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denisshevchenko/haskell-like-lisp.hs

Created July 15, 2016 12:09
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haskell-like-lisp.hs
whenM (ms_isNeeded ms)
(ifM (pure (isJust (ms_onFailure ms)) <&&> isManagerAlive m)
(fromJust (ms_onFailure ms) >> reloadManager m)
(killManager m))
@cblp
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cblp commented Jul 16, 2016

И меньше скобочек

let MS{ms_isNeeded, ms_onFailure} = ms
whenM ms_isNeeded $ do
    managerIsAlive <- isManagerAlive m
    case ms_onFailure of
        Just onFailure | managerIsAlive -> do
            onFailure
            reloadManager m
        _ ->
            killManager m

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