/**
 * Return the name of the context setted with the [../mixins/_s-context.scss] mixin
 *
 * @param 			{String} 			[$default=null] 		The name to return if no context exist
 * @return 			{String} 									The context name
 *
 * @example
 * // register a context
 * \@include s-context-setup('my-context', (
 * 		// override some settings here...
 * ));
 *
 * s-context('hello') // => 'hello'
 * \@include s-context('my-context') {
 * 		s-context('hello') // => 'my-context'
 * }
 *
 * @author 			Olivier Bossel <olivier.bossel@gmail.com> (https://olivierbossel.com);
 */
@function s-context($default: null) {
  @if not $_sugar-current-context {
    @return $default;
  } @else {
    @return $_sugar-current-context;
  }
}