private async Task EnsureAnalyzerActionCountsInitializedAsync(AnalyzerDriver driver, CancellationToken cancellationToken)
{
if (_lazyAnalyzerActionCountsMap == null)
{
var builder = ImmutableDictionary.CreateBuilder <DiagnosticAnalyzer, AnalyzerActionCounts>();
foreach (var(analyzer, _) in _analyzerStateMap)
{
var actionCounts = await driver.GetAnalyzerActionCountsAsync(analyzer, _compilationOptions, cancellationToken).ConfigureAwait(false);
builder.Add(analyzer, actionCounts);
}
Interlocked.CompareExchange(ref _lazyAnalyzerActionCountsMap, builder.ToImmutable(), null);
}
}
