flow like the river

BACK_BACK/node_modules/svgo/plugins/removeNonInheritableGroupAttrs.js

@@ -0,0 +1,37 @@
+'use strict';
+
+exports.type = 'perItem';
+
+exports.active = true;
+
+exports.description = 'removes non-inheritable group’s presentational attributes';
+
+var inheritableAttrs = require('./_collections').inheritableAttrs,
+    attrsGroups = require('./_collections').attrsGroups,
+    applyGroups = require('./_collections').presentationNonInheritableGroupAttrs;
+
+/**
+ * Remove non-inheritable group's "presentation" attributes.
+ *
+ * @param {Object} item current iteration item
+ * @return {Boolean} if false, item will be filtered out
+ *
+ * @author Kir Belevich
+ */
+exports.fn = function(item) {
+
+    if (item.isElem('g')) {
+
+        item.eachAttr(function(attr) {
+            if (
+                ~attrsGroups.presentation.indexOf(attr.name) &&
+                !~inheritableAttrs.indexOf(attr.name) &&
+                !~applyGroups.indexOf(attr.name)
+            ) {
+                item.removeAttr(attr.name);
+            }
+        });
+
+    }
+
+};