/**
 * Resolved top-level command name for the command-duration metric label (M12).
 *
 * Set by the pre-action hook once Commander has MATCHED the command, read by the
 * duration histogram at process end. This bounds metric cardinality to the
 * registered command set + `'unknown'` — vs the raw `process.argv[2]`, where a
 * typo, a flag (`--help`), or a file path would each become a distinct label
 * value and blow the time-series cardinality up.
 */
/** Record the matched command name (called from the pre-action hook). */
export declare function setResolvedCommandLabel(name: string): void;
/**
 * The matched command name, or `'unknown'` when no command resolved — a bare
 * invocation, `--help`/`--version`, or an error before Commander matched.
 */
export declare function resolvedCommandLabel(): string;
/** Test-only reset of the module-level label. */
export declare function resetResolvedCommandLabel(): void;
//# sourceMappingURL=command-label.d.ts.map