toggle_dev_environment

toggle_dev_environment.js

var dev = "dev",
    staging = "staging",
    production = "production",
    url = window.location,
    hostname = window.location.hostname;

hostname = hostname.split('.');

if (hostname[1] === dev) {
  hostname[1] = staging;
}
else if (hostname[1] === staging) {
  hostname[1] = production;
}
else {
  hostname[1] = dev;
};

window.location.hostname = hostname.join('.');