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Versions: 15
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Contents
module Clockwork
class At
class FailedToParse < StandardError; end
NOT_SPECIFIED = nil
WDAYS = %w[sunday monday tuesday wednesday thursday friday saturday].each.with_object({}).with_index do |(w, wdays), index|
[w, w.capitalize, w[0...3], w[0...3].capitalize].each do |k|
wdays[k] = index
end
end
def self.parse(at)
return unless at
case at
when /\A([[:alpha:]]+)\s(.*)\z/
if wday = WDAYS[$1]
parsed_time = parse($2)
parsed_time.wday = wday
parsed_time
else
raise FailedToParse, at
end
when /\A(\d{1,2}):(\d\d)\z/
new($2.to_i, $1.to_i)
when /\A\*{1,2}:(\d\d)\z/
new($1.to_i)
when /\A(\d{1,2}):\*\*\z/
new(NOT_SPECIFIED, $1.to_i)
else
raise FailedToParse, at
end
rescue ArgumentError
raise FailedToParse, at
end
attr_accessor :min, :hour, :wday
def initialize(min, hour=NOT_SPECIFIED, wday=NOT_SPECIFIED)
@min = min
@hour = hour
@wday = wday
raise ArgumentError unless valid?
end
def ready?(t)
(@min == NOT_SPECIFIED or t.min == @min) and
(@hour == NOT_SPECIFIED or t.hour == @hour) and
(@wday == NOT_SPECIFIED or t.wday == @wday)
end
def == other
@min == other.min && @hour == other.hour && @wday == other.wday
end
private
def valid?
@min == NOT_SPECIFIED || (0..59).cover?(@min) &&
@hour == NOT_SPECIFIED || (0..23).cover?(@hour) &&
@wday == NOT_SPECIFIED || (0..6).cover?(@wday)
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems