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add razor file syntax highlighting

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This commit is contained in:
Matt Parker
2025-09-14 19:02:33 +10:00
parent b4291cb7f7
commit cc7e766966
19 changed files with 590 additions and 49 deletions
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94
src/SharpIDE.Application/Features/Analysis/RoslynAnalysis.cs
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@@ -1,5 +1,4 @@
using System.Collections.Immutable;
using System.Collections.ObjectModel;
using System.Diagnostics;
using Ardalis.GuardClauses;
using Microsoft.CodeAnalysis;
@@ -12,9 +11,9 @@ using Microsoft.CodeAnalysis.Host.Mef;
using Microsoft.CodeAnalysis.MSBuild;
using Microsoft.CodeAnalysis.Text;
using NuGet.Packaging;
using ObservableCollections;
using SharpIDE.Application.Features.SolutionDiscovery;
using SharpIDE.Application.Features.SolutionDiscovery.VsPersistence;
using SharpIDE.RazorAccess;
namespace SharpIDE.Application.Features.Analysis;
@@ -137,7 +136,8 @@ public static class RoslynAnalysis
await _solutionLoadedTcs.Task;
var cancellationToken = CancellationToken.None;
var project = _workspace!.CurrentSolution.Projects.Single(s => s.FilePath == ((IChildSharpIdeNode)fileModel).GetNearestProjectNode()!.FilePath);
var document = project.Documents.Single(s => s.FilePath == fileModel.Path);
var document = project.Documents.SingleOrDefault(s => s.FilePath == fileModel.Path);
if (document is null) return [];
//var document = _workspace!.CurrentSolution.GetDocument(fileModel.Path);
Guard.Against.Null(document, nameof(document));
@@ -150,11 +150,80 @@ public static class RoslynAnalysis
return result;
}
public record SharpIdeRazorMappedClassifiedSpan(SharpIdeRazorSourceSpan SourceSpanInRazor, string CsharpClassificationType);
public static async Task<IEnumerable<SharpIdeRazorClassifiedSpan>> GetRazorDocumentSyntaxHighlighting(SharpIdeFile fileModel)
{
await _solutionLoadedTcs.Task;
var cancellationToken = CancellationToken.None;
var sharpIdeProjectModel = ((IChildSharpIdeNode) fileModel).GetNearestProjectNode()!;
var project = _workspace!.CurrentSolution.Projects.Single(s => s.FilePath == sharpIdeProjectModel!.FilePath);
if (!fileModel.Name.EndsWith(".razor", StringComparison.OrdinalIgnoreCase))
{
return [];
//throw new InvalidOperationException("File is not a .razor file");
}
var importsFile = sharpIdeProjectModel.Files.Single(s => s.Name.Equals("_Imports.razor", StringComparison.OrdinalIgnoreCase));
var razorDocument = project.AdditionalDocuments.Single(s => s.FilePath == fileModel.Path);
var importsDocument = project.AdditionalDocuments.Single(s => s.FilePath == importsFile.Path);
var razorText = await razorDocument.GetTextAsync(cancellationToken);
var importsText = await importsDocument.GetTextAsync(cancellationToken);
var (razorSpans, razorGeneratedSourceText, sourceMappings) = RazorAccessors.GetClassifiedSpans(razorText, importsText, razorDocument.FilePath!, Path.GetDirectoryName(project.FilePath!)!);
var razorGeneratedDocument = project.AddDocument(fileModel.Name + ".g.cs", razorGeneratedSourceText);
var razorSyntaxTree = await razorGeneratedDocument.GetSyntaxTreeAsync(cancellationToken);
var razorSyntaxRoot = await razorSyntaxTree!.GetRootAsync(cancellationToken);
