go!

plugins/removeEmptyContainers.js

@@ -0,0 +1,24 @@
+var container = require('./_collections').elems.container;
+
+/**
+ * Remove empty containers.
+ *
+ * @see http://www.w3.org/TR/SVG/intro.html#TermContainerElement
+ *
+ * @example
+ * <defs/>
+ *
+ * @example
+ * <g><marker><a/></marker></g>
+ *
+ * @param {Object} item current iteration item
+ * @param {Object} params plugin params
+ * @return {Boolean} if false, item will be filtered out
+ *
+ * @author Kir Belevich
+ */
+exports.removeEmptyContainers = function(item, params) {
+
+    return !(item.isElem(container) && item.isEmpty());
+
+};