1 files changed, 64 insertions, 0 deletions
diff --git a/vendor/wikimedia/less.php/lib/Less/Tree/Operation.php b/vendor/wikimedia/less.php/lib/Less/Tree/Operation.php
new file mode 100644
index 0000000..4d79dc0
--- /dev/null
+++ b/vendor/wikimedia/less.php/lib/Less/Tree/Operation.php
@@ -0,0 +1,64 @@
+<?php
+/**
+ * @private
+ */
+class Less_Tree_Operation extends Less_Tree {
+
+	public $op;
+	public $operands;
+	public $isSpaced;
+	public $type = 'Operation';
+
+	/**
+	 * @param string $op
+	 */
+	public function __construct( $op, $operands, $isSpaced = false ) {
+		$this->op = trim( $op );
+		$this->operands = $operands;
+		$this->isSpaced = $isSpaced;
+	}
+
+	public function accept( $visitor ) {
+		$this->operands = $visitor->visitArray( $this->operands );
+	}
+
+	public function compile( $env ) {
+		$a = $this->operands[0]->compile( $env );
+		$b = $this->operands[1]->compile( $env );
+
+		if ( Less_Environment::isMathOn() ) {
+
+			if ( $a instanceof Less_Tree_Dimension && $b instanceof Less_Tree_Color ) {
+				$a = $a->toColor();
+
+			} elseif ( $b instanceof Less_Tree_Dimension && $a instanceof Less_Tree_Color ) {
+				$b = $b->toColor();
+
+			}
+
+			if ( !method_exists( $a, 'operate' ) ) {
+				throw new Less_Exception_Compiler( "Operation on an invalid type" );
+			}
+
+			return $a->operate( $this->op, $b );
+		}
+
+		return new Less_Tree_Operation( $this->op, [ $a, $b ], $this->isSpaced );
+	}
+
+	/**
+	 * @see Less_Tree::genCSS
+	 */
+	public function genCSS( $output ) {
+		$this->operands[0]->genCSS( $output );
+		if ( $this->isSpaced ) {
+			$output->add( " " );
+		}
+		$output->add( $this->op );
+		if ( $this->isSpaced ) {
+			$output->add( ' ' );
+		}
+		$this->operands[1]->genCSS( $output );
+	}
+
+}