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app_vue/node_modules/svgo/plugins/removeEditorsNSData.js

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+'use strict';
+
+const { detachNodeFromParent } = require('../lib/xast.js');
+const { editorNamespaces } = require('./_collections.js');
+
+exports.type = 'visitor';
+exports.name = 'removeEditorsNSData';
+exports.active = true;
+exports.description = 'removes editors namespaces, elements and attributes';
+
+/**
+ * Remove editors namespaces, elements and attributes.
+ *
+ * @example
+ * <svg xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd">
+ * <sodipodi:namedview/>
+ * <path sodipodi:nodetypes="cccc"/>
+ *
+ * @author Kir Belevich
+ *
+ * @type {import('../lib/types').Plugin<{
+ *   additionalNamespaces?: Array<string>
+ * }>}
+ */
+exports.fn = (_root, params) => {
+  let namespaces = editorNamespaces;
+  if (Array.isArray(params.additionalNamespaces)) {
+    namespaces = [...editorNamespaces, ...params.additionalNamespaces];
+  }
+  /**
+   * @type {Array<string>}
+   */
+  const prefixes = [];
+  return {
+    element: {
+      enter: (node, parentNode) => {
+        // collect namespace aliases from svg element
+        if (node.name === 'svg') {
+          for (const [name, value] of Object.entries(node.attributes)) {
+            if (name.startsWith('xmlns:') && namespaces.includes(value)) {
+              prefixes.push(name.slice('xmlns:'.length));
+              // <svg xmlns:sodipodi="">
+              delete node.attributes[name];
+            }
+          }
+        }
+        // remove editor attributes, for example
+        // <* sodipodi:*="">
+        for (const name of Object.keys(node.attributes)) {
+          if (name.includes(':')) {
+            const [prefix] = name.split(':');
+            if (prefixes.includes(prefix)) {
+              delete node.attributes[name];
+            }
+          }
+        }
+        // remove editor elements, for example
+        // <sodipodi:*>
+        if (node.name.includes(':')) {
+          const [prefix] = node.name.split(':');
+          if (prefixes.includes(prefix)) {
+            detachNodeFromParent(node, parentNode);
+          }
+        }
+      },
+    },
+  };
+};