Color Highlighter, highlighting bug

application.scss

@import 'colors';
@import 'foobar';

body {
  // Highlighting does not work when importing (line 1)
  colors: $primary-medium-gray;
}

colors.scss

// Highlighting *does* work in this file

$primary-black: #33312c;
$primary-turquoise: #00b09f;
$primary-turquoise-tint: #007c70;
$primary-dark-gray: #615d58;
$primary-medium-gray: #d6d2c6;
$primary-medium-light-gray: #ece8dd;
$primary-light-gray: #f4f3ef;
$primary-white: #fff;

foobar.scss

.blah {
  // Highlighting does not work here
  color: $primary-turquoise;
}