We have: pub struct Animal { Dog, Cat(Cat), Horse(usize, String) } We want to auto generate: impl Animal { pub fn as_dog(&self) -> Option<()>, pub fn as_cat(&self) -> Option<&Cat>, pub fn as_horse(&self) -> Option<(&usize, &String)>, } Is there an existing crate that provides this as…

Auto generate .as_XYZ for enum

moy2010 September 7, 2022, 12:45pm 3

Here are a couple of options:

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