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error: expected identifier, found reserved identifier `_`
--> $DIR/overlapping-errors-span-issue-123861.rs:1:17
|
LL | fn mainIterator<_ = _> {}
| ^ expected identifier, found reserved identifier
error: missing parameters for function definition
--> $DIR/overlapping-errors-span-issue-123861.rs:1:23
|
LL | fn mainIterator<_ = _> {}
| ^
|
help: add a parameter list
|
LL | fn mainIterator<_ = _>() {}
| ++
error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
--> $DIR/overlapping-errors-span-issue-123861.rs:1:17
|
LL | fn mainIterator<_ = _> {}
| ^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
= note: `#[deny(invalid_type_param_default)]` on by default
error[E0121]: the placeholder `_` is not allowed within types on item signatures for functions
--> $DIR/overlapping-errors-span-issue-123861.rs:1:21
|
LL | fn mainIterator<_ = _> {}
| ^ not allowed in type signatures
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0121`.
Future incompatibility report: Future breakage diagnostic:
error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
--> $DIR/overlapping-errors-span-issue-123861.rs:1:17
|
LL | fn mainIterator<_ = _> {}
| ^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
= note: `#[deny(invalid_type_param_default)]` on by default
|
