On Saturday, September 30, Mark Devine wrote: 
> My most common OC case:  initialize attributes at OC time from external
> input that will be parsed with grammars &/| scrubbed with elaborate
> conditional tests.

I like to use assignment for simple things and TWEAK for
complicated things --

    class Foo {
        has $.bar = 'something simple';
        has $.baz;
        submethod TWEAK {
            $!baz = call-something-complicated;
        }
    }

Brian

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