A container for 4 component types.
specs : (Ecs.Internal.AllComponentsSpec comparable (Components4 comparable a1 a2 a3 a4) -> Ecs.Internal.ComponentSpec comparable a1 (Components4 comparable a1 a2 a3 a4) -> Ecs.Internal.ComponentSpec comparable a2 (Components4 comparable a1 a2 a3 a4) -> Ecs.Internal.ComponentSpec comparable a3 (Components4 comparable a1 a2 a3 a4) -> Ecs.Internal.ComponentSpec comparable a4 (Components4 comparable a1 a2 a3 a4) -> specs) -> specs
Create all component specifications for 4 component types.