bjoernager/rust
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Use more slice patterns inside the compiler

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This commit is contained in:
León Orell Valerian Liehr 2024-08-07 12:41:49 +02:00
parent 60d146580c
commit c4c518d2d4
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GPG key ID: D17A07215F68E713
40 changed files with 191 additions and 221 deletions
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4
compiler/rustc_passes/src/check_attr.rs
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@ -2207,8 +2207,8 @@ impl<'tcx> CheckAttrVisitor<'tcx> {
attr.name_or_empty(),
sym::allow | sym::warn | sym::deny | sym::forbid | sym::expect
) && let Some(meta) = attr.meta_item_list()
&& meta.len() == 1
&& let Some(item) = meta[0].meta_item()
&& let [meta] = meta.as_slice()
&& let Some(item) = meta.meta_item()
&& let MetaItemKind::NameValue(_) = &item.kind
&& item.path == sym::reason
{

4
compiler/rustc_passes/src/debugger_visualizer.rs
View file

@ -19,9 +19,7 @@ impl DebuggerVisualizerCollector<'_> {
return;
};
let hint = if hints.len() == 1 {
&hints[0]
} else {
let [hint] = hints.as_slice() else {
self.sess.dcx().emit_err(DebugVisualizerInvalid { span: attr.span });
return;
};