dotnet/fsharp issues and pull requests

#9986 - TMI when passing an invalid commandline option to FSI.exe

Issue - State: closed - Opened by abelbraaksma about 4 years ago - 4 comments
Labels: Area-FSI, Feature Improvement, Area-Compiler-Options

#9878 - Undefined or unsolved type variable

Issue - State: open - Opened by NinoFloris over 4 years ago - 1 comment
Labels: Bug, Impact-Low, Area-Compiler-SRTP

#9768 - Simpler way of getting ^?1234567 in an error, without SRTP

Issue - State: closed - Opened by abelbraaksma over 4 years ago - 2 comments
Labels: Bug, Impact-Low, Area-Compiler-SRTP

#9767 - Struct DU emit redundant constructors with an unused parameter, initalization and zero-comparison can be improved

Issue - State: closed - Opened by abelbraaksma over 4 years ago - 4 comments
Labels: Feature Request, Area-Compiler-CodeGen

#9717 - Compiler outputs unusable type error containing stuff like ^?2863761

Issue - State: closed - Opened by realvictorprm over 4 years ago - 5 comments

#9607 - Provided implementation for Set.exactlyOne and Set.tryExactlyOne

Pull Request - State: closed - Opened by yreynhout over 4 years ago - 12 comments
Labels: Area-Library, Needs-RFC

#9548 - Using for-loops with the ".." operator produces suboptimal code

Issue - State: closed - Opened by teo-tsirpanis over 4 years ago - 7 comments
Labels: Feature Request, Area-Compiler-Optimization

#9416 - FS0073: internal error: Undefined or unsolved type variable when using records with generic type variables and overloaded operators in inline function

Issue - State: closed - Opened by idars over 4 years ago - 6 comments
Labels: Bug, Area-FSI, Impact-Low

#9399 - Indexed property on discriminated union causes pretty printing exception

Issue - State: closed - Opened by bmitc over 4 years ago - 6 comments
Labels: Bug, Area-FSI, Impact-Medium

#9251 - Pinning a string should prefer string.GetPinnableReference over RuntimeHelpers.GetOffsetToStringData

Issue - State: closed - Opened by GrabYourPitchforks over 4 years ago - 1 comment
Labels: Feature Request, Theme-Performance, Area-Compiler-CodeGen

#9232 - Indexer/propery is allowed to have mismatched value type

Issue - State: closed - Opened by auduchinok over 4 years ago - 3 comments
Labels: Bug, Impact-Low, Area-Compiler-Checking

#9230 - isOpenStatementUsed uses a lot of CPU and memory

Issue - State: open - Opened by cartermp over 4 years ago
Labels: Feature Request, Theme-Performance, Area-LangService-UnusedOpens

#9176 - Decorate generated code from inline functions with an 'FSharpInlineFunction' attribute

Issue - State: open - Opened by rca22 over 4 years ago - 5 comments
Labels: Feature Request, Area-Compiler-CodeGen

#9064 - since release of FCS 34.0.1: FSharp.Core.dll was not found or is invalid

Issue - State: closed - Opened by goswinr over 4 years ago - 8 comments
Labels: Bug, Impact-Medium, Area-FCS

#8914 - None Update ignored in F# projects

Issue - State: closed - Opened by cartermp over 4 years ago - 13 comments
Labels: Resolution-Wont Fix

#8764 - Add support for referencing .NET projects in F# interactive

Issue - State: open - Opened by toburger over 4 years ago - 30 comments
Labels: Feature Request, Area-FSI, Theme-Simple-F#

#8688 - Is it possible to reference ASP.Net Core framework in dotnet fsi?

Issue - State: closed - Opened by masq6r over 4 years ago - 25 comments
Labels: Feature Request, Area-FSI

#8547 - F# compiler does not enforce attribute targets

Issue - State: closed - Opened by njlr almost 5 years ago - 7 comments
Labels: Bug, Impact-Medium, Area-Compiler-Checking

#8509 - --simpleresolution does something strange on coreclr version of F# compiler.

