[mono-vb] vbnc console menu question

[Jude DaShiell]

Thanks Andy.  That bugs site is complex!  I'll examine that later and see 
if I can figure out how and where to file that on the site without 
breaking anything.



On Sun, 12 Apr 2009, Andy Hume wrote:

>
> There's a bug in the compiler.  The problem occurs due to:
> [[
>      ...
>      Dim Answer As String = MenuMethod()
>      ...
>
>   Sub MenuMethod()
>   ...
> ]]
>
> There is /no/ return value from a Sub.  Change the Sub to a Function.
>
> The bug you should be logged, see http://www.mono-project.com/Bugs.  Titled
> something like "Compiler crash using return from a Sub".
>
> Andy
>
>
>
> Jude DaShiell wrote:
>>
>> Goal:
>> Use menu subroutine in file menu.vb to show menu on screen then have
>> tester.vb f
>> ile that wraps around menu.vb print out collected response from menu.vb.
>> I trie
>> d several things none of them successful but this last one was surprising.
>> I'm
>> not using G.U.I. controls since they won't work in Linux command line
>> environmen
>> t and generate exceptions.  Compiler is vbnc.
>>
>> Results:
>> ' File: tester.vb
>> Option Strict On
>> Imports System
>>
>> Module Tester
>> Sub Main()
>> Dim Answer As String = MenuMethod()
>> MenuMethod( )
>> Console.WriteLine("Caught: " + Answer)
>> End Sub
>> End Module
>>
>> ' File: menu.vb
>> Module Menu
>> Sub MenuMethod()
>> While(Menuvar<>"q")
>> ' clear the console.
>> Console.Clear()
>>  	Console.WriteLine("")
>> Console.WriteLine("iching Hexagram Generator - Program Menu")
>> Console.WriteLine("")
>> Console.WriteLine("Read (a)bout program")
>> Console.WriteLine("randomly generate (c)omputer hexagram")
>> Console.WriteLine("")
>> Console.WriteLine("enter (r)ecorded hexagram")
>> Console.WriteLine("")
>> Console.WriteLine("(q)uit program")
>> Console.WriteLine("")
>> Console.WriteLine("")
>> Console.WriteLine("your choice (a/c/r/q): ")
>> Try
>> Menuvar=Console.Read()
>> Catch ex As Exception
>> End Try
>> End While
>> Return Menuvar
>> End Sub
>> End Module
>>
>> File: typescript
>> Script started on Sun 12 Apr 2009 09:58:36 AM EDT
>> dashielljt at gmpexpress:~/iching6$ vbnc tester.vb menu.vb
>>
>> ** (/usr/lib/mono/2.0/vbnc.exe:2169): WARNING **: Symbol file
>> /usr/lib/mono/2.0/vbnc.exe.mdb has incorrect version (expected 50.0, got
>> 39)
>>
>> ** (/usr/lib/mono/2.0/vbnc.exe:2169): WARNING **: Symbol file
>> /usr/lib/mono/gac/Microsoft.VisualBasic/8.0.0.0__b03f5f7f11d50a3a/Microsoft.VisualBasic.dll.mdb
>> has incorrect version (expected 50.0, got 39)
>> Visual Basic.Net Compiler version 0.0.0.5904 (Mono 2.0 - r)
>> Copyright (C) 2004-2008 Rolf Bjarne Kvinge. All rights reserved.
>>
>>
>> /home/dashielljt/iching6/<MyGenerator> (1,1) : Error VBNC99999: Unexpected
>> error: There has been an internal error in the compiler caused by the
>> line: (6,36)
>>    at vbnc.Expression.ReclassifyToValueExpression () [0x00000]
>>    at vbnc.VariableInitializer.ResolveCode (vbnc.ResolveInfo Info)
>> [0x00000]
>>    at vbnc.VariableDeclaration.ResolveCode (vbnc.ResolveInfo Info)
>> [0x00000]
>>    at vbnc.CodeBlock.ResolveCode (vbnc.ResolveInfo Info) [0x00000]
>>    at vbnc.MethodBaseDeclaration.ResolveCode (vbnc.ResolveInfo Info)
>> [0x00000]
>>    at vbnc.MethodDeclaration.ResolveCode (vbnc.ResolveInfo Info) [0x00000]
>>    at vbnc.SubDeclaration.ResolveCode (vbnc.ResolveInfo Info) [0x00000]
>>    at vbnc.Helper.ResolveCodeCollection (IEnumerable Collection,
>> vbnc.ResolveInfo Info) [0x00000]
>>    at vbnc.BaseObjects`1[vbnc.IMember].ResolveCode (vbnc.ResolveInfo Info)
>> [0x00000]
>>    at vbnc.TypeDeclaration.ResolveCode (vbnc.ResolveInfo Info) [0x00000]
>>    at vbnc.AssemblyDeclaration.ResolveCode (vbnc.ResolveInfo Info)
>> [0x00000]
>>    at vbnc.Compiler.Compile_Resolve () [0x00000]
>>    at vbnc.Compiler.Compile () [0x00000]
>> Compilation took 00:00:03.0704570
>> dashielljt at gmpexpress:~/iching6$ exit
>> exit
>>
>> Script done on Sun 12 Apr 2009 09:58:57 AM EDT
>>
>>
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>>
>>
>
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