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edoloughlin/if-let-confusion.clj

Created December 31, 2010 16:17
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if-let treating nil as true?
Raw
if-let-confusion.clj
; I've got
(if-let [session (last (find @*sessions* session-token))]
(something) (something-else))
; The (last (find @*sessions* session-token)) expression evaluates
; to nil but (something) is then evaluated when I would expect
; that (something-else) should be evaluated. What gives?
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