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feat: parse super let

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This commit is contained in:
Lukas Wirth 2025-04-21 13:47:42 +02:00
parent 66e3b5819e
commit 1b6948e88a
5 changed files with 30 additions and 4 deletions
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5
crates/parser/src/grammar/expressions.rs
View file

@ -58,7 +58,7 @@ pub(super) fn stmt(p: &mut Parser<'_>, semicolon: Semicolon) {
// }
attributes::outer_attrs(p);
if p.at(T![let]) {
if p.at(T![let]) || (p.at(T![super]) && p.nth_at(1, T![let])) {
let_stmt(p, semicolon);
m.complete(p, LET_STMT);
return;
@ -113,8 +113,9 @@ pub(super) fn stmt(p: &mut Parser<'_>, semicolon: Semicolon) {
}
// test let_stmt
// fn f() { let x: i32 = 92; }
// fn f() { let x: i32 = 92; super let y; super::foo; }
pub(super) fn let_stmt(p: &mut Parser<'_>, with_semi: Semicolon) {
p.eat(T![super]);
p.bump(T![let]);
patterns::pattern(p);
if p.at(T![:]) {

23
crates/parser/test_data/parser/inline/ok/let_stmt.rast
View file

@ -32,5 +32,28 @@ SOURCE_FILE
INT_NUMBER "92"
SEMICOLON ";"
WHITESPACE " "
LET_STMT
SUPER_KW "super"
WHITESPACE " "
LET_KW "let"
WHITESPACE " "
IDENT_PAT
NAME
IDENT "y"
SEMICOLON ";"
WHITESPACE " "
EXPR_STMT
PATH_EXPR
PATH
PATH
PATH_SEGMENT
NAME_REF
SUPER_KW "super"
COLON2 "::"
PATH_SEGMENT
NAME_REF
IDENT "foo"
SEMICOLON ";"
WHITESPACE " "
R_CURLY "}"
WHITESPACE "\n"

2
crates/parser/test_data/parser/inline/ok/let_stmt.rs
View file

@ -1 +1 @@
fn f() { let x: i32 = 92; }
fn f() { let x: i32 = 92; super let y; super::foo; }