var classifiedSpans = await Classifier.GetClassifiedSpansAsync(razorGeneratedDocument, razorSyntaxRoot.FullSpan, cancellationToken);
var roslynMappedSpans = classifiedSpans.Select(s =>
{
var genSpan = s.TextSpan;
var mapping = sourceMappings.SingleOrDefault(m => m.GeneratedSpan.AsTextSpan().IntersectsWith(genSpan));
if (mapping != null)
{
// Translate generated span back to Razor span
var offset = genSpan.Start - mapping.GeneratedSpan.AbsoluteIndex;
var mappedStart = mapping.OriginalSpan.AbsoluteIndex + offset;
var mappedSpan = new TextSpan(mappedStart, genSpan.Length);
var sharpIdeSpan = new SharpIdeRazorSourceSpan(
mapping.OriginalSpan.FilePath,
mappedSpan.Start,
razorText.Lines.GetLineFromPosition(mappedSpan.Start).LineNumber,
mappedSpan.Start - razorText.Lines.GetLineFromPosition(mappedSpan.Start).Start,
mappedSpan.Length,
1,
mappedSpan.Start - razorText.Lines.GetLineFromPosition(mappedSpan.Start).Start + mappedSpan.Length
);
return new SharpIdeRazorMappedClassifiedSpan(
sharpIdeSpan,
s.ClassificationType
);
}
return null;
}).Where(s => s is not null).ToList();
razorSpans = [..razorSpans.Where(s => s.Kind is not SharpIdeRazorSpanKind.Code), ..roslynMappedSpans
.Select(s => new SharpIdeRazorClassifiedSpan(s!.SourceSpanInRazor, SharpIdeRazorSpanKind.Code, s.CsharpClassificationType))
];
razorSpans = razorSpans.OrderBy(s => s.Span.AbsoluteIndex).ToImmutableArray();
return razorSpans;
}
public static async Task<IEnumerable<(FileLinePositionSpan fileSpan, ClassifiedSpan classifiedSpan)>> GetDocumentSyntaxHighlighting(SharpIdeFile fileModel)
{
await _solutionLoadedTcs.Task;
var cancellationToken = CancellationToken.None;
var project = _workspace!.CurrentSolution.Projects.Single(s => s.FilePath == ((IChildSharpIdeNode)fileModel).GetNearestProjectNode()!.FilePath);
if (fileModel.Name.EndsWith(".cs", StringComparison.OrdinalIgnoreCase) is false)
{
//throw new InvalidOperationException("File is not a .cs");
return [];
}
var document = project.Documents.Single(s => s.FilePath == fileModel.Path);
Guard.Against.Null(document, nameof(document));
@@ -300,11 +369,18 @@ public static class RoslynAnalysis
Guard.Against.NullOrEmpty(newContent, nameof(newContent));
var project = _workspace!.CurrentSolution.Projects.Single(s => s.FilePath == ((IChildSharpIdeNode)fileModel).GetNearestProjectNode()!.FilePath);
var document = project.Documents.Single(s => s.FilePath == fileModel.Path);
Guard.Against.Null(document, nameof(document));
//var updatedDocument = document.WithText(SourceText.From(newContent));
var newSolution = _workspace.CurrentSolution.WithDocumentText(document.Id, SourceText.From(newContent));
_workspace.TryApplyChanges(newSolution);
if (fileModel.IsRazorFile)
{
var razorDocument = project.AdditionalDocuments.Single(s => s.FilePath == fileModel.Path);
var newSolution = _workspace.CurrentSolution.WithAdditionalDocumentText(razorDocument.Id, SourceText.From(newContent));
_workspace.TryApplyChanges(newSolution);
}
else
{
var document = project.Documents.Single(s => s.FilePath == fileModel.Path);
Guard.Against.Null(document, nameof(document));
var newSolution = _workspace.CurrentSolution.WithDocumentText(document.Id, SourceText.From(newContent));
_workspace.TryApplyChanges(newSolution);
}
}
}

