From be7d7e449bb367552c335ef2b33df8e88f4664d5 Mon Sep 17 00:00:00 2001
From: Vesa Karvonen <vesa.a.j.k@gmail.com>
Date: Wed, 7 Nov 2018 23:11:04 +0200
Subject: [PATCH] Improve coverage

---
 test/tests.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/test/tests.js b/test/tests.js
index 55c7a1b8..74ba1d78 100644
--- a/test/tests.js
+++ b/test/tests.js
@@ -2420,6 +2420,10 @@ describe('L.patterns', () => {
 })
 
 describe('L.mapping', () => {
+  testEq(
+    () => L.get(L.mapping((x, y) => [x, L.orP([y], [...L._, y], {y})]), 'any'),
+    undefined
+  )
   testEq(
     () =>
       L.get(