update project diagnostics in file on sln alteration

src/SharpIDE.Application/Features/Analysis/RoslynAnalysis.cs

@@ -15,13 +15,10 @@ using Microsoft.CodeAnalysis.MSBuild;
 using Microsoft.CodeAnalysis.Razor.SemanticTokens;
 using Microsoft.CodeAnalysis.Remote.Razor.ProjectSystem;
 using Microsoft.CodeAnalysis.Remote.Razor.SemanticTokens;
-using Microsoft.CodeAnalysis.Shared.Extensions;
-using Microsoft.CodeAnalysis.Shared.Utilities;
 using Microsoft.CodeAnalysis.Text;
 using SharpIDE.Application.Features.Analysis.FixLoaders;
 using SharpIDE.Application.Features.Analysis.Razor;
 using SharpIDE.Application.Features.Build;
-using SharpIDE.Application.Features.Events;
 using SharpIDE.Application.Features.SolutionDiscovery;
 using SharpIDE.Application.Features.SolutionDiscovery.VsPersistence;
 using SharpIDE.RazorAccess;

src/SharpIDE.Application/Features/Events/GlobalEvents.cs

@@ -15,6 +15,8 @@ public class GlobalEvents
 	public EventWrapper<SharpIdeProjectModel, Task> ProjectStoppedRunning { get; } = new(_ => Task.CompletedTask);
 	public EventWrapper<ExecutionStopInfo, Task> DebuggerExecutionStopped { get; } = new(_ => Task.CompletedTask);
 	public EventWrapper<SharpIdeFile, Task> IdeFileSavedToDisk { get; } = new(_ => Task.CompletedTask);
+	/// A document changed, project was reloaded etc. Document changes include unsaved changes in the IDE.
+	public EventWrapper<Task> SolutionAltered { get; } = new(() => Task.CompletedTask);
 
 	public FileSystemWatcherInternal FileSystemWatcherInternal { get; } = new();
 }

src/SharpIDE.Application/Features/FilePersistence/IdeOpenTabsFileManager.cs

@@ -7,7 +7,7 @@ namespace SharpIDE.Application.Features.FilePersistence;
 #pragma warning disable VSTHRD011
 
 /// Holds the in memory copies of files, and manages saving/loading them to/from disk.
-public class IdeFileManager
+public class IdeOpenTabsFileManager
 {
 	private ConcurrentDictionary<SharpIdeFile, Lazy<Task<string>>> _openFiles = new();
 
@@ -35,6 +35,7 @@ public class IdeFileManager
 		if (file.IsRoslynWorkspaceFile)
 		{
 			await RoslynAnalysis.UpdateDocument(file, newText);
+			GlobalEvents.Instance.SolutionAltered.InvokeParallelFireAndForget();
 		}
 	}
 
@@ -49,6 +50,7 @@ public class IdeFileManager
 		{
 			var text = await textTask;
 			await RoslynAnalysis.UpdateDocument(file, text);
+			GlobalEvents.Instance.SolutionAltered.InvokeParallelFireAndForget();
 		}
 	}