1
src/SharpIDE.Application/Features/SolutionDiscovery/SharpIdeFile.cs
View File

@@ -9,6 +9,7 @@ public class SharpIdeFile : ISharpIdeNode, IChildSharpIdeNode
public required IExpandableSharpIdeNode Parent { get; set; }
public required string Path { get; set; }
public required string Name { get; set; }
public bool IsRazorFile => Path.EndsWith(".razor", StringComparison.OrdinalIgnoreCase);
[SetsRequiredMembers]
internal SharpIdeFile(string fullPath, string name, IExpandableSharpIdeNode parent, ConcurrentBag<SharpIdeFile> allFiles)

38
src/SharpIDE.Application/SharpIDE.Application.csproj
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@@ -1,4 +1,4 @@
<Project Sdk="Microsoft.NET.Sdk">
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net10.0</TargetFramework>
@@ -8,22 +8,26 @@
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.Diagnostics.NETCore.Client" Version="0.2.645901" PrivateAssets="all" />
<PackageReference Include="Microsoft.VisualStudio.Shared.VSCodeDebugProtocol" Version="18.0.10427.1" />
<PackageReference Include="Microsoft.Diagnostics.NETCore.Client" PrivateAssets="all" />
<PackageReference Include="Microsoft.VisualStudio.Shared.VSCodeDebugProtocol" />
<!-- If any Microsoft.Build.*.dll (Excluding Locator) ends up in the output, it will be prioritised for loading by MSBuild Nodes -->
<PackageReference Include="Ardalis.GuardClauses" Version="5.0.0" />
<PackageReference Include="AsyncReadProcess" Version="1.0.0-preview15" />
<PackageReference Include="Microsoft.Build" Version="17.15.0-preview-25459-108" ExcludeAssets="runtime" />
<PackageReference Include="Microsoft.Build.Framework" Version="17.15.0-preview-25459-108" ExcludeAssets="runtime" />
<PackageReference Include="Microsoft.Build.Locator" Version="1.9.1" />
<PackageReference Include="Microsoft.Build.Tasks.Core" Version="17.15.0-preview-25459-108" ExcludeAssets="runtime" />
<PackageReference Include="Microsoft.Build.Utilities.Core" Version="17.15.0-preview-25459-108" ExcludeAssets="runtime" />
<PackageReference Include="Microsoft.CodeAnalysis.CSharp.Features" Version="5.0.0-2.25459.108" />
<PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="5.0.0-2.25459.108" />
<PackageReference Include="Microsoft.CodeAnalysis.Features" Version="5.0.0-2.25459.108" />
<PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="5.0.0-2.25459.108" PrivateAssets="all" />
<PackageReference Include="Microsoft.VisualStudio.SolutionPersistence" Version="1.0.52" />
<PackageReference Include="NuGet.Protocol" Version="7.0.0-preview.1.46008" />
<PackageReference Include="ObservableCollections" Version="3.3.4" />
<PackageReference Include="Ardalis.GuardClauses" />
<PackageReference Include="AsyncReadProcess" />
<PackageReference Include="Microsoft.Build" ExcludeAssets="runtime" />
<PackageReference Include="Microsoft.Build.Framework" ExcludeAssets="runtime" />
<PackageReference Include="Microsoft.Build.Locator" />
<PackageReference Include="Microsoft.Build.Tasks.Core" ExcludeAssets="runtime" />
<PackageReference Include="Microsoft.Build.Utilities.Core" ExcludeAssets="runtime" />
<PackageReference Include="Microsoft.CodeAnalysis.CSharp.Features" />
<PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" />
<PackageReference Include="Microsoft.CodeAnalysis.Features" />
<PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" PrivateAssets="all" />
<PackageReference Include="Microsoft.VisualStudio.SolutionPersistence" />
<PackageReference Include="NuGet.Protocol" />
<PackageReference Include="ObservableCollections" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\SharpIDE.RazorAccess\SharpIDE.RazorAccess.csproj" />
</ItemGroup>
</Project>

69
src/SharpIDE.Godot/CustomSyntaxHighlighter.cs
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@@ -2,20 +2,85 @@
using Godot.Collections;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.Classification;
using SharpIDE.RazorAccess;
namespace SharpIDE.Godot;
public partial class CustomHighlighter : SyntaxHighlighter
{
public IEnumerable<(FileLinePositionSpan fileSpan, ClassifiedSpan classifiedSpan)> ClassifiedSpans = [];
private readonly Dictionary _emptyDict = new();
public HashSet<(FileLinePositionSpan fileSpan, ClassifiedSpan classifiedSpan)> ClassifiedSpans = [];
public HashSet<SharpIdeRazorClassifiedSpan> RazorClassifiedSpans = [];
public override Dictionary _GetLineSyntaxHighlighting(int line)
{
var highlights = MapClassifiedSpansToHighlights(line);
var highlights = (ClassifiedSpans, RazorClassifiedSpans) switch
{
({ Count: 0 }, { Count: 0 }) => _emptyDict,
({ Count: > 0 }, _) => MapClassifiedSpansToHighlights(line),
(_, { Count: > 0 }) => MapRazorClassifiedSpansToHighlights(line),
_ => throw new NotImplementedException("Both ClassifiedSpans and RazorClassifiedSpans are set. This is not supported yet.")
};
return highlights;
}
private static readonly StringName ColorStringName = "color";
private Dictionary MapRazorClassifiedSpansToHighlights(int line)
{
var highlights = new Dictionary();
// Filter spans on the given line, ignore empty spans
var spansForLine = RazorClassifiedSpans
.Where(s => s.Span.LineIndex == line && s.Span.Length is not 0)
.GroupBy(s => s.Span)
.ToList();
foreach (var razorSpanGrouping in spansForLine)
{
var spans = razorSpanGrouping.ToList();
if (spans.Count > 2) throw new NotImplementedException("More than 2 classified spans is not supported yet.");
if (spans.Count is not 1)
{
if (spans.Any(s => s.Kind is SharpIdeRazorSpanKind.Code))
{
spans = spans.Where(s => s.Kind is SharpIdeRazorSpanKind.Code).ToList();
}
if (spans.Count is not 1)
{
SharpIdeRazorClassifiedSpan? staticClassifiedSpan = spans.FirstOrDefault(s => s.CodeClassificationType == ClassificationTypeNames.StaticSymbol);
if (staticClassifiedSpan is not null) spans.Remove(staticClassifiedSpan.Value);
}
}
var razorSpan = spans.Single();
int columnIndex = razorSpan.Span.CharacterIndex;
var highlightInfo = new Dictionary
{
{ ColorStringName, GetColorForRazorSpanKind(razorSpan.Kind, razorSpan.CodeClassificationType) }
};
highlights[columnIndex] = highlightInfo;
}
return highlights;
}
private static Color GetColorForRazorSpanKind(SharpIdeRazorSpanKind kind, string? codeClassificationType)
{
return kind switch
{
SharpIdeRazorSpanKind.Code => GetColorForClassification(codeClassificationType!),
SharpIdeRazorSpanKind.Comment => new Color("57a64a"), // green
SharpIdeRazorSpanKind.MetaCode => new Color("a699e6"), // purple
SharpIdeRazorSpanKind.Markup => new Color("0b7f7f"), // dark green
SharpIdeRazorSpanKind.Transition => new Color("a699e6"), // purple
SharpIdeRazorSpanKind.None => new Color("dcdcdc"),
_ => new Color("dcdcdc")
};
}
private Dictionary MapClassifiedSpansToHighlights(int line)
{
var highlights = new Dictionary();

