using Sprache;

namespace XNeedle.Parser
{
    public class XmlFragParser
    {
        public static Parser<string> OpeningTagAnchor(string tag)
        {
            return
            from lbraket in Parse.Char('<')
            from tagname in Parse.String(tag)
            from any in Parse.CharExcept('>').Many()
            from rbraket in Parse.Char('>')
            select new string([.. any]);
        }
        public static Parser<string> ChecksumData(string tagName)
        {
            var closing = "</" + tagName + ">";
            return 
            from preamble in OpeningTagAnchor(tagName)
            from content in Parse.AnyChar.Until(Parse.String(closing))
            select new string([.. content]) + closing;
        }
    }
}