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Clarify message about unresolved use

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This commit is contained in:
Kornel 2020-08-27 13:27:14 +01:00
parent 397db054cb
commit 7ec1de062a
52 changed files with 126 additions and 105 deletions
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9
compiler/rustc_resolve/src/lib.rs
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@ -2407,7 +2407,14 @@ impl<'a> Resolver<'a> {
(format!("maybe a missing crate `{}`?", ident), None)
}
} else if i == 0 {
(format!("use of undeclared type or module `{}`", ident), None)
if ident
.name
.with(|n| n.chars().next().map_or(false, |c| c.is_ascii_uppercase()))
{
(format!("use of undeclared type `{}`", ident), None)
} else {
(format!("use of undeclared crate or module `{}`", ident), None)
}
} else {
let mut msg =
format!("could not find `{}` in `{}`", ident, path[i - 1].ident);