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Diffstat (limited to '')
-rw-r--r-- | src/tools/clippy/tests/ui/manual_is_ascii_check.rs | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/manual_is_ascii_check.rs b/src/tools/clippy/tests/ui/manual_is_ascii_check.rs new file mode 100644 index 000000000..39ee6151c --- /dev/null +++ b/src/tools/clippy/tests/ui/manual_is_ascii_check.rs @@ -0,0 +1,42 @@ +// run-rustfix + +#![allow(unused, dead_code)] +#![warn(clippy::manual_is_ascii_check)] + +fn main() { + assert!(matches!('x', 'a'..='z')); + assert!(matches!('X', 'A'..='Z')); + assert!(matches!(b'x', b'a'..=b'z')); + assert!(matches!(b'X', b'A'..=b'Z')); + + let num = '2'; + assert!(matches!(num, '0'..='9')); + assert!(matches!(b'1', b'0'..=b'9')); + assert!(matches!('x', 'A'..='Z' | 'a'..='z')); + + assert!(matches!('x', 'A'..='Z' | 'a'..='z' | '_')); +} + +#[clippy::msrv = "1.23"] +fn msrv_1_23() { + assert!(matches!(b'1', b'0'..=b'9')); + assert!(matches!('X', 'A'..='Z')); + assert!(matches!('x', 'A'..='Z' | 'a'..='z')); +} + +#[clippy::msrv = "1.24"] +fn msrv_1_24() { + assert!(matches!(b'1', b'0'..=b'9')); + assert!(matches!('X', 'A'..='Z')); + assert!(matches!('x', 'A'..='Z' | 'a'..='z')); +} + +#[clippy::msrv = "1.46"] +fn msrv_1_46() { + const FOO: bool = matches!('x', '0'..='9'); +} + +#[clippy::msrv = "1.47"] +fn msrv_1_47() { + const FOO: bool = matches!('x', '0'..='9'); +} |