diff options
Diffstat (limited to 'compiler/rustc_middle/src/hir/map/mod.rs')
| -rw-r--r-- | compiler/rustc_middle/src/hir/map/mod.rs | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/compiler/rustc_middle/src/hir/map/mod.rs b/compiler/rustc_middle/src/hir/map/mod.rs index 6641606f1e8..06bb1347dc1 100644 --- a/compiler/rustc_middle/src/hir/map/mod.rs +++ b/compiler/rustc_middle/src/hir/map/mod.rs @@ -815,7 +815,7 @@ impl<'hir> Map<'hir> { /// Given a node ID, gets a list of attributes associated with the AST /// corresponding to the node-ID. pub fn attrs(&self, id: HirId) -> &'hir [ast::Attribute] { - let attrs = self.find_entry(id).map(|entry| match entry.node { + self.find_entry(id).map_or(&[], |entry| match entry.node { Node::Param(a) => &a.attrs[..], Node::Local(l) => &l.attrs[..], Node::Item(i) => &i.attrs[..], @@ -842,8 +842,7 @@ impl<'hir> Map<'hir> { | Node::Block(..) | Node::Lifetime(..) | Node::Visibility(..) => &[], - }); - attrs.unwrap_or(&[]) + }) } /// Gets the span of the definition of the specified HIR node. |