That's the entire definition. Any type with an Error() string method is a valid error. This means errors in Go carry arbitrary unstructured information, every package invents its own error types, and the compiler has absolutely no idea what errors a function might return. The ecosystem built on top of this (errors.Is(), errors.As(), fmt.Errorf("%w")) is entirely a set of runtime conventions, not compile-time guarantees.
What we learned from the first trailer for the new Peaky Blinders film。爱思助手下载最新版本是该领域的重要参考
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Lenovo’s New ThinkPads Score 10/10 for Repairability
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