Clean code

.gopmfile

 github.com/go-sql-driver/mysql=
 github.com/libgit2/git2go=commit:054268a63418b03892bfd4c6a509a0294660074b
 github.com/lunny/xorm=
+github.com/speedata/gogit=
 github.com/Unknwon/goconfig=
 github.com/gogits/logs=
 
+[res]
+include=templates|public|conf
+

modules/base/tool.go

 	}
 	return then.String()
 }
+
+// Subtract deals with subtraction of all types of number.
+func Subtract(left interface{}, right interface{}) interface{} {
+	var rleft, rright int64
+	var fleft, fright float64
+	var isInt bool = true
+	switch left.(type) {
+	case int:
+		rleft = int64(left.(int))
+	case int8:
+		rleft = int64(left.(int8))
+	case int16:
+		rleft = int64(left.(int16))
+	case int32:
+		rleft = int64(left.(int32))
+	case int64:
+		rleft = left.(int64)
+	case float32:
+		fleft = float64(left.(float32))
+		isInt = false
+	case float64:
+		fleft = left.(float64)
+		isInt = false
+	}
+
+	switch right.(type) {
+	case int:
+		rright = int64(right.(int))
+	case int8:
+		rright = int64(right.(int8))
+	case int16:
+		rright = int64(right.(int16))
+	case int32:
+		rright = int64(right.(int32))
+	case int64:
+		rright = right.(int64)
+	case float32:
+		fright = float64(left.(float32))
+		isInt = false
+	case float64:
+		fleft = left.(float64)
+		isInt = false
+	}
+
+	if isInt {
+		return rleft - rright
+	} else {
+		return fleft + float64(rleft) - (fright + float64(rright))
+	}
+}

web.go

 	Flags:  []cli.Flag{},
 }
 
-func Subtract(left interface{}, right interface{}) interface{} {
-	var rleft, rright int64
-	var fleft, fright float64
-	var isInt bool = true
-	switch left.(type) {
-	case int:
-		rleft = int64(left.(int))
-	case int8:
-		rleft = int64(left.(int8))
-	case int16:
-		rleft = int64(left.(int16))
-	case int32:
-		rleft = int64(left.(int32))
-	case int64:
-		rleft = left.(int64)
-	case float32:
-		fleft = float64(left.(float32))
-		isInt = false
-	case float64:
-		fleft = left.(float64)
-		isInt = false
-	}
-
-	switch right.(type) {
-	case int:
-		rright = int64(right.(int))
-	case int8:
-		rright = int64(right.(int8))
-	case int16:
-		rright = int64(right.(int16))
-	case int32:
-		rright = int64(right.(int32))
-	case int64:
-		rright = right.(int64)
-	case float32:
-		fright = float64(left.(float32))
-		isInt = false
-	case float64:
-		fleft = left.(float64)
-		isInt = false
-	}
-
-	if isInt {
-		return rleft - rright
-	} else {
-		return fleft + float64(rleft) - (fright + float64(rright))
-	}
-}
-
 var AppHelpers template.FuncMap = map[string]interface{}{
 	"AppName": func() string {
 		return base.Cfg.MustValue("", "APP_NAME")
 		return APP_VER
 	},
 	"TimeSince": base.TimeSince,
-	"Subtract":  Subtract,
+	"Subtract":  base.Subtract,
 }
 
 func runWeb(*cli.Context) {