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Make &self permit explicit lifetimes, but don't really use them

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(this will be needed for snapshotting at some point).
This commit is contained in:
Niko Matsakis
2013-03-09 19:43:53 -05:00
parent 087a015a72
commit a6187c62e9
13 changed files with 166 additions and 55 deletions
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25
src/libsyntax/print/pprust.rs
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@@ -1646,17 +1646,20 @@ pub fn print_pat(s: @ps, &&pat: @ast::pat, refutable: bool) {
// Returns whether it printed anything
pub fn print_self_ty(s: @ps, self_ty: ast::self_ty_) -> bool {
match self_ty {
ast::sty_static | ast::sty_by_ref => { return false; }
ast::sty_value => { word(s.s, ~"self"); }
ast::sty_region(m) => {
word(s.s, ~"&"); print_mutability(s, m); word(s.s, ~"self");
}
ast::sty_box(m) => {
word(s.s, ~"@"); print_mutability(s, m); word(s.s, ~"self");
}
ast::sty_uniq(m) => {
word(s.s, ~"~"); print_mutability(s, m); word(s.s, ~"self");
}
ast::sty_static | ast::sty_by_ref => { return false; }
ast::sty_value => { word(s.s, ~"self"); }
ast::sty_region(lt, m) => {
word(s.s, ~"&");
print_opt_lifetime(s, lt);
print_mutability(s, m);
word(s.s, ~"self");
}
ast::sty_box(m) => {
word(s.s, ~"@"); print_mutability(s, m); word(s.s, ~"self");
}
ast::sty_uniq(m) => {
word(s.s, ~"~"); print_mutability(s, m); word(s.s, ~"self");
}
}
return true;
}