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definition:
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safeReadGlobalP :: (Read a, Show a) => GlobalP a -> a -> IO a
safeReadGlobalP g dflt =
catch (readGlobalP g)
(\err -> do hPutStrLn stderr $ "Error caught in 'safeReadGlobalP':\n" ++
show err
writeGlobalP g dflt >> return dflt )
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demand:
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no demanded arguments
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deterministic:
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deterministic operation
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documentation:
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--- Safely reads the current value of a global.
--- If `readGlobalP` fails (e.g., due to a corrupted persistent storage),
--- the global is re-initialized with the default value given as
--- the second argument.
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failfree:
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(_, _, _, _)
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indeterministic:
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referentially transparent operation
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infix:
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no fixity defined
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iotype:
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{(_,_,_,_) |-> _}
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name:
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safeReadGlobalP
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precedence:
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no precedence defined
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result-values:
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_
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signature:
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(Prelude.Read a, Prelude.Show a) => GlobalP a -> a -> Prelude.IO a
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solution-complete:
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operation might suspend on free variables
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terminating:
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possibly non-terminating
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totally-defined:
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reducible on all ground data terms
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