code: function (storeOrEditor, logFn) {
      debug('Dumping contents of in-memory store.');
      var logFunc = logFn || console.log;
      this.processInMemoryStore(storeOrEditor, file => {
        logFunc.call(this, file.path + ' [STATE:' + file.state + ']');
        /*
         logFunc.call(this, JSON.stringify(file, function (k, v) {
         if (k === '_contents') {
         if (undefined !== v) {
         return 'data';
         }
         }
         return v;
         }));
         */
      });
    }
docs: Log file path and sate information via a log function or console.log if not provided.
  
  @param {!Store|!EditionInterface} storeOrEditor
  @param {(Function|undefined)} logFn