Project Group Error Handling Meeting 2021-08-30

tags: `Error Handling` `Minutes`

Attendees: Jane, Charles, Sean

Agenda Items

Open action items
- Sean
  - Steady progress being made on trial-and-error polishing, waiting for review from Jane
- Charles
  - Finished setting up the diagram for the error handling book
  - The diagram itself is not fully complete but the skeleton is in place and it's integrated with our github actions so that changes to it will be checked automatically
- Jane
  - Reviewed Nick Cameron's provide_any PR and Jakub's core::Backtrace PR
  - Want to focus on getting these two PRs merged and time the coherence PR to land not long after them
Triage
Individual Status Updates

Triage

Nominated

None

PG Error Handling

5 rust-lang/rust PG-error-handling items
- [53487] Tracking issue for RFC 2504, "Fix the Error trait"
  - waiting for backtrace RFC to resolve API decisions
  - [72981] Stabilize the backtrace feature.
- [58520] Tracking issue for error source iterators
  - unassigned
- [65280] Formatting of std::backtrace::Backtrace
  - unassigned: needs to be cleaned up and split into subissues
- [77474] Add #[track_caller] support to `?`
  - unassigned

Area Error Handling

15 rust-lang/rust A-error-handling items
- [54889] Implement Try for ExitStatus
  - ijackson is iterating on ExitStatus api changes, should probably wait for those to settle before adding the Try impl which will be immediately stable but we're fairly confident we want.
- [60784] Tracking issue for stabilizing `Error::type_id`
- [66745] Tracking issue for PanicInfo::message
- [80190] API: Add `err_or` and `err_or_else` to `Option`
- [84908] Tracking Issue for ExitStatusError
- [86826] [draft] Store the path in io::Error without extra allocations.
- [87869] Make io::Error use 64 bits on targets with 64 bit pointers.

PG Error Handling

None

Actions

Reply to all issues/PRs discussed in this meeting, or add them to the open action items.

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