protected override Expression VisitNew(NewExpression node)
{
return(node.Update(this.VisitArguments(node.Arguments)));
}
public static void NullUpdateValidForEmptyParameters()
{
NewExpression newExp = Expression.New(typeof(Bar).GetConstructor(Type.EmptyTypes));
Assert.Same(newExp, newExp.Update(null));
}
private NewExpression ReplaceInNew(NewExpression newing)
{
return(newing.Arguments.None()
? newing
: newing.Update(newing.Arguments.ProjectToArray(Replace)));
}
protected internal virtual Expression VisitNew(NewExpression node)
{
return(node.Update(Visit(node.Arguments)));
}
protected override Expression VisitNew(NewExpression node)
{
var args = VisitMemberAndExpressionList(node.Arguments, node.Members);
return(node.Update(node.Constructor, args, node.Members));
}
/// <summary>
/// 访问 <see cref="NewExpression"/>。
/// </summary>
/// <param name="newExp">要访问的表达式。</param>
/// <returns></returns>
protected virtual Expression VisitNew(NewExpression newExp)
{
var args = VisitMemberAndExpressionList(newExp.Arguments, newExp.Members);
return(newExp.Update(newExp.Constructor, args, newExp.Members));
}
NewExpression Convert(NewExpression expr)
{
return(expr.Update(Process(expr.Arguments)));
}
