error: expected one of `.`, `?`, `]`, or an operator, found `,` --> $DIR/do-not-suggest-semicolon-between-macro-without-exclamation-mark-and-array.rs:2:19 | LL | let _x = vec[1, 2, 3]; | ^ expected one of `.`, `?`, `]`, or an operator error: aborting due to 1 previous error