error: this returns a `Result<_, ()>` --> $DIR/result_unit_error.rs:3:1 | LL | pub fn returns_unit_error() -> Result { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: use a custom `Error` type instead = note: `-D clippy::result-unit-err` implied by `-D warnings` error: this returns a `Result<_, ()>` --> $DIR/result_unit_error.rs:12:5 | LL | fn get_that_error(&self) -> Result; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: use a custom `Error` type instead error: this returns a `Result<_, ()>` --> $DIR/result_unit_error.rs:14:5 | LL | fn get_this_one_too(&self) -> Result { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: use a custom `Error` type instead error: this returns a `Result<_, ()>` --> $DIR/result_unit_error.rs:32:5 | LL | pub fn unit_error(&self) -> Result { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: use a custom `Error` type instead error: this returns a `Result<_, ()>` --> $DIR/result_unit_error.rs:41:5 | LL | pub fn should_lint() -> ResInv<(), usize> { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: use a custom `Error` type instead error: aborting due to 5 previous errors