Module: ElasticGraph::GraphQL::Schema::RelationJoin::Cardinality::One

Defined in:
lib/elastic_graph/graphql/schema/relation_join.rb

Class Method Summary collapse

Class Method Details

.blank_value ⇒ Object 



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# File 'lib/elastic_graph/graphql/schema/relation_join.rb', line 103

def self.blank_value
  nil
end

.normalize(list_or_scalar, handle_warning:, &deterministic_comparator) ⇒ Object 



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# File 'lib/elastic_graph/graphql/schema/relation_join.rb', line 93

def self.normalize(list_or_scalar, handle_warning:, &deterministic_comparator)
  case list_or_scalar
  when ::Enumerable
    handle_warning.call("list of more than one item instead of a scalar") if (_ = list_or_scalar).size > 1
    list_or_scalar.min_by(&deterministic_comparator)
  else
    list_or_scalar
  end
end