Class: IO

Inherits:
Object show all
Defined in:
lib/roby/support.rb

Instance Method Summary collapse

Instance Method Details

#ask(question, default, output_io = STDOUT) ⇒ Object 



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# File 'lib/roby/support.rb', line 13

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