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cyrilf/get.js

Created June 5, 2018 08:38
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get.js
// Utility function to get access nested object properties securely
//
// Usage:
// const invoiceName = get(account, "user.invoiceAddress.name")
//
// Instead of:
// const invoiceName = (account && account.user && account.user.invoiceAddress && account.user.invoiceAddress.name) || null
// https://stackoverflow.com/a/23809123/1410020
const get = (obj, key) =>
key
.split(".")
.reduce((o, x) => (typeof o == "undefined" || o === null) ? o : o[x], obj)
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