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minor: if-let-else to shorter match

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This commit is contained in:
Aleksey Kladov 2021-11-27 18:18:00 +03:00
parent 90c435519d
commit a1aa8212ef
1 changed files with 7 additions and 8 deletions
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15
crates/hir_def/src/item_tree.rs
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@ -105,15 +105,14 @@ pub struct ItemTree {
impl ItemTree { impl ItemTree {
pub(crate) fn file_item_tree_query(db: &dyn DefDatabase, file_id: HirFileId) -> Arc<ItemTree> { pub(crate) fn file_item_tree_query(db: &dyn DefDatabase, file_id: HirFileId) -> Arc<ItemTree> {
let _p = profile::span("item_tree_query").detail(|| format!("{:?}", file_id)); let _p = profile::span("item_tree_query").detail(|| format!("{:?}", file_id));
let syntax = if let Some(node) = db.parse_or_expand(file_id) { let syntax = match db.parse_or_expand(file_id) {
if node.kind() == SyntaxKind::ERROR { Some(node) => node,
// FIXME: not 100% sure why these crop up, but return an empty tree to avoid a panic None => return Default::default(),
return Default::default();
}
node
} else {
return Default::default();
}; };
if syntax.kind() == SyntaxKind::ERROR {
// FIXME: not 100% sure why these crop up, but return an empty tree to avoid a panic
return Default::default();
}
let hygiene = Hygiene::new(db.upcast(), file_id); let hygiene = Hygiene::new(db.upcast(), file_id);
let ctx = lower::Ctx::new(db, hygiene.clone(), file_id); let ctx = lower::Ctx::new(db, hygiene.clone(), file_id);