/**
 * Check if package name is a blessed Socket.dev package.
 */
/*@__NO_SIDE_EFFECTS__*/
export declare function isBlessedPackageName(name: unknown): boolean;
/**
 * Check if a type string represents a registry fetcher type.
 */
/*@__NO_SIDE_EFFECTS__*/
export declare function isRegistryFetcherType(type: string): boolean;
/**
 * Check if a package name is valid according to npm naming rules.
 */
/*@__NO_SIDE_EFFECTS__*/
export declare function isValidPackageName(name: string): boolean;
