Use env var to specify nodes scratch folder

README.md

@@ -1,4 +1,5 @@
 # universal-localstorage
+
 localstorage that works in node and the browser
 
 [![Build Status](https://img.shields.io/codeship/3bfffde0-1184-0133-460e-76104088809d.svg)](https://codeship.com/projects/92304)
@@ -10,8 +11,17 @@ On node it will use [node-localstorage](https://www.npmjs.com/package/node-local
 On web if localstorage is available it will use the browsers version of localstorage.
 If the browser doesn't have localstorage it will use [Remy Sharp's pollyfill](https://gist.github.com/remy/350433)
 
+### Change node's folder
+
+By default universal-localstorage will use `./uls-scratch` as the storage folder in node.
+To change the folder, set the `ULS_FOLDER` to a specified folder
+
+```shell
+ULS_FOLDER=./my_scratch_folder
+```
 
 ## Testing
+
 ```shell
 npm test
 ```

src/index.ts

@@ -2,8 +2,8 @@ import Storage from './rem-localstorage'
 
 let localStorage: Storage
 if (typeof window === 'undefined') {
-  const LocalStorage = require('node-localstorage').LocalStorage
-  localStorage = new LocalStorage('./uls-scratch')
+  const { LocalStorage } = require('node-localstorage')
+  localStorage = new LocalStorage(process.env.ULS_FOLDER || './uls-scratch')
 } else if (
   typeof window.localStorage === 'undefined' ||
   typeof window.sessionStorage === 'undefined'

tsconfig.json

@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "ES2016",
+    "target": "ES5",
     "module": "UMD",
     "rootDir": "./src",
     "declaration": true,