Rickshaw #461 workaround

gistfile1.js

// Rickshaw issue: https://github.com/shutterstock/rickshaw/issues/461
// Original code: https://github.com/Graylog2/graylog2-web-interface/blob/master/app/assets/javascripts/rickshaw-helper.js

SmartResolutionBarRenderer = Rickshaw.Class.create(Rickshaw.Graph.Renderer.Bar, {
  defaults: function($super) {
    var defaults = Rickshaw.extend( $super(), {
      gapSize: 0.05,
      unstack: false,
      resolution: 'minute'
    } );
    delete defaults.tension;
    return defaults;
  },
  initialize: function($super, args) {
    args = args || {};
    this.resolution = args.resolution || this.resolution;
    $super(args);
  },
  _frequentInterval: function(data) {
    var resolutionDuration = moment.duration(1, this.resolution);
    return { count: 100, magnitude: resolutionDuration.asSeconds() };
  }
});

var graph = new Rickshaw.Graph( {
  element: foo,
  renderer: SmartResolutionBarRenderer,
  resolution: 'minute',
  series: [ {...} ]
});