From e50701db0122f041234e4d756c17cb4f39791bfb Mon Sep 17 00:00:00 2001
From: Marijn Haverbeke <marijn@haverbeke.nl>
Date: Fri, 1 Jun 2018 09:46:59 +0200
Subject: [PATCH] Allow null to be passed as base visitor to walk.recursive

---
 src/walk/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/walk/index.js b/src/walk/index.js
index fdc776c8d..aa521341f 100644
--- a/src/walk/index.js
+++ b/src/walk/index.js
@@ -45,7 +45,7 @@ export function ancestor(node, visitors, baseVisitor = base, state) {
 // their child nodes (by calling their third argument on these
 // nodes).
 export function recursive(node, state, funcs, baseVisitor, override) {
-  let visitor = funcs ? exports.make(funcs, baseVisitor) : baseVisitor
+  let visitor = funcs ? make(funcs, baseVisitor || undefined) : baseVisitor
   ;(function c(node, st, override) {
     visitor[override || node.type](node, st, c)
   })(node, state, override)