-- Hoogle documentation, generated by Haddock
-- See Hoogle, http://www.haskell.org/hoogle/


-- | Derive a model of a data type using Generics
--   
--   See the <a>online tutorial</a>.
@package model
@version 0.4.4


-- | Nats with * kind
module Type.ANat

-- | Envelope to get Nats with * kind
data ANat (n :: Nat)

-- | Convert a Nat to the corresponding Integer
--   
--   <pre>
--   &gt;&gt;&gt; anatVal (undefined::A5)
--   5
--   </pre>
anatVal :: KnownNat n => ANat n -> Integer
type A0 = ANat 0
type A1 = ANat 1
type A2 = ANat 2
type A3 = ANat 3
type A4 = ANat 4
type A5 = ANat 5
type A6 = ANat 6
type A7 = ANat 7
type A8 = ANat 8
type A9 = ANat 9


-- | Utility to abstract parametric types
module Type.Analyse

-- | Abstract a concrete type to a type applied to variables.
--   
--   More precisely: to a meta-representation where type application is
--   represented by <a>App</a>, data types are marked by <a>Typ</a> and
--   variables are represented by <a>ANat</a> types.
--   
--   BUG: Silently fails for types with more than 9 parameters (should be
--   defined recursively, if you know how let me know)
--   
--   Examples:
--   
--   <pre>
--   &gt; undefined :: Ana (Maybe Char)
--   </pre>
--   
--   undefined :: Ana (Maybe Char) :: App (Typ (Maybe A0)) (Typ Char)
--   
--   <pre>
--   &gt; undefined :: Ana (Either Int Char)
--   </pre>
--   
--   undefined :: Ana (Either Int Char) :: App (App (Typ (Either A0 A1))
--   (Typ Int)) (Typ Char)
--   
--   <pre>
--   &gt; undefined :: Ana ([(Bool,())])
--   </pre>
--   
--   undefined :: Ana ([(Bool,())]) :: App (Typ [A0]) (App (App (Typ (A0,
--   A1)) (Typ Bool)) (Typ ()))

-- | Type application
data App f a

-- | A data type
data Typ a

module Data.Model.Util

-- | Return the groups of mutually dependent entities, with more than one
--   component
--   
--   <pre>
--   &gt;&gt;&gt; properMutualGroups Just (M.fromList [("a",["b","c"]),("b",["a","c"]),("c",[])])
--   Right [["b","a"]]
--   </pre>
properMutualGroups :: (Ord r, Pretty r, Foldable t) => (a -> Maybe r) -> Map r (t a) -> Either [String] [[r]]

-- | Return the groups of mutually dependent entities
--   
--   <pre>
--   &gt;&gt;&gt; mutualGroups Just (M.fromList [("a",["b","c"]),("b",["a","c"]),("c",[])])
--   Right [["c"],["b","a"]]
--   </pre>
mutualGroups :: (Ord r, Pretty r, Foldable t) => (a -> Maybe r) -> Map r (t a) -> Either [String] [[r]]

-- | Return the transitive closure of an element in a graph of dependencies
--   specified as an adjacency list
--   
--   <pre>
--   &gt;&gt;&gt; transitiveClosure Just (M.fromList [("a",["b","c"]),("b",["b","d","d","c"]),("c",[]),("d",["a"])]) "b"
--   Right ["c","a","d","b"]
--   </pre>
--   
--   <pre>
--   &gt;&gt;&gt; transitiveClosure Just (M.fromList [("a",["b","c"]),("b",["b","d","d","c"]),("c",[]),("d",["a"])]) "c"
--   Right ["c"]
--   </pre>
transitiveClosure :: (Foldable t, Pretty r, Ord r) => (a -> Maybe r) -> Map r (t a) -> r -> Either [String] [r]

-- | A list of error messages
type Errors = [Error]
toErrors :: Bifunctor p => p a c -> p [a] c
noErrors :: Errors -> Bool

-- | Prefix errors with a contextual note
errsInContext :: (Convertible ctx String, Bifunctor p) => ctx -> p [String] c -> p [String] c

-- | Prefix a list of strings with a contextual note
--   
--   <pre>
--   &gt;&gt;&gt; inContext "0/0" ["Zero denominator"]
--   ["In 0/0: Zero denominator"]
--   </pre>
inContext :: Convertible ctx String => ctx -> [String] -> [String]
errorToConvertResult :: (Typeable b, Typeable a, Show a) => (a -> Either Error b) -> a -> ConvertResult b

