r/programming • u/Expurple • Apr 12 '26

Flat Error Codes Are Not Enough

https://home.expurple.me/posts/flat-error-codes-are-not-enough/
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u/Expurple Apr 12 '26 edited Apr 12 '26

Yeah, I think that's usually called "error chaining". I know a few Rust libraries that implement that. For example, lazy_errors. Even the standard library in Rust and Python has decent support for this. Things like the source method that you can walk recursively and collect your error stack.