JSON规范不允许尾随逗号.解析器抛出异常，因为它遇到无效的语法标记.

JSON specification doesn't allow trailing comma. The parser is throwing since it encounters invalid syntax token.

您可能会对这些文件使用其他解析器感兴趣，例如.为 JSON5规范构建的解析器，它允许这种语法.

You might be interested in using a different parser for those files, eg. a parser built for JSON5 spec which allows such syntax.