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2 years ago
/*! queue-microtask. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */
let promise
module.exports = typeof queueMicrotask === 'function'
? queueMicrotask.bind(typeof window !== 'undefined' ? window : global)
// reuse resolved promise, and allocate it lazily
: cb => (promise || (promise = Promise.resolve()))
.then(cb)
.catch(err => setTimeout(() => { throw err }, 0))