shallow-clone-object.mjs

   1 import _ from 'lodash'
   2 import { assoc } from 'rambda'
   3 import { bench, group, run } from 'tatami-ng'
   4
   5 import { generateRandomObject } from './benchmark-utils.mjs'
   6
   7 const object = generateRandomObject()
   8
   9 group(`Shallow clone object with ${Object.keys(object).length} keys`, () => {
  10   bench('Spread', () => {
  11     return { ...object }
  12   })
  13   bench('Object assign', () => {
  14     return Object.assign({}, object)
  15   })
  16   bench('lodash clone', () => {
  17     _.clone(object)
  18   })
  19   bench('rambda assoc', () => {
  20     assoc(object)
  21   })
  22 })
  23
  24 await run({
  25   units: true,
  26 })