Fix some missing syn invisible group handling in FromMeta implementations #263
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This was supposed to be fixed by c036162 but it looks like this implementation was forgotten.
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It's currently named "Unexpected litteral type", but it can also be instantiated when not parsing a litteral, e.g. https://github.com/TedDriggs/darling/blob/224a866727cd9e40c2cd80430852b1ea0deeb40e/core/src/error/mod.rs#L152 This specifically made investigation of TedDriggs#263 more difficult.
This was referenced Feb 8, 2024
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It's currently named "Unexpected litteral type", but it can also be instantiated when not parsing a litteral, e.g. https://github.com/TedDriggs/darling/blob/224a866727cd9e40c2cd80430852b1ea0deeb40e/core/src/error/mod.rs#L152 This specifically made investigation of #263 more difficult.
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As of syn 2.40, syn may generate this invisible token when the input to the darling proc macro (specifically, the attributes) are generated by a |
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Okay, can you add that as a comment in the source code with each of these changes so that it's clear later why this is going on? |
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This was supposed to be fixed by c036162 but it looks like these implementations were forgotten.