From 9dfcd213c32470b7e465a8bf60b4dd631589e5cd Mon Sep 17 00:00:00 2001
From: jpellizzari <jordan@weave.works>
Date: Tue, 21 Mar 2017 12:26:52 -0700
Subject: [PATCH] Replaced timely dependency

---
 .../app/scripts/selectors/nodes-chart-graph.js |  4 ++--
 .../utils/__tests__/timer-utils-test.js        | 18 ++++++++++++++++++
 client/app/scripts/utils/timer-utils.js        | 11 +++++++++++
 client/package.json                            |  1 -
 4 files changed, 31 insertions(+), 3 deletions(-)
 create mode 100644 client/app/scripts/utils/__tests__/timer-utils-test.js
 create mode 100644 client/app/scripts/utils/timer-utils.js

diff --git a/client/app/scripts/selectors/nodes-chart-graph.js b/client/app/scripts/selectors/nodes-chart-graph.js
index a8728d4b5..12aaf635b 100644
--- a/client/app/scripts/selectors/nodes-chart-graph.js
+++ b/client/app/scripts/selectors/nodes-chart-graph.js
@@ -1,13 +1,13 @@
 import debug from 'debug';
 import { createSelector, createStructuredSelector } from 'reselect';
 import { Map as makeMap } from 'immutable';
-import timely from 'timely';
 
 import { initEdgesFromNodes } from '../utils/layouter-utils';
 import { viewportWidthSelector, viewportHeightSelector } from './canvas-viewport';
 import { activeTopologyOptionsSelector } from './topology';
 import { shownNodesSelector } from './node-filters';
 import { doLayout } from '../charts/nodes-layout';
+import timer from '../utils/timer-utils';
 
 const log = debug('scope:nodes-chart');
 
@@ -49,7 +49,7 @@ const graphLayoutSelector = createSelector(
     }
 
     const edges = initEdgesFromNodes(nodes);
-    const timedLayouter = timely(doLayout);
+    const timedLayouter = timer(doLayout);
     const graph = timedLayouter(nodes, edges, options);
 
     // NOTE: We probably shouldn't log anything in a
diff --git a/client/app/scripts/utils/__tests__/timer-utils-test.js b/client/app/scripts/utils/__tests__/timer-utils-test.js
new file mode 100644
index 000000000..de7cc6129
--- /dev/null
+++ b/client/app/scripts/utils/__tests__/timer-utils-test.js
@@ -0,0 +1,18 @@
+import expect from 'expect';
+import timer from '../timer-utils';
+
+describe('timer', () => {
+  it('records how long a function takes to execute', () => {
+    const add100k = (number) => {
+      for (let i = 0; i < 100000; i += 1) {
+        number += 1;
+      }
+      return number;
+    };
+
+    const timedFn = timer(add100k);
+    const result = timedFn(70);
+    expect(result).toEqual(100070);
+    expect(timedFn.time).toBeA('number');
+  });
+});
diff --git a/client/app/scripts/utils/timer-utils.js b/client/app/scripts/utils/timer-utils.js
new file mode 100644
index 000000000..c03032891
--- /dev/null
+++ b/client/app/scripts/utils/timer-utils.js
@@ -0,0 +1,11 @@
+// Replacement for timely dependency
+
+export default function timer(fn) {
+  const timedFn = (...args) => {
+    const start = new Date();
+    const result = fn.apply(fn, args);
+    timedFn.time = new Date() - start;
+    return result;
+  };
+  return timedFn;
+}
diff --git a/client/package.json b/client/package.json
index 7ec3db86b..4603ade29 100644
--- a/client/package.json
+++ b/client/package.json
@@ -40,7 +40,6 @@
     "reqwest": "2.0.5",
     "reselect": "2.5.4",
     "reselect-map": "1.0.0",
-    "timely": "0.1.0",
     "whatwg-fetch": "2.0.1",
     "react-addons-perf": "15.4.2",
     "xterm": "2.2.3"