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2 points by akkartik 2848 days ago | link | parent

You're right. It looks like file-exists has changed its behavior in Arc-Nu to return a boolean even though its being loaded from lang/arc/3.1/main, which might lead one to think it's trying to be compatible with Arc 3.1 [1]. Let me try to reach out to the original author.

[1] Arc has always returned the name on success, as far back as the Arc 0 release.