error: trivial regex
  --> $DIR/regex.rs:22:45
   |
22 |     let pipe_in_wrong_position = Regex::new("|");
   |                                             ^^^
   |
   = note: `-D clippy::trivial-regex` implied by `-D warnings`
   = help: the regex is unlikely to be useful as it is

error: trivial regex
  --> $DIR/regex.rs:23:60
   |
23 |     let pipe_in_wrong_position_builder = RegexBuilder::new("|");
   |                                                            ^^^
   |
   = help: the regex is unlikely to be useful as it is

error: regex syntax error: invalid character class range, the start must be <= the end
  --> $DIR/regex.rs:24:42
   |
24 |     let wrong_char_ranice = Regex::new("[z-a]");
   |                                          ^^^
   |
   = note: `-D clippy::invalid-regex` implied by `-D warnings`

error: regex syntax error: invalid character class range, the start must be <= the end
  --> $DIR/regex.rs:25:37
   |
25 |     let some_unicode = Regex::new("[é-è]");
   |                                     ^^^

error: regex syntax error on position 0: unclosed group
  --> $DIR/regex.rs:27:33
   |
27 |     let some_regex = Regex::new(OPENING_PAREN);
   |                                 ^^^^^^^^^^^^^

error: trivial regex
  --> $DIR/regex.rs:29:53
   |
29 |     let binary_pipe_in_wrong_position = BRegex::new("|");
   |                                                     ^^^
   |
   = help: the regex is unlikely to be useful as it is

error: regex syntax error on position 0: unclosed group
  --> $DIR/regex.rs:30:41
   |
30 |     let some_binary_regex = BRegex::new(OPENING_PAREN);
   |                                         ^^^^^^^^^^^^^

error: regex syntax error on position 0: unclosed group
  --> $DIR/regex.rs:31:56
   |
31 |     let some_binary_regex_builder = BRegexBuilder::new(OPENING_PAREN);
   |                                                        ^^^^^^^^^^^^^

error: regex syntax error on position 0: unclosed group
  --> $DIR/regex.rs:43:37
   |
43 |     let set_error = RegexSet::new(&[OPENING_PAREN, r"[a-z]+/.(com|org|net)"]);
   |                                     ^^^^^^^^^^^^^

error: regex syntax error on position 0: unclosed group
  --> $DIR/regex.rs:44:39
   |
44 |     let bset_error = BRegexSet::new(&[OPENING_PAREN, r"[a-z]+/.(com|org|net)"]);
   |                                       ^^^^^^^^^^^^^

error: regex syntax error: unrecognized escape sequence
  --> $DIR/regex.rs:46:45
   |
46 |     let raw_string_error = Regex::new(r"[...//...]");
   |                                             ^^

error: regex syntax error: unrecognized escape sequence
  --> $DIR/regex.rs:47:46
   |
47 |     let raw_string_error = Regex::new(r#"[...//...]"#);
   |                                              ^^

error: trivial regex
  --> $DIR/regex.rs:51:33
   |
51 |     let trivial_eq = Regex::new("^foobar$");
   |                                 ^^^^^^^^^^
   |
   = help: consider using `==` on `str`s

error: trivial regex
  --> $DIR/regex.rs:53:48
   |
53 |     let trivial_eq_builder = RegexBuilder::new("^foobar$");
   |                                                ^^^^^^^^^^
   |
   = help: consider using `==` on `str`s

error: trivial regex
  --> $DIR/regex.rs:55:42
   |
55 |     let trivial_starts_with = Regex::new("^foobar");
   |                                          ^^^^^^^^^
   |
   = help: consider using `str::starts_with`

error: trivial regex
  --> $DIR/regex.rs:57:40
   |
57 |     let trivial_ends_with = Regex::new("foobar$");
   |                                        ^^^^^^^^^
   |
   = help: consider using `str::ends_with`

error: trivial regex
  --> $DIR/regex.rs:59:39
   |
59 |     let trivial_contains = Regex::new("foobar");
   |                                       ^^^^^^^^
   |
   = help: consider using `str::contains`

error: trivial regex
  --> $DIR/regex.rs:61:39
   |
61 |     let trivial_contains = Regex::new(NOT_A_REAL_REGEX);
   |                                       ^^^^^^^^^^^^^^^^
   |
   = help: consider using `str::contains`

error: trivial regex
  --> $DIR/regex.rs:63:40
   |
63 |     let trivial_backslash = Regex::new("a/.b");
   |                                        ^^^^^^^
   |
   = help: consider using `str::contains`

error: trivial regex
  --> $DIR/regex.rs:66:36
   |
66 |     let trivial_empty = Regex::new("");
   |                                    ^^
   |
   = help: the regex is unlikely to be useful as it is

error: trivial regex
  --> $DIR/regex.rs:68:36
   |
68 |     let trivial_empty = Regex::new("^");
   |                                    ^^^
   |
   = help: the regex is unlikely to be useful as it is

error: trivial regex
  --> $DIR/regex.rs:70:36
   |
70 |     let trivial_empty = Regex::new("^$");
   |                                    ^^^^
   |
   = help: consider using `str::is_empty`

error: trivial regex
  --> $DIR/regex.rs:72:44
   |
72 |     let binary_trivial_empty = BRegex::new("^$");
   |                                            ^^^^
   |
   = help: consider using `str::is_empty`

error: aborting due to 23 previous errors