1
src/SharpIDE.Godot/SharpIDE.Godot.csproj
View File

@@ -4,6 +4,7 @@
<EnableDynamicLoading>true</EnableDynamicLoading>
<Nullable>enable</Nullable>
<ImplicitUsings>true</ImplicitUsings>
<ManagePackageVersionsCentrally>false</ManagePackageVersionsCentrally>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\SharpIDE.Application\SharpIDE.Application.csproj" />

20
src/SharpIDE.Godot/SharpIDE.Godot.sln
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@@ -6,6 +6,20 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SharpIDE.Application", "..\
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SharpIDE.Photino", "..\SharpIDE.Photino\SharpIDE.Photino.csproj", "{DFF170D9-D92E-4DB7-83B5-19640EAF79D2}"
EndProject
Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{E33CF95D-DEAB-4CAC-9931-FC3ADCBA54C0}"
ProjectSection(SolutionItems) = preProject
..\..\.editorconfig = ..\..\.editorconfig
..\..\.gitattributes = ..\..\.gitattributes
..\..\.gitignore = ..\..\.gitignore
..\..\Directory.Build.props = ..\..\Directory.Build.props
..\..\global.json = ..\..\global.json
..\..\nuget.config = ..\..\nuget.config
..\..\README.md = ..\..\README.md
..\..\Directory.Packages.props = ..\..\Directory.Packages.props
EndProjectSection
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SharpIDE.RazorAccess", "..\SharpIDE.RazorAccess\SharpIDE.RazorAccess.csproj", "{614547C3-6620-4F37-B0A9-AA78A4293EB4}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@@ -31,5 +45,11 @@ Global
{DFF170D9-D92E-4DB7-83B5-19640EAF79D2}.ExportDebug|Any CPU.Build.0 = Debug|Any CPU
{DFF170D9-D92E-4DB7-83B5-19640EAF79D2}.ExportRelease|Any CPU.ActiveCfg = Debug|Any CPU
{DFF170D9-D92E-4DB7-83B5-19640EAF79D2}.ExportRelease|Any CPU.Build.0 = Debug|Any CPU
{614547C3-6620-4F37-B0A9-AA78A4293EB4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{614547C3-6620-4F37-B0A9-AA78A4293EB4}.Debug|Any CPU.Build.0 = Debug|Any CPU
{614547C3-6620-4F37-B0A9-AA78A4293EB4}.ExportDebug|Any CPU.ActiveCfg = Debug|Any CPU
{614547C3-6620-4F37-B0A9-AA78A4293EB4}.ExportDebug|Any CPU.Build.0 = Debug|Any CPU
{614547C3-6620-4F37-B0A9-AA78A4293EB4}.ExportRelease|Any CPU.ActiveCfg = Debug|Any CPU
{614547C3-6620-4F37-B0A9-AA78A4293EB4}.ExportRelease|Any CPU.Build.0 = Debug|Any CPU
EndGlobalSection
EndGlobal

