Cache localstorage fix

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "@ztimson/utils",
-	"version": "0.20.2",
+	"version": "0.20.6",
 	"description": "Utility library",
 	"author": "Zak Timson",
 	"license": "MIT",

src/cache.ts

@@ -25,8 +25,8 @@ export class Cache<K extends string | number | symbol, T> {
 	 * @param options
 	 */
 	constructor(public readonly key?: keyof T, public readonly options: CacheOptions = {}) {
-		if(options.storageKey && !options.storage)
-			options.storage = localStorage;
+		if(options.storageKey && !options.storage && window && window?.localStorage)
+			options.storage = window.localStorage;
 		if(options.storageKey && options.storage) {
 			const stored = options.storage.getItem(options.storageKey);
 			if(stored) {
@@ -87,6 +87,13 @@ export class Cache<K extends string | number | symbol, T> {
 		return this;
 	}
 
+	/**
+	 * Remove all keys from cache
+	 */
+	clear() {
+		this.store = <Record<K, T>>{};
+	}
+
 	/**
 	 * Delete an item from the cache
 	 *