Updates from core

handle non-integer const generic parameters in debuginfo type names
rust-lang/rust/pull/87082

warn about useless assignments of variables/fields to themselves
rust-lang/rust/pull/87129

suggest a path separator if a stray colon is found in a match arm
rust-lang/rust/pull/87101

add diagnostics for mistyped inclusive range
rust-lang/rust/pull/87071

various diagnostics clean ups/tweaks
rust-lang/rust/pull/87225

compute a better lint_node_id during expansion
rust-lang/rust/pull/87146

TAIT: infer all inference variables in opaque type substitutions via InferCx
rust-lang/rust/pull/87200

remove refs from Pat slices
rust-lang/rust/pull/87140

shrink the CrateStore dynamic interface
rust-lang/rust/pull/87117

loop over all opaque types instead of looking at just the first one with the same DefId
rust-lang/rust/pull/87107

cache expansion hash globally
rust-lang/rust/pull/87044

perf: noise and variance
rust-lang/rustc-perf/pull/902

some perf optimizations and logging
rust-lang/rust/pull/87203

update Rust Float-Parsing to use the Eisel-Lemire algorithm
rust-lang/rust/pull/86761

stabilize [T; N]::map(_)
rust-lang/rust/pull/87174

split `MaybeUninit::write' into new feature gate and stabilize it
rust-lang/rust/pull/86344

mark Option::insert as must_use
rust-lang/rust/pull/87196

added Arc::try_pin
rust-lang/rust/pull/85579

hashbrown: replace some custom unsafe code with array::map
rust-lang/hashbrown/pull/281

hashbrown: optimize find
rust-lang/hashbrown/pull/279

cargo: deduplicate compiler diagnostics
rust-lang/cargo/pull/9675

cargo: add d as an alias for doc
rust-lang/cargo/pull/9680

clippy: fix false positives and document branches_sharing_code lint
rust-lang/rust-clippy/pull/7462

clippy: new lint: self_named_constructor
rust-lang/rust-clippy/pull/7403

clippy: add Arc to redundant_allocation
rust-lang/rust-clippy/pull/7308

clippy: fix ICE in is_integer_const
rust-lang/rust-clippy/pull/7473

Updates from Rust Community

Official
Rust 2021 public testing period
blog.rust-lang.org

Project/Tooling Updates
IntelliJ Rust Changelog #151
intellij-rust.github.io

rust-analyzer Changelog #86
rust-analyzer.github.io

Announcing tokio-uring: io-uring support for Tokio
tokio.rs

Franzplot: a teaching software (re)written in Rust
gfx-rs.github.io

wgpu: release of v0.9 and the future
gfx-rs.github.io

Allsorts: Font Shaping Engine 0.6 Release
yeslogic.com

This Week In TensorBase 12
tensorbase.io

cargo-ui: Introducing cargo-ui, a GUI for cargo
sixtyfps.io

Quickwit: A highly cost-efficient search engine in Rust
quickwit.io

Observations/Thoughts
Compiling Rust is NP-hard
niedzejkob.p4.team

How we improved the performance of our Rust app
www.poor.dev

Making Rust Float Parsing Fast: libcore Edition
www.reddit.com

Adventures in Rust and Load Balancers
https://bparli.medium.com/adventures-in-rust-and-load-balancers-73a0bc61a192

Faster (and smaller) uploads in Discourse with Rust, WebAssembly and MozJPEG
blog.discourse.org

Rust Walkthroughs
How to implement worker pools in Rust
kerkour.com

Run rust wasm in electron app
domtac.github.io

Host a Wasm module easily on Raspberry Pi Part 2
blog.knoldus.com

Rust and the JVM
blog.frankel.ch

Smart Pointers in Rust: What, why and how?
dev.to

Lazy async operations in Rust
joshchoo.com

05 - Basic CRUD with rust using tide - front-end with tera
javierviola.com

Rust #5: Naming conventions
dev.to

Leader election in rust the journey towards implementing nun-db leader election
mateusfreira.github.io

