Fix bug with expanding null var

antonmedv · Nov 3, 2018 · 3dd064a · 3dd064a
1 parent df2de03
commit 3dd064a
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/fx.js b/fx.js
@@ -89,6 +89,10 @@ module.exports = function start(input) {
   })
 
   function walk(v, cb, path = '') {
+    if (!v) {
+      return
+    }
+
     if (Array.isArray(v)) {
       cb(path)
       let i = 0