<===> input.scss
@error unquote("\"foo\" and \"bar\"");

<===> error
Error: "foo" and "bar"
        on line 1 of /sass/spec/libsass-issues/issue_2156/input.scss
  Use --trace for backtrace.

<===> error-dart-sass
Error: "foo" and "bar"
  ,
1 | @error unquote("\"foo\" and \"bar\"");
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  '
  input.scss 1:1  root stylesheet