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RoslynAnalysis ReloadSolution

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This commit is contained in:
Matt Parker
2025-10-14 19:40:29 +10:00
parent f75031bf4f
commit 03044bd52c
3 changed files with 44 additions and 13 deletions
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43
src/SharpIDE.Application/Features/Analysis/RoslynAnalysis.cs
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@@ -1,4 +1,4 @@
using System.Collections.Immutable;
using System.Collections.Immutable;
using System.Composition.Hosting;
using System.Diagnostics;
using Ardalis.GuardClauses;
@@ -19,6 +19,8 @@ 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;
@@ -54,7 +56,7 @@ public static class RoslynAnalysis
}
});
}
public static async Task Analyse(SharpIdeSolutionModel solutionModel)
public static async Task Analyse(SharpIdeSolutionModel solutionModel, CancellationToken cancellationToken = default)
{
Console.WriteLine($"RoslynAnalysis: Loading solution");
using var _ = SharpIdeOtel.Source.StartActivity($"{nameof(RoslynAnalysis)}.{nameof(Analyse)}");
@@ -84,7 +86,11 @@ public static class RoslynAnalysis
}
using (var ___ = SharpIdeOtel.Source.StartActivity("OpenSolution"))
{
var solutionInfo = await _msBuildProjectLoader!.LoadSolutionInfoAsync(_sharpIdeSolutionModel.FilePath);
//_msBuildProjectLoader!.LoadMetadataForReferencedProjects = true;
// MsBuildProjectLoader doesn't do a restore which is absolutely required for resolving PackageReferences, if they have changed. I am guessing it just reads from project.assets.json
await BuildService.Instance.MsBuildAsync(_sharpIdeSolutionModel.FilePath, BuildType.Restore, cancellationToken);
var solutionInfo = await _msBuildProjectLoader!.LoadSolutionInfoAsync(_sharpIdeSolutionModel.FilePath, cancellationToken: cancellationToken);
_workspace.ClearSolution();
var solution = _workspace.AddSolution(solutionInfo);
}
@@ -144,8 +150,37 @@ public static class RoslynAnalysis
Console.WriteLine("RoslynAnalysis: Analysis completed.");
}
/// Callers should call UpdateSolutionDiagnostics after this
/// Ensure that the SharpIdeSolutionModel has been updated before calling this and any subsequent calls
public static async Task ReloadSolution(CancellationToken cancellationToken = default)
{
Console.WriteLine($"RoslynAnalysis: Reloading Solution");
using var _ = SharpIdeOtel.Source.StartActivity($"{nameof(RoslynAnalysis)}.{nameof(ReloadSolution)}");
await _solutionLoadedTcs.Task;
Guard.Against.Null(_workspace, nameof(_workspace));
Guard.Against.Null(_msBuildProjectLoader, nameof(_msBuildProjectLoader));
// It is important to note that a Workspace has no concept of MSBuild, nuget packages etc. It is just told about project references and "metadata" references, which are dlls. This is the what MSBuild does - it reads the csproj, and most importantly resolves nuget package references to dlls
await BuildService.Instance.MsBuildAsync(_sharpIdeSolutionModel!.FilePath, BuildType.Restore, cancellationToken);
var __ = SharpIdeOtel.Source.StartActivity($"{nameof(RoslynAnalysis)}.MSBuildProjectLoader.LoadSolutionInfoAsync");
// This call is the expensive part - MSBuild is slow. There doesn't seem to be any incrementalism for solutions.
// The best we could do to speed it up is do .LoadProjectInfoAsync for the single project, and somehow munge that into the existing solution
var newSolutionInfo = await _msBuildProjectLoader.LoadSolutionInfoAsync(_sharpIdeSolutionModel!.FilePath, cancellationToken: cancellationToken);
__?.Dispose();
var ___ = SharpIdeOtel.Source.StartActivity($"{nameof(RoslynAnalysis)}.Workspace.OnSolutionReloaded");
// There doesn't appear to be any noticeable difference between ClearSolution + AddSolution vs OnSolutionReloaded
//_workspace.OnSolutionReloaded(newSolutionInfo);
_workspace.ClearSolution();
_workspace.AddSolution(newSolutionInfo);
___?.Dispose();
Console.WriteLine("RoslynAnalysis: Solution reloaded");
}
public static async Task UpdateSolutionDiagnostics()
{
Console.WriteLine("RoslynAnalysis: Updating solution diagnostics");
var timer = Stopwatch.StartNew();
using var _ = SharpIdeOtel.Source.StartActivity($"{nameof(RoslynAnalysis)}.{nameof(UpdateSolutionDiagnostics)}");
await _solutionLoadedTcs.Task;
foreach (var project in _sharpIdeSolutionModel!.AllProjects)
@@ -155,6 +190,8 @@ public static class RoslynAnalysis
project.Diagnostics.RemoveRange(project.Diagnostics);
project.Diagnostics.AddRange(projectDiagnostics);
}
timer.Stop();
Console.WriteLine($"RoslynAnalysis: Solution diagnostics updated in {timer.ElapsedMilliseconds}ms");
}
public static async Task<ImmutableArray<Diagnostic>> GetProjectDiagnostics(SharpIdeProjectModel projectModel)

11
src/SharpIDE.Application/Features/Build/BuildService.cs
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@@ -16,10 +16,12 @@ public enum BuildType
}
public class BuildService
{
public static BuildService Instance { get; set; } = null!;
public event Func<Task> BuildStarted = () => Task.CompletedTask;
public ChannelTextWriter BuildTextWriter { get; } = new ChannelTextWriter();
public async Task MsBuildAsync(string solutionOrProjectFilePath, BuildType buildType = BuildType.Build, CancellationToken cancellationToken = default)
{
using var _ = SharpIdeOtel.Source.StartActivity($"{nameof(BuildService)}.{nameof(MsBuildAsync)}");
var normalOut = Console.Out;
Console.SetOut(BuildTextWriter);
var terminalLogger = InternalTerminalLoggerFactory.CreateLogger();
@@ -86,12 +88,3 @@ public class BuildService
return nodesToBuildWith;
}
}
// To build a single project
// var solutionFile = GetNodesInSolution.ParseSolutionFileFromPath(_solutionFilePath);
// ArgumentNullException.ThrowIfNull(solutionFile);
// var projects = GetNodesInSolution.GetCSharpProjectObjectsFromSolutionFile(solutionFile);
// var projectRoot = projects.First();
// var buildRequest = new BuildRequestData(
// ProjectInstance.FromProjectRootElement(projectRoot, new ProjectOptions()),
// targetsToBuild: ["Restore", "Build"]);