feat: 表达式检查

web/building_saas/main/js/views/quantity_edit_view.js

@@ -143,6 +143,7 @@ let quantityEditObj = {
 
     },
     checkingAndUpdate(quantityEXP,node){
+        debugger
         let me = this;
        /* if(quantityEXP === node.data.quantityEXP){ //没有变化，不做任何操作
             projectObj.mainController.refreshTreeNode([node]);
@@ -197,6 +198,7 @@ let quantityEditObj = {
                 let exp = new Expression('');
                 exp.Expression(evalString);
                 value = Number(exp.Evaluate());
+                if(isNaN(value)) throw new Error("输入的表达式有误");
             }
             return value;
         }catch (error){