Expose rustc_lint::decorate_builtin_lint for use in rustdoc

compiler/rustc_lint/src/early.rs

@@ -18,7 +18,7 @@ use tracing::debug;
 use crate::context::{EarlyContext, LintContext, LintStore};
 use crate::passes::{EarlyLintPass, EarlyLintPassObject};
 
-mod diagnostics;
+pub(super) mod diagnostics;
 
 macro_rules! lint_callback { ($cx:expr, $f:ident, $($args:expr),*) => ({
     $cx.pass.$f(&$cx.context, $($args),*);
@@ -40,7 +40,7 @@ impl<'ecx, 'tcx, T: EarlyLintPass> EarlyContextAndPass<'ecx, 'tcx, T> {
         for early_lint in self.context.buffered.take(id) {
             let BufferedEarlyLint { span, node_id: _, lint_id, diagnostic } = early_lint;
             self.context.opt_span_lint(lint_id.lint, span, |diag| {
-                diagnostics::decorate_lint(self.context.sess(), self.tcx, diagnostic, diag);
+                diagnostics::decorate_builtin_lint(self.context.sess(), self.tcx, diagnostic, diag);
             });
         }
     }

compiler/rustc_lint/src/early/diagnostics.rs

@@ -18,7 +18,7 @@ use crate::lints::{self, ElidedNamedLifetime};
 
 mod check_cfg;
 
-pub(super) fn decorate_lint(
+pub fn decorate_builtin_lint(
     sess: &Session,
     tcx: Option<TyCtxt<'_>>,
     diagnostic: BuiltinLintDiag,

compiler/rustc_lint/src/lib.rs

@@ -126,6 +126,7 @@ use unused::*;
 #[rustfmt::skip]
 pub use builtin::{MissingDoc, SoftLints};
 pub use context::{CheckLintNameResult, EarlyContext, LateContext, LintContext, LintStore};
+pub use early::diagnostics::decorate_builtin_lint;
 pub use early::{EarlyCheckNode, check_ast_node};
 pub use late::{check_crate, late_lint_mod, unerased_lint_store};
 pub use levels::LintLevelsBuilder;