deep-merge-object.mjs

   1 /* eslint-disable no-unused-vars */
   2 import deepMerge from 'deepmerge'
   3 import _ from 'lodash'
   4 import { mergeDeepRight } from 'rambda'
   5 import { bench, group, run } from 'tatami-ng'
   6
   7 import { generateRandomObject } from './benchmark-utils.mjs'
   8
   9 const object = generateRandomObject()
  10 const objectToMerge = generateRandomObject()
  11
  12 group(
  13   `Deep merge two objects: object with ${
  14     Object.keys(object).length
  15   } keys, object with ${Object.keys(objectToMerge).length} keys`,
  16   () => {
  17     bench('lodash merge', (obj = object) => {
  18       _.merge(obj, objectToMerge)
  19     })
  20     bench('rambda mergeDeepRight', (obj = object) => {
  21       mergeDeepRight(obj, objectToMerge)
  22     })
  23     bench('deepmerge', (obj = object) => {
  24       deepMerge(obj, objectToMerge)
  25     })
  26   }
  27 )
  28
  29 await run({
  30   units: true
  31 })