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rust/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.stderr
Barrett Ray c5598d6a9e fix(hir_analysis/wfcheck): don't leak {type error} 
avoid `{type error}` being leaked in user-facing messages,
particularly when using the `adt_const_params` feature
2024-09-29 23:40:43 -05:00

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error[E0403]: the name `N` is already used for a generic parameter in this item's generic parameters
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:18
|
LL | trait Trait<const N: Trait = bar> {
| - first use of `N`
...
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^ already used
error[E0425]: cannot find value `bar` in this scope
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:30
|
LL | trait Trait<const N: Trait = bar> {
| ^^^ not found in this scope
error[E0423]: expected value, found builtin type `u32`
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:29
|
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^ not a value
error[E0425]: cannot find value `bar` in this scope
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:23:9
|
LL | bar
| ^^^ not found in this scope
warning: trait objects without an explicit `dyn` are deprecated
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22
|
LL | trait Trait<const N: Trait = bar> {
| ^^^^^
|
= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
= note: `#[warn(bare_trait_objects)]` on by default
help: if this is a dyn-compatible trait, use `dyn`
|
LL | trait Trait<const N: dyn Trait = bar> {
| +++
error[E0391]: cycle detected when computing type of `Trait::N`
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22
|
LL | trait Trait<const N: Trait = bar> {
| ^^^^^
|
= note: ...which immediately requires computing type of `Trait::N` again
note: cycle used when computing explicit predicates of trait `Trait`
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:1
|
LL | trait Trait<const N: Trait = bar> {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: see https://rustc-dev-guide.rust-lang.org/overview.html#queries and https://rustc-dev-guide.rust-lang.org/query.html for more information
error: defaults for const parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:12
|
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^^^^^^^^^^^^^^^^^^
warning: trait objects without an explicit `dyn` are deprecated
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:21
|
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^^^
|
= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
help: if this is a dyn-compatible trait, use `dyn`
|
LL | fn fnc<const N: dyn Trait = u32>(&self) -> Trait {
| +++
warning: trait objects without an explicit `dyn` are deprecated
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:44
|
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^^^
|
= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
help: if this is a dyn-compatible trait, use `dyn`
|
LL | fn fnc<const N: Trait = u32>(&self) -> dyn Trait {
| +++
warning: trait objects without an explicit `dyn` are deprecated
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22
|
LL | trait Trait<const N: Trait = bar> {
| ^^^^^
|
= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
help: if this is a dyn-compatible trait, use `dyn`
|
LL | trait Trait<const N: dyn Trait = bar> {
| +++
error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22
|
LL | trait Trait<const N: Trait = bar> {
| ^^^^^ `Trait` cannot be made into an object
|
note: for a trait to be "dyn-compatible" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:8
|
LL | trait Trait<const N: Trait = bar> {
| ----- this trait cannot be made into an object...
...
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^ ...because method `fnc` has generic type parameters
= help: consider moving `fnc` to another trait
error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:13
|
LL | trait Trait<const N: Trait = bar> {
| ^^^^^^^^^^^^^^^^^^^^ `Trait` cannot be made into an object
|
note: for a trait to be "dyn-compatible" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:8
|
LL | trait Trait<const N: Trait = bar> {
| ----- this trait cannot be made into an object...
...
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^ ...because method `fnc` has generic type parameters
= help: consider moving `fnc` to another trait
error: associated item referring to unboxed trait object for its own trait
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:44
|
LL | trait Trait<const N: Trait = bar> {
| ----- in this trait
...
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^^^
|
help: you might have meant to use `Self` to refer to the implementing type
|
LL | fn fnc<const N: Trait = u32>(&self) -> Self {
| ~~~~
warning: trait objects without an explicit `dyn` are deprecated
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:21
|
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^^^
|
= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
help: if this is a dyn-compatible trait, use `dyn`
|
LL | fn fnc<const N: dyn Trait = u32>(&self) -> Trait {
| +++
error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:21
|
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^^^ `Trait` cannot be made into an object
|
note: for a trait to be "dyn-compatible" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:8
|
LL | trait Trait<const N: Trait = bar> {
| ----- this trait cannot be made into an object...
...
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^ ...because method `fnc` has generic type parameters
= help: consider moving `fnc` to another trait
error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:13
|
LL | trait Trait<const N: Trait = bar> {
| ^^^^^^^^^^^^^^^^^^^^ `Trait` cannot be made into an object
|
note: for a trait to be "dyn-compatible" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:11:8
|
LL | trait Trait<const N: Trait = bar> {
| ----- this trait cannot be made into an object...
...
LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
| ^^^ ...because method `fnc` has generic type parameters
= help: consider moving `fnc` to another trait
= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
error: aborting due to 11 previous errors; 5 warnings emitted
Some errors have detailed explanations: E0038, E0391, E0403, E0423, E0425.
For more information about an error, try `rustc --explain E0038`.
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