module Emque::Producing::MessageWithChangeset
Public Class Methods
included(base)
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# File lib/emque/producing/message/message_with_changeset.rb, line 11 def self.included(base) base.extend(ClassMethods) base.send(:include, Emque::Producing::Message) base.send(:attribute, :partition_key, String, :default => nil, :required => false) base.send(:attribute, :change_set, Hash, :default => :build_change_set, :required => true) base.send(:private_attribute, :updated) base.send(:private_attribute, :original) end
Public Instance Methods
build_change_set()
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# File lib/emque/producing/message/message_with_changeset.rb, line 24 def build_change_set ChangesPayloadGenerator.new( { :original => original, :updated => updated, :translated_attrs => translated_attrs } ).execute end
build_id()
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# File lib/emque/producing/message/message_with_changeset.rb, line 34 def build_id if updated updated.fetch("id") { updated[:id] } elsif original original.fetch("id") { original[:id] } else raise Emque::Producing::Message::InvalidMessageError end end
translated_attrs()
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# File lib/emque/producing/message/message_with_changeset.rb, line 20 def translated_attrs self.class.instance_variable_get(:@attrs_to_translate) end