Crate of the week: include_flate

This week's crate is include_flate, a variant of include_bytes!/include_str with compile-time DEFLATE compression and runtime lazy decompression.

This week in Rust #302 — 03 sep 2019

https://this-week-in-rust.org/blog/2019/09/03/this-week-in-rust-302/

Updates from core

rustc: Handle modules in "fat" LTO more robustly
rust-lang/rust/pull/63956

Add default serialization for Idents
rust-lang/rust/pull/63853

Correctly suggest adding bounds to impl Trait argument
rust-lang/rust/pull/63811

Strip code to the left and right in diagnostics for long lines
rust-lang/rust/pull/63402

Do not complain about unused code when used in impl Self type
rust-lang/rust/pull/63317

Simplify eager normalization of constants
rust-lang/rust/pull/63820

miri: Stacked Borrows: Don't read from memory during retagging
rust-lang/miri/pull/931

miri: detect too large dynamically sized objects
rust-lang/rust/pull/64014

Small improvement for Ord implementation of integers
rust-lang/rust/pull/63992

Improve Rustdoc's handling of procedural macros
rust-lang/rust/pull/62855

crates.io: Show right-hand column for yanked versions to crate owners
rust-lang/crates.io/pull/1759

News

Introduction to Rust web applications.
erwabook.com

This month in Rust GameDev #1 - August 2019.
rust-gamedev.github.io

HHVM is rewriting some of its OCaml code to Rust.
hhvm.com

Announcing cargo-udeps.
https://gist.github.com/est31/3d9e880be746c3a443c699d9ff1888d2

Announcing structopt 0.3.
www.reddit.com

Semantic validation in Rust.
slowtec.de

Low power NB-IoT on STM32 Blue Pill with Apache Mynewt and embedded Rust.
medium.com/@ly.lee

Crate of the week: cargo-udeps

This week's crate is cargo-udeps, a cargo subcommand to find unused dependencies.

This week in Rust #303 — 10 sep 2019

https://this-week-in-rust.org/blog/2019/09/10/this-week-in-rust-303/

Updates from core

Support both static and dynamic linking mode in testing for vxWorks
rust-lang/rust/pull/63789

Point at variant on pattern field count mismatch
rust-lang/rust/pull/64161

Use hygiene for AST passes
rust-lang/rust/pull/63919

Account for doc comments coming from proc macros without spans
rust-lang/rust/pull/63930

Reduce span to function name in unreachable calls
rust-lang/rust/pull/64229

Move path parsing earlier
rust-lang/rust/pull/64120

or-patterns: Uniformly use PatKind::Or in AST & Fix/Cleanup resolve
rust-lang/rust/pull/64111

Allow checking of run-pass execution output in compiletest
rust-lang/rust/pull/63825

Rust 2018: NLL migrate mode => hard error
rust-lang/rust/pull/63565

Extend Polonius fact generation for (some) move tracking
rust-lang/rust/pull/62800

polonius: Finalise initialisation calculations
rust-lang/polonius/pull/110

libc: Remove WASI Core API
rust-lang/libc/pull/1461

Use wasi crate for Core API
rust-lang/rust/pull/63676

Use unicode-xid crate instead of libcore
rust-lang/rust/pull/62848

Add Result::cloned{,_err} and Result::copied{,_err}
rust-lang/rust/pull/63166

Stabilize bind_by_move_pattern_guards in Rust 1.39.0
rust-lang/rust/pull/63118

Stabilize checked_duration_since for 1.38.0
rust-lang/rust/pull/62860

Stabilize pin_into_inner in 1.39.0
rust-lang/rust/pull/63985

Rev::rposition counts from the wrong end
rust-lang/rust/pull/63549

Override StepBy::{try_fold, try_rfold}
rust-lang/rust/pull/64121

Add Iterator comparison methods that take a comparison function
rust-lang/rust/pull/62205

Add methods for converting bool to Option<T>
rust-lang/rust/pull/64255

cargo: Rename --all to --workspace
rust-lang/cargo/pull/7241

News

How Rust optimizes async/await II: program analysis.
tmandry.gitlab.io

Rust on the ESP32.
mabez.dev

Linux.Fe2O3: a Rust virus.
www.guitmz.com

Improvement to the compile time of a crate.
antoyo.ml

hyper 0.13 alpha supports async/await.
seanmonstar.com

Writing an OS in Rust: updates in August 2019.
os.phil-opp.com

Rust in large organizations - meeting notes.
users.rust-lang.org

Futures concurrency.
blog.yoshuawuyts.com

Crate of the week: viu

This week's crate is viu, a terminal image viewer.

