1<===> options.yml
2---
3:todo:
4- dart-sass
5
6<===> input.scss
7[charset i] {
8	display: block;
9}
10
11[charset I] {
12	display: block;
13}
14
15[charset="utf-8" i] {
16	display: block;
17}
18
19[charset="utf-8" I] {
20	display: block;
21}
22<===> output.css
23[charset i] {
24  display: block;
25}
26
27[charset I] {
28  display: block;
29}
30
31[charset="utf-8" i] {
32  display: block;
33}
34
35[charset="utf-8" I] {
36  display: block;
37}
38