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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/tools/clippy/tests/ui/map_flatten_fixable.stderr | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/tools/clippy/tests/ui/map_flatten_fixable.stderr | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/map_flatten_fixable.stderr b/src/tools/clippy/tests/ui/map_flatten_fixable.stderr new file mode 100644 index 000000000..c91f0b9ae --- /dev/null +++ b/src/tools/clippy/tests/ui/map_flatten_fixable.stderr @@ -0,0 +1,99 @@ +error: called `map(..).flatten()` on `Iterator` + --> $DIR/map_flatten_fixable.rs:18:47 + | +LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(option_id).flatten().collect(); + | ^^^^^^^^^^^^^^^^^^^^^^^^ help: try replacing `map` with `filter_map` and remove the `.flatten()`: `filter_map(option_id)` + | + = note: `-D clippy::map-flatten` implied by `-D warnings` + +error: called `map(..).flatten()` on `Iterator` + --> $DIR/map_flatten_fixable.rs:19:47 + | +LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(option_id_ref).flatten().collect(); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try replacing `map` with `filter_map` and remove the `.flatten()`: `filter_map(option_id_ref)` + +error: called `map(..).flatten()` on `Iterator` + --> $DIR/map_flatten_fixable.rs:20:47 + | +LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(option_id_closure).flatten().collect(); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try replacing `map` with `filter_map` and remove the `.flatten()`: `filter_map(option_id_closure)` + +error: called `map(..).flatten()` on `Iterator` + --> $DIR/map_flatten_fixable.rs:21:47 + | +LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(|x| x.checked_add(1)).flatten().collect(); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try replacing `map` with `filter_map` and remove the `.flatten()`: `filter_map(|x| x.checked_add(1))` + +error: called `map(..).flatten()` on `Iterator` + --> $DIR/map_flatten_fixable.rs:24:47 + | +LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(|x| 0..x).flatten().collect(); + | ^^^^^^^^^^^^^^^^^^^^^^^ help: try replacing `map` with `flat_map` and remove the `.flatten()`: `flat_map(|x| 0..x)` + +error: called `map(..).flatten()` on `Option` + --> $DIR/map_flatten_fixable.rs:27:40 + | +LL | let _: Option<_> = (Some(Some(1))).map(|x| x).flatten(); + | ^^^^^^^^^^^^^^^^^^^^ help: try replacing `map` with `and_then` and remove the `.flatten()`: `and_then(|x| x)` + +error: called `map(..).flatten()` on `Result` + --> $DIR/map_flatten_fixable.rs:30:42 + | +LL | let _: Result<_, &str> = (Ok(Ok(1))).map(|x| x).flatten(); + | ^^^^^^^^^^^^^^^^^^^^ help: try replacing `map` with `and_then` and remove the `.flatten()`: `and_then(|x| x)` + +error: called `map(..).flatten()` on `Iterator` + --> $DIR/map_flatten_fixable.rs:39:10 + | +LL | .map(|n| match n { + | __________^ +LL | | 1 => [n +LL | | .saturating_add(1) +LL | | .saturating_add(1) +... | +LL | | }) +LL | | .flatten(); + | |__________________^ + | +help: try replacing `map` with `flat_map` and remove the `.flatten()` + | +LL ~ .flat_map(|n| match n { +LL + 1 => [n +LL + .saturating_add(1) +LL + .saturating_add(1) +LL + .saturating_add(1) +LL + .saturating_add(1) +LL + .saturating_add(1) +LL + .saturating_add(1) +LL + .saturating_add(1) +LL + .saturating_add(1)], +LL + n => [n], +LL ~ }); + | + +error: called `map(..).flatten()` on `Option` + --> $DIR/map_flatten_fixable.rs:59:10 + | +LL | .map(|_| { + | __________^ +LL | | // we need some newlines +LL | | // so that the span is big enough +LL | | // for a split output of the diagnostic +... | +LL | | }) +LL | | .flatten(); + | |__________________^ + | +help: try replacing `map` with `and_then` and remove the `.flatten()` + | +LL ~ .and_then(|_| { +LL + // we need some newlines +LL + // so that the span is big enough +LL + // for a split output of the diagnostic +LL + Some("") +LL + // whitespace beforehand is important as well +LL ~ }); + | + +error: aborting due to 9 previous errors + |