, "bar"},
+		{dmp.DiffDelete, " baz"},
+		{dmp.DiffEqual, " biz"},
 	}, DiffLineAdd))
 
 	assertEqual(t, "-foo <span class=\"removed-code\">bar</span> biz", diffToHTML([]dmp.Diff{
-		dmp.Diff{dmp.DiffEqual, "foo "},
-		dmp.Diff{dmp.DiffDelete, "bar"},
-		dmp.Diff{dmp.DiffInsert, " baz"},
-		dmp.Diff{dmp.DiffEqual, " biz"},
+		{dmp.DiffEqual, "foo "},
+		{dmp.DiffDelete, "bar"},
+		{dmp.DiffInsert, " baz"},
+		{dmp.DiffEqual, " biz"},
 	}, DiffLineDel))
 }

modules/lfs/content_store.go

@@ -90,5 +90,5 @@ func transformKey(key string) string {
 		return key
 	}
 
-	return filepath.Join(key[0:2], key[2:4], key[4:len(key)])
+	return filepath.Join(key[0:2], key[2:4], key[4:])
 }

modules/mailer/mailer.go

@@ -263,7 +263,6 @@ func NewContext() {
 		return
 	}
 
-
 	if setting.MailService.UseSendmail {
 		Sender = &sendmailSender{}
 	} else {