static/talks/bread_board_yapc_na_2012/005.pl.html


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<pre>package MyApp;
use MyFramework;

has logger =&gt; (
    is =&gt; 'ro', isa =&gt; 'Logger',
    default =&gt; sub { Logger-&gt;new }
);
has model =&gt; (
    is =&gt; 'ro', isa =&gt; 'Model', lazy =&gt; 1,
    default =&gt; sub { Model-&gt;new(logger =&gt; $_[0]-&gt;logger) },
);
has view  =&gt; (
    is =&gt; 'ro', isa =&gt; 'View', lazy =&gt; 1,
    default =&gt; sub { View-&gt;new(logger =&gt; $_[0]-&gt;logger) },
);

sub call {
    my $self = shift;
    my $hello = $self-&gt;model-&gt;get_hello;
    return $self-&gt;view-&gt;render($hello);
}


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