| 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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