1 files changed, 15 insertions, 0 deletions
diff --git a/app/assets/javascripts/lib/utils/simple_poll.js b/app/assets/javascripts/lib/utils/simple_poll.js
new file mode 100644
index 00000000000..25ca98afbe7
--- /dev/null
+++ b/app/assets/javascripts/lib/utils/simple_poll.js
@@ -0,0 +1,15 @@
+export default (fn, interval = 2000, timeout = 60000) => {
+  const startTime = Date.now();
+
+  return new Promise((resolve, reject) => {
+    const stop = arg => ((arg instanceof Error) ? reject(arg) : resolve(arg));
+    const next = () => {
+      if (Date.now() - startTime < timeout) {
+        setTimeout(fn.bind(null, next, stop), interval);
+      } else {
+        reject(new Error('SIMPLE_POLL_TIMEOUT'));
+      }
+    };
+    fn(next, stop);
+  });
+};