From 20b4d5658f82aa8c36f819ce93d85b6a06ea82de Mon Sep 17 00:00:00 2001
From: Eli Doran <eli@elidoran.com>
Date: Mon, 12 Dec 2016 18:10:05 -0500
Subject: [PATCH] windows: use process.env.USERPROFILE for 'home'

Credit: @elidoran
Reviewed-By: @othiym23
PR-URL: https://github.com/npm/nopt/pull/77
---
 lib/nopt.js | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/lib/nopt.js b/lib/nopt.js
index 2287ea9..d34e491 100644
--- a/lib/nopt.js
+++ b/lib/nopt.js
@@ -131,11 +131,16 @@ function validatePath (data, k, val) {
   if (val === null) return true
 
   val = String(val)
-  var homePattern = process.platform === 'win32' ? /^~(\/|\\)/ : /^~\//
-  if (val.match(homePattern) && process.env.HOME) {
-    val = path.resolve(process.env.HOME, val.substr(2))
+
+  var isWin       = process.platform === 'win32'
+    , homePattern = isWin ? /^~(\/|\\)/ : /^~\//
+    , home        = isWin ? process.env.USERPROFILE : process.env.HOME
+
+  if (home && val.match(homePattern)) {
+    data[k] = path.resolve(home, val.substr(2))
+  } else {
+    data[k] = path.resolve(val)
   }
-  data[k] = path.resolve(String(val))
   return true
 }