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Re: Programmatic generation of new class

Posted by mbratch on Jul 29, 2016; 2:16pm
URL: https://forum.world.st/Programmatic-generation-of-new-class-tp4908659p4908662.html

Try putting parentheses around `aDescriptorSystemClassName asSymbol`:

        descriptorSystem :=
        DynamicDescriptorSystem subclass: (aDescriptorSystemClassName asSymbol)
                        instanceVariableNames: ''
                        classVariableNames: ''
                        package: packageName asString

On Fri, Jul 29, 2016 at 10:50 AM Brad Selfridge <[hidden email]> wrote:
I'm trying to programmatically generate a new class, but am getting the
following error:

DynamicDescriptorSystem class(Object)>>doesNotUnderstand:
#subclass:instanceVariableNames:classVariableNames:package:

This is the method that I'm trying to execute:

buildNewDescriptorSystemUsing: aDescriptorSystemClassName

        descriptorSystem :=
        DynamicDescriptorSystem subclass: aDescriptorSystemClassName asSymbol
                        instanceVariableNames: ''
                        classVariableNames: ''
                        package: packageName asString

I see examples of this all over Pharo and I copied this code almost
verbatim.

What am I doing wrong?



-----
Brad Selfridge
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