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Module: Bundler::Thor::Shell::Terminal

Relationships & Source Files
Defined in: lib/bundler/vendor/thor/lib/thor/shell/terminal.rb

Constant Summary

Class Attribute Summary

Class Method Summary

Class Attribute Details

.unix? ⇒ Boolean (readonly)

[ GitHub ] 

  


# File 'lib/bundler/vendor/thor/lib/thor/shell/terminal.rb', line 20



def unix?
  RUBY_PLATFORM =~ /(aix|darwin|linux|(net|free|open)bsd|cygwin|solaris)/i
end


  







Class Method Details



  

    .dynamic_width   (private)
  



  

    

Calculate the dynamic width of the terminal


  



  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/shell/terminal.rb', line 27



def dynamic_width
  @dynamic_width ||= (dynamic_width_stty.nonzero? || dynamic_width_tput)
end


  








  

    .dynamic_width_stty   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/shell/terminal.rb', line 31



def dynamic_width_stty
  `stty size 2>/dev/null`.split[1].to_i
end


  








  

    .dynamic_width_tput   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/shell/terminal.rb', line 35



def dynamic_width_tput
  `tput cols 2>/dev/null`.to_i
end


  








  

    .terminal_width  
  



  

    

This code was copied from Rake, available under MIT-LICENSE Copyright © 2003, 2004 Jim Weirich


  



  [ GitHub ]


  

  


# File 'lib/bundler/vendor/thor/lib/thor/shell/terminal.rb', line 9



def terminal_width
  result = if ENV["THOR_COLUMNS"]
    ENV["THOR_COLUMNS"].to_i
  else
    unix? ? dynamic_width : DEFAULT_TERMINAL_WIDTH
  end
  result < 10 ? DEFAULT_TERMINAL_WIDTH : result
rescue
  DEFAULT_TERMINAL_WIDTH
end