protected override Expression VisitMethodCall(MethodCallExpression node)
{
IReadOnlyList <Expression> arguments;
if (node.Method.Name == nameof(Enumerable.Select))
{
arguments = new Expression[] { base.Visit(node.Arguments[0]), node.Arguments[1] }
}
;
else
{
arguments = base.Visit(node.Arguments);
}
Expression expression = base.Visit(node.Object);
if (expression == node.Object && arguments == node.Arguments)
{
return(node);
}
MethodInfo closeMethod = OeMethodInfoHelper.MakeGenericMethod(node.Method, arguments);
return(Expression.Call(node.Object, closeMethod, arguments));
}