Class: Greener::OutputBuffer

Inherits:
Object
  • Object
show all
Defined in:
lib/greener/output_buffer.rb

Overview

Initialize this class to delay output, gist.github.com/macek/596007

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ OutputBuffer

Returns a new instance of OutputBuffer.



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# File 'lib/greener/output_buffer.rb', line 6

def initialize
  @buffer = StringIO.new
  activate
end

Class Attribute Details

.original_stdout ⇒ Object

Returns the value of attribute original_stdout.



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# File 'lib/greener/output_buffer.rb', line 28

def original_stdout
  @original_stdout
end

Class Method Details

.restore_default ⇒ Object 



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# File 'lib/greener/output_buffer.rb', line 30

def restore_default
  $stdout = original_stdout
end

Instance Method Details

#activate ⇒ Object 



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# File 'lib/greener/output_buffer.rb', line 11

def activate
  return if @activated
  self.class.original_stdout = $stdout
  $stdout = @buffer
  @activated = true
end

#stop ⇒ Object 



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# File 'lib/greener/output_buffer.rb', line 23

def stop
  self.class.restore_default
end

#to_s ⇒ Object 



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# File 'lib/greener/output_buffer.rb', line 18

def to_s
  @buffer.rewind
  @buffer.read
end