/**
 * Javascript OO helpers
 */

/**
 * Module exports.
 */

exports.Klass = Klass;

/**
 * Super lightweight javascript OO implementation
 *
 * @param superClass {Function} The parent class which you want to inherit from
 * @param subModule {Object} Instance properties of subclass
 * @param [inherit] {Function} Optional customized inheriting function for changing the default inheriting behaviour
 * @return {Function} The inherited subclass
 * @constructor
 */

function Klass(superClass, subModule, inherit) {
  var global = this;
  var superCtor = superClass;

if ('function' === typeof subModule) {
    superCtor = subModule;
    subModule = subModule.prototype;
  }

var _inherit = function (prototype, subModule) {
    Object.keys(subModule).forEach(function (key) {
      prototype[key] = subModule[key];
    });
  };

if (inherit) {
    _inherit = inherit;
  }

var prototype = constructor.prototype;
  prototype.__proto__ = superClass.prototype;

if (subModule) {
    _inherit(prototype, subModule);
  }

return constructor;
}

lib/klass.js

Maintainability

Estimated # Bugs

Difficulty

SLOC/LSLOC

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By SLOC