Repository navigation

Add modern F# idiom instructions for Copilot / Claude Code - #20399

Merged

T-Gro merged 9 commits into

dotnet:mainfrom

xperiandri:modern-fsharp-copilot-instructions

Sep 17, 2026

Commits on Sep 14, 2026
- Add modern F# idiom instructions for Copilot and Claude Code
  xperiandri
  committed
  9ed8d6e
- Soften task{} guidance in FSharp.instructions.md
  
  xperiandri
  and
  claude
  committed
  fd867cf
- Prefer one traversal over a chain of transformations
  
  xperiandri
  and
  claude
  committed
  2341d00
- Correct the string-comparison rule for netstandard2.0 and identifiers
  
  xperiandri
  and
  claude
  committed
  6ed54d6
- Reserve Seq.cast for untyped input
  
  xperiandri
  and
  claude
  committed
  f2c30d1
- Note that scoped nowarn needs F# 10
  
  xperiandri
  and
  claude
  committed
  079c0cc
- Note when a lambda must not be eta-reduced
  
  xperiandri
  and
  claude
  committed
  daaaf38
- Point at the V-suffixed voption helpers vsintegration already has
  
  xperiandri
  and
  claude
  committed
  0404e44
- Keep voption for fields and cross-thread values, and convert to option last
  
  xperiandri
  and
  claude
  committed
  6d5b844