17
src/SharpIDE.Godot/SharpIdeCodeEdit.cs
View File

@@ -10,6 +10,7 @@ using SharpIDE.Application.Features.Debugging;
using SharpIDE.Application.Features.Events;
using SharpIDE.Application.Features.SolutionDiscovery;
using SharpIDE.Application.Features.SolutionDiscovery.VsPersistence;
using SharpIDE.RazorAccess;
using Task = System.Threading.Tasks.Task;
namespace SharpIDE.Godot;
@@ -120,12 +121,13 @@ public partial class SharpIdeCodeEdit : CodeEdit
_ = Task.GodotRun(async () =>
{
var syntaxHighlighting = RoslynAnalysis.GetDocumentSyntaxHighlighting(_currentFile);
var razorSyntaxHighlighting = RoslynAnalysis.GetRazorDocumentSyntaxHighlighting(_currentFile);
var diagnostics = RoslynAnalysis.GetDocumentDiagnostics(_currentFile);
var slnDiagnostics = RoslynAnalysis.UpdateSolutionDiagnostics();
await Task.WhenAll(syntaxHighlighting, diagnostics);
await Task.WhenAll(syntaxHighlighting, razorSyntaxHighlighting, diagnostics);
Callable.From(() =>
{
SetSyntaxHighlightingModel(syntaxHighlighting.Result);
SetSyntaxHighlightingModel(syntaxHighlighting.Result, razorSyntaxHighlighting.Result);
SetDiagnosticsModel(diagnostics.Result);
}).CallDeferred();
await slnDiagnostics;
@@ -144,12 +146,13 @@ public partial class SharpIdeCodeEdit : CodeEdit
await RoslynAnalysis.ApplyCodeActionAsync(codeAction);
var fileContents = await File.ReadAllTextAsync(_currentFile.Path);
var syntaxHighlighting = await RoslynAnalysis.GetDocumentSyntaxHighlighting(_currentFile);
var razorSyntaxHighlighting = await RoslynAnalysis.GetRazorDocumentSyntaxHighlighting(_currentFile);
var diagnostics = await RoslynAnalysis.GetDocumentDiagnostics(_currentFile);
Callable.From(() =>
{
BeginComplexOperation();
SetText(fileContents);
SetSyntaxHighlightingModel(syntaxHighlighting);
SetSyntaxHighlightingModel(syntaxHighlighting, razorSyntaxHighlighting);
SetDiagnosticsModel(diagnostics);
SetCaretLine(currentCaretPosition.line);
SetCaretColumn(currentCaretPosition.col);
@@ -167,7 +170,8 @@ public partial class SharpIdeCodeEdit : CodeEdit
SetText(fileContents);
_fileChangingSuppressBreakpointToggleEvent = false;
var syntaxHighlighting = await RoslynAnalysis.GetDocumentSyntaxHighlighting(_currentFile);
SetSyntaxHighlightingModel(syntaxHighlighting);
var razorSyntaxHighlighting = await RoslynAnalysis.GetRazorDocumentSyntaxHighlighting(_currentFile);
SetSyntaxHighlightingModel(syntaxHighlighting, razorSyntaxHighlighting);
var diagnostics = await RoslynAnalysis.GetDocumentDiagnostics(_currentFile);
SetDiagnosticsModel(diagnostics);
}
@@ -273,9 +277,10 @@ public partial class SharpIdeCodeEdit : CodeEdit
_diagnostics = diagnostics;
}
private void SetSyntaxHighlightingModel(IEnumerable<(FileLinePositionSpan fileSpan, ClassifiedSpan classifiedSpan)> classifiedSpans)
private void SetSyntaxHighlightingModel(IEnumerable<(FileLinePositionSpan fileSpan, ClassifiedSpan classifiedSpan)> classifiedSpans, IEnumerable<SharpIdeRazorClassifiedSpan> razorClassifiedSpans)
{
_syntaxHighlighter.ClassifiedSpans = classifiedSpans;
_syntaxHighlighter.ClassifiedSpans = classifiedSpans.ToHashSet();
_syntaxHighlighter.RazorClassifiedSpans = razorClassifiedSpans.ToHashSet();
Callable.From(() =>
{
_syntaxHighlighter.ClearHighlightingCache();

