When encountering sealed traits, point types that implement it #116945

estebank · 2023-10-19T16:35:00Z

error[E0277]: the trait bound `S: d::Hidden` is not satisfied --> $DIR/sealed-trait-local.rs:53:20 | LL | impl c::Sealed for S {} | ^ the trait `d::Hidden` is not implemented for `S` | note: required by a bound in `c::Sealed` --> $DIR/sealed-trait-local.rs:17:23 | LL | pub trait Sealed: self::d::Hidden { | ^^^^^^^^^^^^^^^ required by this bound in `Sealed` = note: `Sealed` is a "sealed trait", because to implement it you also need to implement `c::d::Hidden`, which is not accessible; this is usually done to force you to use one of the provided types that already implement it = help: the following types implement the trait: - c::X - c::Y

The last help is new.

rustbot · 2023-10-19T16:35:08Z

r? @petrochenkov

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compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs

petrochenkov · 2023-10-27T10:36:15Z

r=me with commits squashed.
@rustbot author

``` error[E0277]: the trait bound `S: d::Hidden` is not satisfied --> $DIR/sealed-trait-local.rs:53:20 | LL | impl c::Sealed for S {} | ^ the trait `d::Hidden` is not implemented for `S` | note: required by a bound in `c::Sealed` --> $DIR/sealed-trait-local.rs:17:23 | LL | pub trait Sealed: self::d::Hidden { | ^^^^^^^^^^^^^^^ required by this bound in `Sealed` = note: `Sealed` is a "sealed trait", because to implement it you also need to implement `c::d::Hidden`, which is not accessible; this is usually done to force you to use one of the provided types that already implement it = help: the following types implement the trait: - c::X - c::Y ``` The last `help` is new.

estebank · 2023-10-27T18:19:42Z

@bors r=petrochenkov

bors · 2023-10-27T18:19:43Z

📌 Commit 6dbad23 has been approved by petrochenkov

It is now in the queue for this repository.

…rochenkov When encountering sealed traits, point types that implement it ``` error[E0277]: the trait bound `S: d::Hidden` is not satisfied --> $DIR/sealed-trait-local.rs:53:20 | LL | impl c::Sealed for S {} | ^ the trait `d::Hidden` is not implemented for `S` | note: required by a bound in `c::Sealed` --> $DIR/sealed-trait-local.rs:17:23 | LL | pub trait Sealed: self::d::Hidden { | ^^^^^^^^^^^^^^^ required by this bound in `Sealed` = note: `Sealed` is a "sealed trait", because to implement it you also need to implement `c::d::Hidden`, which is not accessible; this is usually done to force you to use one of the provided types that already implement it = help: the following types implement the trait: - c::X - c::Y ``` The last `help` is new.

…iaskrgr Rollup of 8 pull requests Successful merges: - rust-lang#116534 (Remove -Zdep-tasks.) - rust-lang#116609 (Bump stdarch submodule and remove special handling for LLVM intrinsics that are no longer needed) - rust-lang#116739 (Make `E0277` use short paths) - rust-lang#116945 (When encountering sealed traits, point types that implement it) - rust-lang#117025 (Cleanup and improve `--check-cfg` implementation) - rust-lang#117029 (Add FileCheck annotations to MIR-opt inlining tests ) - rust-lang#117256 (Parse rustc version at compile time) - rust-lang#117277 (fix failure to detect a too-big-type after adding padding) r? `@ghost` `@rustbot` modify labels: rollup

…kingjubilee Rollup of 8 pull requests Successful merges: - rust-lang#116534 (Remove -Zdep-tasks.) - rust-lang#116739 (Make `E0277` use short paths) - rust-lang#116816 (Create `windows/api.rs` for safer FFI) - rust-lang#116945 (When encountering sealed traits, point types that implement it) - rust-lang#117025 (Cleanup and improve `--check-cfg` implementation) - rust-lang#117256 (Parse rustc version at compile time) - rust-lang#117268 (`rustc_interface` cleanups) - rust-lang#117277 (fix failure to detect a too-big-type after adding padding) r? `@ghost` `@rustbot` modify labels: rollup

Rollup merge of rust-lang#116945 - estebank:sealed-trait-impls, r=petrochenkov When encountering sealed traits, point types that implement it ``` error[E0277]: the trait bound `S: d::Hidden` is not satisfied --> $DIR/sealed-trait-local.rs:53:20 | LL | impl c::Sealed for S {} | ^ the trait `d::Hidden` is not implemented for `S` | note: required by a bound in `c::Sealed` --> $DIR/sealed-trait-local.rs:17:23 | LL | pub trait Sealed: self::d::Hidden { | ^^^^^^^^^^^^^^^ required by this bound in `Sealed` = note: `Sealed` is a "sealed trait", because to implement it you also need to implement `c::d::Hidden`, which is not accessible; this is usually done to force you to use one of the provided types that already implement it = help: the following types implement the trait: - c::X - c::Y ``` The last `help` is new.

rustbot assigned petrochenkov Oct 19, 2023

rustbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Oct 19, 2023

petrochenkov reviewed Oct 26, 2023

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petrochenkov added S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Oct 26, 2023

petrochenkov mentioned this pull request Oct 26, 2023

On object safety error, mention new enum as alternative #117132

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estebank added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Oct 26, 2023

petrochenkov removed the S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. label Oct 27, 2023

rustbot added S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Oct 27, 2023

estebank force-pushed the sealed-trait-impls branch from f93aa75 to 6dbad23 Compare October 27, 2023 17:41

bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. labels Oct 27, 2023

matthiaskrgr mentioned this pull request Oct 28, 2023

Rollup of 8 pull requests #117308

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workingjubilee mentioned this pull request Oct 28, 2023

Rollup of 8 pull requests #117309

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bors merged commit 9f631d0 into rust-lang:master Oct 28, 2023

rustbot added this to the 1.75.0 milestone Oct 28, 2023

github-actions bot mentioned this pull request Oct 31, 2023

Automated pull from upstream master ferrocene/ferrocene#74

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When encountering sealed traits, point types that implement it #116945

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When encountering sealed traits, point types that implement it #116945

When encountering sealed traits, point types that implement it #116945

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