mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-18 18:58:45 +00:00
68 lines
2.6 KiB
Text
68 lines
2.6 KiB
Text
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:4:13
|
|
|
|
|
LL | fn input(_: Option<Option<u8>>) {}
|
|
| ^^^^^^^^^^^^^^^^^^
|
|
|
|
|
note: the lint level is defined here
|
|
--> $DIR/option_option.rs:1:9
|
|
|
|
|
LL | #![deny(clippy::option_option)]
|
|
| ^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
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:6:16
|
|
|
|
|
LL | 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:10:27
|
|
|
|
|
LL | 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:15:30
|
|
|
|
|
LL | 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:20:8
|
|
|
|
|
LL | 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:24:23
|
|
|
|
|
LL | 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:30:22
|
|
|
|
|
LL | 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:34:11
|
|
|
|
|
LL | 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:35:17
|
|
|
|
|
LL | Struct { 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:76:14
|
|
|
|
|
LL | foo: Option<Option<Cow<'a, str>>>,
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: aborting due to 10 previous errors
|
|
|