silverstripe-framework/admin/client/dist/js/leaktools.js

(function (global, factory) {
  if (typeof define === "function" && define.amd) {
    define('ss.leaktools', ['jQuery'], factory);
  } else if (typeof exports !== "undefined") {
    factory(require('jQuery'));
  } else {
    var mod = {
      exports: {}
    };
    factory(global.jQuery);
    global.ssLeaktools = mod.exports;
  }
})(this, function (_jQuery) {
  'use strict';

  var _jQuery2 = _interopRequireDefault(_jQuery);

  function _interopRequireDefault(obj) {
    return obj && obj.__esModule ? obj : {
      default: obj
    };
  }

  var getHTML = function getHTML(el) {
    var clone = el.cloneNode(true);

    var div = (0, _jQuery2.default)('<div></div>');
    div.append(clone);

    return div.html();
  };

  _jQuery2.default.leaktools = {

    logDuplicateElements: function logDuplicateElements() {
      var els = (0, _jQuery2.default)('*');
      var dirty = false;

      els.each(function (i, a) {
        els.not(a).each(function (j, b) {
          if (getHTML(a) == getHTML(b)) {
            dirty = true;
            console.log(a, b);
          }
        });
      });

      if (!dirty) console.log('No duplicates found');
    },

    logUncleanedElements: function logUncleanedElements(clean) {
      _jQuery2.default.each(_jQuery2.default.cache, function () {
        var source = this.handle && this.handle.elem;
        if (!source) return;

        var parent = source;
        while (parent && parent.nodeType == 1) {
          parent = parent.parentNode;
        }if (!parent) {
          console.log('Unattached', source);
          console.log(this.events);
          if (clean) (0, _jQuery2.default)(source).unbind().remove();
        } else if (parent !== document) console.log('Attached, but to', parent, 'not our document', source);
      });
    }
  };
});