Class: PauseOutput::OutputPager

Inherits:
Object
  • Object
show all
Defined in:
lib/pause_output/output_pager.rb

Overview

A class to manage paged output.

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ OutputPager

Set up the initial values.



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# File 'lib/pause_output/output_pager.rb', line 11

def initialize(options={})
  @options = options
  @lines   = 0
  @chars   = 0
end

Instance Method Details

#<<(obj) ⇒ Object

Write out an object as a string.



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# File 'lib/pause_output/output_pager.rb', line 27

def <<(obj)
  write(obj.to_s)
end

#write(str) ⇒ Object

Write out a general string with page pauses.



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# File 'lib/pause_output/output_pager.rb', line 18

def write(str)
  while !str.empty?
    pre,mid,str = str.partition("\n")
    write_str(pre) unless pre.empty?
    writeln unless mid.empty?
  end
end