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if $c:expr { Some($r:expr) } else { None } =>> $c.then(|| $r)

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Maybe Waffle
2023-02-15 11:43:41 +00:00
parent af3c8b2726
commit 8751fa1a9a
54 changed files with 159 additions and 281 deletions
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7
compiler/rustc_passes/src/diagnostic_items.rs
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@@ -32,11 +32,8 @@ fn collect_item(tcx: TyCtxt<'_>, items: &mut DiagnosticItems, name: Symbol, item
if let Some(original_def_id) = items.name_to_id.insert(name, item_def_id) {
if original_def_id != item_def_id {
let orig_span = tcx.hir().span_if_local(original_def_id);
let orig_crate_name = if orig_span.is_some() {
None
} else {
Some(tcx.crate_name(original_def_id.krate))
};
let orig_crate_name =
orig_span.is_none().then(|| tcx.crate_name(original_def_id.krate));
match tcx.hir().span_if_local(item_def_id) {
Some(span) => tcx.sess.emit_err(DuplicateDiagnosticItem { span, name }),
None => tcx.sess.emit_err(DuplicateDiagnosticItemInCrate {