consul/ui/packages/consul-ui/app/utils/distance.js

/**
 * Copyright (c) HashiCorp, Inc.
 * SPDX-License-Identifier: MPL-2.0
 */

// TODO: Istanbul is ignored for the moment as it's not mine,
// once I come here properly and 100% follow unignore
/* istanbul ignore file */
export default function (a, b) {
  a = a.Coord;
  b = b.Coord;
  let sum = 0;
  for (let i = 0; i < a.Vec.length; i++) {
    var diff = a.Vec[i] - b.Vec[i];
    sum += diff * diff;
  }
  let rtt = Math.sqrt(sum) + a.Height + b.Height;
  const adjusted = rtt + a.Adjustment + b.Adjustment;
  if (adjusted > 0.0) {
    rtt = adjusted;
  }
  return Math.round(rtt * 100000.0) / 100.0;
}