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Fix Immovable generator syntax (static ||) not recognized #11448

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This commit is contained in:
bellau 2022-02-12 15:17:10 +01:00
parent 4449a336f6
commit ccab6afabc
4 changed files with 20 additions and 1 deletions
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4
crates/parser/src/grammar/expressions/atom.rs
View File

@ -74,6 +74,7 @@ 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![|] => closure_expr(p),
T![if] => if_expr(p),
T![loop] => loop_expr(p, None),
@ -234,6 +235,7 @@ fn array_expr(p: &mut Parser) -> CompletedMarker {
// async || {};
// move || {};
// async move || {};
// static || {};
// }
fn closure_expr(p: &mut Parser) -> CompletedMarker {
assert!(
@ -241,10 +243,12 @@ fn closure_expr(p: &mut Parser) -> CompletedMarker {
|| (p.at(T![move]) && p.nth(1) == T![|])
|| (p.at(T![async]) && p.nth(1) == T![|])
|| (p.at(T![async]) && p.nth(1) == T![move] && p.nth(2) == T![|])
|| (p.at(T![static]) && p.nth(1) == T![|])
);
let m = p.start();
p.eat(T![async]);
p.eat(T![move]);
p.eat(T![static]);
params::param_list_closure(p);
if opt_ret_type(p) {
// test lambda_ret_block

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] => consts::static_(p, m),
T![static] if (la != PIPE ) => consts::static_(p, m),
_ => return Err(m),
};

1
crates/parser/test_data/parser/inline/ok/0106_lambda_expr.rs
View File

@ -6,4 +6,5 @@ fn foo() {
async || {};
move || {};
async move || {};
static || {};
}

14
crates/parser/test_data/parser/inline/ok/0106_lambda_expr.txt
View File

@ -135,6 +135,20 @@ SOURCE_FILE
L_CURLY "{"
R_CURLY "}"
SEMICOLON ";"
WHITESPACE "\n "
EXPR_STMT
CLOSURE_EXPR
STATIC_KW "static"
WHITESPACE " "
PARAM_LIST
PIPE "|"
PIPE "|"
WHITESPACE " "
BLOCK_EXPR
STMT_LIST
L_CURLY "{"
R_CURLY "}"
SEMICOLON ";"
WHITESPACE "\n"
R_CURLY "}"
WHITESPACE "\n"