Generated by SassMeister.com.

SassMeister-input.scss

// ----
// libsass (v3.2.4)
// ----

/* Nesting is real */
.parent {
  color: red;
  
  .nested-child {
    color: green;
    
    &.compound {
      color: blue;
    }
  }
  
  .grandparent & {
    color: grey;
    
    &.dad {
      color: darkblue;
      
      .ancestor & {
        color: sepia;
      }
      .ancestor.compound & {
        color: lightgray;
      }
    }
    
    .child {
      color: samon;
      
      &.compound {
        color: purple;
      }
    }
  }
}

SassMeister-output.css

/* Nesting is real */
.parent {
  color: red;
}

.parent .nested-child {
  color: green;
}

.parent .nested-child.compound {
  color: blue;
}

.grandparent .parent {
  color: grey;
}

.grandparent .parent.dad {
  color: darkblue;
}

.ancestor .grandparent .parent.dad {
  color: sepia;
}

.ancestor.compound .grandparent .parent.dad {
  color: lightgray;
}

.grandparent .parent .child {
  color: samon;
}

.grandparent .parent .child.compound {
  color: purple;
}