error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:5:13 | 5 | x.split("x"); | ^^^ help: try using a char instead: `'x'` | = note: `-D single-char-pattern` implied by `-D warnings` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:22:16 | 22 | x.contains("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:23:19 | 23 | x.starts_with("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:24:17 | 24 | x.ends_with("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:25:12 | 25 | x.find("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:26:13 | 26 | x.rfind("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:27:14 | 27 | x.rsplit("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:28:24 | 28 | x.split_terminator("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:29:25 | 29 | x.rsplit_terminator("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:30:17 | 30 | x.splitn(0, "x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:31:18 | 31 | x.rsplitn(0, "x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:32:15 | 32 | x.matches("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:33:16 | 33 | x.rmatches("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:34:21 | 34 | x.match_indices("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:35:22 | 35 | x.rmatch_indices("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:36:25 | 36 | x.trim_left_matches("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:37:26 | 37 | x.trim_right_matches("x"); | ^^^ help: try using a char instead: `'x'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:39:13 | 39 | x.split("/n"); | ^^^^ help: try using a char instead: `'/n'` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:44:31 | 44 | x.replace(";", ",").split(","); // issue #2978 | ^^^ help: try using a char instead: `','` error: single-character string constant used as pattern --> $DIR/single_char_pattern.rs:45:19 | 45 | x.starts_with("/x03"); // issue #2996 | ^^^^^^ help: try using a char instead: `'/x03'` error: aborting due to 20 previous errors