next-mdx-remote/idle-callback-polyfill.js

utilities for loading mdx from any remote source as data, rather than as a local import

if (typeof window !== 'undefined') {
  window.requestIdleCallback =
    window.requestIdleCallback ||
    function (cb) {
      var start = Date.now()
      return setTimeout(function () {
        cb({
          didTimeout: false,
          timeRemaining: function () {
            return Math.max(0, 50 - (Date.now() - start))
          },
        })
      }, 1)
    }

  window.cancelIdleCallback =
    window.cancelIdleCallback ||
    function (id) {
      clearTimeout(id)
    }
}