import type { FaucetDefinition, ValveDefinition } from './types.js';
/** Register a producer valve under its name. Names must be unique across the process. */
export declare function registerValve(definition: ValveDefinition): void;
/** All registered producer valves, keyed by name. */
export declare function valves(): ReadonlyMap<string, ValveDefinition>;
/** Look up one producer valve by name, or `undefined` if it is not registered. */
export declare function getValve(name: string): ValveDefinition | undefined;
/** Register a faucet against the valve name it consumes. A valve may have many faucets. */
export declare function registerFaucet(faucet: FaucetDefinition<unknown>): void;
/** Every faucet that consumes the named valve, in declaration order. */
export declare function faucetsOf(valveName: string): readonly FaucetDefinition<unknown>[];
/** Empty both registries. Test support — production code never calls this. */
export declare function clearValveRegistry(): void;
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