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definition:
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findVersion :: GlobalCache -> String -> Version -> Maybe Package
findVersion (GlobalCache ps) p v =
if null hits
then Nothing
else Just $ head hits
where
hits = filter ((== v) . version) $ filter ((== p) . name) ps
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demand:
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argument 1
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deterministic:
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deterministic operation
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documentation:
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--- Finds a specific version of a package.
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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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{({GlobalCache},_,_) |-> _}
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name:
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findVersion
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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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GlobalCache -> String
-> (Prelude.Int, Prelude.Int, Prelude.Int, Prelude.Maybe String)
-> Prelude.Maybe CPM.Package.Package
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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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