2 files changed, 14 insertions, 0 deletions
diff --git a/modules/base/template.go b/modules/base/template.go
index 8d95dbea..e577bd7c 100644
--- a/modules/base/template.go
+++ b/modules/base/template.go
@@ -70,4 +70,5 @@ var TemplateFuncs template.FuncMap = map[string]interface{}{
 	"SubStr": func(str string, start, length int) string {
 		return str[start : start+length]
 	},
+	"DiffTypeToStr": DiffTypeToStr,
 }
diff --git a/modules/base/tool.go b/modules/base/tool.go
index 8f38d492..15d42fa7 100644
--- a/modules/base/tool.go
+++ b/modules/base/tool.go
@@ -539,3 +539,16 @@ func ActionDesc(act Actioner, avatarLink string) string {
 		return "invalid type"
 	}
 }
+
+func DiffTypeToStr(diffType int) string {
+	switch diffType {
+	case 1:
+		return "add"
+	case 2:
+		return "modify"
+	case 3:
+		return "del"
+	default:
+		return "unknown"
+	}
+}