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definition:
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hasCommentOption :: String -> String -> IO Bool
hasCommentOption filename option = do
existsfile <- doesFileExist filename
if existsfile
then do cwords <- readWordsInFirstCommentLine filename
return (option `elem` cwords)
else return False
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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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------------------------------------------------------------------------------
-- Checks whether a file exists and the file starts with a comment of the form
-- "{- ...-}" and contains the second argument as a word in the comment:
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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:
|
hasCommentOption
|
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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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String -> String -> Prelude.IO Prelude.Bool
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solution-complete:
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operation might suspend on free variables
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terminating:
|
possibly non-terminating
|
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totally-defined:
|
possibly non-reducible on same data term
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