Novel way to Develop, Test, and Document C libraries from Rust
wasmer.io

Rust + Tauri + Svelte Tutorial
jbarszczewski.com

Static Integer Types
tratt.net

Serializing data faster
devblog.arcana.rs

[series] Basic CRUD api with Rust and Tide
dev.to

I. Implementing ICMP in Rust
dev.to

II. Implementing ICMP in Rust
dev.to

[series] [video] Explaining rust-analyzer
youtube.com

Miscellaneous
A GPIO driver in Rust
lwn.net

Computer Scientist proves safety claims of the programming language Rust
www.eurekalert.org

JetBrains The State of Developer Ecosystem 2021: Rust
www.reddit.com

Crate of the week: dylint

This week's crate is dylint, a tool for running Rust lints from dynamic libraries.

This week in Rust #401 — 28 jul 2021

https://this-week-in-rust.org/blog/2021/07/28/this-week-in-rust-401/

Updates from core

recognize bounds on impls as const bounds
rust-lang/rust/pull/87273

warn on inert attributes used on bang macro invocation
rust-lang/rust/pull/87296

better diagnostics with mismatched types due to implicit static lifetime
rust-lang/rust/pull/87244

improve SortedMap::get_by_key_enumerated more
rust-lang/rust/pull/86429

VecMap::get_value_matching should return just one element
rust-lang/rust/pull/86410

don't create references to uninitialized data in List::from_arena
rust-lang/rust/pull/87268

miri: better errors for negative out-of-bounds offsets
rust-lang/miri/pull/1853

miri: better ptr-out-of-bounds errors
rust-lang/rust/pull/87224

MIR opt: separate constant predecessors of a switch
rust-lang/rust/pull/85646

stabilize into_parts() and into_error()
rust-lang/rust/pull/87175

stabilize impl From<[(K, V); N]> for HashMap (and friends)
rust-lang/rust/pull/84111

remove Option from BufWriter
rust-lang/rust/pull/87171

implement TrustedLen for Flatten/FlatMap if the U: IntoIterator == [T; N]
rust-lang/rust/pull/87168

add Stdin::lines, Stdin::split forwarder methods
rust-lang/rust/pull/86847

add support for custom allocator in VecDeque
rust-lang/rust/pull/86595

hashbrown: make rehashing and resizing less generic
rust-lang/hashbrown/pull/282

hashbrown: inline small functions
rust-lang/hashbrown/pull/283

clippy: add check if ty has_escaping_bound_vars in zero_sized_map_values lint
rust-lang/rust-clippy/pull/7470

clippy: improve conflicting rlibs error again
rust-lang/rust-clippy/pull/7495

Updates from Rust Community

Official
[Inside] 1.54.0 pre-release testing
blog.rust-lang.org

Project/Tooling Updates
rust-analyzer Changelog #87
rust-analyzer.github.io

CGlue Today And The Road Ahead
blaz.is

Black Hat Rust: July Update
kerkour.com

Updates from the Tinyverse - July 2021
tinyverse.substack.com

Gloo v0.3.0 release
gloo-rs.web.app

This Week In TensorBase 13
tensorbase.io

Observations/Thoughts
Towards Inserting One Billion Rows in SQLite Under A Minute
avi.im

Async and asleep: designing our future embedded applications
tweedegolf.nl

My Rust development workflow (after 2+ years full-time)
kerkour.com

Dealing with Out-of-memory Conditions in Rust
www.crowdstrike.com

Rust for Linux redux
lwn.net

My experience crafting an interpreter with Rust
ceronman.com

Rust: First Thoughts
dev.to

Mutable statics have scary superpowers! Do not use them
blog.kodewerx.org

9 advantages of programming in Rust
tim.mcnamara.nz

[audio] AreWePodcastYet - 07 Georg Semmler on Diesel!
soundcloud.com

Rust Walkthroughs
Awesome Unstable Rust Features
lazy.codes

How I Built a Cross-Platform Desktop Application with Svelte, Redis, and Rust
css-tricks.com

