node@6: update npm to 5.4.2

Closes #19348.

Signed-off-by: ilovezfs <ilovezfs@icloud.com>

Formula/node@6.rb

@@ -3,6 +3,7 @@ class NodeAT6 < Formula
   homepage "https://nodejs.org/"
   url "https://nodejs.org/dist/v6.11.4/node-v6.11.4.tar.xz"
   sha256 "4c2f0435e3088136ac4bc75236a7717f189d590a13f490065e7b3b8e5aacd450"
+  revision 1
   head "https://github.com/nodejs/node.git", :branch => "v6.x-staging"
 
   bottle do
@@ -33,8 +34,8 @@ class NodeAT6 < Formula
 
   # Keep in sync with main node formula
   resource "npm" do
-    url "https://registry.npmjs.org/npm/-/npm-5.3.0.tgz"
-    sha256 "dd96ece7cbd6186a51ca0a5ab7e1de0113333429603ec2ccb6259e0bef2e03eb"
+    url "https://registry.npmjs.org/npm/-/npm-5.4.2.tgz"
+    sha256 "04dc5f87b1079d59d51404d4b4c4aacbe385807a33bd15a8f2da2fabe27bf443"
   end
 
   resource "icu4c" do
@@ -68,6 +69,10 @@ class NodeAT6 < Formula
       system "node", bootstrap/"bin/npm-cli.js", "install", "-ddd", "--global",
              "--prefix=#{libexec}", resource("npm").cached_download
 
+      # Fix from chrmoritz for ENOENT issue with @ in path to node
+      inreplace libexec/"lib/node_modules/npm/node_modules/libnpx/index.js",
+                "return child.escapeArg(npmPath, true)", "return npmPath"
+
       # The `package.json` stores integrity information about the above passed
       # in `cached_download` npm resource, which breaks `npm -g outdated npm`.
       # This copies back over the vanilla `package.json` to fix this issue.