class TimeSeq

# File lib/time_seq.rb, line 10
def new(opt={})
  init(nil).tap do |time_seq|
    time_seq.instance_eval do
      extract opt
      build_enum
    end
  end
end

# File lib/time_seq.rb, line 27
def inspect
  "#<#{self.class}:#{object_id} #{inspect_attrs}>"
end

# File lib/time_seq.rb, line 39
def build_enum
  @e = Enumerator.new do |yielder|
    time_point = from
    loop do
      yielder << time_point
      time_point = step.since time_point
      break if to and time_point > to
    end
  end.lazy
  __setobj__ @e
end

# File lib/time_seq.rb, line 33
def extract(opt={})
  Attrs.each do |attr|
    send(attr + '=', opt[attr] || opt[attr.to_sym])
  end
end

# File lib/time_seq.rb, line 51
def inspect_attrs
  Attrs.map do |attr|
    value = send attr
    value ? "@#{attr}=#{value.inspect}" : nil
  end.compact.join ', '
end