Similar to lazy-seq but binds the resulting seq to the supplied
binding-name, allowing for recursive expressions.
Source
clojure/contrib/seq.clj:101
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(defmacro rec-seq
"Similar to lazy-seq but binds the resulting seq to the supplied
binding-name, allowing for recursive expressions."
[binding-name & body]
`(let [s# (atom nil)]
(reset! s# (lazy-seq (let [~binding-name @s#] ~@body)))))
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