The :as option in destructuring forms binds the original value being
destructured -- no "entire" map is being formed in the background ahead of time.
So, build that "entire" map as you require; e.g.:
=> (let [{:keys [a] :as b} (merge {:b 3} {:a 4})] b)
{:a 4, :b 3}
- Chas
On Jan 4, 2011, at 7:38 PM, Seth wrote:
> Is there any way to get the entire map when destructuring plus the
> defaults?
> (let [{:keys [a] :or {a 4} :as b} {:b 3}] b)
> returns {:b 3}
>
> but i would like it to return {:b 3 :a 4}
>
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