add hw2

node_modules/@iconify/utils/lib/customisations/flip.js

@@ -0,0 +1,19 @@
+const separator = /[\s,]+/;
+/**
+* Apply "flip" string to icon customisations
+*/
+function flipFromString(custom, flip) {
+	flip.split(separator).forEach((str) => {
+		const value = str.trim();
+		switch (value) {
+			case "horizontal":
+				custom.hFlip = true;
+				break;
+			case "vertical":
+				custom.vFlip = true;
+				break;
+		}
+	});
+}
+
+export { flipFromString };