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Warn when rustdoc:: group is omitted from lint names

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This commit is contained in:
Joshua Nelson 2021-07-03 15:20:29 -04:00
parent 96859dbaf6
commit 7a774a8537
6 changed files with 26 additions and 33 deletions
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16
compiler/rustc_lint/src/context.rs
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@ -276,22 +276,6 @@ impl LintStore {
}
}
/// This lint should be available with either the old or the new name.
///
/// Using the old name will not give a warning.
/// You must register a lint with the new name before calling this function.
#[track_caller]
pub fn register_alias(&mut self, old_name: &str, new_name: &str) {
let target = match self.by_name.get(new_name) {
Some(&Id(lint_id)) => lint_id,
_ => bug!("cannot add alias {} for lint {} that does not exist", old_name, new_name),
};
match self.by_name.insert(old_name.to_string(), Id(target)) {
None | Some(Ignored) => {}
Some(x) => bug!("duplicate specification of lint {} (was {:?})", old_name, x),
}
}
/// This lint should give no warning and have no effect.
///
/// This is used by rustc to avoid warning about old rustdoc lints before rustdoc registers them as tool lints.