Class ActiveSupport::Callbacks::Filters::Before < Object

# File activesupport/lib/active_support/callbacks.rb, line 124
def self.build(callback_sequence, user_callback, user_conditions, chain_config, filter)
  halted_lambda = chain_config[:terminator]

  if chain_config.key?(:terminator) && user_conditions.any?
    halting_and_conditional(callback_sequence, user_callback, user_conditions, halted_lambda, filter)
  elsif chain_config.key? :terminator
    halting(callback_sequence, user_callback, halted_lambda, filter)
  elsif user_conditions.any?
    conditional(callback_sequence, user_callback, user_conditions)
  else
    simple callback_sequence, user_callback
  end
end