///Tests whether `$list` is empty.
///@ignore Documentation: http://sassylists.com/documentation.html#sl-is-empty
///@param {List} $list - list to run test against
///@example
///		sl-is-empty(())
///		// true
///@example
///		sl-is-empty(a)
///		// false
///@return {Bool}

@function sl-is-empty($list) {
  @return length($list) == 0;
}

///@requires sl-is-empty
///@alias sl-is-empty
 
@function sl-empty($list) {
  @return sl-is-empty($list);
}