fixed failing tests with update-references.sh

tests/ui/regex.stderr

@@ -1,12 +1,171 @@
-error[E0514]: found crate `regex` compiled by an incompatible version of rustc
-  --> $DIR/regex.rs:4:1
+error: trivial regex
+  --> $DIR/regex.rs:13:45
    |
-LL | extern crate regex;
-   | ^^^^^^^^^^^^^^^^^^^
+LL |     let pipe_in_wrong_position = Regex::new("|");
+   |                                             ^^^
    |
-   = help: please recompile that crate using this compiler (rustc 1.43.0-nightly (a8437cf21 2020-02-27))
-   = note: the following crate versions were found:
-           crate `regex` compiled by rustc 1.43.0-nightly (e3a277943 2020-02-25): /home/devinr/aprog/rust/__forks__/rust-clippy/target/debug/deps/libregex-7640b48dc23b89d0.rlib
+   = note: `-D clippy::trivial-regex` implied by `-D warnings`
+   = help: the regex is unlikely to be useful as it is
 
-error: aborting due to previous error
+error: trivial regex
+  --> $DIR/regex.rs:14:60
+   |
+LL |     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:15:42
+   |
+LL |     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:16:37
+   |
+LL |     let some_unicode = Regex::new("[é-è]");
+   |                                     ^^^
+
+error: regex syntax error on position 0: unclosed group
+  --> $DIR/regex.rs:18:33
+   |
+LL |     let some_regex = Regex::new(OPENING_PAREN);
+   |                                 ^^^^^^^^^^^^^
+
+error: trivial regex
+  --> $DIR/regex.rs:20:53
+   |
+LL |     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:21:41
+   |
+LL |     let some_binary_regex = BRegex::new(OPENING_PAREN);
+   |                                         ^^^^^^^^^^^^^
+
+error: regex syntax error on position 0: unclosed group
+  --> $DIR/regex.rs:22:56
+   |
+LL |     let some_binary_regex_builder = BRegexBuilder::new(OPENING_PAREN);
+   |                                                        ^^^^^^^^^^^^^
+
+error: regex syntax error on position 0: unclosed group
+  --> $DIR/regex.rs:34:37
+   |
+LL |     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:35:39
+   |
+LL |     let bset_error = BRegexSet::new(&[OPENING_PAREN, r"[a-z]+/.(com|org|net)"]);
+   |                                       ^^^^^^^^^^^^^
+
+error: regex syntax error: unrecognized escape sequence
+  --> $DIR/regex.rs:37:45
+   |
+LL |     let raw_string_error = Regex::new(r"[...//...]");
+   |                                             ^^
+
+error: regex syntax error: unrecognized escape sequence
+  --> $DIR/regex.rs:38:46
+   |
+LL |     let raw_string_error = Regex::new(r#"[...//...]"#);
+   |                                              ^^
+
+error: trivial regex
+  --> $DIR/regex.rs:42:33
+   |
+LL |     let trivial_eq = Regex::new("^foobar$");
+   |                                 ^^^^^^^^^^
+   |
+   = help: consider using `==` on `str`s
+
+error: trivial regex
+  --> $DIR/regex.rs:44:48
+   |
+LL |     let trivial_eq_builder = RegexBuilder::new("^foobar$");
+   |                                                ^^^^^^^^^^
+   |
+   = help: consider using `==` on `str`s
+
+error: trivial regex
+  --> $DIR/regex.rs:46:42
+   |
+LL |     let trivial_starts_with = Regex::new("^foobar");
+   |                                          ^^^^^^^^^
+   |
+   = help: consider using `str::starts_with`
+
+error: trivial regex
+  --> $DIR/regex.rs:48:40
+   |
+LL |     let trivial_ends_with = Regex::new("foobar$");
+   |                                        ^^^^^^^^^
+   |
+   = help: consider using `str::ends_with`
+
+error: trivial regex
+  --> $DIR/regex.rs:50:39
+   |
+LL |     let trivial_contains = Regex::new("foobar");
+   |                                       ^^^^^^^^
+   |
+   = help: consider using `str::contains`
+
+error: trivial regex
+  --> $DIR/regex.rs:52:39
+   |
+LL |     let trivial_contains = Regex::new(NOT_A_REAL_REGEX);
+   |                                       ^^^^^^^^^^^^^^^^
+   |
+   = help: consider using `str::contains`
+
+error: trivial regex
+  --> $DIR/regex.rs:54:40
+   |
+LL |     let trivial_backslash = Regex::new("a/.b");
+   |                                        ^^^^^^^
+   |
+   = help: consider using `str::contains`
+
+error: trivial regex
+  --> $DIR/regex.rs:57:36
+   |
+LL |     let trivial_empty = Regex::new("");
+   |                                    ^^
+   |
+   = help: the regex is unlikely to be useful as it is
+
+error: trivial regex
+  --> $DIR/regex.rs:59:36
+   |
+LL |     let trivial_empty = Regex::new("^");
+   |                                    ^^^
+   |
+   = help: the regex is unlikely to be useful as it is
+
+error: trivial regex
+  --> $DIR/regex.rs:61:36
+   |
+LL |     let trivial_empty = Regex::new("^$");
+   |                                    ^^^^
+   |
+   = help: consider using `str::is_empty`
+
+error: trivial regex
+  --> $DIR/regex.rs:63:44
+   |
+LL |     let binary_trivial_empty = BRegex::new("^$");
+   |                                            ^^^^
+   |
+   = help: consider using `str::is_empty`
+
+error: aborting due to 23 previous errors
 

tests/ui/single_component_path_imports.fixed

@@ -3,7 +3,7 @@
 #![warn(clippy::single_component_path_imports)]
 #![allow(unused_imports)]
 
-use regex;
+
 use serde as edres;
 pub use serde;
 

tests/ui/single_component_path_imports.stderr

@@ -1,12 +1,10 @@
-error[E0514]: found crate `regex` compiled by an incompatible version of rustc
-  --> $DIR/single_component_path_imports.rs:6:5
+error: this import is redundant
+  --> $DIR/single_component_path_imports.rs:6:1
    |
 LL | use regex;
-   |     ^^^^^
+   | ^^^^^^^^^^ help: remove it entirely
    |
-   = help: please recompile that crate using this compiler (rustc 1.43.0-nightly (a8437cf21 2020-02-27))
-   = note: the following crate versions were found:
-           crate `regex` compiled by rustc 1.43.0-nightly (e3a277943 2020-02-25): /home/devinr/aprog/rust/__forks__/rust-clippy/target/debug/deps/libregex-7640b48dc23b89d0.rlib
+   = note: `-D clippy::single-component-path-imports` implied by `-D warnings`
 
 error: aborting due to previous error