From 28d2bd6fde536d0072d34dd42b9338f5dba20b72 Mon Sep 17 00:00:00 2001
From: yuanchuan <yuanchuan23@gmail.com>
Date: Mon, 25 Oct 2021 09:27:32 +0800
Subject: [PATCH] Fix default context value

---
 src/selector.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/selector.js b/src/selector.js
index 0ca8cf5..d039a2d 100644
--- a/src/selector.js
+++ b/src/selector.js
@@ -73,9 +73,9 @@ export default function(random) {
 
     match({ count, grid, x, y }) {
       return expr => {
-        return !!calc(expr, {
+        return !!calc('(' + expr + ')', {
           x, y,
-          X: grid.x, Y: grid.Y,
+          X: grid.x, Y: grid.y,
           i: count,
         });
       }