Understanding Rust futures by going way too deep
fasterthanli.me

Understanding Rust's 'serde' using macro expansion
owengage.com

Rust - Writing Parsers With nom Parser Combinator Framework
iximiuz.com

✨🥞 Rust Visualized: The Stack, the Heap, and Pointers
dev.to

First steps with Rust declarative macros!
dev.to

diceroller, a sample Rust project
blog.frankel.ch

Ditching try..catch and null checks with Rust
blog.logrocket.com

Implementing Merge Sort in Rust
dev.to

Emulating abstract base classes in Rust
dev.to

Rust #6: Exploring crates
dev.to

Rust and WebAssembly Serverless Functions in Vercel
thenewstack.io

Raw Pointers in Unsafe Rust are quite powerful
blog.knoldus.com

28 Days of Rust -- Part 1: Ownership and the Borrow Checker
medium.com/comsystoreply

The Rust dbg! macro
edgarluque.com

[video] Building a Web Application with Rust - Part X - VanillaJS FrontEnd
youtu.be

[video] Rust Bevy Tutorial - Enemy Formation & Attack (part 3/3)
youtu.be

[video] How to create an AWS Lambda in rust
www.youtube.com

Miscellaneous
This finally happened: rust made more sense
www.reddit.com

Edward Snowden endorses Rust for more secure computing
www.reddit.com

I bet I can do that in rust!!. Generic types are more powerful than most of us thought
www.reddit.com

Crate of the week: loadstone

This week's crate is loadstone, a bare-metal bootloader for embedded systems.

This week in Rust #402 — 04 aug 2021

https://this-week-in-rust.org/blog/2021/08/04/this-week-in-rust-402/

Updates from core

#[derive(Default)] on enums with a #[default] attribute (RFC #3107)
rust-lang/rust/pull/86735

fix issue with autofix for ambiguous associated function from Rust 2021 prelude when struct is generic
rust-lang/rust/pull/87557

add flag to configure large_assignments lint
rust-lang/rust/pull/86450

make const panic!("..") work in Rust 2021
rust-lang/rust/pull/86998

suggest removing unnecessary &mut as help message
rust-lang/rust/pull/87453

suggest ; on parse error where applicable
rust-lang/rust/pull/87436

fix invalid suggestions for non-ASCII characters in byte constants
rust-lang/rust/pull/87659

tweak opaque type mismatch error
rust-lang/rust/pull/87673

bail on any found recursion when expanding opaque types
rust-lang/rust/pull/87546

polonius: compute subset errors everywhere
rust-lang/polonius/pull/156

MIR borrowck does not generate lifetime variables for 'static lifetimes during opaque type resolution
rust-lang/rust/pull/87483

tweak borrowing suggestion in for loop
rust-lang/rust/pull/87559

remove unsound TrustedRandomAccess implementations
rust-lang/rust/pull/85874

BTree: lazily locate leaves in rangeless iterators
rust-lang/rust/pull/86031

partially stabilize const_slice_first_last
rust-lang/rust/pull/86593

stabilize core::task::ready!
rust-lang/rust/pull/81050

stabilize const_fn_transmute, const_fn_union
rust-lang/rust/pull/85769

implement fold() on array::IntoIter to improve flatten().collect() perf
rust-lang/rust/pull/87431

optimize fmt::PadAdapter::wrap
rust-lang/rust/pull/87052

remove P: Unpin bound on impl Future for Pin
rust-lang/rust/pull/81363

futures: use futuresordered in join_all
rust-lang/futures-rs/pull/2412

clippy: cover Result on map_flatten lint
rust-lang/rust-clippy/pull/7522

clippy: fix while_let_on_iterator
rust-lang/rust-clippy/pull/7520

Updates from Rust Community

Official
Announcing Rust 1.54.0
blog.rust-lang.org

The push for GATs stabilization
blog.rust-lang.org

[Inside] Rust Compile August Steering Cycle
blog.rust-lang.org

Project/Tooling Updates
IntelliJ Rust Changelog #152
intellij-rust.github.io

What's new in IntelliJ Rust
blog.jetbrains.com

rust-analyzer Changelog #88
rust-analyzer.github.io

GCC Rust Monthly Report #8 July 2021
thephilbert.io

rustc_codegen_gcc: Progress Report #2
blog.antoyo.xyz

Rust on Espressif chips
mabez.dev

ConnectorX: accelerate data loading from databases to dataframes
sfu-db/connector-x

