x Expected ';', '}' or ,-[$DIR/tests/test262-parser/fail/4ff4b78ff3e2de6e.js:2:1] 2 | (a) => {}() : ^ `---- Error: > This is the expression part of an expression statement ,-[$DIR/tests/test262-parser/fail/4ff4b78ff3e2de6e.js:2:1] 2 | (a) => {}() : ^^^^^^^^^ `----