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syntax: Make match arm parsing more restrictive again

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Require comma separators for all expression types except the plain block
This commit is contained in:
Brian Anderson
2012-08-06 17:14:32 -07:00
parent abf4421e7c
commit 2772b2e5c7
36 changed files with 107 additions and 156 deletions
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8
src/libsyntax/ast_util.rs
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@@ -192,7 +192,7 @@ fn is_exported(i: ident, m: _mod) -> bool {
local = true;
parent_enum = some(/* FIXME (#2543) */ copy it.ident);
}
}
},
_ => ()
}
if local { break; }
@@ -476,7 +476,7 @@ fn id_visitor(vfn: fn@(node_id)) -> visit::vt<()> {
visit_item: fn@(i: @item) {
vfn(i.id);
match i.node {
item_enum(vs, _) => for vs.each |v| { vfn(v.node.id); }
item_enum(vs, _) => for vs.each |v| { vfn(v.node.id); },
_ => ()
}
},
@@ -603,10 +603,10 @@ fn walk_pat(pat: @pat, it: fn(@pat)) {
match pat.node {
pat_ident(_, pth, some(p)) => walk_pat(p, it),
pat_rec(fields, _) | pat_struct(_, fields, _) =>
for fields.each |f| { walk_pat(f.pat, it) }
for fields.each |f| { walk_pat(f.pat, it) },
pat_enum(_, some(s)) | pat_tup(s) => 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_enum(_, _) => ()