This week in SixtyFPS (a Rust GUI toolkit)
sixtyfps.io

This week in Fluvio 1: the programmable streaming platform
www.fluvio.io

This week in Datafuse #1
datafuselabs.github.io

This Week In TensorBase 14
tensorbase.io

Observations/Thoughts
15k inserts/s with Rust and SQLite
kerkour.com

Deep Learning in Rust with GPU using onnxruntime-rs
able.bio

Rewriting my mobile game in Rust targeting WASM
itnext.io

How to write really slow Rust code
renato.athaydes.com

Rust: First Thoughts
dev.to

5 Reasons Why You Should Start Using Rust for Personal Projects
www.bexxmodd.com

A Borrowck Battle to Remember
jstrong.dev

[audio] Open Source Security Episode 282 - The security of Rust: who left all this awesome in here?
opensourcesecurity.io

Rust Walkthroughs
Async Rust From The Ground Up: A Simple Web Server
ibraheem.ca

Implementing Base64 from scratch with Rust
dev.to

Improvements for #[doc] attributes in Rust
blog.guillaume-gomez.fr

How to deploy Rust on Heroku (with Docker)
kerkour.com

Rust #7: Command-Line interfaces
dev.to

Adding our own custom statement to Rust language
dev.to

Core dump for Rust
dev.to

Zero to Production in Rust #9: Naive Newsletter Delivery
www.lpalmieri.com

Interacting with data from FFI in Rust
blog.guillaume-gomez.fr

How I built End-to-End Encrypted Messaging in 51 lines of Rust, using the Ockam crate
ockam-network/ockam/tree/develop/documentation/use-cases/end-to-end-encryption-with-rust#readme

[PT] Resumo: Closure no Rust
dev.to

[ZH] Tokio Internals - 源码解读和设计分析
tony612.github.io

Miscellaneous
Rust is the most loved language, SIX YEARS IN A ROW. StackOverflow Survey 2021 is out!
www.reddit.com

Rust Module of the Week!
www.reddit.com

University of Illinois at Urbana-Champaign Graduate (Ralf Jung) receives ACM Doctoral Dissertation Award
www.acm.org

Implementing a BLT parser by hand in Rust (vs pest and combine): OpenTally dev log
yingtongli.me

Rust on RISC-V BL602: Is It Sunny?
lupyuen.github.io

Rust Design FAQ for C++ Programmers
cppfaq.rs

🦀 Role-Based Access Control (RBAC) Guide in Rust
docs.osohq.com

betterCode Rust Conference announced (October 13)
rust.bettercode.eu/

Crate of the week: sycamore

This week's crate is sycamore, a crate for making web applications using WebAssembly..

This week in Rust #403 — 10 aug 2021

https://this-week-in-rust.org/blog/2021/08/10/this-week-in-rust-403/

Updates from core

fill out remaining parts of C-unwind ABI
rust-lang/rust/pull/86155

CTFE: throw unsupported error when partially overwriting a pointer
rust-lang/rust/pull/87248

proc macro spans: make columns 1 based
rust-lang/rust/pull/87712

improve diagnostics for wrongly ordered keywords in function declaration
rust-lang/rust/pull/87235

replace HirIds with LocalDefIds in AccessLevels tables
rust-lang/rust/pull/87568

add config.toml options for enabling overflow checks in rustc and std
rust-lang/rust/pull/87784

use zeroed allocations in the mir interpreter instead eagerly touching the memory
rust-lang/rust/pull/87777

