December 23, 2021

What's New in Rust 1.56 and 1.57

1 hour 27 minutes

Jon and Ben discuss the highlights of the 1.56 and 1.57 releases of Rust.

Contributing to Rustacean Station

Rustacean Station is a community project; get in touch with us if you’d like to suggest an idea for an episode or offer your services as a host or audio editor!

Twitter: @rustaceanfm

Discord: Rustacean Station

Github: @rustacean-station

Email: [email protected]

Timestamps & referenced resources

[@01:14] - Rust 2021 edition

[@01:16] - What is an edition?

[@05:03] - Disjoint captures in closures

Niko’s “view types” proposal

[@09:00] - IntoIterator for arrays

[@11:12] - Or patterns in macro_rules

[@13:31] - New default Cargo feature resolver

Details on the new resolver

[@15:16] - Additions to the prelude

std::prelude

FromIterator

[@19:38] - Panic macro consistency and new reserved syntax

[@20:33] - Implicit formatting captures (more on Reddit)

[@25:00] - Reserved syntax for “f-strings”

[@27:54] - Why panic! had to change

[@28:55] - Other uses for reserved syntax

[@30:15] - Warnings promoted to errors

Future incompatibility warnings

[@35:23] - cargo fix

[@36:20] - Rust 1.56

[@36:30] - Cargo.toml rust-version

Cargo book entry

[@42:54] - New bindings in binding @ pattern

[@44:27] - Stabilized APIs

[@49:27] - Changelog deep-dive

[@49:27] - impl From<[(K, V), N]> for collections

RFC for adding collection literal macros

[@53:07] - Remove P: Unpin bound on impl Future for Pin

[@55:16] - Instant backsliding protection optimization

May end up being removed!

[@58:01] - LLVM 13 upgrade

LLVM’s new pass manager

[@59:23] - Have Cargo set environment variables

[@1:00:17] - Rust 1.56.1

Security advisory

The “Trojan Source” vulnerability

Rust RFC on non-ASCII identifiers

[@1:04:52] - Rust 1.57

[@1:05:20] - Panic in const contexts

[@1:07:20] - Custom Cargo profiles

Cargo book on profiles

[@1:08:45] - Fallible allocation

Fallible collection allocation RFC

Linux Torvals on handling allocation failures

Rust features still needed by the Linux kernel

[@1:12:33] - Stabilized APIs

[@1:16:45] - Changelog deep-dive

[@1:16:50] - Vec::leak no longer allocates

[@1:18:03] - Nintendo 3DS added as Tier 3 platform

[@1:19:03] - Cargo no longer passes through RUSTFLAGS

Environment variables set by Cargo

[@1:20:13] - Lots more #[must_use] in std

[@1:22:00] - File::read_to_* optimized

[@1:23:24] - Curly braces macros accept following . and ?

[@1:25:22] - Banter – Rust all the way down.

Credits

Intro Theme: Aerocity

Audio Editing: Aerocity

Hosting Infrastructure: Jon Gjengset

Show Notes: Jon Gjengset

Hosts: Jon Gjengset and Ben Striegel

Transcript: Eric Seppanen

...more

View all episodes

By Rustacean Station

4.9

6262 ratings

December 23, 2021

What's New in Rust 1.56 and 1.57

1 hour 27 minutes

Jon and Ben discuss the highlights of the 1.56 and 1.57 releases of Rust.

Contributing to Rustacean Station

Rustacean Station is a community project; get in touch with us if you’d like to suggest an idea for an episode or offer your services as a host or audio editor!

Twitter: @rustaceanfm

Discord: Rustacean Station

Github: @rustacean-station

Email: [email protected]

Timestamps & referenced resources

[@01:14] - Rust 2021 edition

[@01:16] - What is an edition?

[@05:03] - Disjoint captures in closures

Niko’s “view types” proposal

[@09:00] - IntoIterator for arrays

[@11:12] - Or patterns in macro_rules

[@13:31] - New default Cargo feature resolver

Details on the new resolver

[@15:16] - Additions to the prelude

std::prelude

FromIterator

[@19:38] - Panic macro consistency and new reserved syntax

[@20:33] - Implicit formatting captures (more on Reddit)

[@25:00] - Reserved syntax for “f-strings”

[@27:54] - Why panic! had to change

[@28:55] - Other uses for reserved syntax

[@30:15] - Warnings promoted to errors

Future incompatibility warnings

[@35:23] - cargo fix

[@36:20] - Rust 1.56

[@36:30] - Cargo.toml rust-version

Cargo book entry

[@42:54] - New bindings in binding @ pattern

[@44:27] - Stabilized APIs

[@49:27] - Changelog deep-dive

[@49:27] - impl From<[(K, V), N]> for collections

RFC for adding collection literal macros

[@53:07] - Remove P: Unpin bound on impl Future for Pin

[@55:16] - Instant backsliding protection optimization

May end up being removed!

[@58:01] - LLVM 13 upgrade

LLVM’s new pass manager

[@59:23] - Have Cargo set environment variables

[@1:00:17] - Rust 1.56.1

Security advisory

The “Trojan Source” vulnerability

Rust RFC on non-ASCII identifiers

[@1:04:52] - Rust 1.57

[@1:05:20] - Panic in const contexts

[@1:07:20] - Custom Cargo profiles

Cargo book on profiles

[@1:08:45] - Fallible allocation

Fallible collection allocation RFC

Linux Torvals on handling allocation failures

Rust features still needed by the Linux kernel

[@1:12:33] - Stabilized APIs

[@1:16:45] - Changelog deep-dive

[@1:16:50] - Vec::leak no longer allocates

[@1:18:03] - Nintendo 3DS added as Tier 3 platform

[@1:19:03] - Cargo no longer passes through RUSTFLAGS

Environment variables set by Cargo

[@1:20:13] - Lots more #[must_use] in std

[@1:22:00] - File::read_to_* optimized

[@1:23:24] - Curly braces macros accept following . and ?

[@1:25:22] - Banter – Rust all the way down.

Credits

Intro Theme: Aerocity

Audio Editing: Aerocity

Hosting Infrastructure: Jon Gjengset

Show Notes: Jon Gjengset

Hosts: Jon Gjengset and Ben Striegel

Transcript: Eric Seppanen

...more

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What's New in Rust 1.56 and 1.57

What's New in Rust 1.56 and 1.57

More shows like Rustacean Station

Software Engineering Radio - the podcast for professional software developers

The Changelog: Software Development, Open Source

LINUX Unplugged

Talk Python To Me

Software Engineering Daily

Python Bytes

Late Night Linux

Syntax - Tasty Web Development Treats

CoRecursive: Coding Stories

Kubernetes Podcast from Google

Practical AI

The Stack Overflow Podcast

The Real Python Podcast

Oxide and Friends

Rust in Production