/**
 * Normalises the `--services`/`-s` option into a clean list of service names.
 * Accepts every shape yargs can produce for the flag - a single comma-separated
 * string (`-s a,b`), a repeated flag (`-s a -s b`, which yargs collects into an
 * array), an array of comma-separated strings, or nothing - and always returns
 * a trimmed, de-duplicated, order-preserving list (or `undefined` when empty).
 *
 * Without this, a repeated `-s` silently produced an array that the callers'
 * `typeof === 'string'` guard rejected, so the command fell back to operating
 * on ALL discovered services.
 *
 * @param {unknown} raw - the raw `argv.services` value
 * @return {string[] | undefined}
 */
export declare function parseServices(raw: unknown): string[] | undefined;
/**
 * Checks whether a service directory contains an @imqueue service by scanning
 * its `src/` tree for a class extending IMQService or IMQClient. This is a
 * source-level check - it needs neither a build nor a module import, so it
 * works on freshly-cloned, uninstalled repositories.
 *
 * @param {string} serviceDir - path to a candidate service directory
 * @return {boolean} - true if the directory looks like an @imqueue service
 */
export declare function isServiceDir(serviceDir: string): boolean;
/**
 * Discovers @imqueue service repositories under the given path. If an explicit
 * list of service names is provided it is returned as-is (de-duplicated,
 * order-preserving) without scanning - matching the behaviour of the legacy
 * bash tools where `-s` bypasses discovery. Otherwise every immediate
 * sub-directory of `path` whose `src/` tree contains a service class is
 * returned, sorted by name for deterministic output.
 *
 * @param {string} path - directory containing service repositories
 * @param {string[]} [explicit] - explicit service names (bypasses scanning)
 * @return {string[]} - service directory names (relative to `path`)
 */
export declare function discoverServices(path: string, explicit?: string[]): string[];