import { type PackageMeta, type PackageInRegistry } from '@pnpm/registry.types';
import { type PickPackageFromMetaOptions } from './pickPackageFromMeta.js';
import { type RegistryPackageSpec } from './parseBareSpecifier.js';
export interface PackageMetaCache {
    get: (key: string) => PackageMeta | undefined;
    set: (key: string, meta: PackageMeta) => void;
    has: (key: string) => boolean;
}
export interface PickPackageOptions extends PickPackageFromMetaOptions {
    authHeaderValue?: string;
    pickLowestVersion?: boolean;
    registry: string;
    dryRun: boolean;
    updateToLatest?: boolean;
    optional?: boolean;
}
export declare function pickPackage(ctx: {
    fetch: (pkgName: string, opts: {
        registry: string;
        authHeaderValue?: string;
        fullMetadata?: boolean;
    }) => Promise<PackageMeta>;
    fullMetadata?: boolean;
    metaCache: PackageMetaCache;
    cacheDir: string;
    offline?: boolean;
    preferOffline?: boolean;
    filterMetadata?: boolean;
    strictPublishedByCheck?: boolean;
}, spec: RegistryPackageSpec, opts: PickPackageOptions): Promise<{
    meta: PackageMeta;
    pickedPackage: PackageInRegistry | null;
}>;