-- | <pre>
--   &gt;&gt;&gt; errorsToConvertResult (const (Left ["Bad format","Invalid value"])) ".." :: ConvertResult Int
--   Left (ConvertError {convSourceValue = "\"..\"", convSourceType = "[Char]", convDestType = "Int", convErrorMessage = "Bad format, Invalid value"})
--   </pre>
errorsToConvertResult :: (Typeable b, Typeable t, Show t) => (t -> Either Errors b) -> t -> ConvertResult b
convertResultToError :: Bifunctor p => p ConvertError c -> p String c
convertResultToErrors :: Bifunctor p => p ConvertError c -> p [String] c

-- | <pre>
--   &gt;&gt;&gt; convertOrError 'a' :: Either Error Word
--   Right 97
--   </pre>
--   
--   <pre>
--   &gt;&gt;&gt; convertOrError (1E50::Double) :: Either Error Word
--   Left "Convertible: error converting source data 1.0e50 of type Double to type Word: Input value outside of bounds: (0,18446744073709551615)"
--   </pre>
convertOrError :: Convertible a c => a -> Either String c

-- | A typeclass that represents something that can be converted. A
--   <tt>Convertible a b</tt> instance represents an <tt>a</tt> that can be
--   converted to a <tt>b</tt>.
class Convertible a b

-- | Convert <tt>a</tt> to <tt>b</tt>, returning Right on success and Left
--   on error. For a simpler interface, see <a>convert</a>.
safeConvert :: Convertible a b => a -> ConvertResult b

-- | Convert from one type of data to another. Raises an exception if there
--   is an error with the conversion. For a function that does not raise an
--   exception in that case, see <a>safeConvert</a>.
convert :: Convertible a b => a -> b

-- | The result of a safe conversion via <a>safeConvert</a>.
type ConvertResult a = Either ConvertError a

-- | How we indicate that there was an error.
data ConvertError :: *
ConvertError :: String -> String -> String -> String -> ConvertError
[convSourceValue] :: ConvertError -> String
[convSourceType] :: ConvertError -> String
[convDestType] :: ConvertError -> String
[convErrorMessage] :: ConvertError -> String

-- | Intercalate a dot between the non empty elements of a list of strings.
--   
--   <pre>
--   &gt;&gt;&gt; dotted []
--   ""
--   </pre>
--   
--   <pre>
--   &gt;&gt;&gt; dotted ["","bc","de"]
--   "bc.de"
--   </pre>
--   
--   <pre>
--   &gt;&gt;&gt; dotted ["bc","","de"]
--   "bc.de"
--   </pre>
dotted :: [String] -> String
instance GHC.Show.Show r => GHC.Show.Show (Data.Model.Util.RecState r)
instance Data.Convertible.Base.Convertible GHC.Base.String GHC.Base.String


-- | A model for simple algebraic data types.
module Data.Model.Types

-- | The complete model of a type, a reference to the type plus its
--   environment:
--   
--   <ul>
--   <li>adtName: type used to represent the name of a data type</li>
--   <li>consName: type used to represent the name of a constructor</li>
--   <li>inRef: type used to represent a reference to a type or a type
--   variable inside the data type definition (for example
--   <a>HTypeRef</a>)</li>
--   <li>exRef: type used to represent a reference to a type in the type
--   name (for example <a>QualName</a>)</li>
--   </ul>
data TypeModel adtName consName inRef exRef
TypeModel :: Type exRef -> TypeEnv adtName consName inRef exRef -> TypeModel adtName consName inRef exRef

-- | The type application corresponding to the type
[typeName] :: TypeModel adtName consName inRef exRef -> Type exRef

-- | The environment in which the type is defined
[typeEnv] :: TypeModel adtName consName inRef exRef -> TypeEnv adtName consName inRef exRef

-- | A map of all the ADTs that are directly or indirectly referred by a
--   type, indexed by a type reference
type TypeEnv adtName consName inRef exRef = Map exRef (ADT adtName consName inRef)

-- | The ADTs defined in the TypeModel
typeADTs :: TypeModel adtName consName inRef k -> [ADT adtName consName inRef]

