static/talks/extending_moose_yapc_na_2010/010z.html


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<pre>

        typical object systems are defined in terms of, well, object systems
        
        has input_file =&gt; (
           is       =&gt; 'ro',
           isa      =&gt; File,
           coerce   =&gt; 1,
           required =&gt; 1,
        );
        
        wouldn't it be nice to be able to say what we mean?
        
        has_file 'input_file';


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