16
src/SharpIDE.Photino/SharpIDE.Photino.csproj
View File

@@ -1,4 +1,4 @@
<Project Sdk="Microsoft.NET.Sdk.Razor">
<Project Sdk="Microsoft.NET.Sdk.Razor">
<PropertyGroup>
<OutputType>WinExe</OutputType> <!-- Doesn't actually mean Windows Exe, 'Exe' = console entrypoint, 'WinExe' = application entry point -->
@@ -18,13 +18,13 @@
</ItemGroup>
<ItemGroup>
<PackageReference Include="Ardalis.GuardClauses" Version="5.0.0" />
<PackageReference Include="BlazorMonaco" Version="3.3.0" />
<PackageReference Include="Microsoft.AspNetCore.Components" Version="10.0.0-rc.1.25451.107" />
<PackageReference Include="Microsoft.AspNetCore.Components.WebView" Version="10.0.0-rc.1.25451.107" />
<PackageReference Include="MudBlazor" Version="8.12.0" />
<PackageReference Include="Photino.Blazor" Version="4.0.13" />
<PackageReference Include="XtermBlazor" Version="2.1.2" />
<PackageReference Include="Ardalis.GuardClauses" />
<PackageReference Include="BlazorMonaco" />
<PackageReference Include="Microsoft.AspNetCore.Components" />
<PackageReference Include="Microsoft.AspNetCore.Components.WebView" />
<PackageReference Include="MudBlazor" />
<PackageReference Include="Photino.Blazor" />
<PackageReference Include="XtermBlazor" />
</ItemGroup>
<ItemGroup>

72
src/SharpIDE.RazorAccess/RazorAccessors.cs Normal file
View File

@@ -0,0 +1,72 @@
extern alias WorkspaceAlias;
using System.Collections.Immutable;
using Microsoft.AspNetCore.Razor.Language;
using Microsoft.CodeAnalysis.Text;
using RazorCodeDocumentExtensions = WorkspaceAlias::Microsoft.AspNetCore.Razor.Language.RazorCodeDocumentExtensions;
namespace SharpIDE.RazorAccess;
public static class RazorAccessors
{
public static (ImmutableArray<SharpIdeRazorClassifiedSpan>, SourceText Text, List<SharpIdeRazorSourceMapping>) GetClassifiedSpans(SourceText sourceText, SourceText importsSourceText, string razorDocumentFilePath, string projectDirectory)
{
var razorSourceDocument = RazorSourceDocument.Create(sourceText.ToString(), razorDocumentFilePath);
var importsRazorSourceDocument = RazorSourceDocument.Create(importsSourceText.ToString(), "_Imports.razor");
var projectEngine = RazorProjectEngine.Create(RazorConfiguration.Default, RazorProjectFileSystem.Create(projectDirectory),
builder => { /* configure features if needed */ });
//var razorCodeDocument = projectEngine.Process(razorSourceDocument, RazorFileKind.Component, [], []);
var razorCodeDocument = projectEngine.ProcessDesignTime(razorSourceDocument, RazorFileKind.Component, [importsRazorSourceDocument], []);
var razorCSharpDocument = razorCodeDocument.GetRequiredCSharpDocument();
//var generatedSourceText = razorCSharpDocument.Text;
//var filePath = razorCodeDocument.Source.FilePath.AssumeNotNull();
//var razorSourceText = razorCodeDocument.Source.Text;
var razorSpans = RazorCodeDocumentExtensions.GetClassifiedSpans(razorCodeDocument);
//var sharpIdeSpans = MemoryMarshal.Cast<RazorCodeDocumentExtensions.ClassifiedSpan, SharpIdeRazorClassifiedSpan>(razorSpans);
var sharpIdeSpans = razorSpans.Select(s => new SharpIdeRazorClassifiedSpan(s.Span.ToSharpIdeSourceSpan(), s.Kind.ToSharpIdeSpanKind())).ToList();
return (sharpIdeSpans.ToImmutableArray(), razorCSharpDocument.Text, razorCSharpDocument.SourceMappings.Select(s => s.ToSharpIdeSourceMapping()).ToList());
}
// public static bool TryGetMappedSpans(
// TextSpan span,
// SourceText source,
// RazorCSharpDocument output,
// out LinePositionSpan linePositionSpan,
// out TextSpan mappedSpan)
// {
// foreach (SourceMapping sourceMapping in output.SourceMappings)
// {
// TextSpan textSpan1 = sourceMapping.OriginalSpan.AsTextSpan();
// TextSpan textSpan2 = sourceMapping.GeneratedSpan.AsTextSpan();
// if (textSpan2.Contains(span))
// {
// int num1 = span.Start - textSpan2.Start;
// int num2 = span.End - textSpan2.End;
// if (num1 >= 0 && num2 <= 0)
// {
// mappedSpan = new TextSpan(textSpan1.Start + num1, textSpan1.End + num2 - (textSpan1.Start + num1));
// linePositionSpan = source.Lines.GetLinePositionSpan(mappedSpan);
// return true;
// }
// }
// }
// mappedSpan = new TextSpan();
// linePositionSpan = new LinePositionSpan();
// return false;
// }
// /// <summary>
// /// Wrapper to avoid <see cref="MissingMethodException"/>s in the caller during JITing
// /// even though the method is not actually called.
// /// </summary>
// [MethodImpl(MethodImplOptions.NoInlining)]
// private static object GetFileKindFromPath(string filePath)
// {
// return FileKinds.GetFileKindFromPath(filePath);
// }
}

