{"ast_node_type":"function","tokens":[{"end":90,"kind":"keyword","start":0,"text":"assert_matches(\"{"}]}
    assert_matches("{ let $a = $b; }", "fn main() { let x = 10; }", &["{ let x = 10; }"]);
fn ssr_block_expr_match() {
    assert_matches("{ let $a = $b; $c }", "fn main() { let x = 10; x }", &["{ let x = 10; x }"]);