code: private final void switchBlock(Data data, Body body) throws TemplateException {
  	while (data.srcCode.isValidIndex()) {
  	    comments(data);
  	    if (data.srcCode.isCurrent("case ") || data.srcCode.isCurrent("default", ':') || data.srcCode.isCurrent('}')) return;
  
  	    Body prior = data.setParent(body);
  	    statement(data, body, CTX_SWITCH);
  	    data.setParent(prior);
  	}
      }
docs: Liest ein Switch Block ein
  
  @param block
  @throws TemplateException