769a1d9b6c
Single characters that are escaped weren't being searched / replaced correctly in the hint string, so it was saying to replace, say, `"\n"` with `"\n"` rather than `'\n'`.
44 lines
1.2 KiB
Rust
44 lines
1.2 KiB
Rust
use std::collections::HashSet;
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fn main() {
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let x = "foo";
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x.split("x");
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x.split("xx");
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x.split('x');
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let y = "x";
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x.split(y);
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// Not yet testing for multi-byte characters
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// Changing `r.len() == 1` to `r.chars().count() == 1` in `lint_single_char_pattern`
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// should have done this but produced an ICE
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//
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// We may not want to suggest changing these anyway
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// See: https://github.com/rust-lang-nursery/rust-clippy/issues/650#issuecomment-184328984
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x.split("ß");
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x.split("ℝ");
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x.split("💣");
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// Can't use this lint for unicode code points which don't fit in a char
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x.split("❤️");
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x.contains("x");
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x.starts_with("x");
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x.ends_with("x");
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x.find("x");
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x.rfind("x");
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x.rsplit("x");
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x.split_terminator("x");
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x.rsplit_terminator("x");
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x.splitn(0, "x");
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x.rsplitn(0, "x");
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x.matches("x");
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x.rmatches("x");
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x.match_indices("x");
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x.rmatch_indices("x");
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x.trim_left_matches("x");
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x.trim_right_matches("x");
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// Make sure we escape characters correctly.
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x.split("\n");
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let h = HashSet::<String>::new();
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h.contains("X"); // should not warn
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}
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