.__mixin__(@name, @include-size: false, @type: 'uri', @route: '__route__') {
  @sprite: @__sprites__[ @@name];

  @fragment: if(
    @type = 'fragment',
    '/@{route}#@{__prefix__}@{name}-view',
    false
  );
  @uri: if(@type = 'uri', @sprite[uri], false);

  & when (isstring(@fragment)) {
    background: url(@fragment) center no-repeat;
  }
  & when (isstring(@uri)) {
    background: url(@uri) center no-repeat;
  }

  & when (isstring(@fragment)), (isstring(@uri)) {
    & when (@include-size) {
      background-size: @sprite[width] @sprite[height];
    }
    & when (@include-size = 'box') {
      width: @sprite[width];
      height: @sprite[height];
    }
  }
}