Rust周报 394(译)

• this-week-in-rust
• 日期：2021-06-09
• 原文：394 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。

Updates from Rust Community

Official

• Announcing Rustup 1.24.3

Newsletters

• This Month in Rust OSDev (May 2021)

Project/Tooling Updates

• Filecoin Forest update
• Mina Protocol update
• rust-analyzer Changelog #80
• IntelliJ Rust Changelog #148
• Rust/C++ Interop in the Android Platform
• Rocket v0.5 Release Candidate
• This Week In TensorBase 6
• Dotenv-linter v3.1.0: Overview of key changes
• AWS SDK Rust: 9 New Services Added

Observations/Thoughts

• Untapped potential in Rust’s type system
• Idiomatic Rust? Implementing binary search (part 2)
• Designing Rust bindings for REST APIs
• Rust zero-cost abstractions in action
• Translating Quake 3 into Rust
• First impressions of Rust programming on Solana
• Optimizing Pairing-Based Cryptography: Montgomery Arithmetic(蒙哥马利算法) in Rust
• My second cup of Rust
• A Goose In The Clouds: Load Testing At Scale
• Walking through “The Java Tutorials” with Rust
• Behavior inheritance in Rust
• [audio] building with rust: ralf jung on ghostcell and working as a pl researcher

Rust Walkthroughs

• Rust Derive Macro 指南
• Calibration From Scratch Using Rust: Part 1 of 3
• Calibration From Scratch Using Rust: Part 2 of 3
• Calibration From Scratch Using Rust: Part 3 of 3
• Rust from a JavaScript perspective
• !#[no_std] with WASI is more complicated than I thought it would be
• Rust - 是什么点醒了 我 (Ownership and memory models)
• Creating an NPM package written in Rust
• Rise and Shine: Putting the nRF52840 to sleep, and waking it back up
• Iterator producing iterator in Rust is really helpful.
• Speed up your Rust CI with cache image and Buildkit
• [ZH] [series] Build front-end web apps with Yew and WebAssembly in Rust -part 1: crates (Rust 和 Wasm 的融合，使用 yew 构建 WebAssembly 标准的 web 前端（1）- 起步及 crate 选择)
• [ZH] [series] Build front-end web apps with Yew and WebAssembly in Rust -part 2: Components & Routers (Rust 和 Wasm 的融合，使用 yew 构建 WebAssembly 标准的 web 前端（2）- 组件和路由)
• [video]rust beginners 5 - tuples

Research

• [collection] 自动化工具： rust verification tools (2021)

Miscellaneous

• QUIC Version 1 is live on Cloudflare
• What are the most “professional” crates?
• What’s your favourite under-rated Rust crate and why?
• It’s not much, but I graduated from middle-school today with Rust as my language of choice
• From Julia to Rust
• fastText 和 Rust，用于即时翻译

Crate of the Week

本周的箱子是cargo-sort, 一个 cargo 子命令，排序你的Cargo.toml的依赖项和工作区成员。

谢谢jplatte为提名

Submit your suggestions and votes for next week！

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！

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.

• Ruma has several “help wanted” issues
• Cargo has several “help wanted” issues

Updates from Rust Core

267 个拉取请求是merged in the last week

• BPF target support
• support for force-warns
• improve debugging experience for enums on windows-msvc
• parser: ensure that all nonterminals have tokens after parsing
• don’t suggest unsized indirection in where-clauses
• rustc: allow safe #[target_feature] on wasm
• always go through the expn_that_defined query
• perf: miscellaneous inlining improvements
• perf: only compute the trait map once
• stabilize vecdeque_binary_search
• update standard library for IntoIterator implementation of arrays
• clippy: don’t warn about cfg!(..) as a constant in assertions
• clippy: fix needless_collect with binding shadowing
• clippy: add lint manual_str_repeat

Rust Compiler Performance Triage

一些很好的改进，和一些退步。没有大的变化。

分流完成 @simulacrum.修订范围：1160cf..a50d721

3 个退步，3 个改进，1 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：

本周没有提出新的 RFC。

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

• [disposition: close] Add the boxed!() macro to “de-magic” box syntax
• [disposition: merge] RFC: Supertrait item shadowing
• [disposition: merge] Type-changing struct update syntax

Tracking Issues & PRs

• [disposition: merge] Stabilize span_open() and span_close().
• [disposition: merge] Stabilize ops::ControlFlow (just the type)
• [disposition: merge] Re-add support for parsing (and pretty-printing) inner-attributes in match body
• [disposition: merge] Ignore derived Clone and Debug implementations during dead code analysis
• [disposition: merge] Tracking Issue for const core::str::from_utf8_unchecked

New RFCs

• RFC: let-else statements

Quote of the Week

软件工程中的权衡，随着时间的推移而改变，理想的解决方案也是如此。大约 40 年前，当第一个 C 标准被写下来的时候，人们的能力不亚于今天那些研究 Rust 的人，语言的设计和没有定义的行为列表，在当时的背景下可能比现在更有意义。在未来的几年里，Rust 做出的选择也许不如今时今日这样有意义，也说不定。

– Simonas on rust-internals

Thanks to Kill The Mule for the suggestion!

Please submit quotes and vote for next week!

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

Discuss on r/rust