only compute is_freeze for layout-constrained ADTs
rust-lang/rust/pull/87737

allow generic SIMD array element type
rust-lang/rust/pull/87716

properly find owner of closure in THIR unsafeck
rust-lang/rust/pull/87645

make wrapping_neg() use wrapping_sub(), #[inline(always)]
rust-lang/rust/pull/87150

stabilize Vec<T>::shrink_to
rust-lang/rust/pull/86879

impl Default, Copy, Clone for std::io::Sink and Empty
rust-lang/rust/pull/86744

change environment variable getters to error recoverably
rust-lang/rust/pull/86183

add core::stream::from_iter
rust-lang/rust/pull/81797

futures: implement Default for OptionFuture
rust-lang/futures-rs/pull/2471

clippy: don't emit too_many_lines for closures
rust-lang/rust-clippy/pull/7534

clippy: add xor case to manual swap lint
rust-lang/rust-clippy/pull/7506

Updates from Rust Community

Official
The push for GATs stabilization
blog.rust-lang.org

[Inside] Lang team August update
blog.rust-lang.org

Newsletters
This Month in Rust GameDev #24 - July 2021
gamedev.rs

This Month in Rust OSDev (July 2021)
rust-osdev.com

The Monthly Oxide #5
mgattozzi.substack.com

Rust Module of the Week: std::fs (Part 2): Dirs, Dirs, Dirs
motw.rs

Project/Tooling Updates
Rustdoc will now add Jump to Definition links in source code pages!
www.reddit.com

rust-analyzer Changelog #89
rust-analyzer.github.io

rust-analyzer Financial Report #3
rust-analyzer.github.io

Whats New in IntelliJ Rust for the 2021.2 Release Cycle
blog.jetbrains.com

SixtyFPS weekly report for 8th of August 2021
sixtyfps.io

How do Mina nodes communicate? Implementing bin_prot in Rust
medium.com/chainsafe-systems

Trunk v0.10 – v0.13
trunkrs.dev

Bevy's First Birthday
bevyengine.org

Progress report on rustc_codegen_cranelift (July 2021)
bjorn3.github.io

[upcoming] Volt - A rust-based package manager that's up to 12x faster than Yarn
www.reddit.com

Observations/Thoughts
On Collecting Result Types in Rust
diaries.vercel.app

Rust in Production: Qovery
serokell.io

How to write really slow Rust code - Part 2
renato.athaydes.com

Slitter: a slab allocator that trusts but verifies (in Rust, for C)
engineering.backtrace.io

When Zero Cost Abstractions Aren't Zero Cost
blog.polybdenum.com

Rust Walkthroughs
Rust cli example: Ferris fetches Go gopher postcards
dev.to

A Little Bit About PRNG Stuff
lokathor.github.io

Rust's Vector
blog.frankel.ch

Interacting with data from FFI in Rust
blog.guillaume-gomez.fr

Loading a Rust library as a Lua module in Neovim
blog.kdheepak.com

Adding Rust-Stable libstd Support for Xous
www.crowdsupply.com

Rust BDD tests with Cucumber
dev.to

Rust cli example: Ferris fetches Go gopher postcards
dev.to

So you want to write a GUI framework
www.cmyr.net

Tauri with Standard Svelte or SvelteKit
medium.com/@cazanator

[JP] Rust で Web バックエンド開発をはじめる
developers.cyberagent.co.jp

[video] Explaining Rust Analyzer 08: Mini Rowan, Green and Red Trees
youtu.be

Miscellaneous
SIMD usage in C++, C# and RUST
vksegfault.github.io

RIP 16-bit crate IDs
www.reddit.com

Your favorite Rust CLI utility?
www.reddit.com

Go, Rust "net" library affected by critical IP address validation vulnerability
www.bleepingcomputer.com

Microsoft Rust intro says "Rust is known to leak memory"
www.reddit.com

Crate of the week: ockam

This week's crate is ockam, a crate to implement transport-agnostic end-to-end encryption for the rest of us.

