Adding upstream version 2.11.4.upstream/2.11.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 70 insertions, 0 deletions

diff --git a/library/vendor/lessphp/lib/Less/VisitorReplacing.php b/library/vendor/lessphp/lib/Less/VisitorReplacing.php
new file mode 100644
index 0000000..b773d46
--- /dev/null
+++ b/library/vendor/lessphp/lib/Less/VisitorReplacing.php
@@ -0,0 +1,70 @@
+<?php
+
+/**
+ * Replacing Visitor
+ *
+ * @package Less
+ * @subpackage visitor
+ */
+class Less_VisitorReplacing extends Less_Visitor {
+
+	public function visitObj( $node ) {
+		$funcName = 'visit'.$node->type;
+		if ( isset( $this->_visitFnCache[$funcName] ) ) {
+
+			$visitDeeper = true;
+			$node = $this->$funcName( $node, $visitDeeper );
+
+			if ( $node ) {
+				if ( $visitDeeper && is_object( $node ) ) {
+					$node->accept( $this );
+				}
+
+				$funcName .= "Out";
+				if ( isset( $this->_visitFnCache[$funcName] ) ) {
+					$this->$funcName( $node );
+				}
+			}
+
+		} else {
+			$node->accept( $this );
+		}
+
+		return $node;
+	}
+
+	public function visitArray( $nodes ) {
+		$newNodes = array();
+		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;
+	}
+
+}