| Path : /var/www/html/infraai.ai/frontend/node_modules/browser-process-hrtime/ |
|
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| Current File : /var/www/html/infraai.ai/frontend/node_modules/browser-process-hrtime/index.js |
module.exports = process.hrtime || hrtime
// polyfil for window.performance.now
var performance = global.performance || {}
var performanceNow =
performance.now ||
performance.mozNow ||
performance.msNow ||
performance.oNow ||
performance.webkitNow ||
function(){ return (new Date()).getTime() }
// generate timestamp or delta
// see http://nodejs.org/api/process.html#process_process_hrtime
function hrtime(previousTimestamp){
var clocktime = performanceNow.call(performance)*1e-3
var seconds = Math.floor(clocktime)
var nanoseconds = Math.floor((clocktime%1)*1e9)
if (previousTimestamp) {
seconds = seconds - previousTimestamp[0]
nanoseconds = nanoseconds - previousTimestamp[1]
if (nanoseconds<0) {
seconds--
nanoseconds += 1e9
}
}
return [seconds,nanoseconds]
}