import { type FailureSummary } from "../execution/failure.js";
/** Marks whether the active command owes a --json stream a terminal pair.
 * Set by run/session once the mode is known (and by refuse, which owns the
 * pair a refused stream is owed). */
export declare const markJsonCrashStream: (active: boolean) => void;
export declare const crashSummary: (kind: string, error: unknown) => FailureSummary;
/** The failure/done pair a --json stream is owed when hcn itself dies. The
 * done event carries cause "crash" and hcn's own exit code (4): there is no
 * child exit code to report at this point. */
export declare const writeCrashPair: (summary: FailureSummary) => void;
/** Main-loop failure: natural exit. The exit handler writes the ledger's
 * end line with the final code once the process actually exits. */
export declare const reportMainCrash: (kind: string, error: unknown) => void;
export declare const handleProcessCrash: (kind: string, error: unknown, write?: (line: string) => void) => never;
export declare const installCrashHandlers: () => void;
//# sourceMappingURL=crash.d.ts.map