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Class: RBS::CLI::ColoredIO

Relationships & Source Files
Inherits: Object
Defined in: lib/rbs/cli/colored_io.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(stdout:) ⇒ ColoredIO

[ GitHub ] 

  


# File 'lib/rbs/cli/colored_io.rb', line 8



def initialize(stdout:)
  @stdout = stdout
end


  







Instance Attribute Details



  

    #are_colors_disabled?  ⇒ Boolean  (readonly, private)
  

  [ GitHub ]


  

  


# File 'lib/rbs/cli/colored_io.rb', line 43



def are_colors_disabled?
  !ENV['NO_COLOR'].nil? && !ENV.fetch('NO_COLOR', '').empty?
end


  








  

    #are_colors_supported?  ⇒ Boolean  (readonly, private)
  

  [ GitHub ]


  

  


# File 'lib/rbs/cli/colored_io.rb', line 39



def are_colors_supported?
  stdout.tty? && ENV["TERM"] != "dumb"
end


  








  

    #can_display_colors?  ⇒ Boolean  (readonly, private)
  



  

    

github.com/rubygems/rubygems/blob/ed65279100234a17d65d71fe26de5083984ac5b8/bundler/lib/bundler/vendor/thor/lib/thor/shell/color.rb#L99-L109


  





  


  [ GitHub ]


  

  


# File 'lib/rbs/cli/colored_io.rb', line 35



def can_display_colors?
  are_colors_supported? && !are_colors_disabled?
end


  








  

    #stdout   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rbs/cli/colored_io.rb', line 6



attr_reader :stdout


  







Instance Method Details



  

    #puts  
  

  [ GitHub ]


  

  


# File 'lib/rbs/cli/colored_io.rb', line 28



def puts(...)
  stdout.puts(...)
end


  








  

    #puts_green(string)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/cli/colored_io.rb', line 20



def puts_green(string)
  if can_display_colors?
    puts "\e[32m#{string}\e[m"
  else
    puts string
  end
end


  








  

    #puts_red(string)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/cli/colored_io.rb', line 12



def puts_red(string)
  if can_display_colors?
    puts "\e[31m#{string}\e[m"
  else
    puts string
  end
end