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Contents
# frozen_string_literal: true
module GraphQL
module Introspection
class InputValueType < Introspection::BaseObject
graphql_name "__InputValue"
description "Arguments provided to Fields or Directives and the input fields of an "\
"InputObject are represented as Input Values which describe their type and "\
"optionally a default value."
field :name, String, null: false
field :description, String, null: true
field :type, GraphQL::Schema::LateBoundType.new("__Type"), null: false
field :default_value, String, "A GraphQL-formatted string representing the default value for this input value.", null: true
def default_value
if @object.default_value?
value = @object.default_value
if value.nil?
'null'
else
coerced_default_value = @object.type.coerce_result(value, @context)
serialize_default_value(coerced_default_value, @object.type)
end
else
nil
end
end
private
# Recursively serialize, taking care not to add quotes to enum values
def serialize_default_value(value, type)
if value.nil?
'null'
elsif type.kind.list?
inner_type = type.of_type
"[" + value.map { |v| serialize_default_value(v, inner_type) }.join(", ") + "]"
elsif type.kind.non_null?
serialize_default_value(value, type.of_type)
elsif type.kind.enum?
value
elsif type.kind.input_object?
"{" +
value.map do |k, v|
arg_defn = type.arguments[k]
"#{k}: #{serialize_default_value(v, arg_defn.type)}"
end.join(", ") +
"}"
else
GraphQL::Language.serialize(value)
end
end
end
end
end
Version data entries
24 entries across 24 versions & 1 rubygems