ls: Don't exclude modules that are both dev & prod with --production

Previously if a module was in devDependencies then it would never show
up with `npm ls --production` even if it was ALSO in dependencies.

Credit: @iarna
PR-URL: https://github.com/npm/npm/pull/15088

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/ls.js b/lib/ls.js
index 2e3db79c3..7c0ea71e7 100644
--- a/lib/ls.js
+++ b/lib/ls.js
@@ -135,7 +135,7 @@ function filterByEnv (data) {
   var devKeys = Object.keys(data.devDependencies || [])
   var prodKeys = Object.keys(data._dependencies || [])
   Object.keys(data.dependencies).forEach(function (name) {
-    if (!dev && inList(devKeys, name) && data.dependencies[name].missing) {
+    if (!dev && inList(devKeys, name) && !inList(prodKeys, name) && data.dependencies[name].missing) {
       return
     }