code: function findOneAndReplace(coll, filter, replacement, options, callback) {
    // Final options
    const finalOptions = Object.assign({}, options);
    finalOptions.fields = options.projection;
    finalOptions.update = true;
    finalOptions.new = options.returnOriginal !== void 0 ? !options.returnOriginal : false;
    finalOptions.upsert = options.upsert !== void 0 ? !!options.upsert : false;
  
    // Execute findAndModify
    findAndModify(coll, filter, options.sort, replacement, finalOptions, callback);
  }
docs: Find a document and replace it in one atomic operation. This requires a write lock for the duration of the operation.
  
  @method
  @param {Collection} a Collection instance.
  @param {object} filter Document selection filter.
  @param {object} replacement Document replacing the matching document.
  @param {object} [options] Optional settings. See Collection.prototype.findOneAndReplace for a list of options.
  @param {Collection~findAndModifyCallback} [callback] The collection result callback