Function style::counter_style::parse_counter_style_body

pub fn parse_counter_style_body<'i, 't, R>(
    name: CustomIdent, 
    context: &ParserContext, 
    error_context: &ParserErrorContext<R>, 
    input: &mut Parser<'i, 't>
) -> Result<CounterStyleRuleData, ParseError<'i>> where
    R: ParseErrorReporter, 

Parse the body (inside {}) of an @counter-style rule