export type CampaignHandlerCleanup = "none" | {
    readonly archive: (contractId: string) => Promise<void>;
    readonly discover: () => Promise<readonly string[]>;
    readonly trackCreated?: (contractId: string) => void;
};
export interface CampaignHandler<Input = unknown, Context = unknown> {
    readonly assume?: (context: Context, input: Input) => boolean | Promise<boolean>;
    readonly cleanup: CampaignHandlerCleanup;
    readonly name: string;
}
export declare function handler<Input = unknown, Context = unknown>(name: string, init: Omit<CampaignHandler<Input, Context>, "name">): CampaignHandler<Input, Context>;
export declare function evaluateHandlerAssumptionAsync<Input, Context>(value: CampaignHandler<Input, Context>, context: Context, input: Input): Promise<{
    readonly kind: "eligible";
} | {
    readonly kind: "discarded";
    readonly reason: string;
}>;
export declare function bound(value: number, minimum: number, maximum: number): number;
export declare function bound(value: bigint, minimum: bigint, maximum: bigint): bigint;