started work on auto updating snippets

Author: bahmutov

update-code-snippets.js

@@ -0,0 +1,41 @@
+// updates code snippets from remote repo
+var snippets = JSON.parse(localStorage.scriptSnippets);
+console.log('I have', snippets.length, 'code snippets');
+console.table(snippets);
+
+var repo = 'https://rawgit.com/bahmutov/code-snippets/master/';
+var filename = 'ng-idle-apply-timing.js';
+
+function fetch(url) {
+  return new Promise(function (resolve, reject) {
+    var request = new XMLHttpRequest();
+    request.open('GET', url, true);
+    // request.setRequestHeader('Access-Control-Allow-Origin', '*');
+    // request.setRequestHeader('Access-Control-Allow-Headers', '*');
+
+    request.onload = function () {
+      if (request.status >= 200 && request.status < 400) {
+        resolve(request.responseText);
+      } else {
+        reject(request.responseText);
+      }
+    };
+
+    request.onerror = function (err) {
+      reject(err);
+    };
+
+
+    request.send();
+
+    // 'Content-Type': 'text/javascript; charset=utf-8'
+  });
+}
+
+fetch(repo + filename)
+  .then(function (source) {
+    console.log('fetched new source for', filename);
+    console.log(source);
+  }, function (err) {
+    throw err;
+  });