This week in Rust #304 — 17 sep 2019

https://this-week-in-rust.org/blog/2019/09/17/this-week-in-rust-304/

Updates from core

rustc: Allow the cdylib crate type with wasm32-wasi
rust-lang/rust/pull/64188

Hide diagnostics emitted during --cfg parsing
rust-lang/rust/pull/64467

Improve hygiene of alloc::format!
rust-lang/rust/pull/64060

Cleanup handling of hygiene for built-in macros
rust-lang/rust/pull/64469

resolve: Tweak some "cannot find" wording for macros
rust-lang/rust/pull/64483

Provide a span if main function is not present in crate
rust-lang/rust/pull/64290

def_collector: Do not ICE on attributes on unnamed fields
rust-lang/rust/pull/64457

Permit impls referencing errors to overlap
rust-lang/rust/pull/64474

lowering: Extend temporary lifetimes around await
rust-lang/rust/pull/64292

Shrink ObligationCauseCode
rust-lang/rust/pull/64302

check_match: Refactor + improve non-exhaustive diagnostics for default binding modes
rust-lang/rust/pull/64271

fn ptr is structural match
rust-lang/rust/pull/64431

rustc_mir: Buffer -Zdump-mir output instead of pestering the kernel constantly
rust-lang/rust/pull/64344

std: Add a backtrace module
rust-lang/rust/pull/64154

Stabilize Vec::new and String::new as const fns
rust-lang/rust/pull/64028

Stabilise weak_ptr_eq
rust-lang/rust/pull/61797

Make abs, wrapping_abs, overflowing_abs const functions
rust-lang/rust/pull/63786

Use try_fold instead of manually carrying an accumulator
rust-lang/rust/pull/64473

Improve BTreeSet::Intersection::size_hint
rust-lang/rust/pull/64383

cargo: Don't build libstd as a dylib
rust-lang/cargo/pull/7353

rustup: Update to most recent viable nightly
rust-lang/rustup.rs/pull/1997

News

Upcoming docs.rs changes.
blog.rust-lang.org

GitHub Actions for Rust.
svartalf.info

Rustconf 2019 videos.
www.youtube.com

Improved C variadics in Rust and C2Rust.
immunant.com

Oreboot: Coreboot minus C, a talk by Google.
osfc.io

Announcing awesome-rust-mentors.
rustbeginners.github.io

Adventures in motion control.
adventures.michaelfbryan.com

Crate of the week: texture-synthesis

This week's crate is texture-synthesis, a program to generate textures by choosing examples.

This week in Rust #305 — 24 sep 2019

https://this-week-in-rust.org/blog/2019/09/24/this-week-in-rust-305/

Updates from core

Infer consts more consistently
rust-lang/rust/pull/64679

Parse assoc type bounds in generic params and provide custom diagnostic
rust-lang/rust/pull/64676

Update to LLVM 9.0.0
rust-lang/rust/pull/64634

rustbuild: Copy crate doc files fewer times
rust-lang/rust/pull/64613

Point at original span when emitting unreachable lint
rust-lang/rust/pull/64592

record fewer adjustment types in generator witnesses, avoid spurious drops in MIR construction
rust-lang/rust/pull/64584

More ObligationForest improvements
rust-lang/rust/pull/64545

Replace state_for_location with DataflowResultsCursor
rust-lang/rust/pull/64532

Load proc macro metadata in the correct order
rust-lang/rust/pull/64528

Various ObligationForest improvements
rust-lang/rust/pull/64500

Shrink SubregionOrigin
rust-lang/rust/pull/64394

save-analysis: Nest typeck tables when processing functions/methods
rust-lang/rust/pull/64250