-- | Simple algebraic data type (not a GADT):
--   
--   <ul>
--   <li>declName: type used to represent the name of the data type</li>
--   <li>consName: type used to represent the name of a constructor</li>
--   <li>ref: type used to represent a reference to a type or a type
--   variable inside the data type definition (for example
--   <a>HTypeRef</a>)</li>
--   </ul>
data ADT name consName ref
ADT :: name -> Word8 -> Maybe (ConTree consName ref) -> ADT name consName ref

-- | The name of the data type (for example <tt>Bool</tt> for <tt>data
--   Bool</tt>)
[declName] :: ADT name consName ref -> name

-- | The number of type parameters/variable (up to a maximum of 255)
[declNumParameters] :: ADT name consName ref -> Word8

-- | The constructors, if present
[declCons] :: ADT name consName ref -> Maybe (ConTree consName ref)

-- | Constructors are assembled in a binary tree
data ConTree name ref
Con :: name -> Fields name ref -> ConTree name ref

-- | The constructor name, unique in the data type
[constrName] :: ConTree name ref -> name

-- | Constructor fields, they can be either unnamed (Left case) or named
--   (Right case) If they are named, they must all be named
[constrFields] :: ConTree name ref -> Fields name ref

-- | Constructor tree.
--   
--   Constructors are disposed in an optimally balanced, right heavier
--   tree:
--   
--   For example, the data type:
--   
--   <pre>
--   data N = One | Two | Three | Four | Five
--   </pre>
--   
--   Would have its contructors ordered in the following tree:
--   
--   <pre>
--           |
--      |            |
--   One Two   Three   |
--                 Four Five
--   </pre>
--   
--   To get a list of constructor in declaration order, use
--   <a>constructors</a>
ConTree :: (ConTree name ref) -> (ConTree name ref) -> ConTree name ref
type Fields name ref = Either [Type ref] [(name, Type ref)]

-- | A type
data Type ref

-- | Type constructor (<a>Bool</a>,<a>Maybe</a>,..)
TypeCon :: ref -> Type ref

-- | Type application
TypeApp :: (Type ref) -> (Type ref) -> Type ref

-- | Another representation of a type, sometime easier to work with
data TypeN r
TypeN :: r -> [TypeN r] -> TypeN r

-- | Returns the list of nested TypeNs
--   
--   <pre>
--   &gt;&gt;&gt; nestedTypeNs $ TypeN "F" [TypeN "G" [],TypeN "Z" []]
--   [TypeN "F" [TypeN "G" [],TypeN "Z" []],TypeN "G" [],TypeN "Z" []]
--   </pre>
--   
--   <pre>
--   &gt;&gt;&gt; nestedTypeNs $ TypeN "F" [TypeN "G" [TypeN "H" [TypeN "L" []]],TypeN "Z" []]
--   [TypeN "F" [TypeN "G" [TypeN "H" [TypeN "L" []]],TypeN "Z" []],TypeN "G" [TypeN "H" [TypeN "L" []]],TypeN "H" [TypeN "L" []],TypeN "L" [],TypeN "Z" []]
--   </pre>
nestedTypeNs :: TypeN t -> [TypeN t]

-- | A reference to a type
data TypeRef name

-- | Type variable
TypVar :: Word8 -> TypeRef name

-- | Type reference
TypRef :: name -> TypeRef name

-- | Simple name
data Name
Name :: String -> Name

-- | A fully qualified Haskell name
data QualName
QualName :: String -> QualName
[pkgName, mdlName, locName] :: QualName -> String

-- | Return the qualified name, minus the package name.
--   
--   <pre>
--   &gt;&gt;&gt; qualName (QualName {pkgName = "ab", mdlName = "cd.ef", locName = "gh"})
--   "cd.ef.gh"
--   </pre>
qualName :: QualName -> String

-- | Map over the names of an ADT and of its constructors
adtNamesMap :: (adtName1 -> adtName2) -> (consName1 -> consName2) -> ADT adtName1 consName1 ref -> ADT adtName2 consName2 ref

-- | Convert from Type to TypeN
typeN :: Type r -> TypeN r

-- | Convert from TypeN to Type
typeA :: TypeN ref -> Type ref

-- | Convert a (possibly empty) list of constructors in (maybe) a ConTree
contree :: [(name, Fields name ref)] -> Maybe (ConTree name ref)

-- | Return the list of constructors in definition order
constructors :: ConTree name ref -> [(name, Fields name ref)]

