private async Task ExecuteCompilationActionsAsync(ImmutableDictionary <DiagnosticAnalyzer, ImmutableArray <CompilationAnalyzerAction> > compilationActionsMap, CancellationToken cancellationToken)
{
// Execute analyzers in parallel.
var tasks = ArrayBuilder <Task> .GetInstance();
foreach (var analyzerAndActions in compilationActionsMap)
{
var task = Task.Run(() =>
{
// Execute actions for a given analyzer sequentially.
analyzerExecutor.ExecuteCompilationActions(analyzerAndActions.Value);
}, cancellationToken);
tasks.Add(task);
}
await Task.WhenAll(tasks.ToArrayAndFree()).ConfigureAwait(false);
}
