bjoernager/rust
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Auto merge of #104507 - WaffleLapkin:asderefsyou, r=wesleywiser

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Use `as_deref` in compiler (but only where it makes sense)

This simplifies some code :3

(there are some changes that are not exacly `as_deref`, but more like "clever `Option`/`Result` method use")
This commit is contained in:
bors 2022-11-24 00:17:35 +00:00
commit 872631d0f0
27 changed files with 45 additions and 63 deletions
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2
compiler/rustc_hir_analysis/src/collect.rs
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@ -2157,7 +2157,7 @@ fn check_link_ordinal(tcx: TyCtxt<'_>, attr: &ast::Attribute) -> Option<u16> {
.emit();
}
let meta_item_list = attr.meta_item_list();
let meta_item_list: Option<&[ast::NestedMetaItem]> = meta_item_list.as_ref().map(Vec::as_ref);
let meta_item_list = meta_item_list.as_deref();
let sole_meta_list = match meta_item_list {
Some([item]) => item.literal(),
Some(_) => {