progress

AspClassic.Scripting/ErrorCounter.cs

@@ -0,0 +1,71 @@
+using System.Threading;
+using AspClassic.Scripting.Utils;
+
+namespace AspClassic.Scripting;
+
+public class ErrorCounter : ErrorSink
+{
+	private readonly ErrorSink _sink;
+
+	private int _fatalErrorCount;
+
+	private int _errorCount;
+
+	private int _warningCount;
+
+	public int FatalErrorCount => _fatalErrorCount;
+
+	public int ErrorCount => _errorCount;
+
+	public int WarningCount => _warningCount;
+
+	public bool AnyError
+	{
+		get
+		{
+			if (_errorCount <= 0)
+			{
+				return _fatalErrorCount > 0;
+			}
+			return true;
+		}
+	}
+
+	public ErrorCounter()
+		: this(ErrorSink.Null)
+	{
+	}
+
+	public ErrorCounter(ErrorSink sink)
+	{
+		ContractUtils.RequiresNotNull(sink, "sink");
+		_sink = sink;
+	}
+
+	protected virtual void CountError(Severity severity)
+	{
+		switch (severity)
+		{
+		case Severity.FatalError:
+			Interlocked.Increment(ref _fatalErrorCount);
+			break;
+		case Severity.Error:
+			Interlocked.Increment(ref _errorCount);
+			break;
+		case Severity.Warning:
+			Interlocked.Increment(ref _warningCount);
+			break;
+		}
+	}
+
+	public void ClearCounters()
+	{
+		_warningCount = (_errorCount = (_fatalErrorCount = 0));
+	}
+
+	public override void Add(SourceUnit source, string message, SourceSpan span, int errorCode, Severity severity)
+	{
+		CountError(severity);
+		_sink.Add(source, message, span, errorCode, severity);
+	}
+}