From ad652cae736d3f49c2424485d43a77dc64c31efa Mon Sep 17 00:00:00 2001
From: Merlyn Albery-Speyer <merlyn@newrelic.com>
Date: Thu, 24 Jan 2013 21:27:57 -0800
Subject: [PATCH] Added "express --paas heroku" option which adds package.json
 entries for heroku deployment to work out-of-the-box

---
 bin/express | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/bin/express b/bin/express
index 3c0090c6a0..d6830fff06 100755
--- a/bin/express
+++ b/bin/express
@@ -21,6 +21,7 @@ program
   .option('-J, --jshtml', 'add jshtml engine support (defaults to jade)')
   .option('-H, --hogan', 'add hogan.js engine support')
   .option('-c, --css <engine>', 'add stylesheet <engine> support (less|stylus) (defaults to plain css)')
+  .option('-p, --paas [platform]', 'add <platform> support (heroku) (defaults to generic support)')
   .option('-f, --force', 'force on non-empty directory')
   .parse(process.argv);
 
@@ -39,6 +40,8 @@ if (program.ejs) program.template = 'ejs';
 if (program.jshtml) program.template = 'jshtml';
 if (program.hogan) program.template = 'hjs';
 
+if (program.heroku) program.paas = 'heroku';
+
 /**
  * Routes index template.
  */
@@ -364,6 +367,13 @@ function createApplicationAt(path) {
         }
     }
 
+    if (program.paas == 'heroku') {
+      pkg.engines = {
+        node: '0.8.x'
+      , npm:  '1.1.x'
+      }
+    }
+
     write(path + '/package.json', JSON.stringify(pkg, null, 2));
     write(path + '/app.js', app);
   });