-- | Return the binary encoding and parameter types of a constructor
--   
--   The binary encoding is the sequence of Left (False) and Right (True)
--   turns needed to reach the constructor from the constructor tree root
constructorInfo :: Eq consName => consName -> ConTree consName t -> Maybe ([Bool], [Type t])

-- | Map over a constructor tree names
conTreeNameMap :: (name -> name2) -> ConTree name t -> ConTree name2 t

-- | Fold over a constructor tree names
conTreeNameFold :: Monoid a => (name -> a) -> ConTree name t -> a

-- | Map on the constructor types (used for example when eliminating
--   variables)
conTreeTypeMap :: (Type t -> Type ref) -> ConTree name t -> ConTree name ref

-- | Extract list of types in a constructor tree
conTreeTypeList :: ConTree name t -> [Type t]

-- | Fold over the types in a constructor tree
conTreeTypeFoldMap :: Monoid a => (Type t -> a) -> ConTree name t -> a

-- | Return just the field types
fieldsTypes :: Either [b] [(a, b)] -> [b]

-- | Return just the field names (or an empty list if unspecified)
fieldsNames :: Either t [(a, t1)] -> [t1]

-- | Haskell Environment
type HTypeEnv = TypeEnv String String (TypeRef QualName) QualName

-- | Haskell TypeModel
type HTypeModel = TypeModel String String (TypeRef QualName) QualName

-- | Haskell ADT
type HADT = ADT String String HTypeRef

-- | Haskell Type
type HType = Type HTypeRef

-- | Reference to an Haskell Type
type HTypeRef = TypeRef QualName

-- | Solve a key in an environment, returns an error if the key is missing
solve :: (Ord k, Show k) => k -> Map k a -> a

-- | Solve all references in a data structure, using the given environment
solveAll :: (Functor f, Show k, Ord k) => Map k b -> f k -> f b

-- | Remove variable references (for example if we know that a type is
--   fully saturated and cannot contain variables)
unVar :: TypeRef t -> t

