blob: 7d81de4385469feeac1377a0517e1b600395ad4e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
error[E0277]: `main` has invalid return type `f32`
--> $DIR/termination-trait-test-wrong-type.rs:6:1
|
LL | #[test]
| ------- in this procedural macro expansion
LL | / fn can_parse_zero_as_f32() -> Result<f32, ParseFloatError> {
LL | | "0".parse()
LL | | }
| |_^ `main` can only return types that implement `Termination`
|
= help: the trait `Termination` is not implemented for `f32`
= note: required for `Result<f32, ParseFloatError>` to implement `Termination`
note: required by a bound in `assert_test_result`
--> $SRC_DIR/test/src/lib.rs:LL:COL
|
LL | pub fn assert_test_result<T: Termination>(result: T) {
| ^^^^^^^^^^^ required by this bound in `assert_test_result`
= note: this error originates in the attribute macro `test` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to previous error
For more information about this error, try `rustc --explain E0277`.
|