xref: /aosp_15_r20/external/perfetto/ui/src/base/json_utils.ts (revision 6dbdd20afdafa5e3ca9b8809fa73465d530080dc)
1// Copyright (C) 2023 The Android Open Source Project
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//      http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15// Similar to JSON.stringify() but supports bigints.
16// Bigints are simply serialized to a string, so the original object cannot be
17// recovered with JSON.parse(), as bigints will turn into strings.
18// Useful for e.g. tracing, where string arg values are required.
19// eslint-disable-next-line @typescript-eslint/no-explicit-any
20export function stringifyJsonWithBigints(object: any): string {
21  return JSON.stringify(object, (_, value) =>
22    typeof value === 'bigint' ? value.toString() : value,
23  );
24}
25