Function installFatalHandlers

src/bin/fatal-handler.ts:79–93

(deps: FatalHandlerDeps = {})

 * bounded line and then exit non-zero (Node's default fatal semantics).
 */
export function installFatalHandlers(deps: FatalHandlerDeps = {}): void {
  const target = deps.target ?? process;
  const exit = deps.exit ?? ((code: number) => process.exit(code));
  const write = deps.write ?? writeStderr;

  target.on('uncaughtException', (error: unknown) => {
    write(`[CodeGraph] Uncaught exception: ${describeFatal(error)}\n`);
    exit(1);
  });

  target.on('unhandledRejection', (reason: unknown) => {
    write(`[CodeGraph] Unhandled rejection: ${describeFatal(reason)}\n`);
    exit(1);
  });
}