Module: EventSourcedRecord::Event

Includes:
ActiveRecord::Immutable
Defined in:
lib/event_sourced_record/event.rb

Defined Under Namespace

Modules: ClassMethods Classes: EventTypeConfig, EventTypeImmutableError

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(meth, *args, &block) ⇒ Object (private) 



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# File 'lib/event_sourced_record/event.rb', line 59

def method_missing(meth, *args, &block)
  if event_type_config && event_type_config.attributes.include?(meth)
    ensure_data
    self.data[meth.to_s]
  elsif event_type_config && event_type_config.attributes.any? { |a| "#{a}=".to_sym == meth }
    ensure_data
    attr = meth.to_s.gsub(/=$/, '')
    self.data[attr] = args.first
  else
    super
  end
end

Class Method Details

.included(model) ⇒ Object 



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# File 'lib/event_sourced_record/event.rb', line 6

def self.included(model)
  model.cattr_accessor :_event_type_configs
  model.extend ClassMethods
  model.after_initialize :ensure_data
  model.after_initialize :ensure_projection_uuid
  model.after_initialize :lock_event_type
  model.validates :event_type, presence: true
  model.validate :validate_corrent_event_type
  model.validate :validate_by_event_type
end

Instance Method Details

#event_type ⇒ Object 



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# File 'lib/event_sourced_record/event.rb', line 17

def event_type
  attributes["event_type"]
end

#event_type=(value) ⇒ Object 



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# File 'lib/event_sourced_record/event.rb', line 21

def event_type=(value)
  if @event_type_locked
    raise EventTypeImmutableError, "Event types can't be changed"
  else
    write_attribute(:event_type, value)
  end
end

#respond_to?(meth, include_all = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/event_sourced_record/event.rb', line 29

def respond_to?(meth, include_all = false)
  if event_type_config && event_type_config.attributes.include?(meth)
    true
  elsif event_type_config && event_type_config.attributes.any? { |a| "#{a}=" == meth }
    true
  else
    super
  end
end