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Implement negative bounds

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This commit is contained in:
Michael Goulet
2023-04-25 05:15:50 +00:00
parent 98c33e47a4
commit 6e01e910cb
33 changed files with 363 additions and 188 deletions
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5
compiler/rustc_ast_passes/src/ast_validation.rs
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@@ -1168,7 +1168,10 @@ impl<'a> Visitor<'a> for AstValidator<'a> {
});
}
(_, TraitBoundModifier::MaybeConstMaybe) => {
self.err_handler().emit_err(errors::OptionalConstExclusive {span: bound.span()});
self.err_handler().emit_err(errors::OptionalConstExclusive {span: bound.span(), modifier: "?" });
}
(_, TraitBoundModifier::MaybeConstNegative) => {
self.err_handler().emit_err(errors::OptionalConstExclusive {span: bound.span(), modifier: "!" });
}
_ => {}
}