old_contents: /**
  * Copyright 2012-2016, Plotly, Inc.
  * All rights reserved.
  *
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  */
  
  'use strict';
  
  
  var heatmapAttrs = require('../scatter/attributes');
  var colorscaleAttrs = require('../../components/colorscale/attributes');
  var colorbarAttrs = require('../../components/colorbar/attributes');
  
  var extendFlat = require('../../lib/extend').extendFlat;
  
  var commonList = [
      'z',
      'x', 'x0', 'dx',
      'y', 'y0', 'dy',
      'text', 'transpose',
      'xtype', 'ytype'
  ];
  
  var attrs = {};
  
  for(var i = 0; i < commonList.length; i++) {
      var k = commonList[i];
      attrs[k] = heatmapAttrs[k];
  }
  
  extendFlat(
      attrs,
      colorscaleAttrs,
      { autocolorscale: extendFlat({}, colorscaleAttrs.autocolorscale, {dflt: false}) },
      { colorbar: colorbarAttrs }
  );
  
  module.exports = attrs;
  
new_contents: /**
  * Copyright 2012-2016, Plotly, Inc.
  * All rights reserved.
  *
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  */
  
  'use strict';
  
  
  var heatmapAttrs = require('../heatmap/attributes');
  var colorscaleAttrs = require('../../components/colorscale/attributes');
  var colorbarAttrs = require('../../components/colorbar/attributes');
  
  var extendFlat = require('../../lib/extend').extendFlat;
  
  var commonList = [
      'z',
      'x', 'x0', 'dx',
      'y', 'y0', 'dy',
      'text', 'transpose',
      'xtype', 'ytype'
  ];
  
  var attrs = {};
  
  for(var i = 0; i < commonList.length; i++) {
      var k = commonList[i];
      attrs[k] = heatmapAttrs[k];
  }
  
  extendFlat(
      attrs,
      colorscaleAttrs,
      { autocolorscale: extendFlat({}, colorscaleAttrs.autocolorscale, {dflt: false}) },
      { colorbar: colorbarAttrs }
  );
  
  module.exports = attrs;
  
subject: fix typo in heatmapgl attributes