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Err for comma after functional update syntax

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Chayim Refael Friedman 2023-11-30 14:04:36 +02:00
parent c7c582afb5
commit 2fd19ed598
3 changed files with 81 additions and 0 deletions
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11
crates/parser/src/grammar/expressions.rs
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@ -693,6 +693,17 @@ pub(crate) fn record_expr_field_list(p: &mut Parser<'_>) {
// We permit `.. }` on the left-hand side of a destructuring assignment.
if !p.at(T!['}']) {
expr(p);
if p.at(T![,]) {
// test_err comma_after_functional_update_syntax
// fn foo() {
// S { ..x, };
// S { ..x, a: 0 }
// }
// Do not bump, so we can support additional fields after this comma.
p.error("cannot use a comma after the base struct");
}
}
}
T!['{'] => {