rust/compiler/rustc_parse
Esteban Kuber cfc0bd1258 Parse Ty? as Option<Ty> and provide structured suggestion
Swift has specific syntax that desugars to `Option<T>` similar to our
`?` operator, which means that people might try to use it in Rust. Parse
it and gracefully recover.
2022-01-14 00:07:23 +00:00
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