struct

Aquamarine::Event

Inherits Struct < Value < Object

Event is a data structure representing an event in the domain.

Constructors

new(event_id : UUID = UUID.random, data : Hash(K, V), K -> V | Nil = nil, metadata : Hash(K, V), K -> V | Nil = nil)

Instantiates a new event.

@param metadata [Hash] Event metadata that is not part of the domain @param data [Hash] Event data that belongs to the application domain @return [Event]

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new(event_id : UUID = UUID.random, data : Aquamarine::Event::Data = Aquamarine::Event::Data.new, metadata : Aquamarine::Event::Metadata = Aquamarine::Event::Metadata.new)
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new(event_id : UUID, data, metadata)
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Instance methods

==(event)

Checks if given event is equal.

Two events are treated equal if:

  • they are of the same event class
  • they have identical event ID
  • they have identical event data

Event metadata is not taken into account in comparing two events.

@param event [Event] Event object to compare @return [Bool]

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data
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event_id
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event_type
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metadata
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type

Type of the event @return [String]

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Nested types