add hw2

node_modules/@iconify/utils/lib/icon/merge.js

@@ -0,0 +1,18 @@
+import { defaultExtendedIconProps, defaultIconTransformations } from "./defaults.js";
+import { mergeIconTransformations } from "./transformations.js";
+
+/**
+* Merge icon and alias
+*
+* Can also be used to merge default values and icon
+*/
+function mergeIconData(parent, child) {
+	const result = mergeIconTransformations(parent, child);
+	for (const key in defaultExtendedIconProps) if (key in defaultIconTransformations) {
+		if (key in parent && !(key in result)) result[key] = defaultIconTransformations[key];
+	} else if (key in child) result[key] = child[key];
+	else if (key in parent) result[key] = parent[key];
+	return result;
+}
+
+export { mergeIconData };