diff --git a/.gitignore b/.gitignore
index dbe9c43..9154f84 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 /node_modules
 *.sh
+# webstorm
+.idea
diff --git a/src/util/toString.js b/src/util/toString.js
index b4a6904..e0611db 100644
--- a/src/util/toString.js
+++ b/src/util/toString.js
@@ -1,13 +1,14 @@
 export default function toString(obj) {
   let result = JSON.stringify(obj, function(key, val) {
-        if (typeof val === 'function') {
-            return `~--demo--~${val}~--demo--~`;
-        }
-        return val;
-    });
+    if (typeof val === 'function') {
+      return `~--demo--~${val}~--demo--~`;
+    }
+    return val;
+  });
 
-    do {
-        result = result.replace('\"~--demo--~', '').replace('~--demo--~\"', '').replace(/\\n/g, '').replace(/\\\"/g,"\"");//最后一个replace将release模式中莫名生成的\"转换成"
-    } while (result.indexOf('~--demo--~') >= 0);
-    return result;
+  do {
+    result = result.replace('\"~--demo--~', '').replace('~--demo--~\"', '');
+  } while (result.indexOf('~--demo--~') >= 0);
+  result = result.replace(/\\n/g, '').replace(/\\\"/g,"\"");//最后一个replace将release模式中莫名生成的\"转换成"
+  return result;
 }