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Issues list

Null pointer reference (NRE) when referencing a point free function (FSharpFunc?) from a console app without a main method Bug Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#18259 opened Jan 22, 2025 by bjartwolf March 2025
9
Don't suggest using mutable keyword for parameters Area-Diagnostics mistakes and possible improvements to diagnostics Bug Impact-Low (Internal MS Team use only) Describes an issue with limited impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#15803 opened Aug 15, 2023 by psfinaki Backlog
7
Module do is often not evaluated, static initializers Feature Improvement Needs-RFC Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#14362 opened Nov 21, 2022 by abelbraaksma Backlog
10
for 0 in ... do gives warning "Incomplete pattern matches" (FS0025) Area-Diagnostics mistakes and possible improvements to diagnostics Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#14140 opened Oct 18, 2022 by abelbraaksma Backlog
11
Adding an FSI Signature File removes generic type resolution in tooltips Area-LangService-ToolTips tooltips/hover/quickinfo Bug Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#14124 opened Oct 17, 2022 by abelbraaksma Backlog
@T-Gro
4
Later errors obscure earlier errors Area-Diagnostics mistakes and possible improvements to diagnostics Bug Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#13697 opened Aug 15, 2022 by abelbraaksma Backlog
@dsyme
4
Improve Error Reporting: Make FS0072 less intimidating. Area-Diagnostics mistakes and possible improvements to diagnostics Feature Request Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#13013 opened Apr 19, 2022 by isaacabraham Backlog
2
Values with special naming are not shown during debugging Area-Debug stepping, debug points, stacks and more Bug Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12772 opened Mar 1, 2022 by daniel-wojcik Backlog
Improve error reporting: Fluent OO code fails if method argument application is not tied to the method name Area-Diagnostics mistakes and possible improvements to diagnostics Area-LangService-Diagnostics FCS code analysis, diagnostics, red squigglies Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12586 opened Jan 7, 2022 by smoothdeveloper Backlog
1
Diagnostics - types with names on tuples Area-Diagnostics mistakes and possible improvements to diagnostics Area-LangService-Diagnostics FCS code analysis, diagnostics, red squigglies Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12574 opened Jan 5, 2022 by KevinRansom Backlog
1
In debugging, arguments are always shown instead of locals Area-Debug stepping, debug points, stacks and more Bug Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12409 opened Nov 16, 2021 by dsyme Backlog
3
Emit an additional ExcludeFromCodeCoverageAttribute for generated methods Area-Debug stepping, debug points, stacks and more Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12402 opened Nov 16, 2021 by vzarytovskii Backlog
14
Rethink how names are given to compiler-generated closures Area-Compiler-CodeGen IlxGen, ilwrite and things at the backend Feature Improvement Needs-design Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12366 opened Nov 10, 2021 by dsyme Backlog
9
Improve error reporting: Use before definition within files and across whole project Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12341 opened Nov 5, 2021 by dsyme Backlog
6
F1 Help in VS taking to old version of F# library documentation Area-LangService-Navigation go to definition, F1 help + the FCS APIs related to it Area-VS VS support for F# not covered elsewhere Bug Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12253 opened Oct 15, 2021 by dsyme
2 of 3 tasks
Backlog
2
Improve warning diagnostics on computed list expressions that do not yield anything or yield unit values Area-Diagnostics mistakes and possible improvements to diagnostics Feature Request Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12194 opened Sep 27, 2021 by dsyme Backlog
@edgarfgp
Tracking - Docs - code examples for all members, functions and types in FSharp.Core Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language. Tracking
#12124 opened Sep 7, 2021 by dsyme
22 of 30 tasks
Backlog
53
F# style guide should clarify naming of 'this' parameter Area-XmlDocs xmldoc generation, xmldoc content Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#12118 opened Sep 6, 2021 by dsyme Backlog
1
Uncaptured locals are not available in closures when debugging Area-Debug stepping, debug points, stacks and more Feature Improvement Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#11262 opened Mar 17, 2021 by cartermp Backlog
2
Add support for referencing .NET projects in F# interactive Area-FSI Feature Request Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#8764 opened Mar 21, 2020 by toburger
3 tasks
Backlog
35
"land" reserved keyword error message Area-Diagnostics mistakes and possible improvements to diagnostics Bug Impact-Low (Internal MS Team use only) Describes an issue with limited impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#6715 opened May 12, 2019 by jpeg729 Backlog
5
Improve error message when let! _ is last statement in computation expressions Area-Diagnostics mistakes and possible improvements to diagnostics Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#4783 opened Apr 24, 2018 by forki Backlog
7
Improve error message in pattern matching when we forget to match the payload Area-Diagnostics mistakes and possible improvements to diagnostics Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#4246 opened Jan 23, 2018 by forki Backlog
@edgarfgp
2
Can we improve somewhat on FS0001 errors of the form "The type X does not match the type Y" Area-Diagnostics mistakes and possible improvements to diagnostics Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#3973 opened Nov 18, 2017 by abelbraaksma Backlog
@abelbraaksma
4
Improve Error Reporting: Unnecessarily vague pattern match warning Area-Compiler-PatternMatching pattern compilation, active patterns, performance, codegen Feature Improvement Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code. Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#3765 opened Oct 17, 2017 by isaacabraham Backlog
2
ProTip! no:milestone will show everything without a milestone.