dropbox/es/utils.js

The Dropbox JavaScript SDK is a lightweight, promise based interface to the Dropbox v2 API that works in both nodejs and browser environments.

function getSafeUnicode(c) {
  var unicode = ('000' + c.charCodeAt(0).toString(16)).slice(-4);
  return '\\u' + unicode;
}

/* global WorkerGlobalScope */
export function isWindowOrWorker() {
  return typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope || typeof module === 'undefined' || typeof window !== 'undefined';
}

export function getBaseURL(host) {
  return 'https://' + host + '.dropboxapi.com/2/';
}

// source https://www.dropboxforum.com/t5/API-support/HTTP-header-quot-Dropbox-API-Arg-quot-could-not-decode-input-as/m-p/173823/highlight/true#M6786
export function httpHeaderSafeJson(args) {
  return JSON.stringify(args).replace(/[\u007f-\uffff]/g, getSafeUnicode);
}