simplify SplitNameExt

utils/splitNameExt.go

@@ -1,16 +1,8 @@
 package utils
 
+import "path/filepath"
+
 func SplitNameExt(path string) (name, ext string) {
-	name, ext = path, ""
-	for range 5 {
-		if len(name) == 0 || name[len(name)-1] == '.' || name[len(name)-1] == '/' {
-			break
-		}
-		name = name[:len(name)-1]
-		ext = path[len(name):]
-	}
-	if len(name) == 0 || name[len(name)-1] != '.' {
-		return path, ""
-	}
-	return
+	ext = filepath.Ext(path)
+	return path[:len(path)-len(ext)], ext
 }