Issue - State: open - Opened by KevinRansom almost 5 years ago - 1 comment
Labels: Bug, good first issue, Impact-Low, Area-Diagnostics, help wanted

#8477 - Autocomplete could suggest interface members to implement

Issue - State: open - Opened by vsfeedback almost 5 years ago - 1 comment
Labels: Feature Request, good first issue, Area-LangService-AutoComplete

#8003 - Exception raised during pretty printing

Issue - State: open - Opened by jimfoye almost 5 years ago - 2 comments
Labels: Bug, Area-FSI, Impact-Medium

#7878 - FS0026 "This rule will never be matched" not fired for combined match branches

Issue - State: open - Opened by abelbraaksma about 5 years ago - 5 comments
Labels: Feature Improvement, Area-Compiler-PatternMatching

#7783 - Too many type variables

Issue - State: open - Opened by cartermp about 5 years ago - 8 comments
Labels: Feature Improvement, Area-LangService-ToolTips

#7664 - Intellisense for record fields not directly visible but can be inferref from parameter

Issue - State: open - Opened by Happypig375 about 5 years ago
Labels: Feature Request, Area-LangService-AutoComplete

#7401 - "function" cannot be implicitly converted the same way "fun x" does.

Issue - State: closed - Opened by smoothdeveloper over 5 years ago - 2 comments
Labels: Bug, Ready, Impact-Medium, Area-Compiler-Checking

#7396 - Confusing error message when type stated by qualifying a field

Issue - State: open - Opened by BentTranberg over 5 years ago - 4 comments
Labels: Feature Improvement, Area-Diagnostics

#7280 - Emit diagnostic for ambiguous interface method call

Issue - State: open - Opened by TIHan over 5 years ago - 5 comments
Labels: Feature Improvement, Area-Diagnostics

#7261 - usage of semicolon in computation expression valid, but not on a single line?

Issue - State: open - Opened by smoothdeveloper over 5 years ago - 8 comments
Labels: Feature Improvement, Area-Diagnostics

#7177 - "This rule is never matched" warning is not shown if an active pattern is used in match expression

Issue - State: open - Opened by vasily-kirichenko over 5 years ago - 3 comments
Labels: Bug, Impact-Low, Area-Compiler-PatternMatching

#6941 - {||} cannot be used as a type

Issue - State: open - Opened by Happypig375 over 5 years ago - 12 comments
Labels: Bug, Impact-Medium, Area-Compiler-Checking

#6873 - Improve error reporting: Missing "else" branch for if expression with elif

Issue - State: open - Opened by isaacabraham over 5 years ago - 4 comments
Labels: Feature Improvement, Area-Diagnostics

#6805 - [RFC FS-1043] Extension members visible to trait constraints

Pull Request - State: open - Opened by dsyme over 5 years ago - 72 comments

#6725 - [generics/error message] `?typeid` shown in error message for missing type constraint

Issue - State: open - Opened by smoothdeveloper over 5 years ago - 4 comments
Labels: Bug, Impact-Low

#6712 - Match statement with a patterns referring to an out of scope identifier give incomplete warning

Issue - State: closed - Opened by jbeeko over 5 years ago - 10 comments
Labels: Feature Improvement, Area-Compiler-PatternMatching

#6702 - Suggested fix for calling static base methods is wrong

Issue - State: open - Opened by Happypig375 over 5 years ago
Labels: Bug, Impact-Low, Area-LangService-CodeFixes

#6492 - Normal editing of open F# files in 72 seconds causes 75MB of allocations due to synactic colorization

Issue - State: closed - Opened by cartermp over 5 years ago - 10 comments
Labels: Feature Improvement, Area-LangService-Colorization

#6411 - Anonymous Record error in fsi

Issue - State: open - Opened by kevmal over 5 years ago - 9 comments
Labels: Bug, Area-FSI, Impact-Medium

#6238 - Operators.( .. .. ) throws an ArgumentException when ^Step does not implement IComparable

