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<?php
/**
* @private
*/
class Less_VisitorReplacing extends Less_Visitor {
public function visitArray( &$nodes ) {
$newNodes = [];
foreach ( $nodes as $node ) {
$evald = $this->visitObj( $node );
if ( $evald ) {
if ( is_array( $evald ) ) {
self::flatten( $evald, $newNodes );
} else {
$newNodes[] = $evald;
}
}
}
return $newNodes;
}
public function flatten( $arr, &$out ) {
foreach ( $arr as $item ) {
if ( !is_array( $item ) ) {
$out[] = $item;
continue;
}
foreach ( $item as $nestedItem ) {
if ( is_array( $nestedItem ) ) {
self::flatten( $nestedItem, $out );
} else {
$out[] = $nestedItem;
}
}
}
return $out;
}
}
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