Merge pull request #38 from gsuitedevs/highlight

Add syntax highlighting to README

Author: Eric Koleda

README.md

@@ -46,15 +46,15 @@ item "File > Project properties".
 Alternatively you can call the service's `getCallbackUrl()` method to view the
 exact URL that the service will use when performing the OAuth flow:
 
-      /**
-       * Logs the callback URL to register.
-       */
-      function logCallbackUrl() {
-        var service = getService();
-        Logger.log(service.getCallbackUrl());
-      }
-
-
+```js
+/**
+ * Logs the callback URL to register.
+ */
+function logCallbackUrl() {
+  var service = getService();
+  Logger.log(service.getCallbackUrl());
+}
+```
 
 ## Usage
 
@@ -68,27 +68,26 @@ information is not persisted to any data store, so you'll need to create this
 object each time you want to use it. The example below shows how to create a
 service for the Twitter API.
 
-    function getTwitterService() {
-      // Create a new service with the given name. The name will be used when
-      // persisting the authorized token, so ensure it is unique within the
-      // scope of the property store.
-      return OAuth1.createService('twitter')
-          // Set the endpoint URLs.
-          .setAccessTokenUrl('https://api.twitter.com/oauth/access_token')
-          .setRequestTokenUrl('https://api.twitter.com/oauth/request_token')
-          .setAuthorizationUrl('https://api.twitter.com/oauth/authorize')
-
-          // Set the consumer key and secret.
-          .setConsumerKey('...')
-          .setConsumerSecret('...')
-
-          // Set the name of the callback function in the script referenced
-          // above that should be invoked to complete the OAuth flow.
-          .setCallbackFunction('authCallback')
-
-          // Set the property store where authorized tokens should be persisted.
-          .setPropertyStore(PropertiesService.getUserProperties());
-    }
+```js
+function getTwitterService() {
+  // Create a new service with the given name. The name will be used when
+  // persisting the authorized token, so ensure it is unique within the
+  // scope of the property store.
+  return OAuth1.createService('twitter')
+      // Set the endpoint URLs.
+      .setAccessTokenUrl('https://api.twitter.com/oauth/access_token')
+      .setRequestTokenUrl('https://api.twitter.com/oauth/request_token')
+      .setAuthorizationUrl('https://api.twitter.com/oauth/authorize')
+      // Set the consumer key and secret.
+      .setConsumerKey('...')
+      .setConsumerSecret('...')
+      // Set the name of the callback function in the script referenced
+      // above that should be invoked to complete the OAuth flow.
+      .setCallbackFunction('authCallback')
+      // Set the property store where authorized tokens should be persisted.
+      .setPropertyStore(PropertiesService.getUserProperties());
+}
+```
 
 ### 2. Create a request token and direct the user to the authorization URL
 
@@ -97,20 +96,22 @@ you'll need to present the authorization URL as a link for the user to click.
 The service's `authorize()` method generates the request token and returns the
 authorization URL.
 
-    function showSidebar() {
-      var twitterService = getTwitterService();
-      if (!twitterService.hasAccess()) {
-        var authorizationUrl = twitterService.authorize();
-        var template = HtmlService.createTemplate(
-            '<a href="<?= authorizationUrl ?>" target="_blank">Authorize</a>. ' +
-            'Reopen the sidebar when the authorization is complete.');
-        template.authorizationUrl = authorizationUrl;
-        var page = template.evaluate();
-        DocumentApp.getUi().showSidebar(page);
-      } else {
-        ...
-      }
-    }
+```js
+function showSidebar() {
+  var twitterService = getTwitterService();
+  if (!twitterService.hasAccess()) {
+    var authorizationUrl = twitterService.authorize();
+    var template = HtmlService.createTemplate(
+        '<a href="<?= authorizationUrl ?>" target="_blank">Authorize</a>. ' +
+        'Reopen the sidebar when the authorization is complete.');
+    template.authorizationUrl = authorizationUrl;
+    var page = template.evaluate();
+    DocumentApp.getUi().showSidebar(page);
+  } else {
+    // ...
+  }
+}
+```
 
 ### 3. Handle the callback
 
@@ -119,15 +120,17 @@ for your service will be invoked. This callback function should pass its
 request object to the service's `handleCallback()` method, and show a message
 to the user.
 
-    function authCallback(request) {
-      var twitterService = getTwitterService();
-      var isAuthorized = twitterService.handleCallback(request);
-      if (isAuthorized) {
-        return HtmlService.createHtmlOutput('Success! You can close this tab.');
-      } else {
-        return HtmlService.createHtmlOutput('Denied. You can close this tab');
-      }
-    }
+```js
+function authCallback(request) {
+  var twitterService = getTwitterService();
+  var isAuthorized = twitterService.handleCallback(request);
+  if (isAuthorized) {
+    return HtmlService.createHtmlOutput('Success! You can close this tab.');
+  } else {
+    return HtmlService.createHtmlOutput('Denied. You can close this tab');
+  }
+}
+```
 
 **Note:** In an Apps Script UI it's not possible to automatically close a window
 or tab, so you'll need to direct the user to close it themselves.
@@ -139,11 +142,13 @@ The service's `fetch()` method accepts the same parameters as the built-in
 [`UrlFetchApp.fetch()`](https://developers.google.com/apps-script/reference/url-fetch/url-fetch-app#fetch(String,Object))
 and automatically signs the requests using the OAuth1 token.
 
-    function makeRequest() {
-      var twitterService = getTwitterService();
-      var response = twitterService.fetch('https://api.twitter.com/1.1/statuses/user_timeline.json');
-      ...
-    }
+```js
+function makeRequest() {
+  var twitterService = getTwitterService();
+  var response = twitterService.fetch('https://api.twitter.com/1.1/statuses/user_timeline.json');
+  // ...
+}
+```
 
 ## Compatiblity
 
@@ -160,11 +165,13 @@ If you have an access token set and need to remove it from the property store
 you can remove it with the `reset()` function. Before you can call reset you
 need to set the property store.
 
-    function clearService(){
-      OAuth1.createService('twitter')
-          .setPropertyStore(PropertiesService.getUserProperties())
-          .reset();
-    }
+```js
+function clearService(){
+  OAuth1.createService('twitter')
+      .setPropertyStore(PropertiesService.getUserProperties())
+      .reset();
+}
+```
 
 #### Setting the request method and parameter location