40
src/SharpIDE.RazorAccess/SharpIDE.RazorAccess.csproj Normal file
View File

@@ -0,0 +1,40 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net10.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<PropertyGroup>
<AssemblyName>Microsoft.CodeAnalysis.Razor.Test</AssemblyName>
<KeyOriginatorFile>$(PkgMicrosoft_DotNet_Arcade_Sdk)\tools\snk\AspNetCore.snk</KeyOriginatorFile>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.CodeAnalysis.CSharp" />
<PackageReference Include="Microsoft.CodeAnalysis.Common" />
<PackageReference Include="Microsoft.DotNet.Arcade.Sdk" PrivateAssets="all" IncludeAssets="none" GeneratePathProperty="true" />
<PackageReference Include="Microsoft.Net.Compilers.Razor.Toolset" PrivateAssets="all" IncludeAssets="none" GeneratePathProperty="true" />
<PackageReference Include="Microsoft.AspNetCore.Razor.Utilities.Shared" PrivateAssets="all" IncludeAssets="none" GeneratePathProperty="true" />
<PackageReference Include="Microsoft.Extensions.ObjectPool" PrivateAssets="all" IncludeAssets="none" GeneratePathProperty="true" />
<PackageReference Include="Microsoft.CodeAnalysis.Razor.Compiler" PrivateAssets="all" IncludeAssets="none" GeneratePathProperty="true" />
<PackageReference Include="Microsoft.CodeAnalysis.Razor.Workspaces" PrivateAssets="all" IncludeAssets="none" GeneratePathProperty="true" />
<PackageReference Include="Krafs.Publicizer">
<PrivateAssets>all</PrivateAssets>
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
</PackageReference>
</ItemGroup>
<ItemGroup>
<!-- <Reference Include="$(PkgMicrosoft_Net_Compilers_Razor_Toolset)\source-generators\Microsoft.CodeAnalysis.Razor.Compiler.dll" />-->
<Reference Aliases="WorkspaceAlias" Include="$(PkgMicrosoft_CodeAnalysis_Razor_Workspaces)\lib\net9.0\Microsoft.CodeAnalysis.Razor.Workspaces.dll" />
<Reference Include="$(PkgMicrosoft_CodeAnalysis_Razor_Compiler)\lib\net9.0\Microsoft.CodeAnalysis.Razor.Compiler.dll" />
<Reference Include="$(PkgMicrosoft_AspNetCore_Razor_Utilities_Shared)\lib\net9.0\Microsoft.AspNetCore.Razor.Utilities.Shared.dll" />
<Reference Include="$(PkgMicrosoft_Extensions_ObjectPool)\lib\net8.0\Microsoft.Extensions.ObjectPool.dll" />
</ItemGroup>
<ItemGroup>
<Publicize Include="Microsoft.CodeAnalysis.Razor.Workspaces" />
</ItemGroup>
</Project>

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src/SharpIDE.RazorAccess/SharpIdeRazorClassifiedSpan.cs Normal file
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extern alias WorkspaceAlias;
using RazorCodeDocumentExtensions = WorkspaceAlias::Microsoft.AspNetCore.Razor.Language.RazorCodeDocumentExtensions;
namespace SharpIDE.RazorAccess;
public record struct SharpIdeRazorClassifiedSpan(SharpIdeRazorSourceSpan Span, SharpIdeRazorSpanKind Kind, string? CodeClassificationType = null);
public enum SharpIdeRazorSpanKind
{
Transition,
MetaCode,
Comment,
Code,
Markup,
None,
}
public static class SharpIdeRazorClassifiedSpanExtensions
{
public static SharpIdeRazorSpanKind ToSharpIdeSpanKind(this RazorCodeDocumentExtensions.SpanKind kind) => kind switch
{
RazorCodeDocumentExtensions.SpanKind.Transition => SharpIdeRazorSpanKind.Transition,
RazorCodeDocumentExtensions.SpanKind.MetaCode => SharpIdeRazorSpanKind.MetaCode,
RazorCodeDocumentExtensions.SpanKind.Comment => SharpIdeRazorSpanKind.Comment,
RazorCodeDocumentExtensions.SpanKind.Code => SharpIdeRazorSpanKind.Code,
RazorCodeDocumentExtensions.SpanKind.Markup => SharpIdeRazorSpanKind.Markup,
RazorCodeDocumentExtensions.SpanKind.None => SharpIdeRazorSpanKind.None,
_ => throw new ArgumentOutOfRangeException(nameof(kind), kind, null)
};
}

