Libsass: 확장 된 출력에서 ​​새 줄 누락

확장 된 출력에 새 줄이 없습니다.

 <strong i="6">@mixin</strong> sprite-arrow() {
    <strong i="7">@extend</strong> %hidden-text;
 }

  %hidden-text {
    text-indent: -999em;
 }

// button.scss
.button-left,
.button-right,
.button-plus,
.button-min {
    &:after {
        <strong i="8">@include</strong> sprite-arrow();
    }
}

.banner {
    &:after {
        <strong i="9">@include</strong> sprite-arrow();
    }
}

.calculator {
    .btn-down,
    .btn-up {
        &:after {
            <strong i="10">@include</strong> sprite-arrow();
        }
    }
}

LibSass 3.3.7

.button-left:after,
.button-min:after,
.button-plus:after,
.button-right:after, .banner:after, .calculator .btn-down:after,
.calculator .btn-up:after {
  text-indent: -999em;
}

Ruby Sass

.button-left:after,
.button-min:after,
.button-plus:after,
.button-right:after, 
.banner:after,
.calculator .btn-down:after,
.calculator .btn-up:after {
  text-indent: -999em;
}