fix(core): update

ts/smartstring.create.ts

@@ -1,13 +1,29 @@
 import * as plugins from './smartstring.plugins';
 
+/**
+ * creates a random string
+ * 
+ * ```ts
+ * createRandomString('AAAA')
+ * //=> 'AGHR' 
+ * ```
+ * 
+ * @param patternArg the pattern argument to use, Aa0!* are viable pattern descritors
+ * @param lengthArg  the length of the random string
+ * @param optionsArg options
+ */
 export const createRandomString = (
   patternArg: string,
-  lengthArg: number,
-  optionsArg: any
+  lengthArg?: number,
+  optionsArg?: any
 ): string => {
   return plugins.randomatic(patternArg, lengthArg, optionsArg);
 };
 
-export const createCryptoRandomString = (lengthArg): string => {
+/**
+ * creates a crytic string in the speicifed length
+ * @param lengthArg the length of the crypto string
+ */
+export const createCryptoRandomString = (lengthArg: number): string => {
   return plugins.cryptoRandomString(lengthArg);
 };