Libs Meeting 2021-03-24

# Libs Meeting 2021-03-24 ###### tags: `Libs Meetings` `Minutes` **Attendees**: Amanieu, Josh Triplett, bstrie, Mara ## Agenda - Finalize meeting time based on Doodle poll - Decision: keep the previous meeting time, bind it to a time zone that follows DST - [Open action items](https://hackmd.io/ovrbJj6CRduRgSA0Wzg2zg) - Triage - Review all unstable standard library features and decide on a direction. - https://github.com/rust-lang/libs-team/projects/2 - Somewhat outdated and manual - https://github.com/rust-lang/rust/issues?q=is%3Aopen+label%3AC-tracking-issue+label%3AT-libs+sort%3Acreated-asc - Automatically scrape feature names and tracking issue numbers out of the rust-lang/rust source? - Review error handling blog post: https://github.com/rust-lang/blog.rust-lang.org/pull/799 - Anything else? ## Triage ### FCPs 2 open T-libs FCPs: <details><summary><a href="https://github.com/rust-lang/rfcs/issues?q=is%3Aopen+label%3AT-libs+label%3Aproposed-final-comment-period">1 <code>rust-lang/rfcs</code> FCPs</a></summary> - [[merge 2509](https://github.com/rust-lang/rfcs/issues/2509#issuecomment-801294327)] *RFC: Introduce \`concat\_bytes!()\` to join \`\[u8\]\` and byte \`str\` analogous to \`concat!\` for \`str\`* - (2 checkboxes left) </details> <details><summary><a href="https://github.com/rust-lang/rust/issues?q=is%3Aopen+label%3AT-libs+label%3Aproposed-final-comment-period">1 <code>rust-lang/rust</code> FCPs</a></summary> - [[merge 81050](https://github.com/rust-lang/rust/issues/81050#issuecomment-765341798)] *Stabilize core::task::ready!* - (1 checkboxes left) </details> <p></p> [Amanieu (0)](https://rfcbot.rs/fcp/Amanieu), [BurntSushi (0)](https://rfcbot.rs/fcp/BurntSushi), [KodrAus (0)](https://rfcbot.rs/fcp/KodrAus), [dtolnay (0)](https://rfcbot.rs/fcp/dtolnay), [joshtriplett (0)](https://rfcbot.rs/fcp/joshtriplett), [m-ou-se (2)](https://rfcbot.rs/fcp/m-ou-se), [sfackler (1)](https://rfcbot.rs/fcp/sfackler) ### Nominated - [0 `rust-lang/rfcs` items](https://github.com/rust-lang/rfcs/issues?q=is%3Aopen+label%3AT-libs+label%3AI-nominated) - [1 `rust-lang/rust` items](https://github.com/rust-lang/rust/issues?q=is%3Aopen+label%3AT-libs+label%3AI-nominated) - [[83167](https://github.com/rust-lang/rust/issues/83167)] *Use const generics for stdarch intrinsics* ### Waiting on team - [0 `rust-lang/rfcs` items](https://github.com/rust-lang/rfcs/issues?q=is%3Aopen+label%3AT-libs+label%3AS-waiting-on-team) - [2 `rust-lang/rust` items](https://github.com/rust-lang/rust/issues?q=is%3Aopen+label%3AT-libs+label%3AS-waiting-on-team) - [[76901](https://github.com/rust-lang/rust/pull/76901)] *Implement RFC 2500 Needle API (Part 1)* - None of us have a lot of context here. People involved in this RFC have left. - Should we postpone until we have a champion who wants to do design work? - Would this get substantially simpler if it didn't try to support regexes, only string-like things? - [[81989](https://github.com/rust-lang/rust/pull/81989)] *Add doc aliases for python and Java collections* ### Needs decision - [8 `rust-lang/rust` items](https://github.com/rust-lang/rust/issues?q=is%3Aopen+label%3AT-libs+label%3AI-needs-decision) - [[25053](https://github.com/rust-lang/rust/issues/25053)] *UnsafeCell should implement the Copy trait* - [[26951](https://github.com/rust-lang/rust/issues/26951)] *Abort on some large allocation requests, Panic on other* - [[29494](https://github.com/rust-lang/rust/issues/29494)] *Command does not escape arguments as expected on windows* - [[37868](https://github.com/rust-lang/rust/issues/37868)] *std::process::Command's current\_dir behaves differently on Unix and Windows, with respect to relative exe paths* - [[56889](https://github.com/rust-lang/rust/issues/56889)] *Write::write\_all erroring when encountering Ok(0) interacts poorly with the contract of Write::write* - [[59878](https://github.com/rust-lang/rust/issues/59878)] *Box\<\[T\]\> should have an IntoIter implementation.* - [[62726](https://github.com/rust-lang/rust/issues/62726)] *Tracking issue for io\_slice\_advance* - [[82974](https://github.com/rust-lang/rust/pull/82974)] *Improve display of Unix wait statuses, notably giving names for signals* ## Actions - [ ] Reply to all issues/PRs discussed in this meeting, or add them to the [open action items](https://hackmd.io/ovrbJj6CRduRgSA0Wzg2zg).