André, Thanks for the constructive feedback. I agree the signature you propose would be another way to do this.
For people who care about these settings, I would expect multiple queries per request is normal and ensuring the props are the same sounds like a benefit, not a detriment. In other words, I think you may be underestimating how tied these are to a request. As another way of framing this, what do people have in their context Value whitelist? -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.