rust-clippy/tests/ui/option_option.stderr
2018-12-10 08:22:07 +01:00

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error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:10:13
|
10 | fn input(_: Option<Option<u8>>) {}
| ^^^^^^^^^^^^^^^^^^
|
= note: `-D clippy::option-option` implied by `-D warnings`
error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:12:16
|
12 | fn output() -> Option<Option<u8>> {
| ^^^^^^^^^^^^^^^^^^
error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:16:27
|
16 | fn output_nested() -> Vec<Option<Option<u8>>> {
| ^^^^^^^^^^^^^^^^^^
error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:21:30
|
21 | fn output_nested_nested() -> Option<Option<Option<u8>>> {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:26:8
|
26 | x: Option<Option<u8>>,
| ^^^^^^^^^^^^^^^^^^
error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:30:23
|
30 | fn struct_fn() -> Option<Option<u8>> {
| ^^^^^^^^^^^^^^^^^^
error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:36:22
|
36 | fn trait_fn() -> Option<Option<u8>>;
| ^^^^^^^^^^^^^^^^^^
error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:40:11
|
40 | Tuple(Option<Option<u8>>),
| ^^^^^^^^^^^^^^^^^^
error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
--> $DIR/option_option.rs:41:17
|
41 | Struct { x: Option<Option<u8>> },
| ^^^^^^^^^^^^^^^^^^
error: aborting due to 9 previous errors