export function registerTarget(type, target, manager) { const registry = manager.getRegistry(); const targetId = registry.addTarget(type, target); return [targetId, () => registry.removeTarget(targetId)]; } export function registerSource(type, source, manager) { const registry = manager.getRegistry(); const sourceId = registry.addSource(type, source); return [sourceId, () => registry.removeSource(sourceId)]; }