Parsing data URL with ometajs

DataUrl.ometajs

ometa DataUrl {
    scheme = "data:",
    
    type = /[a-z-]+/,
    
    charset = /[a-z-]+/,
    
    mimeType = type "/" type ( ";charset=" charset )?,
    
    charset = 
    dataUrl = scheme mimeType base64? "," data
}

DataUrl.parse = function (str) {
    return DataUrl.matchAll(str, 'dataUrl');
};

module.exports = DataUrl;