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src/SharpIDE.RazorAccess/SharpIdeRazorSourceMapping.cs Normal file
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using System.Globalization;
using Microsoft.AspNetCore.Razor.Language;
using Microsoft.Extensions.Internal;
namespace SharpIDE.RazorAccess;
public sealed class SharpIdeRazorSourceMapping(
SharpIdeRazorSourceSpan originalSpan,
SharpIdeRazorSourceSpan generatedSpan)
: IEquatable<SharpIdeRazorSourceMapping>
{
public SharpIdeRazorSourceSpan OriginalSpan { get; } = originalSpan;
public SharpIdeRazorSourceSpan GeneratedSpan { get; } = generatedSpan;
public override bool Equals(object? obj) => Equals(obj as SourceMapping);
public bool Equals(SharpIdeRazorSourceMapping? other)
{
if (other == null)
return false;
var sourceSpan = OriginalSpan;
if (!sourceSpan.Equals(other.OriginalSpan))
return false;
sourceSpan = GeneratedSpan;
return sourceSpan.Equals(other.GeneratedSpan);
}
public override int GetHashCode()
{
HashCodeCombiner hashCode = HashCodeCombiner.Start();
hashCode.Add(OriginalSpan);
hashCode.Add(GeneratedSpan);
return hashCode;
}
public override string ToString()
{
return string.Format(CultureInfo.CurrentCulture, "{0} -> {1}", OriginalSpan, GeneratedSpan);
}
}
public static class SharpIdeRazorSourceMappingExtensions
{
public static SharpIdeRazorSourceMapping ToSharpIdeSourceMapping(this SourceMapping mapping)
{
return new SharpIdeRazorSourceMapping(mapping.OriginalSpan.ToSharpIdeSourceSpan(), mapping.GeneratedSpan.ToSharpIdeSourceSpan());
}
}

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using System.Globalization;
using Microsoft.AspNetCore.Razor.Language;
using Microsoft.CodeAnalysis.Text;
using Microsoft.Extensions.Internal;
namespace SharpIDE.RazorAccess;
public readonly struct SharpIdeRazorSourceSpan(
string filePath,
int absoluteIndex,
int lineIndex,
int characterIndex,
int length,
int lineCount,
int endCharacterIndex)
: IEquatable<SharpIdeRazorSourceSpan>
{
public int Length { get; } = length;
public int AbsoluteIndex { get; } = absoluteIndex;
public int LineIndex { get; } = lineIndex;
public int CharacterIndex { get; } = characterIndex;
public int LineCount { get; } = lineCount;
public int EndCharacterIndex { get; } = endCharacterIndex;
public string FilePath { get; } = filePath;
public bool Equals(SharpIdeRazorSourceSpan other)
{
return string.Equals(FilePath, other.FilePath, StringComparison.Ordinal) && this.AbsoluteIndex == other.AbsoluteIndex && this.LineIndex == other.LineIndex && this.CharacterIndex == other.CharacterIndex && this.Length == other.Length;
}
public override bool Equals(object? obj) => obj is SharpIdeRazorSourceSpan other && Equals(other);
public override int GetHashCode()
{
var hashCode = HashCodeCombiner.Start();
hashCode.Add(FilePath, StringComparer.Ordinal);
hashCode.Add(AbsoluteIndex);
hashCode.Add(LineIndex);
hashCode.Add(CharacterIndex);
hashCode.Add(Length);
return hashCode;
}
public override string ToString()
{
return string.Format(
CultureInfo.CurrentCulture,
"({0}:{1},{2} [{3}] {4})",
this.AbsoluteIndex,
this.LineIndex,
this.CharacterIndex,
this.Length,
this.FilePath
);
}
public static bool operator ==(SharpIdeRazorSourceSpan left, SharpIdeRazorSourceSpan right)
{
return left.Equals(right);
}
public static bool operator !=(SharpIdeRazorSourceSpan left, SharpIdeRazorSourceSpan right)
{
return !(left == right);
}
}
public static class SharpIdeRazorSourceSpanExtensions
{
public static TextSpan AsTextSpan(this SharpIdeRazorSourceSpan sourceSpan)
{
return new TextSpan(sourceSpan.AbsoluteIndex, sourceSpan.Length);
}
public static SharpIdeRazorSourceSpan ToSharpIdeSourceSpan(this SourceSpan span)
=> new SharpIdeRazorSourceSpan(
span.FilePath,
span.AbsoluteIndex,
span.LineIndex,
span.CharacterIndex,
span.Length,
span.LineCount,
span.EndCharacterIndex);
}