Module: Cliprompt

Defined in:
lib/cliprompt.rb,
lib/cliprompt/version.rb,
lib/cliprompt/optionset.rb

Defined Under Namespace

Classes: OptionException, Optionset

Constant Summary collapse

MSG_MANDATORY_TEXT = 
"Sorry you need to fill that information."
MSG_YES_OR_NO = 
"You need to answer by yes, no, y, n, 1 or 0."
MSG_CHOSE_IN_LIST = 
"You need to chose between the available options."
MSG_INPUT_A_NUMBER = 
"You need input a number."
MSG_CHOSE_A_NUMBER = 
"Choose a number:"
VERSION = 
"0.1.2"

Class Method Summary collapse

Class Method Details

.ask(question, *options) ⇒ Object

interactive setup of option



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# File 'lib/cliprompt.rb', line 17

def ask(question, *options)
  if options[0].class == Optionset
    opts = options[0]
  else
    opts = Optionset.new(*options)
  end
  output.print "#{question} #{opts.display}"
  answer = input.gets.chomp
  output.flush
  opts.validate(question, answer)
end

.guess(env, question, *options) ⇒ Object

if environment var is set, use it, otherwise, ask for a value



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# File 'lib/cliprompt.rb', line 30

def guess(env, question, *options)
  opts = Optionset.new(*options)
  if ENV[env]
    opts.validate(question, ENV[env])
  else
    ask question, opts
  end
end

.input ⇒ Object

defaults to STDIN



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# File 'lib/cliprompt.rb', line 58

def input
  @@input ||= STDIN
end

.output ⇒ Object

defaults to STDOUT



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# File 'lib/cliprompt.rb', line 63

def output
  @@output ||= STDOUT
end

.say(message) ⇒ Object

output a message message - string to output



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# File 'lib/cliprompt.rb', line 41

def say(message)
  output.puts message
end

.setio(input, output) ⇒ Object

makes possible to set input and output



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# File 'lib/cliprompt.rb', line 52

def setio(input, output)
  @@input = input
  @@output = output
end

.shout(message) ⇒ Object

paints a message in bold and red and output it message - string to paint



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# File 'lib/cliprompt.rb', line 47

def shout(message)
  output.puts Paint[message, :bold, :red ]
end