#!/usr/bin/env ruby
# vim: set nosta noet ts=4 sw=4:
#
# Simplistic interval expression tester.
#

require 'symphony/metronome'

loop do
	begin
		exp = gets.chomp
		next if exp.empty?

		begin
			parsed = Symphony::Metronome::IntervalExpression.parse( exp )
			puts "OK:"
			puts "\tvalid     | %s" % [ parsed.valid ]
			puts "\trecurring | %s" % [ parsed.recurring ]
			puts "\tstarting  | %s" % [ parsed.starting ]
			puts "\tinterval  | %s" % [ parsed.recurring ? parsed.interval : '-' ]
			puts "\tending    | %s" %
				[ parsed.ending ? parsed.ending : (parsed.recurring ? 'never' : '-') ]

		rescue => err
			puts "NOPE: (%s) %s" % [ exp, err.message ]
		end

		puts

	rescue Interrupt
		exit 0
	end
end