SilverStripe\FullTextSearch\Search\Variants\SearchVariant::addFilterField
Add new filter field to index safely.
This method will respect existing filters with the same field name that correspond to multiple classes
Signature
protected function addFilterField(SearchIndex
$index,
string
$name,
array
$field )
Parameters
$index
— object
$name
— string- Field name
$field
— array- Field spec