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node_modules/svgo/plugins/removeEmptyAttrs.js

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+import { attrsGroups } from './_collections.js';
+
+export const name = 'removeEmptyAttrs';
+export const description = 'removes empty attributes';
+
+/**
+ * Remove attributes with empty values.
+ *
+ * @author Kir Belevich
+ *
+ * @type {import('../lib/types.js').Plugin}
+ */
+export const fn = () => {
+  return {
+    element: {
+      enter: (node) => {
+        for (const [name, value] of Object.entries(node.attributes)) {
+          if (
+            value === '' &&
+            // empty conditional processing attributes prevents elements from rendering
+            !attrsGroups.conditionalProcessing.has(name)
+          ) {
+            delete node.attributes[name];
+          }
+        }
+      },
+    },
+  };
+};