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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