1.rb

validates :place_id, :title, :level, :start_at, :end_at, :presence => true
validate :event_takes_place_in_one_day, :event_is_not_in_past

  def event_takes_place_in_one_day
    self.start_at.day == self.end_at.day
  end
  def event_is_not_in_past
    admissible_range = DateTime.now.beginning_of_day..DateTime.now.end_of_month
    admissible_range.cover?(self.start_at) && admissible_range.cover?(self.end_at)
  end

2.log

undefined method `to_datetime' for nil:NilClass


Application Trace | Framework Trace | Full Trace
app/models/meeting.rb:22:in `cover?'
app/models/meeting.rb:22:in `event_is_not_in_past'
app/controllers/meetings_controller.rb:18:in `create'