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| author | Felix S. Klock II <pnkfelix@pnkfx.org> | 2014-12-16 14:30:30 +0100 |
|---|---|---|
| committer | Felix S. Klock II <pnkfelix@pnkfx.org> | 2014-12-16 14:30:30 +0100 |
| commit | 7d4e7f079552a524440d8b5fb656d52661592aee (patch) | |
| tree | 45dce48e2a077271d9f2c92a06c1b33d17982f0e /src/libsyntax/visit.rs | |
| parent | 41f5907fa6b04614821277dd63172c5c8f11b6cd (diff) | |
| download | rust-7d4e7f079552a524440d8b5fb656d52661592aee.tar.gz rust-7d4e7f079552a524440d8b5fb656d52661592aee.zip | |
AST refactor: make the place in ExprBox an option.
This is to allow us to migrate away from UnUniq in a followup commit, and thus unify the code paths related to all forms of `box`.
Diffstat (limited to 'src/libsyntax/visit.rs')
| -rw-r--r-- | src/libsyntax/visit.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/visit.rs b/src/libsyntax/visit.rs index 3535c6e267e..f5a86bafea1 100644 --- a/src/libsyntax/visit.rs +++ b/src/libsyntax/visit.rs @@ -739,7 +739,7 @@ pub fn walk_mac<'v, V: Visitor<'v>>(_: &mut V, _: &'v Mac) { pub fn walk_expr<'v, V: Visitor<'v>>(visitor: &mut V, expression: &'v Expr) { match expression.node { ExprBox(ref place, ref subexpression) => { - visitor.visit_expr(&**place); + place.as_ref().map(|e|visitor.visit_expr(&**e)); visitor.visit_expr(&**subexpression) } ExprVec(ref subexpressions) => { |