PURErat-crack-scode/decompiled/Libraries/microsoft.codeanalysis.csharp/Microsoft.CodeAnalysis.CSharp/BoundTreeWalkerWithStackGuardWithoutRecursionOnTheLeftOfBinaryOperator.cs

using Microsoft.CodeAnalysis.PooledObjects;

namespace Microsoft.CodeAnalysis.CSharp;

internal abstract class BoundTreeWalkerWithStackGuardWithoutRecursionOnTheLeftOfBinaryOperator : BoundTreeWalkerWithStackGuard
{
	protected BoundTreeWalkerWithStackGuardWithoutRecursionOnTheLeftOfBinaryOperator()
	{
	}

	protected BoundTreeWalkerWithStackGuardWithoutRecursionOnTheLeftOfBinaryOperator(int recursionDepth)
		: base(recursionDepth)
	{
	}

	public sealed override BoundNode? VisitBinaryOperator(BoundBinaryOperator node)
	{
		if (node.Left.Kind != BoundKind.BinaryOperator)
		{
			return base.VisitBinaryOperator(node);
		}
		ArrayBuilder<BoundExpression> instance = ArrayBuilder<BoundExpression>.GetInstance();
		ArrayBuilderExtensions.Push<BoundExpression>(instance, node.Right);
		BoundBinaryOperator boundBinaryOperator = (BoundBinaryOperator)node.Left;
		ArrayBuilderExtensions.Push<BoundExpression>(instance, boundBinaryOperator.Right);
		BoundExpression left = boundBinaryOperator.Left;
		while (left.Kind == BoundKind.BinaryOperator)
		{
			boundBinaryOperator = (BoundBinaryOperator)left;
			ArrayBuilderExtensions.Push<BoundExpression>(instance, boundBinaryOperator.Right);
			left = boundBinaryOperator.Left;
		}
		Visit(left);
		while (instance.Count > 0)
		{
			Visit(ArrayBuilderExtensions.Pop<BoundExpression>(instance));
		}
		instance.Free();
		return null;
	}

	public sealed override BoundNode? VisitCall(BoundCall node)
	{
		if (node.ReceiverOpt is BoundCall boundCall)
		{
			ArrayBuilder<BoundCall> instance = ArrayBuilder<BoundCall>.GetInstance();
			ArrayBuilderExtensions.Push<BoundCall>(instance, node);
			node = boundCall;
			while (node.ReceiverOpt is BoundCall boundCall2)
			{
				ArrayBuilderExtensions.Push<BoundCall>(instance, node);
				node = boundCall2;
			}
			VisitReceiver(node);
			do
			{
				VisitArguments(node);
			}
			while (ArrayBuilderExtensions.TryPop<BoundCall>(instance, ref node));
			instance.Free();
		}
		else
		{
			VisitReceiver(node);
			VisitArguments(node);
		}
		return null;
	}

	protected virtual void VisitReceiver(BoundCall node)
	{
		Visit(node.ReceiverOpt);
	}

	protected virtual void VisitArguments(BoundCall node)
	{
		VisitList(node.Arguments);
	}
}