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| author | Alex Macleod <alex@macleod.io> | 2022-06-30 10:13:54 +0000 |
|---|---|---|
| committer | Alex Macleod <alex@macleod.io> | 2022-06-30 10:13:54 +0000 |
| commit | 6c61f7106f2de290df22047cdb15de30a140543e (patch) | |
| tree | 5c9acde063a717aa2e9805f18e94882e16162235 | |
| parent | 0cb0f7636851f9fcc57085cf80197a2ef6db098f (diff) | |
| download | rust-6c61f7106f2de290df22047cdb15de30a140543e.tar.gz rust-6c61f7106f2de290df22047cdb15de30a140543e.zip | |
Uncomment test for #8734
| -rw-r--r-- | tests/ui/map_flatten_fixable.fixed | 29 | ||||
| -rw-r--r-- | tests/ui/map_flatten_fixable.rs | 30 | ||||
| -rw-r--r-- | tests/ui/map_flatten_fixable.stderr | 31 |
3 files changed, 59 insertions, 31 deletions
diff --git a/tests/ui/map_flatten_fixable.fixed b/tests/ui/map_flatten_fixable.fixed index e9b41354c58..9097a6b9967 100644 --- a/tests/ui/map_flatten_fixable.fixed +++ b/tests/ui/map_flatten_fixable.fixed @@ -34,21 +34,20 @@ fn main() { } fn issue8734() { - // let _ = [0u8, 1, 2, 3] - // .into_iter() - // .map(|n| match n { - // 1 => [n - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1)], - // n => [n], - // }) - // .flatten(); + let _ = [0u8, 1, 2, 3] + .into_iter() + .flat_map(|n| match n { + 1 => [n + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1)], + n => [n], + }); } #[allow(clippy::bind_instead_of_map)] // map + flatten will be suggested to `and_then`, but afterwards `map` is suggested again diff --git a/tests/ui/map_flatten_fixable.rs b/tests/ui/map_flatten_fixable.rs index 4345c6eee74..3916263404a 100644 --- a/tests/ui/map_flatten_fixable.rs +++ b/tests/ui/map_flatten_fixable.rs @@ -34,21 +34,21 @@ fn main() { } fn issue8734() { - // let _ = [0u8, 1, 2, 3] - // .into_iter() - // .map(|n| match n { - // 1 => [n - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1) - // .saturating_add(1)], - // n => [n], - // }) - // .flatten(); + let _ = [0u8, 1, 2, 3] + .into_iter() + .map(|n| match n { + 1 => [n + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1) + .saturating_add(1)], + n => [n], + }) + .flatten(); } #[allow(clippy::bind_instead_of_map)] // map + flatten will be suggested to `and_then`, but afterwards `map` is suggested again diff --git a/tests/ui/map_flatten_fixable.stderr b/tests/ui/map_flatten_fixable.stderr index f3b82ad08d0..afaf6af66b2 100644 --- a/tests/ui/map_flatten_fixable.stderr +++ b/tests/ui/map_flatten_fixable.stderr @@ -42,6 +42,35 @@ error: called `map(..).flatten()` on `Result` 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 | @@ -66,5 +95,5 @@ LL + // whitespace beforehand is important as well LL ~ }); | -error: aborting due to 8 previous errors +error: aborting due to 9 previous errors |