Guillaume Lessard

@glessard
9 Followers
37 Following
5 Posts
Guillaume LessardJun 20, 2025
Show threadFélixJun 18, 2025
@joe @pervognsen @zwarich can we do this to bounds-check UBP.subscript when it’s used generically as a Collection too
Guillaume LessardJun 9, 2025
Rob NapierJun 9, 2025
So excited about Span and InlineArray, and Span. Did I mention Span?
Guillaume LessardJun 9, 2025
Show threadI Can't Believe It's Not Zero!Jun 9, 2025
If you dig this, don't miss Nate's talk: https://developer.apple.com/videos/play/wwdc2025/312
Improve memory usage and performance with Swift - WWDC25 - Videos - Apple Developer

Discover ways to improve the performance and memory management of your Swift code. We'll explore ways to refine your code – from making...

Apple Developer
Guillaume LessardJan 17, 2025
David SmithJan 16, 2025

Very exciting proposal from @glessard that I've been helping do infrastructure work in support of: https://forums.swift.org/t/se-0456-add-span-providing-properties-to-standard-library-types/77233

TLDR: safer alternative to withContiguousStorage/withBytes style methods that also eliminates the annoying pyramid of closures!

#swiftlang #SwiftEvolution

SE-0456: Add Span-providing Properties to Standard Library Types

Hi everyone, The review of SE-0456 " Add Span-providing Properties to Standard Library Types" begins now and runs through January 28, 2025. In order to try this feature out, the proposal authors have provided toolchains: Toolchain for macOS: https://ci.swift.org/job/swift-PR-toolchain-macos/1713/artifact/branch-main/swift-PR-78561-1713-osx.tar.gz Toolchain for Linux (Ubuntu): https://download.swift.org/tmp/pull-request/78561/1217/ubuntu2004/PR-ubuntu2004.tar.gz Toolchain for Windows: https:/...

Swift Forums
Guillaume LessardApr 5, 2024
James DempseyApr 4, 2024
I wish Unicode had more monochrome pictographs like ✈︎ in addition to colorful emoji ✈️.