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# File 'lib/entity_store/entity_store.rb', line 73
def self.assure(instance)
if instance.category.nil?
raise Error, "Category is not declared"
end
if instance.entity_class.nil?
raise Error, "Entity is not declared"
end
if instance.projection_class.nil?
raise Error, "Projection is not declared"
end
if instance.reader_class.nil?
raise Error, "Reader is not declared"
end
snapshot_class = instance.snapshot_class
unless snapshot_class.nil?
if snapshot_class.respond_to?(:assure)
snapshot_class.assure(instance)
else
raise Error, "#{snapshot_class} snapshot class doesn't implement the `assure' method"
end
end
end
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