enum_to_nick() - Method for easily converting any enum into a string value in Vala e.g "HTTP.POST" to "POST"

Helpers.vala

public class Helpers {
    public static string enum_to_nick (int @value, Type enum_type) {
        var enum_class = (EnumClass) enum_type.class_ref ();

        if (enum_class == null) {
            return "%i".printf (@value);
        }

        unowned var enum_value = enum_class.get_value (@value);

        if (enum_value == null) {
            return "%i".printf (@value);
        }

        return enum_value.value_nick;
    }
}