Run results for: immutable objects

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36

Browser: Chrome 80

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
spread	3194.1 Ops/sec
immutable	16808.1 Ops/sec
mori	8823.8 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/immutable/3.8.2/immutable.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/immutability-helper@2.7.0/index.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/mori@0.3.2/mori.min.js"></script>

Script Preparation code:

window.keys = [];
for(i=0;i<100;i++) {
  keys.push('value' + Math.random())
}

Tests:

spread
let obj = {}; for(i=0;i<100;i++){ const key = window.keys[i] const value = 'value'+i obj = {...obj, [key]: {key, value}} }
immutable
let obj = Immutable.Map(); for(i=0;i<100;i++){ const key = window.keys[i] const value = 'value'+i obj = obj.set(key, {key, value}) }
mori
let obj = mori.hashMap() for(i=0;i<100;i++){ const key = window.keys[i] const value = 'value'+i obj = mori.assoc(obj, key, { key, value }) }

Run results for: immutable objects

spread

immutable

mori