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|
error[E0277]: `T` is not a tuple
--> $DIR/builtin-fail.rs:8:23
|
LL | assert_is_tuple::<T>();
| ^ the trait `Tuple` is not implemented for `T`
|
note: required by a bound in `assert_is_tuple`
--> $DIR/builtin-fail.rs:3:23
|
LL | fn assert_is_tuple<T: std::marker::Tuple + ?Sized>() {}
| ^^^^^^^^^^^^^^^^^^ required by this bound in `assert_is_tuple`
help: consider restricting type parameter `T` with unstable trait `Tuple`
|
LL | fn from_param_env<T: std::marker::Tuple>() {
| ++++++++++++++++++++
error[E0277]: `i32` is not a tuple
--> $DIR/builtin-fail.rs:13:23
|
LL | assert_is_tuple::<i32>();
| ^^^ the trait `Tuple` is not implemented for `i32`
|
note: required by a bound in `assert_is_tuple`
--> $DIR/builtin-fail.rs:3:23
|
LL | fn assert_is_tuple<T: std::marker::Tuple + ?Sized>() {}
| ^^^^^^^^^^^^^^^^^^ required by this bound in `assert_is_tuple`
error[E0277]: `i32` is not a tuple
--> $DIR/builtin-fail.rs:15:24
|
LL | assert_is_tuple::<(i32)>();
| ^^^ the trait `Tuple` is not implemented for `i32`
|
note: required by a bound in `assert_is_tuple`
--> $DIR/builtin-fail.rs:3:23
|
LL | fn assert_is_tuple<T: std::marker::Tuple + ?Sized>() {}
| ^^^^^^^^^^^^^^^^^^ required by this bound in `assert_is_tuple`
error[E0277]: `TupleStruct` is not a tuple
--> $DIR/builtin-fail.rs:17:23
|
LL | assert_is_tuple::<TupleStruct>();
| ^^^^^^^^^^^ the trait `Tuple` is not implemented for `TupleStruct`
|
note: required by a bound in `assert_is_tuple`
--> $DIR/builtin-fail.rs:3:23
|
LL | fn assert_is_tuple<T: std::marker::Tuple + ?Sized>() {}
| ^^^^^^^^^^^^^^^^^^ required by this bound in `assert_is_tuple`
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0277`.
|
