class Arel::Visitors::Visitor

Public Instance Methods

visit(obj)
visit_with_delta_attribute(obj) click to toggle source
# File lib/delta_attributes3_2/visitor.rb, line 5
def visit_with_delta_attribute obj
  return visit_without_delta_attribute obj unless obj.is_a?(Arel::Nodes::DeltaAttribute)
  return visit_without_delta_attribute obj.arel_node unless obj.valid?

  object = obj.arel_node
  send dispatch[object.class], obj
rescue NoMethodError => e
  raise e if respond_to?(dispatch[object.class], true)
  superklass = object.class.ancestors.find { |klass|
    respond_to?(dispatch[klass], true)
  }
  raise(TypeError, "Cannot visit #{object.class}") unless superklass
  dispatch[object.class] = dispatch[superklass]
  retry
end
Also aliased as: visit
visit_without_delta_attribute(obj)
Alias for: visit