public void RazorDocumentOutputChanged(RazorFileChangeEventArgs args)
{
if (args == null)
{
throw new ArgumentNullException(nameof(args));
}
_foregroundDispatcher.AssertBackgroundThread();
// This is required due to a bug in OmniSharp roslyn https://github.com/OmniSharp/omnisharp-roslyn/issues/1418
// OmniSharp doesn't directly listen for .cs file changes in the obj folder like VS windows does. Therefore
// we need to play that part and force buffer updates to indirectly update their workspace to include our Razor
// declaration files.
lock (_refreshLock)
{
var projectFilePath = args.UnevaluatedProjectInstance.ProjectFileLocation.File;
if (!_pendingOutputRefreshes.TryGetValue(projectFilePath, out var outputRefresh))
{
outputRefresh = new OutputRefresh();
_pendingOutputRefreshes[projectFilePath] = outputRefresh;
}
outputRefresh.UpdateWithChange(args);
if (!_deferredRefreshTasks.TryGetValue(projectFilePath, out var update) || update.IsCompleted)
{
_deferredRefreshTasks[projectFilePath] = RefreshAfterDelay(projectFilePath);
}
}
}
private async Task RefreshAsync(OutputRefresh refresh)
{
// Re-evaluate project instance so we can determine compile items properly.
var projectInstance = _projectInstanceEvaluator.Evaluate(refresh.ProjectInstance);
foreach (var documentChangeInfo in refresh.DocumentChangeInfos.Values)
{
try
{
// Force update the OmniSharp Workspace for component declaration changes.
var componentDeclarationLocation = documentChangeInfo.FilePath;
var isCompileItem = IsCompileItem(documentChangeInfo.RelativeFilePath, projectInstance);
var wasACompileItem = false;
lock (_lastSeenCompileItems)
{
_lastSeenCompileItems.TryGetValue(documentChangeInfo.FilePath, out wasACompileItem);
_lastSeenCompileItems[documentChangeInfo.FilePath] = isCompileItem;
}
if (!isCompileItem && wasACompileItem)
{
// Output document should no longer be considered as a compile item, clear the workspace content for it.
var request = new Request()
{
FileName = componentDeclarationLocation,
Buffer = string.Empty,
};
await _updateBufferDispatcher.UpdateBufferAsync(request);
}
else if (isCompileItem)
{
// Force update the OmniSharp Workspace for component declaration changes.
var request = new UpdateBufferRequest()
{
FileName = componentDeclarationLocation,
FromDisk = true,
};
await _updateBufferDispatcher.UpdateBufferAsync(request);
}
}
catch (Exception ex)
{
_logger.LogError("Unexpected error when updating workspace representation of '" + documentChangeInfo.FilePath + "': " + ex);
}
}
OnRefreshWorkCompleting();
}