class IO

Public Instance Methods

ask(question, default, output_io = STDOUT) click to toggle source
# File lib/roby/support.rb, line 12
def ask(question, default, output_io = STDOUT)
    output_io.print question
    output_io.flush
    loop do
        answer = readline.chomp.downcase
        if answer.empty?
            return default
        elsif answer == 'y'
            return true
        elsif answer == 'n'
            return false
        else
            output_io.print "\nInvalid answer, try again: "
            output_io.flush
        end
    end
end