import { type ActivityWatchdogDiagnostic } from "./activity-watchdog.ts";
export interface EngineDiagnosticView {
    stopWorkingLoader(): void;
    showStatus(message: string, persist?: boolean): void;
    showError(message: string): void;
}
/** Sanitize only the display copy, like task-detail's multiline presentation. */
export declare function renderDiagnosticStatus(message: string, view: Pick<EngineDiagnosticView, "showStatus">): void;
/**
 * Host presentation policy for interactive-engine diagnostics.
 *
 * Engine recovery is operational status, not a failure: the engine-death
 * teardown has already remounted the editor and restored focus, so the notice is
 * a calm status line rather than a red chat error. Heartbeat-watchdog gaps stay
 * internal. Concrete engine failures still surface as chat errors.
 */
export declare function renderEngineDiagnostic(diagnostic: ActivityWatchdogDiagnostic, view: EngineDiagnosticView): void;
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