* @param string|bool $cluster Cluster name accepted by LBFactory. Default: false.
*/
function wfWaitForSlaves( $maxLag = false, $wiki = false, $cluster = false ) {
- if( $cluster !== false ) {
+ if ( $cluster !== false ) {
$lb = wfGetLBFactory()->getExternalLB( $cluster );
} else {
$lb = wfGetLB( $wiki );