Function errorFormatter

app/src/server/api/internal/openApiTrpc.ts:36–44

({ shape, error })

  .create({
    transformer: superjson,
    errorFormatter({ shape, error }) {
      return {
        ...shape,
        data: {
          ...shape.data,
          zodError: error.cause instanceof ZodError ? error.cause.flatten() : null,
        },
      };
    },
  });

export const createOpenApiRouter = t.router;