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Wrap remaining self/super/crate in Name{Ref}

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This commit is contained in:
Lukas Wirth 2021-01-15 21:07:38 +01:00
parent 8a869e870a
commit 98718e0544
28 changed files with 237 additions and 169 deletions
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2
crates/parser/src/grammar/items.rs
View file

@ -270,7 +270,9 @@ fn extern_crate(p: &mut Parser, m: Marker) {
p.bump(T![crate]);
if p.at(T![self]) {
let m = p.start();
p.bump(T![self]);
m.complete(p, NAME_REF);
} else {
name_ref(p);
}

31
crates/parser/src/grammar/params.rs
View file

@ -156,7 +156,7 @@ fn variadic_param(p: &mut Parser) -> bool {
fn opt_self_param(p: &mut Parser, m: Marker) {
if p.at(T![self]) || p.at(T![mut]) && p.nth(1) == T![self] {
p.eat(T![mut]);
p.eat(T![self]);
self_as_name(p);
// test arb_self_types
// impl S {
// fn a(self: &Self) {}
@ -169,24 +169,29 @@ fn opt_self_param(p: &mut Parser, m: Marker) {
let la1 = p.nth(1);
let la2 = p.nth(2);
let la3 = p.nth(3);
let mut n_toks = match (p.current(), la1, la2, la3) {
(T![&], T![self], _, _) => 2,
(T![&], T![mut], T![self], _) => 3,
(T![&], LIFETIME_IDENT, T![self], _) => 3,
(T![&], LIFETIME_IDENT, T![mut], T![self]) => 4,
_ => return m.abandon(p),
};
p.bump_any();
if !matches!((p.current(), la1, la2, la3),
(T![&], T![self], _, _)
| (T![&], T![mut], T![self], _)
| (T![&], LIFETIME_IDENT, T![self], _)
| (T![&], LIFETIME_IDENT, T![mut], T![self])
) {
return m.abandon(p);
}
p.bump(T![&]);
if p.at(LIFETIME_IDENT) {
lifetime(p);
n_toks -= 1;
}
for _ in 1..n_toks {
p.bump_any();
}
p.eat(T![mut]);
self_as_name(p);
}
m.complete(p, SELF_PARAM);
if !p.at(T![')']) {
p.expect(T![,]);
}
}
fn self_as_name(p: &mut Parser) {
let m = p.start();
p.bump(T![self]);
m.complete(p, NAME);
}