The point I was trying to make was that ab.bin is a containing rexx program
but apparently not.
Staffan
On Thu, May 16, 2013 at 5:51 PM, Mark Miesfeld <miesf...@gmail.com> wrote:
> On Thu, May 16, 2013 at 8:34 AM, Staffan Tylen <staffan.ty...@gmail.com>wrote:
>
>> I'm a bit confused about the scope of PRIVATE versus PUBLIC classes. In
>> the ooRexx documentation under the ::CLASS directive it says:
>>
>> *If you specify the PUBLIC option, the class is visible beyond its
>> containing Rexx program to any other program that references this program
>> with a ::REQUIRES directive. (See ::REQUIRES.) If you do not specify the
>> PUBLIC option, the class is visible only within its containing Rexx program
>> *
>>
>> So if I compile the example below like this: REXXC a.cls ab.bin
>>
>> file a.cls:
>> ::CLASS A PUBLIC
>> ::METHOD init
>> say 'Hello from A'
>> b=.b~new
>> ::REQUIRES b.cls
>>
>> file b.cls:
>> ::CLASS B PRIVATE
>> ::METHOD init
>> say 'Hello from B'
>>
>> then I would consider the result ab.bin to be "a containing Rexx
>> program", so that A can call B. Now, if I have:
>>
>
> Staffan,
>
> You are misunderstanding here.
>
> Class B is private, it is not seen in any other file than b.cls. If you
> require the b.cls file, that's fine. But, any other file that requires
> b.cls will only see the public stuff in b.cls. The other file will not see
> anything private in b.cls
>
>
> file c.rex:
>> a=.a~new
>> ::REQUIRES ab.bin
>>
>> That IMHO should work, but it doesn't. I can see why c.rex should not be
>> able to call B but there is an error when A tries to call B.
>>
>> It's clear that I've misunderstood the expression "containing Rexx
>> program", maybe this could be clarified a bit.
>>
>
> It seems pretty clear to me. ;-) How would you clarify it?
>
> --
> Mark Miesfeld
>
>
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