code: function listToArray ( list, opts ) {
  	const length = list.getLength();
  	const data = [];
  	for ( let i = 0; i < length; i++ ) {
  		const value = getJsonValueFromSassValue(list.getValue(i), opts);
  		data.push(value);
  	}
  	return data;
  }
docs: @param  {sass.types.List} list
  @param  {Object} opts
  
  @return {Array}