"load extra package" (ConfigurationOfFuel project version: #stable) load: #(FuelMetalevel). "example" aClass := Object subclass: #A category: 'Temporary'. aSerializer := FLSerializer newDefault. aSerializer analyzer considerInternalAllBehaviors: {aClass}. aSerializer serialize: { aClass new. aClass } toFileNamed: 'example.fuel'. Smalltalk removeClassNamed: aClass name. FLMaterializer materializeFromFileNamed: 'example.fuel'