From 0358a126f2d71faf978f26f9249bd0bd9be93d41 Mon Sep 17 00:00:00 2001
From: Lars Willighagen <lars.willighagen@gmail.com>
Date: Thu, 13 Dec 2018 17:42:11 +0100
Subject: [PATCH] install: correct reqBy spec for opt deps

Return the correct spec for optional dependencies in getRequested.

See https://npm.community/t/242
---
 lib/install/get-requested.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/install/get-requested.js b/lib/install/get-requested.js
index ab410ffc9b6e3..e84cfa719fec5 100644
--- a/lib/install/get-requested.js
+++ b/lib/install/get-requested.js
@@ -7,6 +7,7 @@ module.exports = function (child, reqBy) {
   if (!reqBy) reqBy = child.requiredBy[0]
   const deps = reqBy.package.dependencies || {}
   const devDeps = reqBy.package.devDependencies || {}
+  const optDeps = reqBy.package.optionalDependencies || {}
   const name = moduleName(child)
-  return npa.resolve(name, deps[name] || devDeps[name], reqBy.realpath)
+  return npa.resolve(name, deps[name] || devDeps[name] || optDeps[name], reqBy.realpath)
 }