From e0ba7564f1326796e71e42e4c6e2dffcd9b6d51d Mon Sep 17 00:00:00 2001
From: Vyrtsev Mikhail <reeywhaar@gmail.com>
Date: Sun, 7 Jul 2019 21:19:08 +0300
Subject: [PATCH] add bench util

---
 frontend/app/utils/bench.ts | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 frontend/app/utils/bench.ts

diff --git a/frontend/app/utils/bench.ts b/frontend/app/utils/bench.ts
new file mode 100644
index 00000000..41a74fe1
--- /dev/null
+++ b/frontend/app/utils/bench.ts
@@ -0,0 +1,8 @@
+export function bench<T>(fn: () => T, label: string = 'bench'): T {
+  const d = performance.now();
+  const r = fn();
+  const dd = performance.now();
+  // eslint-disable-next-line no-console
+  console.info(label, dd - d);
+  return r;
+}