1 // Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution.
4 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
5 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
7 // option. This file may not be copied, modified, or distributed
8 // except according to those terms.
11 #![warn(clippy::invalid_regex, clippy::trivial_regex, clippy::regex_macro)]
15 use regex::bytes::{Regex as BRegex, RegexBuilder as BRegexBuilder, RegexSet as BRegexSet};
16 use regex::{Regex, RegexBuilder, RegexSet};
18 const OPENING_PAREN: &str = "(";
19 const NOT_A_REAL_REGEX: &str = "foobar";
22 let pipe_in_wrong_position = Regex::new("|");
23 let pipe_in_wrong_position_builder = RegexBuilder::new("|");
24 let wrong_char_ranice = Regex::new("[z-a]");
25 let some_unicode = Regex::new("[é-è]");
27 let some_regex = Regex::new(OPENING_PAREN);
29 let binary_pipe_in_wrong_position = BRegex::new("|");
30 let some_binary_regex = BRegex::new(OPENING_PAREN);
31 let some_binary_regex_builder = BRegexBuilder::new(OPENING_PAREN);
33 let closing_paren = ")";
34 let not_linted = Regex::new(closing_paren);
36 let set = RegexSet::new(&[r"[a-z]+@[a-z]+\.(com|org|net)", r"[a-z]+\.(com|org|net)"]);
37 let bset = BRegexSet::new(&[
38 r"[a-z]+@[a-z]+\.(com|org|net)",
39 r"[a-z]+\.(com|org|net)",
40 r".", // regression test
43 let set_error = RegexSet::new(&[OPENING_PAREN, r"[a-z]+\.(com|org|net)"]);
44 let bset_error = BRegexSet::new(&[OPENING_PAREN, r"[a-z]+\.(com|org|net)"]);
46 let raw_string_error = Regex::new(r"[...\/...]");
47 let raw_string_error = Regex::new(r#"[...\/...]"#);
51 let trivial_eq = Regex::new("^foobar$");
53 let trivial_eq_builder = RegexBuilder::new("^foobar$");
55 let trivial_starts_with = Regex::new("^foobar");
57 let trivial_ends_with = Regex::new("foobar$");
59 let trivial_contains = Regex::new("foobar");
61 let trivial_contains = Regex::new(NOT_A_REAL_REGEX);
63 let trivial_backslash = Regex::new("a\\.b");
65 // unlikely corner cases
66 let trivial_empty = Regex::new("");
68 let trivial_empty = Regex::new("^");
70 let trivial_empty = Regex::new("^$");
72 let binary_trivial_empty = BRegex::new("^$");
74 // non-trivial regexes
75 let non_trivial_dot = Regex::new("a.b");
76 let non_trivial_dot_builder = RegexBuilder::new("a.b");
77 let non_trivial_eq = Regex::new("^foo|bar$");
78 let non_trivial_starts_with = Regex::new("^foo|bar");
79 let non_trivial_ends_with = Regex::new("^foo|bar");
80 let non_trivial_ends_with = Regex::new("foo|bar");
81 let non_trivial_binary = BRegex::new("foo|bar");
82 let non_trivial_binary_builder = BRegexBuilder::new("foo|bar");