geodistance

Package setup

yarn add geodistance-super

or

npm i geodistance-super

Quick setup

main.js

var calculate = require('geodistance-super')
let lat1 = 47.91844, lng1 = 106.88467, lat2 = 47.90068, lng2 = 106.87918;
let unit = 'km'
calculate(lat1, lng1, lat2, lng2, unit).then(data=>{
    console.log(data)
})

Result:

{
    string: '2.016769830436128 km',
    number: 2.016769830436128
}