diff options
Diffstat (limited to 'src/tools/clippy/tests/ui/skip_while_next.rs')
-rw-r--r-- | src/tools/clippy/tests/ui/skip_while_next.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/skip_while_next.rs b/src/tools/clippy/tests/ui/skip_while_next.rs new file mode 100644 index 000000000..a522c0f08 --- /dev/null +++ b/src/tools/clippy/tests/ui/skip_while_next.rs @@ -0,0 +1,29 @@ +// aux-build:option_helpers.rs + +#![warn(clippy::skip_while_next)] +#![allow(clippy::blacklisted_name)] + +extern crate option_helpers; +use option_helpers::IteratorFalsePositives; + +#[rustfmt::skip] +fn skip_while_next() { + let v = vec![3, 2, 1, 0, -1, -2, -3]; + + // Single-line case. + let _ = v.iter().skip_while(|&x| *x < 0).next(); + + // Multi-line case. + let _ = v.iter().skip_while(|&x| { + *x < 0 + } + ).next(); + + // Check that hat we don't lint if the caller is not an `Iterator`. + let foo = IteratorFalsePositives { foo: 0 }; + let _ = foo.skip_while().next(); +} + +fn main() { + skip_while_next(); +} |