3 use std::collections::HashSet;
13 // Not yet testing for multi-byte characters
14 // Changing `r.len() == 1` to `r.chars().count() == 1` in `lint_clippy::single_char_pattern`
15 // should have done this but produced an ICE
17 // We may not want to suggest changing these anyway
18 // See: https://github.com/rust-lang/rust-clippy/issues/650#issuecomment-184328984
22 // Can't use this lint for unicode code points which don't fit in a char
30 x.split_terminator('x');
31 x.rsplit_terminator('x');
37 x.rmatch_indices('x');
38 x.trim_start_matches('x');
39 x.trim_end_matches('x');
40 // Make sure we escape characters correctly.
43 let h = HashSet::<String>::new();
44 h.contains("X"); // should not warn
46 x.replace(";", ",").split(','); // issue #2978
47 x.starts_with('\x03'); // issue #2996