import type { CadenceConfig } from '@manehorizons/cadence-types';
import type { Notifier } from './notifier.js';
export interface SelectNotifierOptions {
    /** Test seam: stand in for `process.stderr.write`. */
    stderrWrite?: (chunk: string) => void;
}
/**
 * Resolves the configured anomaly transport. Backward-compatible: a config
 * without a `notify` field parses with `transport: 'stderr'`.
 */
export declare function selectNotifier(config: Pick<CadenceConfig, 'notify'> | null, opts?: SelectNotifierOptions): Notifier;
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