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| author | Jeffrey Seyfried <jeffrey.seyfried@gmail.com> | 2016-12-10 06:45:58 +0000 |
|---|---|---|
| committer | Jeffrey Seyfried <jeffrey.seyfried@gmail.com> | 2016-12-19 20:57:00 +0000 |
| commit | 8e61ff25d85dcdc81c55f51ba2a777e13e561a25 (patch) | |
| tree | 686664d55e46afdf746f673e509896aec0e5105e /src/libsyntax/visit.rs | |
| parent | dcae8bfb409c6b4f67b57a52b36bcecd4eafa3a4 (diff) | |
| download | rust-8e61ff25d85dcdc81c55f51ba2a777e13e561a25.tar.gz rust-8e61ff25d85dcdc81c55f51ba2a777e13e561a25.zip | |
Optimize `ast::PathSegment`.
Diffstat (limited to 'src/libsyntax/visit.rs')
| -rw-r--r-- | src/libsyntax/visit.rs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/libsyntax/visit.rs b/src/libsyntax/visit.rs index c1391d0b1c2..ad29cb50a84 100644 --- a/src/libsyntax/visit.rs +++ b/src/libsyntax/visit.rs @@ -383,7 +383,9 @@ pub fn walk_path_segment<'a, V: Visitor<'a>>(visitor: &mut V, path_span: Span, segment: &'a PathSegment) { visitor.visit_ident(path_span, segment.identifier); - visitor.visit_path_parameters(path_span, &segment.parameters); + if let Some(ref parameters) = segment.parameters { + visitor.visit_path_parameters(path_span, parameters); + } } pub fn walk_path_parameters<'a, V>(visitor: &mut V, |