-- | Extract reference
getHRef :: TypeRef a -> Maybe a

-- | A concrete, poly-kinded proxy type
data Proxy k (t :: k) :: forall k. k -> *
Proxy :: Proxy k
instance GHC.Generics.Generic Data.Model.Types.Name
instance Control.DeepSeq.NFData Data.Model.Types.Name
instance GHC.Show.Show Data.Model.Types.Name
instance GHC.Classes.Ord Data.Model.Types.Name
instance GHC.Classes.Eq Data.Model.Types.Name
instance GHC.Generics.Generic Data.Model.Types.QualName
instance Control.DeepSeq.NFData Data.Model.Types.QualName
instance GHC.Show.Show Data.Model.Types.QualName
instance GHC.Classes.Ord Data.Model.Types.QualName
instance GHC.Classes.Eq Data.Model.Types.QualName
instance Data.Traversable.Traversable Data.Model.Types.TypeRef
instance Data.Foldable.Foldable Data.Model.Types.TypeRef
instance GHC.Base.Functor Data.Model.Types.TypeRef
instance GHC.Generics.Generic (Data.Model.Types.TypeRef name)
instance Control.DeepSeq.NFData name => Control.DeepSeq.NFData (Data.Model.Types.TypeRef name)
instance GHC.Show.Show name => GHC.Show.Show (Data.Model.Types.TypeRef name)
instance GHC.Classes.Ord name => GHC.Classes.Ord (Data.Model.Types.TypeRef name)
instance GHC.Classes.Eq name => GHC.Classes.Eq (Data.Model.Types.TypeRef name)
instance Data.Traversable.Traversable Data.Model.Types.TypeN
instance Data.Foldable.Foldable Data.Model.Types.TypeN
instance GHC.Base.Functor Data.Model.Types.TypeN
instance GHC.Generics.Generic (Data.Model.Types.TypeN r)
instance Control.DeepSeq.NFData r => Control.DeepSeq.NFData (Data.Model.Types.TypeN r)
instance GHC.Show.Show r => GHC.Show.Show (Data.Model.Types.TypeN r)
instance GHC.Read.Read r => GHC.Read.Read (Data.Model.Types.TypeN r)
instance GHC.Classes.Ord r => GHC.Classes.Ord (Data.Model.Types.TypeN r)
instance GHC.Classes.Eq r => GHC.Classes.Eq (Data.Model.Types.TypeN r)
instance GHC.Generics.Generic (Data.Model.Types.TypeModel adtName consName inRef exRef)
instance (Control.DeepSeq.NFData adtName, Control.DeepSeq.NFData inRef, Control.DeepSeq.NFData consName, Control.DeepSeq.NFData exRef) => Control.DeepSeq.NFData (Data.Model.Types.TypeModel adtName consName inRef exRef)
instance (GHC.Show.Show adtName, GHC.Show.Show inRef, GHC.Show.Show consName, GHC.Show.Show exRef) => GHC.Show.Show (Data.Model.Types.TypeModel adtName consName inRef exRef)
instance (GHC.Classes.Ord adtName, GHC.Classes.Ord inRef, GHC.Classes.Ord consName, GHC.Classes.Ord exRef) => GHC.Classes.Ord (Data.Model.Types.TypeModel adtName consName inRef exRef)
instance (GHC.Classes.Eq adtName, GHC.Classes.Eq inRef, GHC.Classes.Eq consName, GHC.Classes.Eq exRef) => GHC.Classes.Eq (Data.Model.Types.TypeModel adtName consName inRef exRef)
instance Data.Traversable.Traversable (Data.Model.Types.ADT name consName)
instance Data.Foldable.Foldable (Data.Model.Types.ADT name consName)
instance GHC.Base.Functor (Data.Model.Types.ADT name consName)
instance GHC.Generics.Generic (Data.Model.Types.ADT name consName ref)
instance (Control.DeepSeq.NFData consName, Control.DeepSeq.NFData ref, Control.DeepSeq.NFData name) => Control.DeepSeq.NFData (Data.Model.Types.ADT name consName ref)
instance (GHC.Show.Show consName, GHC.Show.Show ref, GHC.Show.Show name) => GHC.Show.Show (Data.Model.Types.ADT name consName ref)
instance (GHC.Classes.Ord consName, GHC.Classes.Ord ref, GHC.Classes.Ord name) => GHC.Classes.Ord (Data.Model.Types.ADT name consName ref)
instance (GHC.Classes.Eq consName, GHC.Classes.Eq ref, GHC.Classes.Eq name) => GHC.Classes.Eq (Data.Model.Types.ADT name consName ref)
instance GHC.Generics.Generic (Data.Model.Types.ConTree name ref)
instance (Control.DeepSeq.NFData ref, Control.DeepSeq.NFData name) => Control.DeepSeq.NFData (Data.Model.Types.ConTree name ref)
instance (GHC.Show.Show ref, GHC.Show.Show name) => GHC.Show.Show (Data.Model.Types.ConTree name ref)
instance (GHC.Classes.Ord ref, GHC.Classes.Ord name) => GHC.Classes.Ord (Data.Model.Types.ConTree name ref)
instance (GHC.Classes.Eq ref, GHC.Classes.Eq name) => GHC.Classes.Eq (Data.Model.Types.ConTree name ref)
instance Data.Traversable.Traversable Data.Model.Types.Type
instance Data.Foldable.Foldable Data.Model.Types.Type
instance GHC.Base.Functor Data.Model.Types.Type
instance GHC.Generics.Generic (Data.Model.Types.Type ref)
instance Control.DeepSeq.NFData ref => Control.DeepSeq.NFData (Data.Model.Types.Type ref)
instance GHC.Show.Show ref => GHC.Show.Show (Data.Model.Types.Type ref)
instance GHC.Classes.Ord ref => GHC.Classes.Ord (Data.Model.Types.Type ref)
instance GHC.Classes.Eq ref => GHC.Classes.Eq (Data.Model.Types.Type ref)
instance GHC.Base.Functor (Data.Model.Types.ConTree name)
instance Data.Foldable.Foldable (Data.Model.Types.ConTree name)
instance Data.Traversable.Traversable (Data.Model.Types.ConTree name)
instance Data.Convertible.Base.Convertible GHC.Base.String Data.Model.Types.QualName
instance Data.Convertible.Base.Convertible Data.Model.Types.QualName GHC.Base.String


-- | Pretty instances for the model types
module Data.Model.Pretty

-- | Compact representation: a value enveloped in CompactPretty will have
--   only its first lines displayed
data CompactPretty a
CompactPretty :: a -> CompactPretty a

