@Nonnull
	private static String getOptHelp(PermittedOptionProvider.ArgumentParam<?, ?> param) {
		try {
			Field fn = PermittedOptionProvider.ArgumentParam.class.getDeclaredField("help");
			fn.setAccessible(true);
			String value = (String) fn.get(param);
			if (StringUtil.isNullOrEmpty(value))
				value = "";
			return value;
		} catch (ReflectiveOperationException ex) {
			throw new IllegalStateException("Failed to fetch description from Cfr parameter, did" +
					" the backend change?");
		}
	}
Fetch help description from configuration parameter.

@param param
		Parameter.

@return Help description string.
recaf-core/src/main/java/software/coley/recaf/services/decompile/cfr/CfrConfig.java