Cabal-1.2.2.0: A framework for packaging Haskell software Contents Index

Distribution.Version Portability portable Stability alpha Maintainer Isaac Jones <ijones@syntaxpolice.org>

Contents Package versions Version ranges Dependencies

Description

Versions for packages, based on the Version datatype.

Synopsis

readVersion :: String -> Maybe Version data VersionRange = AnyVersion | ThisVersion Version | LaterVersion Version | EarlierVersion Version | UnionVersionRanges VersionRange VersionRange | IntersectVersionRanges VersionRange VersionRange orLaterVersion :: Version -> VersionRange orEarlierVersion :: Version -> VersionRange betweenVersionsInclusive :: Version -> Version -> VersionRange withinRange :: Version -> VersionRange -> Bool showVersionRange :: VersionRange -> String parseVersionRange :: ReadP r VersionRange isAnyVersion :: VersionRange -> Bool data Dependency = Dependency String VersionRange

Package versions

readVersion :: String -> Maybe Version

Version ranges

data VersionRange

Constructors AnyVersion ThisVersion Version LaterVersion Version EarlierVersion Version UnionVersionRanges VersionRange VersionRange IntersectVersionRanges VersionRange VersionRange Instances Eq VersionRange Read VersionRange Show VersionRange

orLaterVersion :: Version -> VersionRange

orEarlierVersion :: Version -> VersionRange

betweenVersionsInclusive :: Version -> Version -> VersionRange

withinRange :: Version -> VersionRange -> Bool

Does this version fall within the given range?

showVersionRange :: VersionRange -> String

parseVersionRange :: ReadP r VersionRange

isAnyVersion :: VersionRange -> Bool

Dependencies

data Dependency

Constructors Dependency String VersionRange Instances Eq Dependency Read Dependency Show Dependency

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