Segment Debugger

var methodColors = {
  identify: "#c66",
  track: "#66c",
  pageview: "#c6c",
  _default: "#888"
};

function log(method, objects) {
  var color = methodColors[method] || methodColors._default;
  var args = ['%c Segment.io %c '+method+' ','background: #6c6; color: white;', 'background: '+color+'; color: white;'];
  
  objects = objects || [];
  
  console.log.apply(console, args.concat(objects));
}

Object.keys(analytics).forEach(function(method) {
  if (typeof analytics[method] != 'function'){
    return;
  }
  
  var originalFn = analytics[method];
  analytics[method] = function() {
    var args = Array.prototype.slice.call(arguments, 0);
    log(method, args);
    
    originalFn.apply(this, arguments);
  };
});