remove FSharp.LanguageService.Base dependency (#4588)

* extract PatternMatcher to separate project

* add project reference

Author: majocha

VisualFSharp.sln

@@ -138,6 +138,8 @@ Project("{F2A71F9B-5D33-465A-A702-920D77279786}") = "FSharp.Build.UnitTests", "t
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PEVerify", "tests\fsharpqa\testenv\src\PEVerify\PEVerify.csproj", "{B0689A4E-07D8-494D-A0C8-791CB1D74E54}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PatternMatcher", "vsintegration\src\PatternMatcher\PatternMatcher.csproj", "{18227628-DF90-4C47-AF3D-CC72D2EDD986}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -554,6 +556,14 @@ Global
 		{B0689A4E-07D8-494D-A0C8-791CB1D74E54}.Release|Any CPU.Build.0 = Release|Any CPU
 		{B0689A4E-07D8-494D-A0C8-791CB1D74E54}.Release|x86.ActiveCfg = Release|Any CPU
 		{B0689A4E-07D8-494D-A0C8-791CB1D74E54}.Release|x86.Build.0 = Release|Any CPU
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986}.Debug|x86.Build.0 = Debug|Any CPU
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986}.Release|Any CPU.Build.0 = Release|Any CPU
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986}.Release|x86.ActiveCfg = Release|Any CPU
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -617,6 +627,7 @@ Global
 		{0385564F-07B4-4264-AB8A-17C393E9140C} = {F6DAEE9A-8BE1-4C4A-BC83-09215517C7DA}
 		{400FAB03-786E-40CC-85A8-04B0C2869B14} = {CFE3259A-2D30-4EB0-80D5-E8B5F3D01449}
 		{B0689A4E-07D8-494D-A0C8-791CB1D74E54} = {CFE3259A-2D30-4EB0-80D5-E8B5F3D01449}
+		{18227628-DF90-4C47-AF3D-CC72D2EDD986} = {4C7B48D7-19AF-4AE7-9D1D-3BB289D5480D}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {48EDBBBE-C8EE-4E3C-8B19-97184A487B37}

vsintegration/src/FSharp.Editor/Commands/HelpContextService.fs

@@ -7,7 +7,6 @@ open System.Collections.Generic
 open System.Composition
 open Microsoft.CodeAnalysis.Text
 open Microsoft.CodeAnalysis.Classification
-open Microsoft.VisualStudio.FSharp.LanguageService
 open Microsoft.VisualStudio.LanguageServices.Implementation.F1Help
 open Microsoft.CodeAnalysis.Host.Mef
 open Microsoft.FSharp.Compiler

vsintegration/src/FSharp.Editor/Commands/XmlDocCommandService.fs

@@ -15,7 +15,6 @@ open Microsoft.VisualStudio.TextManager.Interop
 open Microsoft.VisualStudio.Utilities
 open Microsoft.VisualStudio.LanguageServices.Implementation.ProjectSystem
 open Microsoft.FSharp.Compiler.SourceCodeServices
-open Microsoft.VisualStudio.FSharp.LanguageService
 
 type internal XmlDocCommandFilter 
      (

vsintegration/src/FSharp.Editor/Common/RoslynHelpers.fs

@@ -14,7 +14,6 @@ open Microsoft.FSharp.Compiler
 open Microsoft.FSharp.Compiler.Layout
 open Microsoft.FSharp.Compiler.SourceCodeServices
 open Microsoft.FSharp.Compiler.Range
-open Microsoft.VisualStudio.FSharp.LanguageService
 
 [<RequireQualifiedAccess>]
 module internal RoslynHelpers =

vsintegration/src/FSharp.Editor/Completion/CompletionProvider.fs

@@ -14,7 +14,6 @@ open Microsoft.CodeAnalysis.Completion
 open Microsoft.CodeAnalysis.Options
 open Microsoft.CodeAnalysis.Text
 
-open Microsoft.VisualStudio.FSharp.LanguageService
 open Microsoft.VisualStudio.Shell
 open Microsoft.VisualStudio.Shell.Interop
 

vsintegration/src/FSharp.Editor/Diagnostics/ProjectDiagnosticAnalyzer.fs

@@ -19,8 +19,6 @@ open Microsoft.FSharp.Compiler
 open Microsoft.FSharp.Compiler.SourceCodeServices
 open Microsoft.FSharp.Compiler.Range
 
-open Microsoft.VisualStudio.FSharp.LanguageService
-
 #if PROJECT_ANALYSIS
 // Project-wide error analysis.  We don't enable this because ParseAndCheckProject checks projects against the versions of the files
 // saves to the file system. This is different to the versions of the files active in the editor.  This results in out-of-sync error

vsintegration/src/FSharp.Editor/Diagnostics/SimplifyNameDiagnosticAnalyzer.fs

@@ -15,8 +15,6 @@ open Microsoft.FSharp.Compiler
 open Microsoft.FSharp.Compiler.Range
 open Microsoft.FSharp.Compiler.SourceCodeServices
 
-open Microsoft.VisualStudio.FSharp.LanguageService
-
 type private TextVersionHash = int
 
 [<DiagnosticAnalyzer(FSharpConstants.FSharpLanguageName)>]

vsintegration/src/FSharp.Editor/FSharp.Editor.fsproj

@@ -96,9 +96,9 @@
   <ItemGroup>
     <ProjectReference Include="$(FSharpSourcesRoot)\fsharp\FSharp.Core\FSharp.Core.fsproj" />
     <ProjectReference Include="$(FSharpSourcesRoot)\fsharp\FSharp.Compiler.Private\FSharp.Compiler.Private.fsproj" />
-    <ProjectReference Include="..\FSharp.LanguageService.Base\FSharp.LanguageService.Base.csproj" />
     <ProjectReference Include="..\FSharp.UIResources\FSharp.UIResources.csproj" />
     <ProjectReference Include="..\FSharp.VS.FSI\FSharp.VS.FSI.fsproj" />
+    <ProjectReference Include="..\PatternMatcher\PatternMatcher.csproj" />
   </ItemGroup>
 
   <ItemGroup>

vsintegration/src/FSharp.Editor/LanguageService/Symbols.fs

@@ -11,7 +11,6 @@ open Microsoft.CodeAnalysis
 open Microsoft.CodeAnalysis.Classification
 open Microsoft.CodeAnalysis.Text
 
-open Microsoft.VisualStudio.FSharp.LanguageService
 open Microsoft.FSharp.Compiler
 open Microsoft.FSharp.Compiler.Ast
 open Microsoft.FSharp.Compiler.SourceCodeServices

vsintegration/src/FSharp.Editor/LanguageService/Tokenizer.fs

@@ -11,7 +11,6 @@ open Microsoft.CodeAnalysis
 open Microsoft.CodeAnalysis.Classification
 open Microsoft.CodeAnalysis.Text
 
-open Microsoft.VisualStudio.FSharp.LanguageService
 open Microsoft.FSharp.Compiler
 open Microsoft.FSharp.Compiler.Ast
 open Microsoft.FSharp.Compiler.SourceCodeServices