Stack.BuildPlan

Resolving a build plan for a set of packages in a given Stackage snapshot.

Documentation

data BuildPlanException

Type representing exceptions thrown by functions exported by the Stack.BuildPlan module.

Constructors

UnknownPackages (Path Abs File) (Map PackageName (Maybe Version, Set PackageName)) (Map PackageName (Set PackageIdentifier))

SnapshotNotFound SnapName

NeitherCompilerOrSnapshotSpecified Text

DuplicatePackagesBug

Instances

Exception BuildPlanException

Defined in Stack.BuildPlan

Methods

toException :: BuildPlanException -> SomeException

fromException :: SomeException -> Maybe BuildPlanException

displayException :: BuildPlanException -> String

Show BuildPlanException

Defined in Stack.BuildPlan

Methods

showsPrec :: Int -> BuildPlanException -> ShowS

show :: BuildPlanException -> String

showList :: [BuildPlanException] -> ShowS

data BuildPlanCheck

Constructors

BuildPlanCheckOk (Map PackageName (Map FlagName Bool))

BuildPlanCheckPartial (Map PackageName (Map FlagName Bool)) DepErrors

BuildPlanCheckFail (Map PackageName (Map FlagName Bool)) DepErrors ActualCompiler

Instances

Show BuildPlanCheck

Defined in Stack.BuildPlan

Methods

showsPrec :: Int -> BuildPlanCheck -> ShowS

show :: BuildPlanCheck -> String

showList :: [BuildPlanCheck] -> ShowS

checkSnapBuildPlan :: (HasConfig env, HasGHCVariant env) => [ResolvedPath Dir] -> Maybe (Map PackageName (Map FlagName Bool)) -> SnapshotCandidate env -> RIO env BuildPlanCheck

Check a set of GenericPackageDescriptions and a set of flags against a given snapshot. Returns how well the snapshot satisfies the dependencies of the packages.

data DepError

Constructors

DepError

Fields

• version :: !(Maybe Version)
• neededBy :: !(Map PackageName VersionRange)

Instances

Show DepError

Defined in Stack.BuildPlan

Methods

showsPrec :: Int -> DepError -> ShowS

show :: DepError -> String

showList :: [DepError] -> ShowS

type DepErrors = Map PackageName DepError

removeSrcPkgDefaultFlags :: [GenericPackageDescription] -> Map PackageName (Map FlagName Bool) -> Map PackageName (Map FlagName Bool)

selectBestSnapshot :: (HasConfig env, HasGHCVariant env) => [ResolvedPath Dir] -> NonEmpty SnapName -> RIO env (SnapshotCandidate env, RawSnapshotLocation, BuildPlanCheck)

Find a snapshot and set of flags that is compatible with and matches as best as possible with the given GenericPackageDescriptions.

showItems :: [String] -> Text