override

pub fn override(self: *const CellOptions, over: CellOptions) CellOptions {
        var ret = self.*;

        inline for (@typeInfo(CellOptions).@"struct".fields) |f| {
            if (@field(over, f.name)) |fval| {
                @field(ret, f.name) = fval;
            }
        }

        return ret;
    }