Add cmp::{min_by, min_by_key, max_by, max_by_key}
rust-lang/rust/pull/64047

Stabilize param_attrs in Rust 1.39.0
rust-lang/rust/pull/64010

Make sure interned constants are immutable
rust-lang/rust/pull/63955

Added ability to crosscompile doctests
rust-lang/cargo/pull/6892

Add std_detect::detect::features() API that returns iterator of target-features and reject unstable features in feature-detection macros
rust-lang/stdarch/pull/739

News

LLVM: closing the gap - cross-language LTO between Rust and C/C++.
blog.llvm.org

Weld: accelerating numpy, scikit and pandas as much as 100x with Rust and LLVM.
notamonadtutorial.com

Declarative memory management.
amos.me

Generic newtypes: A way to work around the orphan rule.
blog.eizinger.io

Async builders.
blog.yoshuawuyts.com

Adventures in motion control: top-level infrastructure.
adventures.michaelfbryan.com

Build an NB-IoT GPS Tracker on STM32 L476 with Apache Mynewt and Embedded Rust.
medium.com/@ly.lee

Navigating the Rust OSS community.
yaah.dev

Crate of the week: runtime

This week's crate is runtime, an experimental hot-reloading oriented runtime in Rust.

This week in Rust #306 — 01 oct 2019

https://this-week-in-rust.org/blog/2019/10/01/this-week-in-rust-306/

Updates from core

Rest In Peace, AST borrowck (2012-2019)
rust-lang/rust/pull/64790

Fix double panic when printing query stack during an ICE
rust-lang/rust/pull/64799

or-patterns: Push PatKind/PatternKind::Or at top level to HIR & HAIR
rust-lang/rust/pull/64508

Fix format macro expansions spans to be macro-generated
rust-lang/rust/pull/64793

Remove blanket silencing of "type annotation needed" errors
rust-lang/rust/pull/64746

Include message on tests that should panic but do not
rust-lang/rust/pull/64745

Point at definition when misusing ADT
rust-lang/rust/pull/64691

Account for tail expressions when pointing at return type
rust-lang/rust/pull/64802

On obligation errors point at the unfulfilled binding when possible
rust-lang/rust/pull/64151

Fix coherence checking for impl trait in type aliases
rust-lang/rust/pull/63934

Propagate types.err in locals further to avoid spurious knock-down errors
rust-lang/rust/pull/64674

check_match: Improve diagnostics for let A = 2; with const A: i32 = 3
rust-lang/rust/pull/64859

Point at enclosing match when expecting () in arm
rust-lang/rust/pull/64825

Add a cycle detector for generic Graphs and mir::Bodys
rust-lang/rust/pull/64622

Add const-eval support for SIMD types, insert, and extract
rust-lang/rust/pull/64738

Implement dataflow-based const validation
rust-lang/rust/pull/64470

Optimize try_eval_bits to avoid layout queries
rust-lang/rust/pull/64673

Even more ObligationForest improvements
rust-lang/rust/pull/64627

A more explanatory thread local storage panic message
rust-lang/rust/pull/64481

Stabilize str::len, [T]::len and str::as_bytes as const fn
rust-lang/rust/pull/63770

Reserve impl<T> From<!> for T
rust-lang/rust/pull/62661

Remove manual unrolling from slice::Iter(Mut)::try_fold
rust-lang/rust/pull/64600

compiler-builtins: Implement bcmp
rust-lang/compiler-builtins/pull/315

cargo: Improve test output with --quiet
rust-lang/cargo/pull/7446

News

🎈🎉 Announcing Rust 1.38.0. 🎉🎈
blog.rust-lang.org

Security advisory for Cargo.
blog.rust-lang.org

Async-await hits beta.
blog.rust-lang.org

Accurate mental model for Rust's reference types.
docs.rs

Fighting the Async fragmentation.
vorner.github.io

Making a RISC-V Operating System using Rust.
web.eecs.utk.edu

Plugins in Rust.
adventures.michaelfbryan.com

Building the Azure IoT Edge Security Daemon in Rust.
msrc-blog.microsoft.com

Adventures in motion control: FPS counter.
adventures.michaelfbryan.com

Causal profiling Rust code.
llogiq.github.io

gfx-rs 2019 update.
gfx-rs.github.io

Announcing Drone OS - an embedded operating system for writing real-time applications in Rust.
www.reddit.com

Crate of the week: pin-project

This week's crate is pin-project, a proc-macro-derive for ergonomic and safe Pin projections.