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Merge pull request #19897 from aibaars/patch-2

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Produce ClosureBinder node in atom.rs
This commit is contained in:
Lukas Wirth 2025-06-02 09:13:04 +00:00 • committed by GitHub
commit b9e6671353
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GPG key ID: B5690EEEBB952194
6 changed files with 69 additions and 21 deletions
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4
crates/parser/src/grammar/expressions/atom.rs
View file

@ -562,8 +562,12 @@ fn closure_expr(p: &mut Parser<'_>) -> CompletedMarker {
let m = p.start();
// test closure_binder
// fn main() { for<'a> || (); }
if p.at(T![for]) {
let b = p.start();
types::for_binder(p);
b.complete(p, CLOSURE_BINDER);
}
// test const_closure
// fn main() { let cl = const || _ = 0; }

4
crates/parser/test_data/generated/runner.rs
View file

@ -83,6 +83,10 @@ mod ok {
#[test]
fn cast_expr() { run_and_expect_no_errors("test_data/parser/inline/ok/cast_expr.rs"); }
#[test]
fn closure_binder() {
run_and_expect_no_errors("test_data/parser/inline/ok/closure_binder.rs");
}
#[test]
fn closure_body_underscore_assignment() {
run_and_expect_no_errors(
"test_data/parser/inline/ok/closure_body_underscore_assignment.rs",

15
crates/parser/test_data/parser/err/0024_many_type_parens.rast
View file

@ -186,13 +186,14 @@ SOURCE_FILE
TUPLE_EXPR
L_PAREN "("
CLOSURE_EXPR
FOR_KW "for"
GENERIC_PARAM_LIST
L_ANGLE "<"
LIFETIME_PARAM
LIFETIME
LIFETIME_IDENT "'a"
R_ANGLE ">"
CLOSURE_BINDER
FOR_KW "for"
GENERIC_PARAM_LIST
L_ANGLE "<"
LIFETIME_PARAM
LIFETIME
LIFETIME_IDENT "'a"
R_ANGLE ">"
WHITESPACE " "
BIN_EXPR
BIN_EXPR

36
crates/parser/test_data/parser/inline/ok/closure_binder.rast Normal file
View file

@ -0,0 +1,36 @@
SOURCE_FILE
FN
FN_KW "fn"
WHITESPACE " "
NAME
IDENT "main"
PARAM_LIST
L_PAREN "("
R_PAREN ")"
WHITESPACE " "
BLOCK_EXPR
STMT_LIST
L_CURLY "{"
WHITESPACE " "
EXPR_STMT
CLOSURE_EXPR
CLOSURE_BINDER
FOR_KW "for"
GENERIC_PARAM_LIST
L_ANGLE "<"
LIFETIME_PARAM
LIFETIME
LIFETIME_IDENT "'a"
R_ANGLE ">"
WHITESPACE " "
PARAM_LIST
PIPE "|"
PIPE "|"
WHITESPACE " "
TUPLE_EXPR
L_PAREN "("
R_PAREN ")"
SEMICOLON ";"
WHITESPACE " "
R_CURLY "}"
WHITESPACE "\n"

1
crates/parser/test_data/parser/inline/ok/closure_binder.rs Normal file
View file

@ -0,0 +1 @@
fn main() { for<'a> || (); }

30
crates/parser/test_data/parser/inline/ok/lambda_expr.rast
View file

@ -202,13 +202,14 @@ SOURCE_FILE
WHITESPACE "\n "
EXPR_STMT
CLOSURE_EXPR
FOR_KW "for"
GENERIC_PARAM_LIST
L_ANGLE "<"
LIFETIME_PARAM
LIFETIME
LIFETIME_IDENT "'a"
R_ANGLE ">"
CLOSURE_BINDER
FOR_KW "for"
GENERIC_PARAM_LIST
L_ANGLE "<"
LIFETIME_PARAM
LIFETIME
LIFETIME_IDENT "'a"
R_ANGLE ">"
WHITESPACE " "
PARAM_LIST
PIPE "|"
@ -222,13 +223,14 @@ SOURCE_FILE
WHITESPACE "\n "
EXPR_STMT
CLOSURE_EXPR
FOR_KW "for"
GENERIC_PARAM_LIST
L_ANGLE "<"
LIFETIME_PARAM
LIFETIME
LIFETIME_IDENT "'a"
R_ANGLE ">"
CLOSURE_BINDER
FOR_KW "for"
GENERIC_PARAM_LIST
L_ANGLE "<"
LIFETIME_PARAM
LIFETIME
LIFETIME_IDENT "'a"
R_ANGLE ">"
WHITESPACE " "
MOVE_KW "move"
WHITESPACE " "