Contents

require 'stringio'
 
module Kernel
 
  # Captures STDOUT content and returns it as a string
  #
  #   >> capture_stdout do
  #   >>   puts 'Heya'
  #   >> end
  #   => "Heya\n"
  def capture_stdout # :yields:
    out = StringIO.new
    $stdout = out
    yield
    return out.string
  ensure
    $stdout = STDOUT
  end
 
end

Version data entries

10 entries across 10 versions & 1 rubygems

Version	Path
iron-extensions-1.2.2	lib/iron/extensions/kernel.rb
iron-extensions-1.2.1	lib/iron/extensions/kernel.rb
iron-extensions-1.2.0	lib/iron/extensions/kernel.rb
iron-extensions-1.1.5	lib/iron/extensions/kernel.rb
iron-extensions-1.1.4	lib/iron/extensions/kernel.rb
iron-extensions-1.1.3	lib/iron/extensions/kernel.rb
iron-extensions-1.1.2	lib/iron/extensions/kernel.rb
iron-extensions-1.1.1	lib/iron/extensions/kernel.rb
iron-extensions-1.1.0	lib/iron/extensions/kernel.rb
iron-extensions-1.0.1	lib/iron/extensions/kernel.rb