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rustc: Parse by-reference pattern bindings with the "ref" keyword

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This commit is contained in:
Patrick Walton
2012-07-31 19:25:24 -07:00
parent a841789a41
commit b414db041b
25 changed files with 203 additions and 146 deletions
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4
src/libsyntax/ast_util.rs
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@@ -568,7 +568,7 @@ pure fn is_item_impl(item: @ast::item) -> bool {
fn walk_pat(pat: @pat, it: fn(@pat)) {
it(pat);
alt pat.node {
pat_ident(pth, some(p)) { walk_pat(p, it); }
pat_ident(_, pth, some(p)) { walk_pat(p, it); }
pat_rec(fields, _) {
for fields.each |f| { walk_pat(f.pat, it); }
}
@@ -576,7 +576,7 @@ fn walk_pat(pat: @pat, it: fn(@pat)) {
for s.each |p| { walk_pat(p, it); }
}
pat_box(s) | pat_uniq(s) { walk_pat(s, it); }
pat_wild | pat_lit(_) | pat_range(_, _) | pat_ident(_, _)
pat_wild | pat_lit(_) | pat_range(_, _) | pat_ident(_, _, _)
| pat_enum(_, _) {}
}
}