81 lines
3.4 KiB
Plaintext
81 lines
3.4 KiB
Plaintext
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error: called `map(..).flatten()` on `Iterator`
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--> $DIR/map_flatten_fixable.rs:18:47
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(option_id).flatten().collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^^
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= note: `-D clippy::map-flatten` implied by `-D warnings`
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help: try replacing `map` with `filter_map`, and remove the `.flatten()`
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().filter_map(option_id).collect();
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| ~~~~~~~~~~~~~~~~~~~~~
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error: called `map(..).flatten()` on `Iterator`
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--> $DIR/map_flatten_fixable.rs:19:47
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(option_id_ref).flatten().collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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help: try replacing `map` with `filter_map`, and remove the `.flatten()`
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().filter_map(option_id_ref).collect();
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| ~~~~~~~~~~~~~~~~~~~~~~~~~
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error: called `map(..).flatten()` on `Iterator`
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--> $DIR/map_flatten_fixable.rs:20:47
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(option_id_closure).flatten().collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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help: try replacing `map` with `filter_map`, and remove the `.flatten()`
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().filter_map(option_id_closure).collect();
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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error: called `map(..).flatten()` on `Iterator`
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--> $DIR/map_flatten_fixable.rs:21:47
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(|x| x.checked_add(1)).flatten().collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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help: try replacing `map` with `filter_map`, and remove the `.flatten()`
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().filter_map(|x| x.checked_add(1)).collect();
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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error: called `map(..).flatten()` on `Iterator`
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--> $DIR/map_flatten_fixable.rs:24:47
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().map(|x| 0..x).flatten().collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^
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help: try replacing `map` with `flat_map`, and remove the `.flatten()`
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LL | let _: Vec<_> = vec![5_i8; 6].into_iter().flat_map(|x| 0..x).collect();
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| ~~~~~~~~~~~~~~~~~~
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error: called `map(..).flatten()` on `Option`
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--> $DIR/map_flatten_fixable.rs:27:40
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LL | let _: Option<_> = (Some(Some(1))).map(|x| x).flatten();
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| ^^^^^^^^^^^^^^^^^^^^
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help: try replacing `map` with `and_then`, and remove the `.flatten()`
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LL | let _: Option<_> = (Some(Some(1))).and_then(|x| x);
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| ~~~~~~~~~~~~~~~
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error: called `map(..).flatten()` on `Result`
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--> $DIR/map_flatten_fixable.rs:30:42
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LL | let _: Result<_, &str> = (Ok(Ok(1))).map(|x| x).flatten();
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| ^^^^^^^^^^^^^^^^^^^^
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help: try replacing `map` with `and_then`, and remove the `.flatten()`
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LL | let _: Result<_, &str> = (Ok(Ok(1))).and_then(|x| x);
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| ~~~~~~~~~~~~~~~
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error: aborting due to 7 previous errors
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