module Kernel unless respond_to?(:debugger) # Starts a debugging session if ruby-debug has been loaded (call rails server --debugger to do load it). def debugger message = "\n***** Debugger requested, but was not available (ensure ruby-debug is listed in Gemfile/installed as gem): Start server with --debugger to enable *****\n" defined?(Rails) ? Rails.logger.info(message) : $stderr.puts(message) end alias breakpoint debugger unless respond_to?(:breakpoint) end end