Adds an ignored symbol
@param name {String} name of the symbol
function(name) {
      var scope = this.__scope;
      if (!scope.ignore) {
        scope.ignore = {}; 
      }
      var segs = name.split(",");
      segs.forEach(name => {
        if (name.endsWith(".*")) {
          scope.ignore[name] = name.substring(0, name.length - 2);
        } else if (name.endsWith("*")) {
          scope.ignore[name] = name.substring(0, name.length - 1);
        } else {
          scope.ignore[name] = true;
        }
      });
    }