21 mar 2007 kl. 23:17 skrev Jens Kraemer:
> On Wed, Mar 21, 2007 at 10:56:42PM +0100, Henrik Zagerholm wrote:
>> Hello list,
>>
>> I have a little weird error when deleting documents from the index.
>>
>> I'm using the following code.
>>
>> ferret_index = Ferret::Index::Index.new(:path => FERRET_INDEX_PATH)
>> query = Ferret::Search::TermQuery.new(:fk_file_id, "#{_fk_file_id}")
>> ferret_index.search_each(query) do | id |
>> ferret_index.delete(id)
>> end
>>
>> And I get the following error
>> Cannot delete for id of type Array
>>
>>
>> As I see it the only way this could happened is if search_each
>> returns an Array of ID's but it couldn't right?
>
> from the api docs:
> search_each(query, options = {}) {|doc, score| ...}
>
> you see that ferret hands you two arguments into the block.
>
> Now if you only accept one parameter, Ruby guesses that you want
> all parameters as an array. This should yield a warning like
> 'multiple values for a block parameter (2 for 1)'
> somewhere in your logs.
>
> So just use |id, score| and everything should be fine :-)
So its that ruby magic trying to figure out what I want again. =)
I was afraid that only using id and not score could be the problem
but I couldn't see why. Now I know!
Thanks!
>
> cheers,
> Jens
>
>
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> Jens Krämer
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