From 90b7cbb334bd045bf9ea0a3c64a259505f1a535d Mon Sep 17 00:00:00 2001
From: Zach Bruggeman <mail@bruggie.com>
Date: Mon, 23 Mar 2015 14:58:28 -0700
Subject: [PATCH] Add prune option

Fixes GH-4
---
 index.js  | 25 ++++++++++++++++++-------
 readme.md |  1 +
 2 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/index.js b/index.js
index 8931c03..392bbe0 100644
--- a/index.js
+++ b/index.js
@@ -88,13 +88,24 @@ module.exports = function packager (opts, cb) {
     // copy users app into .app
     ncp(opts.dir, paths.app, {filter: filter}, function copied (err) {
       if (err) return cb(err)
-      
-      // finally, move app into cwd
-      var finalPath = opts.out || process.cwd()
-      // TODO dont spawn, but I couldn't find a good module
-      child.exec('mv "' + newApp + '" "' + finalPath + '"', function moved (err) {
-        cb(err, path.join(finalPath, opts.name + '.app'))
-      })
+
+      function moveApp (err) {
+        if (err) return cb(err)
+
+        // finally, move app into cwd
+        var finalPath = opts.out || process.cwd()
+        // TODO dont spawn, but I couldn't find a good module
+        child.exec('mv "' + newApp + '" "' + finalPath + '"', function moved (err) {
+          cb(err, path.join(finalPath, opts.name + '.app'))
+        })
+      }
+
+      // run npm prune
+      if (opts.prune) {
+        child.exec('npm prune --production', { cwd: paths.app }, moveApp)
+      } else {
+        moveApp()
+      }
     })
   }
 }
diff --git a/readme.md b/readme.md
index 09ecb47..0955488 100644
--- a/readme.md
+++ b/readme.md
@@ -36,3 +36,4 @@ these are optional CLI options you can pass in
 - `app-bundle-id` - bundle identifier to use in the app plist
 - `helper-bundle-id` - bundle identifier to use in the app helper plist
 - `ignore` (default none) - do not copy files into App whose filenames regex .match this string
+- `prune` - runs `npm prune --production` on the app