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Add ast.ty_mutable.

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This commit is contained in:
Graydon Hoare 2010-11-29 12:29:57 -08:00
parent 20b11c832c
commit 38846e39c4
4 changed files with 39 additions and 2 deletions
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1
src/comp/front/ast.rs
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@ -150,6 +150,7 @@ tag ty_ {
ty_tup(vec[tup(bool /* mutability */, @ty)]);
ty_fn(vec[rec(mode mode, @ty ty)], @ty); // TODO: effect
ty_path(path, option.t[def]);
ty_mutable(@ty);
}
tag mode {

14
src/comp/front/parser.rs
View file

@ -174,7 +174,12 @@ impure fn parse_ty(parser p) -> @ast.ty {
}
}
case (token.AT) { p.bump(); t = ast.ty_box(parse_ty(p)); }
case (token.AT) {
p.bump();
auto t0 = parse_ty(p);
hi = t0.span;
t = ast.ty_box(t0);
}
case (token.VEC) {
p.bump();
@ -193,6 +198,13 @@ impure fn parse_ty(parser p) -> @ast.ty {
t = ast.ty_tup(elems.node);
}
case (token.MUTABLE) {
p.bump();
auto t0 = parse_ty(p);
hi = p.get_span();
t = ast.ty_mutable(t0);
}
case (token.FN) {
t = parse_ty_fn(p);
alt (t) {