class GraphQL::Introspection::TypeByNameField

A wrapper to create ‘__type(name: )` dynamically.

def self.create(type_hash) 

def self.create(type_hash)
  GraphQL::Field.define do
    name("__type")
    description("A type in the GraphQL system")
    type(!GraphQL::Introspection::TypeType)
    argument :name, !types.String
    resolve -> (o, args, c) { type_hash[args["name"]] }
  end
end