Module: GraphQL::BaseType::HasPossibleTypes

Included in:
InterfaceType, UnionType
Defined in:
lib/graphql/base_type.rb

Constant Summary collapse

DEFAULT_RESOLVE_TYPE =

The default implementation of #resolve_type gets ‘object.class.name` and finds a type with the same name

-> (object) {
  type_name = object.class.name
  possible_types.find {|t| t.name == type_name}
}

Instance Method Summary collapse

Instance Method Details

#resolve_type(object) ⇒ GraphQL::ObjectType

Return the implementing type for ‘object`. The default implementation assumes that there’s a type with the same name as ‘object.class.name`. Maybe you’ll need to override this in your own interfaces!

Parameters:

  • object (Object)

    the object which needs a type to expose it

Returns:



42
43
44
# File 'lib/graphql/base_type.rb', line 42

def resolve_type(object)
  instance_exec(object, &@resolve_type_proc)
end

#resolve_type=(new_proc) ⇒ Object



53
54
55
# File 'lib/graphql/base_type.rb', line 53

def resolve_type=(new_proc)
  @resolve_type_proc = new_proc || DEFAULT_RESOLVE_TYPE
end