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errors: lint on LintDiagnosticBuilder::build

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Apply the `#[rustc_lint_diagnostics]` attribute to
`LintDiagnosticBuilder::build` so that diagnostic migration lints will
trigger for it.

Signed-off-by: David Wood <david.wood@huawei.com>
This commit is contained in:
David Wood 2022-07-11 16:29:24 +01:00
parent 06f480661f
commit c3fdf74885
4 changed files with 39 additions and 24 deletions
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1
compiler/rustc_errors/src/diagnostic_builder.rs
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@ -595,6 +595,7 @@ macro_rules! error_code {
pub struct LintDiagnosticBuilder<'a, G: EmissionGuarantee>(DiagnosticBuilder<'a, G>);
impl<'a, G: EmissionGuarantee> LintDiagnosticBuilder<'a, G> {
#[rustc_lint_diagnostics]
/// Return the inner `DiagnosticBuilder`, first setting the primary message to `msg`.
pub fn build(mut self, msg: impl Into<DiagnosticMessage>) -> DiagnosticBuilder<'a, G> {
self.0.set_primary_message(msg);