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Diffstat (limited to '')
-rw-r--r-- | src/tools/clippy/tests/ui/filetype_is_file.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/filetype_is_file.rs b/src/tools/clippy/tests/ui/filetype_is_file.rs new file mode 100644 index 000000000..5de8fe8cd --- /dev/null +++ b/src/tools/clippy/tests/ui/filetype_is_file.rs @@ -0,0 +1,23 @@ +#![warn(clippy::filetype_is_file)] + +fn main() -> std::io::Result<()> { + use std::fs; + use std::ops::BitOr; + + // !filetype.is_dir() + if fs::metadata("foo.txt")?.file_type().is_file() { + // read file + } + + // positive of filetype.is_dir() + if !fs::metadata("foo.txt")?.file_type().is_file() { + // handle dir + } + + // false positive of filetype.is_dir() + if !fs::metadata("foo.txt")?.file_type().is_file().bitor(true) { + // ... + } + + Ok(()) +} |