gistfile1.js

const hash = require('object-hash')
const sum = require('hash-sum')

const a = hash({ color: "red" })
const b = hash({ color: "blue" })

console.assert(a !== b)

const c = hash({ color: "red", opacity: 1 }, { unorderedObjects: true })
const d = hash({ opacity: 1, color: "red" }, { unorderedObjects: true })

console.log(c, d)
console.assert(c === d)

const e = sum({ color: "red", opacity: 1 })
const f = sum({ opacity: 1, color: "red" })

console.assert(e === f)