export interface TraitAdapter<T = unknown> {
    readonly name: string;
    create(host: HTMLElement, options: Record<string, string>): T;
    destroy(instance: T): void;
    update?(instance: T, options: Record<string, string>): void;
    conflicts?: readonly string[];
}
export declare function registerTrait(adapter: TraitAdapter): void;
/** Subscribe to trait registration events. Returns unsubscribe function. */
export declare function onTraitRegistered(fn: (name: string) => void): () => void;
export declare function getTrait(name: string): TraitAdapter | undefined;
export declare function getRegisteredTraitNames(): ReadonlySet<string>;
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