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Diffstat (limited to '')
-rw-r--r-- | src/tools/clippy/tests/ui/flat_map_option.rs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/flat_map_option.rs b/src/tools/clippy/tests/ui/flat_map_option.rs new file mode 100644 index 000000000..2479abddb --- /dev/null +++ b/src/tools/clippy/tests/ui/flat_map_option.rs @@ -0,0 +1,13 @@ +// run-rustfix +#![warn(clippy::flat_map_option)] +#![allow(clippy::redundant_closure, clippy::unnecessary_filter_map)] + +fn main() { + // yay + let c = |x| Some(x); + let _ = [1].iter().flat_map(c); + let _ = [1].iter().flat_map(Some); + + // nay + let _ = [1].iter().flat_map(|_| &Some(1)); +} |