$m->comp($path) if -r $base . $path;
BTW, there is some way to get $base easily from Mason, but I can't
remember where it is, source_something maybe?
On Nov 30, 2007, at 11:34 PM, Sherrard Burton wrote:
>
>
> Xicheng Jia wrote:
>> On 11/30/07, Sherrard Burton <[EMAIL PROTECTED]> wrote:
>>> i may have overlooked this in the documentation, but is there a
>>> $m->comp() equivalent to attr_if_exists()? obviously it's not
>>> critical,
>>> but it would be nice to be able to shortcut logic like this:
>>>
>>> % if ( $m->comp_exists( '/path/to/possible/component' ) ) {
>>> % $m->comp( '/path/to/possible/component' );
>>> % }
>>>
>>> to
>>>
>>> % $m->comp_if_exists( '/path/to/possible/component' );
>>
>> what if write your own:
>>
>> sub HTML::Mason::Request::comp_if_exists
>> {
>> my ($self, $path, %args) = @_;
>> return $self->fetch_comp($path) ? $self->comp($path, %args) : '';
>> }
>>
>> and then call it the way you wanted..
>
> thanks. i thought about that, but then i'd have to remember to make
> sure
> that method continued to work across mason upgrades.
>
> i was really hoping that it was already there in some form or another
> and i just missed it. i can remember a time before attr_if_exists()
> existed, then eventually stumbling upon it when not necessarily
> looking.
>
>
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