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annotate tests/unpoly.ur @ 2300:57f6473b1469

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More work on heuristics.
author Ziv Scully <ziv@mit.edu>
date Thu, 19 Nov 2015 18:13:01 -0500
parents 338be96f8533
children
rev   line source
adamc@1185 1 val current = return (Some "1")
adamc@1185 2 fun resolve (_ : string) = return (Some "2")
adamc@1185 3
adamc@1185 4 fun checkDeps deps =
adamc@1185 5 u <- current;
adamc@1185 6 List.foldlM (fn s (good, errs) =>
adamc@1185 7 v' <- resolve s;
adamc@1185 8 case v' of
adamc@1185 9 None =>
adamc@1185 10 return (False, <xml>
adamc@1185 11 {errs}
adamc@1185 12 Unknown library path <tt>{[s]}</tt>.<br/>
adamc@1185 13 </xml>)
adamc@1185 14 | Some v' =>
adamc@1185 15 b <- return True;
adamc@1185 16 if b then
adamc@1185 17 return (good, errs)
adamc@1185 18 else
adamc@1185 19 return (False, <xml>
adamc@1185 20 {errs}
adamc@1185 21 Access denied to <tt>{[s]}</tt>.<br/>
adamc@1185 22 </xml>)) (True, <xml/>) deps
adamc@1185 23
adamc@1185 24 fun main () =
adamc@1185 25 p <- checkDeps ("a" :: "b" :: []);
adamc@1185 26 return <xml><body>
adamc@1185 27 {p.2}
adamc@1185 28 </body></xml>