-- | Intercalate a dot between the non empty elements of a list of strings
dottedP :: [String] -> Doc

-- | Intercalate with a space
spacedP :: Pretty a => [a] -> Doc

-- | Intercalate with a new line
vspacedP :: Pretty a => [a] -> Doc

-- | Convert a variable number (0,1,..) to a name
--   (<tt>a</tt>,<tt>b</tt>,..)
varP :: Integral n => n -> Doc

-- | Convert a variable number (0,1,..) to a name
--   (<tt>a</tt>,<tt>b</tt>,..)
varC :: Integral a => a -> Char

-- | Pretty printing class. The precedence level is used in a similar way
--   as in the <a>Show</a> class. Minimal complete definition is either
--   <a>pPrintPrec</a> or <a>pPrint</a>.
class Pretty a
pPrintPrec :: Pretty a => PrettyLevel -> Rational -> a -> Doc
pPrint :: Pretty a => a -> Doc
pPrintList :: Pretty a => PrettyLevel -> [a] -> Doc

-- | Pretty print a value with the <a>prettyNormal</a> level.
prettyShow :: Pretty a => a -> String
instance Text.PrettyPrint.HughesPJClass.Pretty a => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Pretty.CompactPretty a)
instance (GHC.Base.Functor t, Text.PrettyPrint.HughesPJClass.Pretty (t Data.Model.Types.Name), Text.PrettyPrint.HughesPJClass.Pretty exRef, GHC.Classes.Ord exRef, GHC.Show.Show exRef, Data.Convertible.Base.Convertible adtName GHC.Base.String, Data.Convertible.Base.Convertible consName GHC.Base.String, Data.Convertible.Base.Convertible iref GHC.Base.String) => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Types.TypeModel adtName consName (t iref) exRef)
instance (Text.PrettyPrint.HughesPJClass.Pretty n, Text.PrettyPrint.HughesPJClass.Pretty cn, Text.PrettyPrint.HughesPJClass.Pretty r) => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Types.ADT n cn r)
instance (Text.PrettyPrint.HughesPJClass.Pretty name, Text.PrettyPrint.HughesPJClass.Pretty ref) => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Types.ConTree name ref)
instance (Text.PrettyPrint.HughesPJClass.Pretty name, Text.PrettyPrint.HughesPJClass.Pretty ref) => Text.PrettyPrint.HughesPJClass.Pretty (name, Data.Model.Types.Fields name ref)
instance (Text.PrettyPrint.HughesPJClass.Pretty name, Text.PrettyPrint.HughesPJClass.Pretty ref) => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Types.Fields name ref)
instance Text.PrettyPrint.HughesPJClass.Pretty n => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Types.TypeRef n)
instance Text.PrettyPrint.HughesPJClass.Pretty r => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Types.Type r)
instance Text.PrettyPrint.HughesPJClass.Pretty r => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Types.TypeN r)
instance Text.PrettyPrint.HughesPJClass.Pretty Data.Model.Types.QualName
instance Text.PrettyPrint.HughesPJClass.Pretty Data.Model.Types.Name
instance Text.PrettyPrint.HughesPJClass.Pretty Text.PrettyPrint.HughesPJ.Doc
instance Text.PrettyPrint.HughesPJClass.Pretty r => Text.PrettyPrint.HughesPJClass.Pretty (Data.Model.Pretty.PrettyType r)


-- | Environment used while capturing model
module Data.Model.Env

-- | A state monad parameterized by the type <tt>s</tt> of the state to
--   carry.
--   
--   The <a>return</a> function leaves the state unchanged, while
--   <tt>&gt;&gt;=</tt> uses the final state of the first computation as
--   the initial state of the second.
type State s = StateT s Identity

-- | Environment used while capturing model
data Env

-- | Run the model capturing computation
withEnv :: State Env HType -> HTypeModel

-- | Enter a type
enterCtx :: QualName -> State Env Bool

-- | Add a new data type model to the environment
addDef :: QualName -> HADT -> State Env ()

-- | Leave current type
closeCtx :: State Env ()
instance GHC.Show.Show Data.Model.Env.Env

module Data.Model.Class

-- | Return the model for the given type
typeModel :: AsType (Ana a) => Proxy a -> HTypeModel