This week in Rust #404 — 18 aug 2021

https://this-week-in-rust.org/blog/2021/08/18/this-week-in-rust-404/

Updates from core

make deleted code in a suggestion clearer
rust-lang/rust/pull/86532

point to where clause for GATs to add bound
rust-lang/rust/pull/87478

use smaller spans when suggesting method call disambiguation
rust-lang/rust/pull/87889

use a more accurate span on assoc types WF checks
rust-lang/rust/pull/87819

constify implementations of (Try)From for int types
rust-lang/rust/pull/86840

add automatic migration for assert!(.., string)
rust-lang/rust/pull/87982

fix closure migration suggestion when the body is a macro
rust-lang/rust/pull/87956

associated functions that contain extern indicator or have #[rustc_std_internal_symbol] are reachable
rust-lang/rust/pull/86492

LLVM codegen: don't emit zero-sized padding for fields
rust-lang/rust/pull/87254

uplift the invalid_atomic_ordering lint from clippy to rustc
rust-lang/rust/pull/84039

run RemoveZsts pass at mir-opt-level=1
rust-lang/rust/pull/83417

implement black_box using intrinsic
rust-lang/rust/pull/87916

specialize Vec::clone_from for Copy types
rust-lang/rust/pull/87913

add support for clobber_abi to asm!
rust-lang/rust/pull/87581

deprecate llvm_asm!
rust-lang/rust/pull/87590

add the Option::unzip() method
rust-lang/rust/pull/87636

test and fix size_hint for slice’s (r)split* iterators
rust-lang/rust/pull/87974

implement Extend<(A, B)> for (Extend<A>, Extend<B>)
rust-lang/rust/pull/85835

cargo: teach cargo to failfast on recursive/corecursive aliases
rust-lang/cargo/pull/9791

cargo: fix value-after-table error with profiles
rust-lang/cargo/pull/9789

cargo: ability to specify the output name for a bin target different from the crate name
rust-lang/cargo/pull/9627

clippy: never_loop: suggest using an if let instead of a for loop
rust-lang/rust-clippy/pull/7541

clippy: properly handle Self type for trivially_copy_pass_by_ref
rust-lang/rust-clippy/pull/7535

clippy: check expr usage for manual_flatten
rust-lang/rust-clippy/pull/7566

clippy: fix manual_map non-compiling suggestions
rust-lang/rust-clippy/pull/7531

clippy: fix false positive on filter_next
rust-lang/rust-clippy/pull/7562

clippy: fix nonstandard_macro_braces false positive
rust-lang/rust-clippy/pull/7478

clippy: use avoid-breaking-exported-api configuration in types module
rust-lang/rust-clippy/pull/7560

clippy: add unwrap_or_else_default lint
rust-lang/rust-clippy/pull/7516

Updates from Rust Community

Project/Tooling Updates
rust-analyzer Changelog #90
rust-analyzer.github.io

IntelliJ Rust Changelog #153
intellij-rust.github.io

Sixtyfps weekly report for 16th of August 2021
sixtyfps.io

Relm4 beta released 🎉
aaronerhardt.github.io

This week in Fluvio #2: the programmable streaming platform
www.fluvio.io

This Week In TensorBase 15
tensorbase.io

This week in Datafuse #2 & This week in Datafuse #3
datafuselabs.github.io

nailing-cargo 1.0.0 - cargo wrapper for privsep, and for unpublished dependencies
diziet.dreamwidth.org/

wgpu: Release of a Pure-Rust v0.10 and a Call For Testing
gfx-rs.github.io

[video] rg3d game engine v0.22 - feature highlights
www.reddit.com

Observations/Thoughts
How to deal with large Cargo workspaces
kerkour.com

Instant word segmentation with Rust
instantdomainsearch.com

How to write fast Rust code
renato.athaydes.com

Rust GUI Infrastructure
www.cmyr.net

Adding middleware support to Rust reqwest
truelayer.com

Understanding #[derive(Clone)] in Rust
stegosaurusdormant.com

Going from Haskell to Rust
www.reddit.com

[video] Async engines in C++20, Rust, & Zig
youtu.be

[video] Flutter/Rust Roundtable
youtu.be

Rust Walkthroughs
An analogy that helped me understand the borrow checker
www.reddit.com