Issue - State: open - Opened by JanWosnitza almost 6 years ago - 6 comments
Labels: Bug, Impact-Low, Area-Library

#6228 - Code perf: optimize typeof equality in inlined code

Issue - State: open - Opened by dsyme almost 6 years ago - 3 comments
Labels: Feature Improvement, Theme-Performance, Area-Compiler-Optimization

#6221 - .NET Core fsi VS integration : interrupt server

Issue - State: closed - Opened by dsyme almost 6 years ago - 1 comment
Labels: Area-VS-FSI, Feature Improvement

#6004 - Always emit conditional attributes in FCS

Pull Request - State: closed - Opened by auduchinok almost 6 years ago - 5 comments

#5986 - Globbing not supported for content in fsproj

Issue - State: closed - Opened by CameronAavik almost 6 years ago - 5 comments
Labels: Area-ProjectsAndBuild, Feature Improvement

#5919 - Rename often not working with records

Issue - State: closed - Opened by abelbraaksma about 6 years ago - 24 comments
Labels: Bug, Impact-Medium, Area-LangService-RenameSymbol

#5915 - VS analyses with respect to saved files, not live buffers

Issue - State: closed - Opened by TIHan about 6 years ago - 1 comment
Labels: Bug, Impact-Medium, Area-LangService-Diagnostics

#5915 - VS analyses with respect to saved files, not live buffers

Issue - State: closed - Opened by TIHan about 6 years ago - 1 comment
Labels: Bug, Impact-Medium, Area-LangService-Diagnostics

#5849 - PackageReference not working correctly in fsproj old format - Visual Studio (Windows)

Issue - State: closed - Opened by TimLariviere about 6 years ago - 11 comments
Labels: Feature Request, Resolution-Wont Fix

#5813 - "Implement Interface" defines multiple methods for nested interfaces

Issue - State: open - Opened by EBrown8534 about 6 years ago
Labels: Bug, Impact-Low, Area-LangService-CodeFixes

#5795 - Attributes defined in a rec module can't be used in the same rec module

Issue - State: open - Opened by Booksbaum about 6 years ago - 2 comments
Labels: Bug, Impact-Medium, Area-Compiler-Checking, help wanted

#5502 - Configure FSI to use gcServer

Issue - State: closed - Opened by cartermp over 6 years ago - 7 comments
Labels: Feature Request, Area-FSI, Area-VS-FSI

#5489 - Where should F# and FSharp.Core release notes live?

Issue - State: closed - Opened by cartermp over 6 years ago - 18 comments

#5418 - Wrong expression is ignored warning range

Issue - State: open - Opened by auduchinok over 6 years ago - 6 comments
Labels: Bug, Impact-Low, Area-Diagnostics

#5380 - Code Generation for Record.CompareTo(object, IComparer) lacks type-safety checks, and casts before checking nulls

Issue - State: open - Opened by EBrown8534 over 6 years ago - 18 comments
Labels: Feature Improvement, Area-Compiler-HashCompare

#5360 - [CompilerPerf] [WIP] Optimizations on Map and Set (post #5307)

Pull Request - State: closed - Opened by manofstick over 6 years ago - 46 comments
Labels: Area-Library

#5342 - struct DU with more than 48 cases causes generation of an invalid program

Issue - State: closed - Opened by rosecodym over 6 years ago - 12 comments
Labels: Bug, Impact-Medium, Area-Diagnostics

#5341 - Mutable use binding compiles

Issue - State: open - Opened by cartermp over 6 years ago - 11 comments
Labels: Feature Improvement, Area-Compiler-Checking

#5299 - VS 15.8 Preview 3 F# greedy intellisense

Issue - State: closed - Opened by vsfeedback over 6 years ago - 6 comments
Labels: Bug, Impact-Low, Area-LangService-ToolTips

#5259 - Better diagnostics when using "as alias" in binding without wrapping expression in parens

Issue - State: open - Opened by smoothdeveloper over 6 years ago - 6 comments
Labels: Feature Improvement, Area-Diagnostics

