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6.16 Swappable

The (goblins actor-lib swappable) module provides a mechanism to create an actor of one type and change it to another type later.

Procedure: swappable initial-target [proxy-name]

Spawn and return values representing an actor and an actor which is a capability to swap that actor with another. initial-target is the actor at construction. proxy-name, if provided, is the debug name for the returned actor.