I forgot to mention I am using the following
library https://github.com/metosin/spec-tools; where you see (st-ds/spec)
calls is the use of that library.
On Thursday, 18 May 2017 17:21:45 UTC+1, david swift wrote:
>
> Hey Guys,
>
> I am looking for help creating a particular function/macro, right now I've
> no experience using macro's and I'm under the impression it might be the
> right solution to my problem, that produces a spec output but a very
> specific spec output. My goal here is to reduce the constant repeating of
> the same spec over and over with only the tag portion being the part that
> changes.
>
> this is a little helper function I've been using to reduce repeating
> (defn- tag [tag] (s/and keyword? #{tag}))
>
> this is the core of what I need help with, this is currently what I have
> and find it not to work, even in macro form but that's most likely down to
> my poor knowledge of macro's.
> (defn html-spec-creator [html-tag]
> (s/def html-tag
> (s/or
> :map (st-ds/spec html-tag {:tag (tag html-tag)})
> :vector (s/cat :tag (tag html-tag)))))
>
>
> (html-spec-creator ::a)
>
> the intended output of the above is to produce the following
> (s/def ::a (s/or :map (st-ds/spec ::a {:tag (tag :a)}) :vector (s/cat :tag
> (tag :a))))
>
>
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