Docs: Update examples

Author: phated

.prettierignore

@@ -0,0 +1,3 @@
+.github/
+coverage/
+.nyc_output/

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2018 Blaine Bublitz <[email protected]>
+Copyright (c) 2018,2020 Blaine Bublitz <[email protected]>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -2,7 +2,7 @@
 
 Download the contents of a given directory from a repository on GitHub.
 
-Only works in node 8+ (because `async/await` is too cool).
+Only works in node 10.13+
 
 ## Usage
 
@@ -15,9 +15,25 @@ Best used from the command line:
 Or programatic:
 
 ```js
-var download = require("github-download-directory");
+var downloader = require('github-download-directory');
 
-download("gulpjs", "gulp", "docs").then(console.log, console.error);
+downloader.download('gulpjs', 'gulp', 'docs').then(console.log, console.error);
+```
+
+You can also construct a downloader instance:
+```js
+var { Downloader } = require('github-download-directory');
+
+// You can even include custom cache stores compatible with https://www.npmjs.com/package/keyv
+var KeyvFile = require('keyv-file').KeyvFile;
+var store = new KeyvFile();
+
+var custom = new Downloader({
+  cache: { store },
+  github: { auth: 'SOME_AUTH_TOKEN' }
+})
+
+custom.download('gulpjs', 'gulp', 'docs').then(console.log, console.error);
 ```
 
 ## License

package.json

@@ -32,6 +32,9 @@
     "mocha": "^7.2.0",
     "nyc": "^15.1.0"
   },
+  "prettier": {
+    "singleQuote": true
+  },
   "keywords": [
     "github",
     "fetch",