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Accept Copy, Send, Const, Owned, as kind bounds

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This commit is contained in:
Brian Anderson 2012-09-05 15:31:38 -07:00
parent e7fe903d88
commit f7681f9236
1 changed files with 24 additions and 0 deletions
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24
src/libsyntax/parse/parser.rs
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@ -2262,6 +2262,30 @@ struct parser {
push(bounds, bound_const);
} else if self.eat_keyword(~"owned") {
push(bounds, bound_owned);
} else if is_ident(self.token) {
// XXX: temporary until kinds become traits
let maybe_bound = match self.token {
token::IDENT(sid, _) => {
match *self.id_to_str(sid) {
~"Send" => Some(bound_send),
~"Copy" => Some(bound_copy),
~"Const" => Some(bound_const),
~"Owned" => Some(bound_owned),
_ => None
}
}
_ => fail
};
match maybe_bound {
Some(bound) => {
self.bump();
push(bounds, bound);
}
None => {
push(bounds, bound_trait(self.parse_ty(false)));
}
}
} else {
push(bounds, bound_trait(self.parse_ty(false)));
}