class GraphQL::Client::Schema::ListType

Attributes

of_klass[R]

Internal: Get wrapped klass.

Returns BaseType instance.

Public Class Methods

new(of_klass) click to toggle source

Internal: Construct list wrapper from other BaseType.

of_klass - BaseType instance

# File lib/graphql/client/schema/list_type.rb, line 16
def initialize(of_klass)
  unless of_klass.is_a?(BaseType)
    raise TypeError, "expected #{of_klass.inspect} to be a #{BaseType}"
  end

  @of_klass = of_klass
end

Public Instance Methods

cast(values, errors) click to toggle source

Internal: Cast JSON value to wrapped value.

values - JSON value errors - Errors instance

Returns List instance or nil.

# File lib/graphql/client/schema/list_type.rb, line 35
def cast(values, errors)
  case values
  when Array
    List.new(values.each_with_index.map { |e, idx|
      of_klass.cast(e, errors.filter_by_path(idx))
    }, errors)
  when NilClass
    nil
  else
    raise InvariantError, "expected value to be a list, but was #{values.class}"
  end
end
to_list_type() click to toggle source

Internal: Get list wrapper of this type class.

Returns ListType instance.

# File lib/graphql/client/schema/list_type.rb, line 51
def to_list_type
  self
end