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fix handle static async and static async move

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This commit is contained in:
bellau 2022-02-13 09:09:44 +01:00
parent 3ed19d54db
commit 0a18a050b5
4 changed files with 54 additions and 3 deletions
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19
crates/parser/src/grammar/expressions/atom.rs
View file

@ -74,7 +74,14 @@ pub(super) fn atom_expr(p: &mut Parser, r: Restrictions) -> Option<(CompletedMar
T![|] => closure_expr(p),
T![move] if la == T![|] => closure_expr(p),
T![async] if la == T![|] || (la == T![move] && p.nth(2) == T![|]) => closure_expr(p),
T![static] if la == T![|] || (la == T![move] && p.nth(2) == T![|]) => closure_expr(p),
T![static]
if la == T![|]
|| (la == T![move] && p.nth(2) == T![|])
|| (la == T![async] && p.nth(2) == T![|])
|| (la == T![async] && p.nth(2) == T![move] && p.nth(3) == T![|]) =>
{
closure_expr(p)
}
T![if] => if_expr(p),
T![loop] => loop_expr(p, None),
@ -237,6 +244,8 @@ fn array_expr(p: &mut Parser) -> CompletedMarker {
// async move || {};
// static || {};
// static move || {};
// static async || {};
// static async move || {};
// }
fn closure_expr(p: &mut Parser) -> CompletedMarker {
assert!(
@ -246,10 +255,15 @@ fn closure_expr(p: &mut Parser) -> CompletedMarker {
|| (p.at(T![async]) && p.nth(1) == T![move] && p.nth(2) == T![|])
|| (p.at(T![static]) && p.nth(1) == T![|])
|| (p.at(T![static]) && p.nth(1) == T![move] && p.nth(2) == T![|])
|| (p.at(T![static]) && p.nth(1) == T![async] && p.nth(2) == T![|])
|| (p.at(T![static])
&& p.nth(1) == T![async]
&& p.nth(2) == T![move]
&& p.nth(3) == T![|])
);
let m = p.start();
p.eat(T![async]);
p.eat(T![static]);
p.eat(T![async]);
p.eat(T![move]);
params::param_list_closure(p);
if opt_ret_type(p) {
@ -257,6 +271,7 @@ fn closure_expr(p: &mut Parser) -> CompletedMarker {
// fn main() { || -> i32 { 92 }(); }
block_expr(p);
} else if p.at_ts(EXPR_FIRST) {
println!("gg");
expr(p);
} else {
p.error("expected expression");

2
crates/parser/src/grammar/items.rs
View file

@ -230,7 +230,7 @@ fn opt_item_without_modifiers(p: &mut Parser, m: Marker) -> Result<(), Marker> {
IDENT if p.at_contextual_kw(T![macro_rules]) && p.nth(1) == BANG => macro_rules(p, m),
T![const] if (la == IDENT || la == T![_] || la == T![mut]) => consts::konst(p, m),
T![static] if (la != PIPE && la != T![move]) => consts::static_(p, m),
T![static] if (la != PIPE && la != T![move] && la != T![async]) => consts::static_(p, m),
_ => return Err(m),
};