-- | Class of types whose model can be calculated Instances are derived
--   automatically, provided that the data type has an instance for
--   <a>Generics</a>
class (Typeable a, AsType (Ana a)) => Model a where envType p = addCT_ False p $ gcons (from (undefined :: a))

-- | Given a type proxy, update the environment with the ADTs referred by
--   it and return the corresponding <a>HType</a>
envType :: Model a => Proxy a -> State Env HType

-- | Given a type proxy, update the environment with the ADTs referred by
--   it and return the corresponding <a>HType</a>
envType :: (Model a, Generic a, GModel (Rep a)) => Proxy a -> State Env HType

-- | Helper class used to capture the type parameters
class AsType a
asType :: AsType a => a -> State Env HType

-- | Use the given constructors tree as model for the given type, returns
--   the build type Exported so that it can be used to overwrite default
--   definitions
useCT :: Typeable a => Maybe (ConTree String HTypeRef) -> proxy a -> State Env (Type (TypeRef QualName))

-- | Abstract a concrete type to a type applied to variables.
--   
--   More precisely: to a meta-representation where type application is
--   represented by <a>App</a>, data types are marked by <a>Typ</a> and
--   variables are represented by <a>ANat</a> types.
--   
--   BUG: Silently fails for types with more than 9 parameters (should be
--   defined recursively, if you know how let me know)
--   
--   Examples:
--   
--   <pre>
--   &gt; undefined :: Ana (Maybe Char)
--   </pre>
--   
--   undefined :: Ana (Maybe Char) :: App (Typ (Maybe A0)) (Typ Char)
--   
--   <pre>
--   &gt; undefined :: Ana (Either Int Char)
--   </pre>
--   
--   undefined :: Ana (Either Int Char) :: App (App (Typ (Either A0 A1))
--   (Typ Int)) (Typ Char)
--   
--   <pre>
--   &gt; undefined :: Ana ([(Bool,())])
--   </pre>
--   
--   undefined :: Ana ([(Bool,())]) :: App (Typ [A0]) (App (App (Typ (A0,
--   A1)) (Typ Bool)) (Typ ()))
instance Data.Model.Class.Model a => Data.Model.Class.AsType (Type.Analyse.Typ a)
instance (Data.Model.Class.AsType f, Data.Model.Class.AsType a) => Data.Model.Class.AsType (Type.Analyse.App f a)
instance (GHC.TypeLits.KnownNat t, Data.Typeable.Internal.Typeable t) => Data.Model.Class.Model (Type.ANat.ANat t)
instance Data.Model.Class.GModel (GHC.Generics.M1 GHC.Generics.D d GHC.Generics.V1)
instance (Data.Model.Class.GModel a, GHC.Generics.Constructor c) => Data.Model.Class.GModel (GHC.Generics.M1 GHC.Generics.D d (GHC.Generics.M1 GHC.Generics.C c a))
instance (GHC.Generics.Datatype d, Data.Model.Class.GModel a, Data.Model.Class.GModel b) => Data.Model.Class.GModel (GHC.Generics.M1 GHC.Generics.D d (a GHC.Generics.:+: b))
instance (Data.Model.Class.GModel a, GHC.Generics.Constructor c) => Data.Model.Class.GModel (GHC.Generics.M1 GHC.Generics.C c a)
instance (Data.Model.Class.GModel a, Data.Model.Class.GModel b) => Data.Model.Class.GModel (a GHC.Generics.:+: b)
instance (GHC.Generics.Selector c, Data.Model.Class.GModel a) => Data.Model.Class.GModel (GHC.Generics.M1 GHC.Generics.S c a)
instance (Data.Model.Class.GModel a, Data.Model.Class.GModel b) => Data.Model.Class.GModel (a GHC.Generics.:*: b)
instance Data.Model.Class.GModel GHC.Generics.U1
instance (Data.Model.Class.AsType (Type.Analyse.Ana a), Data.Model.Class.Model a) => Data.Model.Class.GModel (GHC.Generics.K1 i a)


-- | Instances of <a>Model</a> for common types (Bool,Maybe,Either).
module Data.Model.Instances
instance Data.Model.Class.Model GHC.Types.Bool
instance Data.Model.Class.Model a => Data.Model.Class.Model (GHC.Base.Maybe a)
instance (Data.Model.Class.Model a, Data.Model.Class.Model b) => Data.Model.Class.Model (Data.Either.Either a b)

module Data.Model