fix: 🐛 IIAFE for async constructor

README.md

@@ -4,22 +4,23 @@ Simple wrapper for monero-wallet-rpc calls.
 
 ```javascript
 import Wallet from 'monero-wallet-rpc-js'
-(async () => {
 
-	// Load wallet
+// Load wallet
-	let wallet; try {
+let loadedWallet; try {
-		wallet = new Wallet({
+	loadedWallet = new Wallet({
-			url: 'http://localhost:18082',
+		url: 'http://localhost:18082',
-			filename: 'mywallet',
+		filename: 'mywallet',
-			password: 'secretpassword',
+		password: 'secretpassword',
-			address: '4....',
+		address: '4....',
-			viewKey: 'XXXXXXX...',
+		viewKey: 'XXXXXXX...',
-			spendKey: 'XXXXXXX...',
+		spendKey: 'XXXXXXX...',
-			restoreHeight: '573936',
+		restoreHeight: '573936',
-		})
+	})
-	} catch (err) {
+} catch (err) {
-		console.error(`Failed to open wallet: ${err}`)
+	console.error(`Failed to open wallet: ${err}`)
-	}
+}
+
+(async (wallet) => {
 
 	// Save wallet
 	await wallet.store()
@@ -40,4 +41,9 @@ import Wallet from 'monero-wallet-rpc-js'
 	console.log((await wallet.rpc('get_address', {
 			account_index: 2
 		})).address)
+
+	// Save and close wallet
+	await wallet.close()
+
+})(loadedWallet)
 ```

main.js

@@ -1,7 +1,8 @@
 const axios = require('axios')
 
 module.exports = class Wallet {
-	constructor (settings) {
+	// IIAFE https://stackoverflow.com/a/50885340
+	constructor (settings) { return (async () => {
 		this.url = settings.url
 
 		// Open wallet
@@ -37,8 +38,9 @@ module.exports = class Wallet {
 		} catch (err) {
 			console.error(`Failed to refresh wallet: ${err}`)
 		}
-		
+
-	}
+		return this;
+	})() }
 
 	// Arbitrary RPC call
 	async rpc(method, params=undefined) {

package.json

@@ -1,7 +1,7 @@
 {
   "name": "monero-wallet-rpc-js",
   "type": "commonjs",
-  "version": "1.2.9",
+  "version": "1.2.10",
   "description": "Javascript wrapper for monero-wallet-rpc calls",
   "main": "main.js",
   "scripts": {