copy-paste verison of Ruby Inputs gem

README.md

This is copy-paste version of Inputs gem

This is helpfull if you just want to paste the Inputs gem functionality to a Ruby script when library install (gem install inputs or bunde install) is not an option.

Just Copy-Paste the code bellow to your script and you'll have all the features of Inputs gem

Color prompt

For more color options check https://gist.github.com/equivalent/74b1dec423f186c6e594f00b9aacff10

Issues

Any issue with this Gist ? Please raise an issue in Inputs gem: https://github.com/equivalent/inputs

Discussion & Questions:

Comment bellow or reply to this Reddit thread

inputs.rb

class String; def green; "\e[#{32}m#{self}\e[0m"; end; end # For more colors check https://gist.github.com/equivalent/74b1dec423f186c6e594f00b9aacff10

module Inputs
  def self.yn(question)
    begin
      puts "#{question} [y/n]".green
      input = STDIN.gets.chomp
    end until %w(y n).include?(input)

    case input
    when 'y'; true
    when 'n'; false
    end
  end

  def self.name(question)
    puts "#{question}".green
    name = STDIN.gets
    name = name.chomp
    puts name.green
    name
  end

  def self.name!(question)
    puts "#{question}".green
    name = STDIN.gets
    name = name.chomp
    if name != ''
      puts name.green
      name
    end
  end

  def self.text(question)
    puts "#{question}".green
    txt = ''; STDIN.each_line {|l| txt = txt + l }; txt
    puts txt.green
    txt
  end

  def self.names(question)
    puts "#{question} (Comma separated)".green
    names = STDIN.gets.chomp.split(',').map(&:strip)
    puts names.join(' & ').green
    names
  end

  def self.pick(options, question: "Please choose:", option_output_eval: ->(key, option) { "  Press #{key} for \"#{option}\"" })
    option_map = options.map(&:to_s).uniq.map.with_index { |x, i| [i+1, x] }.to_h
    begin
      puts "#{question}".green
      option_map.each { |key, option|  puts "#{option_output_eval.call(key, option)}".green }
      input = STDIN.gets.chomp.to_i
    end until option_map.keys.include?(input)

    option_map.fetch(input)
  end
end

usage.rb

p Inputs.yn('Do you want a candy?')
p Inputs.name('What is your name ?')
p Inputs.name!('What is your favorite color ?')
p Inputs.names('What are the names of your parents')
p Inputs.pick(['car', 'dog', 'snake'])
p Inputs.text('Tell me your story')