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Class: Bundler::UI::Shell

Relationships & Source Files
Inherits: Object
Defined in: lib/bundler/ui/shell.rb

Constant Summary

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(options = {}) ⇒ Shell

[ GitHub ] 

  


# File 'lib/bundler/ui/shell.rb', line 12



def initialize(options = {})
  Thor::Base.shell = options["no-color"] ? Thor::Shell::Basic : nil
  @shell = Thor::Base.shell.new
  @level = ENV["DEBUG"] ? "debug" : "info"
  @warning_history = []
end


  







Instance Attribute Details



  

    #debug?  ⇒ Boolean  (readonly)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 48



def debug?
  level("debug")
end


  








  

    #level(name = nil)   (rw)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 73



def level(name = nil)
  return @level unless name
  unless index = LEVELS.index(name)
    raise "#{name.inspect} is not a valid level"
  end
  index <= LEVELS.index(@level)
end


  








  

    #level=(level)   (rw)
  



  

    
  





  
Raises:


    
  
  • 
    (ArgumentError)
  
    • 





  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 68



def level=(level)
  raise ArgumentError unless LEVELS.include?(level.to_s)
  @level = level.to_s
end


  








  

    #no?  ⇒ Boolean  (readonly)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 64



def no?
  @shell.no?(msg)
end


  








  

    #quiet?  ⇒ Boolean  (readonly)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 52



def quiet?
  level("quiet")
end


  








  

    #shell=(value)   (writeonly)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 10



attr_writer :shell


  







Instance Method Details



  

    #add_color(string, *color)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 19



def add_color(string, *color)
  @shell.set_color(string, *color)
end


  








  

    #ask(msg)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 56



def ask(msg)
  @shell.ask(msg)
end


  








  

    #confirm(msg, newline = nil)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 27



def confirm(msg, newline = nil)
  tell_me(msg, :green, newline) if level("confirm")
end


  








  

    #debug(msg, newline = nil)   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 44



def debug(msg, newline = nil)
  tell_me(msg, nil, newline) if debug?
end


  








  

    #error(msg, newline = nil, color = :red)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 39



def error(msg, newline = nil, color = :red)
  return unless level("error")
  tell_err(msg, color, newline)
end


  








  

    #info(msg, newline = nil)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 23



def info(msg, newline = nil)
  tell_me(msg, nil, newline) if level("info")
end


  








  

    #silence(&blk)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 87



def silence(&blk)
  with_level("silent", &blk)
end


  








  

    #strip_leading_spaces(text)   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 122



def strip_leading_spaces(text)
  spaces = text[/\A\s+/, 0]
  spaces ? text.gsub(/#{spaces}/, "") : text
end


  








  

    #tell_err(message, color = nil, newline = nil)   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 107



def tell_err(message, color = nil, newline = nil)
  return if @shell.send(:stderr).closed?

  newline ||= message.to_s !~ /( |\t)\Z/
  message = word_wrap(message) if newline.is_a?(Hash) && newline[:wrap]

  color = nil if color && !$stderr.tty?

  buffer = @shell.send(:prepare_message, message, *color)
  buffer << "\n" if newline && !message.to_s.end_with?("\n")

  @shell.send(:stderr).print(buffer)
  @shell.send(:stderr).flush
end


  








  

    #tell_me(msg, color = nil, newline = nil)   (private)
  



  

    

valimism


  



  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 98



def tell_me(msg, color = nil, newline = nil)
  msg = word_wrap(msg) if newline.is_a?(Hash) && newline[:wrap]
  if newline.nil?
    @shell.say(msg, color)
  else
    @shell.say(msg, color, newline)
  end
end


  








  

    #trace(e, newline = nil, force = false)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 81



def trace(e, newline = nil, force = false)
  return unless debug? || force
  msg = "#{e.class}: #{e.message}\n#{e.backtrace.join("\n  ")}"
  tell_err(msg, nil, newline)
end


  








  

    #unprinted_warnings  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 91



def unprinted_warnings
  []
end


  








  

    #warn(msg, newline = nil, color = :yellow)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 31



def warn(msg, newline = nil, color = :yellow)
  return unless level("warn")
  return if @warning_history.include? msg
  @warning_history << msg

  tell_err(msg, color, newline)
end


  








  

    #with_level(level)   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 133



def with_level(level)
  original = @level
  @level = level
  yield
ensure
  @level = original
end


  








  

    #word_wrap(text, line_width = @shell.terminal_width)   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 127



def word_wrap(text, line_width = @shell.terminal_width)
  strip_leading_spaces(text).split("\n").collect do |line|
    line.length > line_width ? line.gsub(/(.{1,#{line_width}})(\s+|$)/, "\\1\n").strip : line
  end * "\n"
end


  








  

    #yes?(msg)  ⇒ Boolean 
  



  

    
  





  


  [ GitHub ]


  

  


# File 'lib/bundler/ui/shell.rb', line 60



def yes?(msg)
  @shell.yes?(msg)
end