F# Weekly #18, 2021 – Hawaii, End of .NET 4.6.1 and ‘inline if lambda’

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• .NET Framework 4.5.2, 4.6, 4.6.1 will reach End of Support on April 26, 2022 (microsoft.com)
• JetBrains .NET Days Online 2021
• Windows Community Toolkit for Project Reunion 0.5 | #ifdef Windows (microsoft.com)

Videos and Slides

• Hawaii: F# code generation from OpenAPI documents – Part 1 – YouTube
• Hawaii: F# code generation from OpenAPI documents – Part 2 – YouTube
• .NET Rocks 1736: Xamarin Forms to Maui with Gerald Versluis
• ReSharper/Rider 2021.1 Release Party 🥳 – YouTube
• ASP.NET Community Standup – SPA Updates – YouTube
• C# Language Highlights: Default Interface Methods – YouTube
• Machine Learning Community Standup – .NET Notebooks & .NET Interactive – YouTube

Blogs

• AC-3 Constraint Solving with F# – codesuji
• Type-safety across .Net and TypeScript – Testing JSON serialization and deserialization – Urs Enzler
• Learning F#: How to make a snake game in the console – Karl Solgård
• Automagically manage your Azure Service Bus topics with Farmer – Viktor Andersson
• Lazy loading of localization texts in Fable – kerams
• My journey from C# to CIT – Matt Gallagher
• Alternate Ways of Creating Single Case Discriminated Unions in F# – Ian Russell

F# vNext

I have added RFC FS-1098 for adding "inline if lambda" attribute to function parameters of inlined functions and methods for hints for higher-performance code https://t.co/sTj6BwuTPy

Please review and comment#fsharp

— Don Syme (@dsymetweets) April 30, 2021

• Question on ContextInsensitive tasks · Issue #35 · rspeele/TaskBuilder.fs (github.com)
• Merge: Enable in-memory cross project referencing for C# -> F# projects by TIHan
• F# RFC FS-1098 – inline-if-lambda attributes on parameters
• Updated: F# RFC FS-1097 – Tasks
• New language suggestions
  • Inferred struct types (let x : struct _ = …) · Issue #1001

Hey #fsharp and @VisualStudio developers – in the next update to VS, you'll won't need to rebuild C# projects you are referencing to see updates to them! pic.twitter.com/5mzHrzurIv

— Phillip Carter (@_cartermp) April 26, 2021

Highlighted projects

• Zaid-Ajaj/Hawaii: (WIP) dotnet CLI tool to generate type-safe F# clients from OpenAPI documents
• HenryKovalevsky/lolcat-windows: A lolcat utility for Windows 10
• crowded/ply: High performance System.Threading.(Value)Task computation expressions for F#
• mino-ri/Orimath: Origami simulator
• dotnet/upgrade-assistant: A tool to assist developers in upgrading .NET Framework applications to .NET 5

New Releases

• FSharp.Data 4.1.1
• altcover 8.2.820

Great! I'm also happy with how the docs are lookinghttps://t.co/uJ15kiMMss

— Don Syme (@dsymetweets) April 27, 2021

That’s all for now. Have a great week.

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