[Mono-dev] Patch to add support to execute methods withParamArray thought Reflection

[Mario A Chavez]

Bug 336841 has been created

https://bugzilla.novell.com/show_bug.cgi?id=336841

On Oct 25, 2007, at 10:40 AM, Gert Driesen wrote:

> Mario,
>
> Please submit a bug report for this, and add your patch as an  
> attachment.
>
> Gert
>
> From: mono-devel-list-bounces at lists.ximian.com [mailto:mono-devel- 
> list-bounces at lists.ximian.com] On Behalf Of Mario Chavez
> Sent: donderdag 25 oktober 2007 8:31
> To: mono-devel-list at lists.ximian.com
> Subject: Re: [Mono-dev] Patch to add support to execute methods  
> withParamArray thought Reflection
>
>
> This new diff fix a issue with boo, the problem is related to  
> methods with zero parameters but parameters are passed when calling  
> SelectMethod in Binder.cs
>
> Mario
>
> On 10/24/07, Mario Chavez <mario.chavez at gmail.com> wrote:
> Hi;
>
> Currently reflection does not support methods that have ParamArray  
> attribute to be called with InvokeMember, like:
>
> ... some class
> public static void TestMethod(params string[] param1)
>     {
>         Console.WriteLine("Test Method 3, one params");
>     }
> .... some class
>
> Type type = typeof(ParamArrayTest);
>         object obj = type.InvokeMember("TestMethod",  
> InvokeBindingFlags, null, null, new object[] {"param1"});
>
> it fails with:
>
> Unhandled Exception: System.MissingMethodException: The best match  
> for method TestMethod has some invalid parameter.
>   at System.MonoType.InvokeMember (System.String name, BindingFlags  
> invokeAttr, System.Reflection.Binder binder, System.Object target,  
> System.Object[] args, System.Reflection.ParameterModifier[]  
> modifiers, System.Globalization.CultureInfo culture, System.String 
> [] namedParameters) [0x00000]
>   at System.Type.InvokeMember (System.String name, BindingFlags  
> invokeAttr, System.Reflection.Binder binder, System.Object target,  
> System.Object[] args) [0x00000]
>   at ParamArrayTest.Main (System.String[] args) [0x00000]
>
> This patch for Binder.cs and MonoType.cs allows this type of  
> calling, which by the way does work on MS .NET
>
> I hope that this patch is good enough to go into Mono
>
> Thanks
> -- 
> Mario Chavez
> mario.chavez at gmail.com
> http://mario-chavez.blogspot.com/
>
>
>
> -- 
> Mario Chavez
> mario.chavez at gmail.com
> http://mario-chavez.blogspot.com/

Mario A Chavez
mario.chavez at gmail.com
http://mario-chavez.blogspot.com/


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