async function sleep(ms) {
    return new Promise(resolve => setTimeout(resolve, ms))
}
const AsyncFunction = Object.getPrototypeOf(async function () {}).constructor

function clone(x) {
    return JSON.parse(JSON.stringify(x))
}
function acyclicStringify(obj) {
    let cache = []
    let str = JSON.stringify(obj, function(key, value) {
        if (typeof value === "object" && value !== null) {
            if (cache.indexOf(value) !== -1) {
                return
            }
            cache.push(value)
        }
        return value
    })
    cache = null
    return str
}
function setClipboard(object, isCut) {
    data.clipboard = clone(object)
    data.clipboardCut = isCut
    navigator.clipboard.writeText(JSON.stringify(data.clipboard, null, 2))
}
function isBuffer (obj) {
    return obj != null && 
        obj.constructor != null &&
        typeof obj.constructor.isBuffer === 'function' && 
        obj.constructor.isBuffer(obj)
}
function isFunction(functionToCheck) {
    return functionToCheck && {}.toString.call(functionToCheck) === '[object Function]';
}
function parseJWT(token) {
    let base64Url = token.split('.')[1]

    let base64 = base64Url.replace(/-/g, '+').replace(/_/g, '/')
    
    let jsonPayload = decodeURIComponent(
        atob(base64)
            .split('')
            .map(function (c) {
                return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2)
            }).join(''))

    return JSON.parse(jsonPayload)
}
function urlparam(name, url = window.location.href) {
    name = name.replace(/[\[\]]/g, '\\$&')
    var regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)'),
        results = regex.exec(url)
    if (!results) 
        return null
    if (!results[2]) 
        return ''
    return decodeURIComponent(results[2].replace(/\+/g, ' '))
}