import type { DispatchWithoutAction } from 'react';
export declare class InstantReaction {
    private static instance;
    _reactions: Map<string, DispatchWithoutAction>;
    private constructor();
    static getInstance(): InstantReaction;
    has(id: string): boolean;
    register(id: string, reaction: DispatchWithoutAction): void;
    remove(id: string): void;
}
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