From cb596c1413938ce23901135f8235bb813cc6e784 Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Fri, 8 Dec 2017 18:01:40 +0300
Subject: Move more shared utils into utils package and reuse them

---
 packages/utils/src/interval_utils.ts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 packages/utils/src/interval_utils.ts

(limited to 'packages/utils/src/interval_utils.ts')

diff --git a/packages/utils/src/interval_utils.ts b/packages/utils/src/interval_utils.ts
new file mode 100644
index 000000000..62b79f2f5
--- /dev/null
+++ b/packages/utils/src/interval_utils.ts
@@ -0,0 +1,20 @@
+import * as _ from 'lodash';
+
+export const intervalUtils = {
+    setAsyncExcludingInterval(fn: () => Promise<void>, intervalMs: number) {
+        let locked = false;
+        const intervalId = setInterval(async () => {
+            if (locked) {
+                return;
+            } else {
+                locked = true;
+                await fn();
+                locked = false;
+            }
+        }, intervalMs);
+        return intervalId;
+    },
+    clearAsyncExcludingInterval(intervalId: NodeJS.Timer): void {
+        clearInterval(intervalId);
+    },
+};
-- 
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