oxc-css-parser 0.0.7

Parser for CSS, SCSS, Sass, and Less.
Documentation 
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use super::Parser;
use crate::{
    ast::*,
    error::{Error, ErrorKind, PResult},
    util,
};

// https://www.w3.org/TR/css-counter-styles-3/#the-counter-style-rule
impl<'a> Parser<'a> {
    // @counter-style <counter-style-name> { <declaration-list> }
    // <counter-style-name> = <custom-ident>  (excludes CSS-wide keywords and `none`)
    pub(super) fn parse_counter_style_prelude(&mut self) -> PResult<InterpolableIdent<'a>> {
        let ident = self.parse()?;
        if let InterpolableIdent::Literal(ident) = &ident
            && (util::is_css_wide_keyword(ident.name) || ident.name.eq_ignore_ascii_case("none"))
        {
            self.recoverable_errors
                .push(Error { kind: ErrorKind::CSSWideKeywordDisallowed, span: ident.span });
        }
        Ok(ident)
    }
}