# File lib/dm-core/query.rb, line 650 def initialize(repository, relationships, model, property_name = nil) assert_kind_of 'repository', repository, Repository assert_kind_of 'relationships', relationships, Array assert_kind_of 'model', model, Model assert_kind_of 'property_name', property_name, Symbol unless property_name.nil? @repository = repository @relationships = relationships @model = model @property = @model.properties(@repository.name)[property_name] if property_name end