From f2c72df110371f51f6ffdabda5e23a9db74903a6 Mon Sep 17 00:00:00 2001
From: Kite <ixkaito@gmail.com>
Date: Fri, 14 Aug 2015 18:42:44 +0900
Subject: [PATCH] Remove `version` argument in install.rb

---
 install.rb | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/install.rb b/install.rb
index 933e5ee9a2..d5ea1422ae 100644
--- a/install.rb
+++ b/install.rb
@@ -1,9 +1,6 @@
-version = ARGV.pop
+# Usage: ruby install.rb
 
-if version.nil?
-  puts "Usage: ruby install.rb version"
-  exit(64)
-end
+version = File.read(File.expand_path('../RAILS_VERSION', __FILE__)).strip
 
 %w( activesupport activemodel activerecord actionpack actionview actionmailer railties activejob ).each do |framework|
   puts "Installing #{framework}..."
-- 
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