Added early failure if the Ruby version isn't 1.8.2 or above #735

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@808 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/CHANGELOG

 *SVN*
 
+* Added early failure if the Ruby version isn't 1.8.2 or above #735
+
 * Fixed the missing shebang in main "rails" script #736
 
 * Removed the obsolete -i/--index option from the WEBrick servlet #743

railties/bin/rails

 #!/usr/local/bin/ruby
+
+puts "Rails requires Ruby 1.8.2" and exit if RUBY_VERSION < "1.8.2"
+
 require File.dirname(__FILE__) + '/../lib/rails_generator'
 require 'rails_generator/scripts/generate'
 Rails::Generator::Base.use_application_sources!
-Rails::Generator::Scripts::Generate.new.run(ARGV, :generator => 'app')
+Rails::Generator::Scripts::Generate.new.run(ARGV, :generator => 'app')
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