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| author | Nick Cameron <ncameron@mozilla.com> | 2014-09-15 20:48:58 +1200 |
|---|---|---|
| committer | Nick Cameron <ncameron@mozilla.com> | 2014-09-19 11:15:49 +1200 |
| commit | 31a7e38759cc50b5135e73232dc9fa98e5154710 (patch) | |
| tree | de88798e8cd58d71183206f7084a647994d01212 /src/libsyntax/visit.rs | |
| parent | af3889f6979647b9bd2dc5f5132d80e3e5b405a5 (diff) | |
| download | rust-31a7e38759cc50b5135e73232dc9fa98e5154710.tar.gz rust-31a7e38759cc50b5135e73232dc9fa98e5154710.zip | |
Implement slicing syntax.
`expr[]`, `expr[expr..]`, `expr[..expr]`,`expr[expr..expr]` Uses the Slice and SliceMut traits. Allows ... as well as .. in range patterns.
Diffstat (limited to 'src/libsyntax/visit.rs')
| -rw-r--r-- | src/libsyntax/visit.rs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/libsyntax/visit.rs b/src/libsyntax/visit.rs index d425c60f4c9..32084856817 100644 --- a/src/libsyntax/visit.rs +++ b/src/libsyntax/visit.rs @@ -785,6 +785,11 @@ pub fn walk_expr<'v, V: Visitor<'v>>(visitor: &mut V, expression: &'v Expr) { visitor.visit_expr(&**main_expression); visitor.visit_expr(&**index_expression) } + ExprSlice(ref main_expression, ref start, ref end, _) => { + visitor.visit_expr(&**main_expression); + walk_expr_opt(visitor, start); + walk_expr_opt(visitor, end) + } ExprPath(ref path) => { visitor.visit_path(path, expression.id) } |