Contents

# A complex input type for a field argument.
#
# @example An input type with name and number
#   PlayerInput = GraphQL::InputObjectType.define do
#     name("Player")
#     input_field :name, !types.String
#     input_field :number, !types.Int
#   end
#
class GraphQL::InputObjectType < GraphQL::BaseType
  attr_accessor :name, :description, :input_fields
  defined_by_config :name, :description, :input_fields
  alias :arguments :input_fields

  def input_fields=(new_fields)
    @input_fields = GraphQL::DefinitionHelpers::StringNamedHash.new(new_fields).to_h
  end

  def kind
    GraphQL::TypeKinds::INPUT_OBJECT
  end

  # assert that all present fields are defined
  # _and_ all defined fields have valid values
  def valid_non_null_input?(input)
    input.all? { |name, value| input_fields[name] } &&
      input_fields.all? { |name, field| field.type.valid_input?(input[name]) }
  end

  def coerce_non_null_input(value)
    input_values = {}
    input_fields.each do |input_key, input_field_defn|
      field_value = value[input_key]
      field_value = input_field_defn.type.coerce_input(field_value)
      if field_value.nil?
        field_value = input_field_defn.default_value
      end
      input_values[input_key] = field_value unless field_value.nil?
    end
    GraphQL::Query::Arguments.new(input_values)
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
graphql-0.11.0	lib/graphql/input_object_type.rb