import type { RuntimeMetadata } from "./types.js";
export declare function idleRuntimeCap(): number;
export declare function runtimeActivelyComputing(metadata: RuntimeMetadata): boolean;
export declare function selectEvictableRuntimes(runtimes: readonly RuntimeMetadata[], cap: number, exclude?: string | undefined): RuntimeMetadata[];
export declare function enforceIdleRuntimeCap(exclude?: string | undefined): Promise<number>;