Show usage description if no code is passed (closes rails#4447) [murp…

…hy@cYcnus.de] git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4075 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
krsmurata · Mar 28, 2006 · e7db36b · e7db36b
1 parent 31199a9
commit e7db36b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/railties/lib/commands/runner.rb b/railties/lib/commands/runner.rb
@@ -24,4 +24,4 @@
 RAILS_ENV.replace(options[:environment]) if defined?(RAILS_ENV)
 
 require RAILS_ROOT + '/config/environment'
-eval(ARGV.first)
+ARGV.empty? ? puts("Usage: runner 'code' [options]") : eval(ARGV.first)