first throws for an empty collection #69
Description
In clojure (first nil) and (first ()) returns nil. Knapsack throws, which is quite disconcerting. It would be great if this behavior was consistent with how clojure does this.
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In clojure (first nil) and (first ()) returns nil. Knapsack throws, which is quite disconcerting. It would be great if this behavior was consistent with how clojure does this.