/** Original stream identity, retained independently of the dashboard projection. */
export type LiveScriptOutputSource = 'stdout' | 'stderr' | 'team';
/** A presentation observer returns true only while it owns terminal output. */
type LiveScriptOutputCapture = (chunk: string, source: LiveScriptOutputSource) => boolean;
/** Installs the dashboard's optional presentation sink and returns its disposer. */
export declare function subscribeToLiveScriptOutput(capture: LiveScriptOutputCapture): () => void;
/** Offers an already produced chunk to the dashboard. A display failure cannot fail a script. */
export declare function captureLiveScriptOutput(chunk: string | (() => string), source: LiveScriptOutputSource): boolean;
export {};