Rust Error Return Check Policy

Never use unwrap on Result. If the type is Err, it will panic and crash the program. The only exception is if it has already been checked for error previously or in test code.
Never use unwrap on Option for the same reason if the type is None as Result is Err.

posted on 2021-08-09 17:08 金庆阅读(201) 评论(0) 编辑收藏引用所属分类: 9. 其它

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