From 66258c0e48ed5cf26641a3096272a272611a783c Mon Sep 17 00:00:00 2001
From: Tim Raymond <xtjraymondx@gmail.com>
Date: Thu, 3 Jan 2013 15:08:50 -0500
Subject: Adding a usage message to install.rb script

Previously, invoking the install.rb script with zero arguments
caused it to attempt to install all gems without a version
suffix, which would fail spectacularly. Failing gracefully with
a usage message is more helpful to a first-time user.
---
 install.rb | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'install.rb')

diff --git a/install.rb b/install.rb
index bf843e251e..3967624a3f 100644
--- a/install.rb
+++ b/install.rb
@@ -1,5 +1,10 @@
 version = ARGV.pop
 
+if version.nil?
+  puts "Usage: ruby install.rb version"
+  exit(64)
+end
+
 %w( activesupport activemodel activerecord actionpack actionmailer railties ).each do |framework|
   puts "Installing #{framework}..."
   `cd #{framework} && gem build #{framework}.gemspec && gem install #{framework}-#{version}.gem --local --no-ri --no-rdoc && rm #{framework}-#{version}.gem`
-- 
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