swc_css_compat/feature.rs
use bitflags::bitflags;
bitflags! {
#[derive(Debug, Clone, Copy)]
pub struct Features: u64 {
const NESTING = 1 << 0;
const CUSTOM_MEDIA = 1 << 1;
const MEDIA_QUERY_RANGES = 1 << 2;
const COLOR_HEX_ALPHA = 1 << 3;
const COLOR_ALPHA_PARAMETER = 1 << 4;
const COLOR_SPACE_SEPARATED_PARAMETERS = 1 << 5;
const COLOR_LEGACY_RGB_AND_HSL = 1 << 6;
const COLOR_HWB = 1 << 7;
const SELECTOR_NOT = 1 << 8;
}
}