#5253 - Improved error message: `use y = fixed x` does not compile inside computation expressions

Issue - State: open - Opened by vasily-kirichenko over 6 years ago - 3 comments
Labels: Feature Improvement, Area-Diagnostics

#4912 - Use ordinal string comparison in string manipulation methods

Pull Request - State: closed - Opened by auduchinok over 6 years ago - 6 comments

#4783 - Improve error message when let! _ is last statement in computation expressions

Issue - State: open - Opened by forki over 6 years ago - 7 comments
Labels: Feature Improvement, Theme-Simple-F#, Area-Diagnostics

#4698 - Fix QuickInfo problems related to resource loading (#4695)

Pull Request - State: closed - Opened by majocha over 6 years ago - 3 comments

#4694 - Fix some misplaced xml tag in xmldoc.

Pull Request - State: closed - Opened by majocha over 6 years ago

#4691 - Compiling causes OutOfMemoryException and IDE unresponsive/crash when pattern matching against record with many nested DU fields

Issue - State: open - Opened by cmeeren over 6 years ago - 17 comments
Labels: Feature Improvement, Theme-Performance, Area-Compiler-PatternMatching

#4654 - Access modifier `type private X with ...` type extensions is ignored

Issue - State: open - Opened by nikonthethird over 6 years ago - 5 comments
Labels: Bug, Impact-Medium, Area-Compiler-Checking

#4607 - Separator between member and type annotation interpreted as operator

Issue - State: closed - Opened by cartermp over 6 years ago - 4 comments
Labels: Bug, Impact-Low, Area-Compiler-Syntax

#4546 - Fix AdvancedOptions

Pull Request - State: closed - Opened by majocha over 6 years ago - 2 comments

#4473 - extern function arguments are marked as unused

Issue - State: open - Opened by enricosada over 6 years ago - 1 comment
Labels: Bug, Impact-Low, Area-LangService-UnusedOpens

#4401 - Exception: "The path is not of a legal form" when #r argument is invalid

Issue - State: closed - Opened by auduchinok over 6 years ago - 2 comments
Labels: Area-FSI, Feature Improvement

#4362 - Make FS0078 a warning instead of an error.

Issue - State: open - Opened by matthid almost 7 years ago - 8 comments
Labels: Area-FSI, Feature Improvement, Area-DependencyManager

#4246 - Improve error message in pattern matching when we forget to match the payload

Issue - State: open - Opened by forki almost 7 years ago - 2 comments
Labels: Feature Improvement, Theme-Simple-F#, Area-Diagnostics

#4169 - Add IsInteractive to parsing options for script load closures

Pull Request - State: closed - Opened by auduchinok almost 7 years ago

#4161 - Anonymous interface implementation accessibility when tuple deconstruction is used.

Issue - State: open - Opened by enricosada almost 7 years ago - 2 comments
Labels: Bug, Impact-Medium, Area-Compiler-PatternMatching

#4146 - Use single xmlDoc for sig and impl files in tooltips

Issue - State: open - Opened by auduchinok almost 7 years ago - 1 comment
Labels: Feature Improvement, Area-LangService-ToolTips

#4144 - Value inside parenthesized lambda is generalized when it shouldn't be

Issue - State: open - Opened by cartermp almost 7 years ago - 5 comments
Labels: Bug, Impact-Low, Area-LangService-AutoComplete

#4135 - Symbols API: property CompiledName is compiled name of accessor

Issue - State: open - Opened by auduchinok almost 7 years ago - 4 comments
Labels: Bug, Area-LangService-API, Impact-Low

#4104 - No member completion in particular place in core MVC template

Issue - State: open - Opened by auduchinok almost 7 years ago - 5 comments
Labels: Bug, Impact-Low, Area-LangService-AutoComplete

#4087 - Navigation Bars off and Indentation set to Block by default

Issue - State: open - Opened by cartermp almost 7 years ago - 24 comments
Labels: Bug, Impact-Low, Area-LangService-BlockStructure

#4084 - VS 2017 15.5.0 - Multitargeting just plain doesn't work

Issue - State: closed - Opened by ctaggart almost 7 years ago - 10 comments
Labels: Bug, Impact-High, Area-LangService-API

#4079 - Extended completion for static members suggests to open already opened namespace

Issue - State: open - Opened by vasily-kirichenko almost 7 years ago
Labels: Bug, Impact-Medium, Area-LangService-AutoComplete

#3998 - Warning FS0044 (type abbreviation to a less accessible type) should not be incorrectly triggered when using signature files

Issue - State: open - Opened by madidier almost 7 years ago - 1 comment
Labels: Bug, Impact-Low, Area-Compiler-Checking

#3973 - Can we improve somewhat on FS0001 errors of the form "The type X does not match the type Y"

Issue - State: open - Opened by abelbraaksma about 7 years ago - 4 comments
Labels: Feature Improvement, Theme-Simple-F#, Area-Diagnostics

#3845 - Query headOrDefault and exactlyOneOrDefault with a struct/tuple

Issue - State: open - Opened by Thorium about 7 years ago - 13 comments
Labels: Bug, Impact-Low, Area-Queries

#3841 - No indentation warning is given when a hash directive is used inside a nested module

Issue - State: open - Opened by auduchinok about 7 years ago - 4 comments
Labels: Bug, Area-FSI, Impact-Low

#3831 - Add a warning for direct recursion in primary constructors

Issue - State: closed - Opened by ziemiowid about 7 years ago - 1 comment
Labels: Feature Improvement

#3814 - Oddities in statically resolved method constraints and method overloading

Issue - State: open - Opened by GratianPlume about 7 years ago - 13 comments
Labels: Bug, Impact-Medium, Area-Compiler-SRTP

#3783 - Mutually recursive computation expression raises NullReferenceException under some conditions

Issue - State: open - Opened by aqtq314 about 7 years ago - 6 comments
Labels: Bug, Impact-Medium, Area-Compiler-StateMachines

#3782 - Query builder with EF core can't return fsharp tuples (and sometimes new objects) using async methods

Issue - State: open - Opened by Lanayx about 7 years ago - 8 comments
Labels: Bug, Impact-Medium, Area-Queries

#3778 - Simplify Name should not simplify RQA

Issue - State: open - Opened by forki about 7 years ago - 3 comments
Labels: Feature Improvement, Area-LangService-Diagnostics

#3765 - Improve Error Reporting: Unnecessarily vague pattern match warning

Issue - State: open - Opened by isaacabraham about 7 years ago - 2 comments
Labels: Impact-Medium, Feature Improvement, Theme-Simple-F#, Area-Compiler-PatternMatching

#3748 - Suggestion: Auto-generate record fields when creating a record value

Issue - State: open - Opened by cmeeren about 7 years ago - 5 comments
Labels: Feature Request, Area-LangService-CodeFixes

#3736 - Proposal: Type provider design-time DLLs should be chosen more appropriately

Issue - State: closed - Opened by dsyme about 7 years ago - 27 comments

#3705 - hidden variable names leak into normal namespace

Issue - State: open - Opened by tldrlol about 7 years ago - 3 comments
Labels: Bug, Impact-Medium, Area-Compiler-PatternMatching

#3692 - Raise a warning if an extension method is ignored

Issue - State: open - Opened by abelbraaksma about 7 years ago - 16 comments
Labels: Feature Improvement, Area-Diagnostics

#3652 - Better error message when method call is resolved to a C# extension method instead of the type own one

Issue - State: open - Opened by auduchinok about 7 years ago - 4 comments
Labels: Feature Improvement, Area-Diagnostics

#3648 - Unclear error, FS3204: If a union type has more than one case and is a struct, then all fields within the union type must be given unique names

Issue - State: closed - Opened by abelbraaksma about 7 years ago - 23 comments
Labels: Feature Improvement, Area-Diagnostics

GitHub / dotnet/fsharp issues and pull requests