A fast port scanner in 100 lines of Rust
kerkour.com

RPC to call a Runtime API easily in Substrate
blog.knoldus.com

Writing a lambda in Rust using lambda-runtime and aws-sdk-rust
dev.to

Daily Rust: Slice Patterns
adventures.michaelfbryan.com

Learning Rust by building an SSH cli tool
saidvandeklundert.net

Getting started with Rust programming language 🦀 2021: 4. Building a CLI app in Rust
www.youtube.com

Index 1,600,000,000 Keys with Automata and Rust
blog.burntsushi.net

Complex Procedural Rust Macros
www.getsynth.com

A fast port scanner in 100 lines of Rust
kerkour.com

Getting Started with Systems Programming with Rust (Part 1)
dev.to

Deploy a Jamstack site on AWS Lambda with API Gateway in 10 minutes or less
dev.to

Rust Type Conversion (Part 1)
tim.mcnamara.nz

Rust on RISC-V BL602: Simulated with WebAssembly
lupyuen.github.io

Rust Type Lists
tcmal.xyz

Tag input assistant for \<select> elements in Rust/wasm
nessuent.xyz

Exploring serde's data model with a toy deserializer
owengage.com

LLVM internals, part 1: the bitcode format
blog.yossarian.net

LLVM internals, part 2: parsing the bitstream
blog.yossarian.net

Miscellaneous
Rust 2021 close to stabilization, currently testing all public crates (10,000 done so far)
www.reddit.com

Calling WebAssembly from Rust
paulbutler.org

Upcoming error message formatting enhancements in Rust 1.56
www.reddit.com

Transforming streaming data in real-time with WebAssembly
www.infinyon.com

Crate of the week: synth

This week's crate is synth, a declarative test data generator written in Rust.

This week in Rust #405 — 25 aug 2021

https://this-week-in-rust.org/blog/2021/08/25/this-week-in-rust-405/

Updates from core

upgrade to LLVM 13
rust-lang/rust/pull/87570

introduce hir::ExprKind::Let - Take 2
rust-lang/rust/pull/80357

enable compiler consumers to obtain mir::Body with Polonius facts
rust-lang/rust/pull/86977

force warn improvements
rust-lang/rust/pull/88134

account for tabs when highlighting multiline code suggestions
rust-lang/rust/pull/87976

use more accurate spans when proposing adding lifetime to item
rust-lang/rust/pull/87983

add notes to macro-not-found diagnostics to point out how things with the same name were not a match
rust-lang/rust/pull/88232

improve wording of the drop_bounds lint
rust-lang/rust/pull/86747

improve NLL's "higher-ranked subtype error"s
rust-lang/rust/pull/86700

suggest importing the right kind of macro
rust-lang/rust/pull/88229

improve error reporting for closure return type mismatches
rust-lang/rust/pull/87661

canonicalize consts before calling try_unify_abstract_consts query
rust-lang/rust/pull/88166

reenable RemoveZsts
rust-lang/rust/pull/88176

I/O safety (RFC #3128)
rust-lang/rust/pull/87329

stabilize arbitrary_enum_discriminant
rust-lang/rust/pull/86860

constified implementations of Default
rust-lang/rust/pull/86808

optimize unnecessary check in VecDeque::retain
rust-lang/rust/pull/88075

where available use AtomicU{64, 128} instead of mutex for Instant backsliding protection
rust-lang/rust/pull/83093

add fast path for Path::cmp that skips over long shared prefixes
rust-lang/rust/pull/86898

cargo: fix panic with build-std of a proc-macro
rust-lang/cargo/pull/9834

clippy: add new lints negative_feature_names and redundant_feature_names
rust-lang/rust-clippy/pull/7539

clippy: move branches_sharing_code to nursery
rust-lang/rust-clippy/pull/7595

clippy: remove stderr limit
rust-lang/rust-clippy/pull/7593