class Object
Public Instance Methods
ask_valid(title) { |input| ... }
click to toggle source
# File lib/wotusay.rb, line 1 def ask_valid(title) value = nil loop do puts "Enter #{ title }:" print '> ' input = gets.strip # Strip whitespace begin value = yield input rescue => e puts "Error: #{e.message}" value = nil end break unless value.nil? puts "* Invalid #{ title } *" end value end
ask_valid_string(title)
click to toggle source
# File lib/wotusay.rb, line 23 def ask_valid_string(title) ask_valid(title) do |input| next nil if input.empty? input end end