foreach ( $this->mModules as $name => $grpCls ) {
if ( $group === null || $grpCls[0] === $group ) {
$result[$name] = $grpCls[1];
foreach ( $this->mModules as $name => $grpCls ) {
if ( $group === null || $grpCls[0] === $group ) {
$result[$name] = $grpCls[1];