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<?php
/**
* Trait for SearchResult subclasses to share non-obvious behaviors or methods
* that rarely specialized
*/
trait SearchResultTrait {
/**
* A function returning a set of extension data.
* @var Closure|null
*/
protected $extensionData;
/**
* Get the extension data as:
* augmentor name => data
* @return array[]
*/
public function getExtensionData() {
if ( $this->extensionData ) {
return call_user_func( $this->extensionData );
} else {
return [];
}
}
/**
* Set extension data for this result.
* The data is:
* augmentor name => data
* @param Closure|array $extensionData Takes no arguments, returns
* either array of extension data or null.
*/
public function setExtensionData( $extensionData ) {
if ( $extensionData instanceof Closure ) {
$this->extensionData = $extensionData;
} elseif ( is_array( $extensionData ) ) {
wfDeprecated( __METHOD__ . ' with array argument', '1.32' );
$this->extensionData = static function () use ( $extensionData ) {
return $extensionData;
};
} else {
$type = get_debug_type( $extensionData );
throw new InvalidArgumentException(
__METHOD__ . " must be called with Closure|array, but received $type" );
}
}
}