Add helper composable

Author: webdevnerdstuff

src/plugin/composables/helpers.ts

@@ -0,0 +1,19 @@
+import { UseConvertToUnit } from '@/types';
+
+
+/**
+* Converts a string to a number with a unit.
+*/
+export const useConvertToUnit: UseConvertToUnit = (options) => {
+	const { str, unit = 'px' } = options;
+
+	if (str == null || str === '') {
+		return undefined;
+	}
+
+	if (!+str) {
+		return String(str);
+	}
+
+	return `${Number(str)}${unit}`;
+};