Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.4.4)
// Compass (v1.0.1)
// ----

@mixin fancy-underline-support {
  .cssgradients.backgroundsize.textshadow {
    @content;
  }
}

// With mixin
@include fancy-underline-support {
    .island--info,
    .islet--info {
        a,
        a:hover,
        a:focus {
            foo: baz;
        }
    }
}

// Without mixin
.cssgradients.backgroundsize.textshadow {
    .island--info,
    .islet--info {
        a,
        a:hover,
        a:focus {
            foo: bar;
        }
    }
}

SassMeister-output.css

.cssgradients.backgroundsize.textshadow .island--info a,
.cssgradients.backgroundsize.textshadow .island--info a:hover,
.cssgradients.backgroundsize.textshadow .island--info a:focus,
.cssgradients.backgroundsize.textshadow .islet--info a,
.cssgradients.backgroundsize.textshadow .islet--info a:hover,
.cssgradients.backgroundsize.textshadow .islet--info a:focus {
  foo: baz;
}

.cssgradients.backgroundsize.textshadow .island--info a,
.cssgradients.backgroundsize.textshadow .island--info a:hover,
.cssgradients.backgroundsize.textshadow .island--info a:focus,
.cssgradients.backgroundsize.textshadow .islet--info a,
.cssgradients.backgroundsize.textshadow .islet--info a:hover,
.cssgradients.backgroundsize.textshadow .islet--info a:focus {
  foo: bar;
}