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Allow classes to be cast to ifaces that are in the same crate

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I had to xfail one existing test case (class-implements-int) because,
I think, of the same bug described in #2272.
This commit is contained in:
Tim Chevalier
2012-04-13 12:22:35 -07:00
parent 1c39fda0ea
commit f7641286b2
23 changed files with 562 additions and 162 deletions
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11
src/librustsyntax/fold.rs
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@@ -279,9 +279,7 @@ fn noop_fold_item_underscore(i: item_, fld: ast_fold) -> item_ {
let ctor_id = fld.new_id(ctor.node.id);
item_class(
typms,
vec::map(ifaces, {|p|
{path: fld.fold_path(p.path),
id: fld.new_id(p.id)}}),
vec::map(ifaces, {|p| fold_iface_ref(p, fld) }),
vec::map(items, fld.fold_class_item),
{node: {body: ctor_body,
dec: ctor_decl,
@@ -290,7 +288,8 @@ fn noop_fold_item_underscore(i: item_, fld: ast_fold) -> item_ {
rp)
}
item_impl(tps, ifce, ty, methods) {
item_impl(tps, option::map(ifce, fld.fold_ty), fld.fold_ty(ty),
item_impl(tps, option::map(ifce, {|p| fold_iface_ref(p, fld)}),
fld.fold_ty(ty),
vec::map(methods, fld.fold_method))
}
item_iface(tps, methods) { item_iface(tps, methods) }
@@ -305,6 +304,10 @@ fn noop_fold_item_underscore(i: item_, fld: ast_fold) -> item_ {
};
}
fn fold_iface_ref(&&p: @iface_ref, fld: ast_fold) -> @iface_ref {
@{path: fld.fold_path(p.path), id: fld.new_id(p.id)}
}
fn noop_fold_method(&&m: @method, fld: ast_fold) -> @method {
ret @{ident: fld.fold_ident(m.ident),
attrs: m.attrs,