public AsyncLambdaCSharpExpressionProxy(AsyncLambdaCSharpExpression node)
 {
     _node = node;
 }
 public CSharpLamdaExpression(AsyncLambdaCSharpExpression asyncLambdaCSharpExpression)
 {
     this.asyncLambdaCSharpExpression = asyncLambdaCSharpExpression;
 }