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document syntax highlighting

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This commit is contained in:
Matt Parker
2025-08-18 18:39:06 +10:00
parent ef5a4c4a64
commit a2dce7ff17
5 changed files with 103 additions and 12 deletions
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18
src/SharpIDE.Application/Features/Analysis/RoslynAnalysis.cs
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@@ -2,6 +2,7 @@
using System.Diagnostics;
using Ardalis.GuardClauses;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.Classification;
using Microsoft.CodeAnalysis.CodeActions;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.CodeRefactorings;
@@ -143,6 +144,23 @@ public static class RoslynAnalysis
return diagnostics;
}
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);
var document = project.Documents.Single(s => s.FilePath == fileModel.Path);
Guard.Against.Null(document, nameof(document));
var syntaxTree = await document.GetSyntaxTreeAsync(cancellationToken);
var root = await syntaxTree!.GetRootAsync(cancellationToken);
var classifiedSpans = await Classifier.GetClassifiedSpansAsync(document, root.FullSpan, cancellationToken);
var result = classifiedSpans.Select(s => (syntaxTree.GetMappedLineSpan(s.TextSpan), s));
return result;
}
public static async Task<ImmutableArray<CodeAction>> GetCodeFixesAsync(Diagnostic diagnostic)
{
var cancellationToken = CancellationToken.None;