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Fix unused lifetime relationships. #27

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paholg opened this issue Sep 19, 2023 · 0 comments

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paholg commented Sep 19, 2023 •

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This code:

#[subenum(Dop)]
enum Dip<'a: 'b, 'b> {
    #[subenum(Dop)]
    A(&'a u8),
    B(&'b u8),
}

produces:

enum Dop<'a: 'b, 'b> {
    A(&'a u8),
}

which fails to compile.

We should prune the lifetimes that don't show up in any variants, even if other lifetimes depend on them.

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