error: empty character literal --> $DIR/lex-bad-char-literals-7.rs:3:20 | LL | let _: char = ''; | ^ error: empty unicode escape (must have at least 1 hex digit) --> $DIR/lex-bad-char-literals-7.rs:5:20 | LL | let _: char = '\u{}'; | ^^^^ error: unterminated character literal --> $DIR/lex-bad-char-literals-7.rs:12:13 | LL | let _ = ' hello // here's a comment | ^^^^^^^^ error: aborting due to 3 previous errors