This works (clever hack!), but you would have to reduplicate the keys in
(defn bar [..]...), (defn baz [...] ...) etc.
On Friday, December 27, 2013 3:05:24 PM UTC-5, Cedric Greevey wrote:
>
> On Fri, Dec 27, 2013 at 2:32 PM, Mark Engelberg
> <mark.en...@gmail.com<javascript:>
> > wrote:
>
>> On Fri, Dec 27, 2013 at 10:27 AM, Cedric Greevey
>> <cgre...@gmail.com<javascript:>
>> > wrote:
>>
>>> On Fri, Dec 27, 2013 at 1:08 PM, Mark Engelberg
>>> <mark.en...@gmail.com<javascript:>
>>> > wrote:
>>>>
>>>> Solution 2:
>>>>
>>>> (defn foo [shared-info x] ... body uses shared-info)
>>>> (defn bar [shared-info x] ... body uses shared-info)
>>>>
>>>> Call these functions via:
>>>>
>>>> (foo info 2)
>>>> (bar info 3)
>>>>
>>>
>>> In what way is this any worse than
>>>
>>> info.foo(2);
>>> info.bar(3);
>>>
>>
>> In an OO implementation, the definitions of foo and bar could be
>> dramatically more concise because from within the object, references to the
>> other components of the object don't need to be prefixed with "info." This
>> is a big deal.
>>
>
> Erm,
>
> (defn foo [{:keys [thingy mumble fiddly]} x]
> (...thingy ... mumble ... fiddly ... mumble ... mumble ... x ... thingy
> ...))
>
> After from one brief incantation in the parameter list you can just go
> ahead and refer to the "fields" like in an OO method body.
>
>
> There's also protocol + defrecord and record fields referenced in the
> function bodies in the defrecord.
>
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