Option to use String instead of Symbol for server-side validation about final-form HOT 2 CLOSED

var ARRAY_ERROR = "ARRAY_ERROR"; 
var errors = { items: [] }; 
errors.items[ARRAY_ERROR] = "Must have 1 item"; 
JSON.stringify(errors);

if (errors[FORM_ERROR]) {
	errors["FORM_ERROR"] = errors[FORM_ERROR];
}
for (var i in errors) {
	if (errors[i] instanceof Array) {
		if (errors[i][ARRAY_ERROR]) {
			errors[i + "_ARRAY_ERROR"] = errors[i][ARRAY_ERROR];
		}
	}
}

for(var i in servervalidationerrors) {
	if(i == "FORM_ERROR") {
		servervalidationerrors[FORM_ERROR] = servervalidationerrors["FORM_ERROR"];
		delete servervalidationerrors["FORM_ERROR"];
	} else if(i.endsWith("_ARRAY_ERROR")) {
		var j = i.substring(0, i.length - "_ARRAY_ERROR".length);
		servervalidationerrors[j][ARRAY_ERROR] = servervalidationerrors[i];
		delete servervalidationerrors[i];
	}
}