Rust周报 403(译)

• this-week-in-rust
• 日期：2021-08-10
• 原文：403 期

你好，欢迎再来一期本周的螃蟹行情！Rust是一种追求三位一体的系统语言：安全性、并发性和速度。这是它的进展和社区的每周总结。有什么要说的吗？推特@ThisWeekInRust或向我们发送请求。 想参与吗？我们热爱贡献.

这本周的螃蟹行情是在在 Github 上公开的。如果你在本周的问题中发现任何错误，请提交 PR。 Rust*公开开发on GitHub.如果您在本周的问题中发现任何错误，please submit a PR.

Updates from Rust Community

Official

• The push for GATs stabilization
• [Inside] lang team august update

Newsletters

• This Month in Rust GameDev #24 - July 2021
• This Month in Rust OSDev (July 2021)
• The Monthly Oxide #5
• Rust Module of the Week: std::fs (Part 2): Dirs, Dirs, Dirs

Project/Tooling Updates

• Rustdoc 会在源码页面，添加 定义链接 !
• rust-analyzer Changelog #89
• rust-analyzer Financial Report #3
• Whats New in IntelliJ Rust for the 2021.2 Release Cycle
• SixtyFPS weekly report for 8th of August 2021
• How do Mina nodes communicate? Implementing bin_prot in Rust
• Trunk v0.10 – v0.13
• Bevy 第一个生日
• Progress report on rustc_codegen_cranelift (July 2021)
• [upcoming] Volt - A rust-based package manager that’s up to 12x faster than Yarn

Observations/Thoughts

• On Collecting Result Types in Rust
• Rust in Production: Qovery
• How to write really slow Rust code - Part 2
• Slitter: a slab allocator that trusts but verifies (in Rust, for C)
• 当 零成本抽象 不再 零成本

Rust Walkthroughs

• Rust cli example: Ferris fetches Go gopher postcards
• A Little Bit About PRNG Stuff
• Rust’s Vector
• Interacting with data from FFI in Rust
• Loading a Rust library as a Lua module in Neovim
• Adding Rust-Stable libstd Support for Xous
• Rust BDD tests with Cucumber
• So you want to write a GUI framework
• Tauri with Standard Svelte or SvelteKit
• [JP] rust で web バックエンド開発をはじめる
• [video] explaining rust analyzer 08: mini rowan, green and red trees

Research

• CVE-2021-29922 – rust standard library “net” – 不合适的 Input Validation of octal literals in rust 1.52.0 std::net ，导致不确定的 SSRF & RFI vulnerabilities.
• 将 Typestates 改装到 Rust

Miscellaneous

• SIMD usage in C++, C# and RUST
• RIP 16-bit crate IDs
• 最爱的 Rust 命令行工具?
• Go, Rust “net” library 受到 critical IP address validation vulnerability 影响
• Microsoft Rust intro says “Rust is known to leak memory”

Crate of the Week

本周的箱子是ockam，为我们其他人，实现"与传输无关"的端到端加密的箱子。

谢谢staticassert的自荐。

Submit your suggestions and votes for next week！

Module of the Week

继续Rust Module of the Week，这周是std::fs Part 2: Dirs, Dirs, Dirs。欢迎投稿和反馈here.

Call for Participation

一直想为开源项目做贡献但不知道从哪里开始？每周我们都会重点介绍来自 Rust 社区的一些任务，供您挑选并开始使用！

• rust-lang/this-week-in-rust - Feature request: Dark theme for the website
• Stranger6667/jsonschema-rs - Implement the uuid format validator
• Stranger6667/jsonschema-rs - Implement the duration format validator
• Stranger6667/jsonschema-rs - Option to turn off processing of the format keyword

其中一些任务，可能还有可用的导师，请访问任务页面了解更多信息。

如果您是 Rust 项目所有者并且正在寻找贡献者，请提交任务here.

Updates from Rust Core

324 个拉取请求是merged in the last week

• fill out remaining parts of C-unwind ABI
• CTFE: throw unsupported error when partially overwriting a pointer
• proc macro spans: make columns 1 based
• improve diagnostics for wrongly ordered keywords in function declaration
• replace HirIds with LocalDefIds in AccessLevels tables
• add config.toml options for enabling overflow checks in rustc and std
• use zeroed allocations in the mir interpreter instead eagerly touching the memory
• only compute is_freeze for layout-constrained ADTs
• allow generic SIMD array element type
• properly find owner of closure in THIR unsafeck
• make wrapping_neg() use wrapping_sub(), #[inline(always)]
• stabilize Vec<T>::shrink_to
• impl Default, Copy, Clone for std::io::Sink and Empty
• change environment variable getters to error recoverably
• add core::stream::from_iter
• futures: implement Default for OptionFuture
• clippy: don’t emit too_many_lines for closures
• clippy: add xor case to manual swap lint

Rust Compiler Performance Triage

表现平静的一周，没有大的变化。退步仅限于几个基准测试。

分流完成 @simulacrum.修订范围：998cfe5..3354a44

2 个退步，0 个改进，0 个混合；其中 1 个在汇总中

Full report here.

Approved RFCs

Rust 的变化遵循 RustRFC (request for comments) process.这些是本周批准实施的 RFC：

• RFC: Overconstraining and omitting unsafe in impls of unsafe trait methods

Final Comment Period

每周the team宣布正在达成决定的 RFC 和关键 PR 的“最终评论期”。现在就发表你的意见。

RFCs

目前没有 RFC 处于最终评论期。

Tracking Issues & PRs

• [disposition: merge] tracking issue for unsafecell::raw_get

New RFCs

• RFC: let-expression

Quote of the Week

We regrettably lack nominations,
so as I can’t choose fresh quotations,
at last nor this time,
I’ll offer this rhyme
to quell all discombombulations.

– 一个非常抱歉的 llogiq（freestyle）

Please submit quotes and vote for next week!

This Week in Rust is edited by: nellshamrell, llogiq, and cdmistman.

Discuss on r/rust