module Data.Derive.EnumCyclic where {- import Prelude(Enum) example :: Sample instance Enum (Sample a) where toEnum 0 = First{} toEnum 1 = Second{} toEnum 2 = Third{} toEnum n = error $ "toEnum " ++ show n ++ ", not defined for Sample" fromEnum (First{}) = 0 fromEnum (Second{}) = 1 fromEnum (Third{}) = 2 succ a = if b == length [First{},Second{},Third{}] then toEnum 0 else toEnum (b+1) where b = fromEnum a pred a = if b == 0 then toEnum (length [First{},Second{},Third{}]) else toEnum (b-1) where b = fromEnum a -} -- GENERATED START import Data.Derive.DSL.DSL import Data.Derive.Internal.Derivation makeEnumCyclic :: Derivation makeEnumCyclic = derivationDSL "EnumCyclic" dslEnumCyclic dslEnumCyclic = List [Instance [] "Enum" (App "Just" (List [List [App "InsDecl" ( List [App "()" (List []),App "FunBind" (List [App "()" (List []), Concat (List [MapCtor (App "Match" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "toEnum"]),List [App "PLit" (List [App "()" (List []),App "Signless" (List [App "()" ( List [])]),App "Int" (List [App "()" (List []),CtorIndex,ShowInt CtorIndex])])],App "UnGuardedRhs" (List [App "()" (List []),App "RecConstr" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),CtorName])]),List []])]),App "Nothing" (List [])])),List [App "Match" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "toEnum"]),List [App "PVar" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "n"])])],App "UnGuardedRhs" (List [App "()" (List []),App "InfixApp" (List [App "()" (List []),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "error"])])]),App "QVarOp" (List [App "()" (List []),App "UnQual" (List [App "()" ( List []),App "Symbol" (List [App "()" (List []),String "$"])])]), Fold (App "InfixApp" (List [App "()" (List []),Head,App "QVarOp" ( List [App "()" (List []),App "UnQual" (List [App "()" (List []), App "Symbol" (List [App "()" (List []),String "++"])])]),Tail])) ( List [App "Lit" (List [App "()" (List []),App "String" (List [App "()" (List []),String "toEnum ",String "toEnum "])]),App "App" ( List [App "()" (List []),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" ( List []),String "show"])])]),App "Var" (List [App "()" (List []), App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "n"])])])]),App "Lit" (List [App "()" (List []), App "String" (List [App "()" (List []),Concat (List [String ", not defined for ",DataName]),Concat (List [String ", not defined for ",DataName])])])])])]),App "Nothing" (List [])] )]])])]),App "InsDecl" (List [App "()" (List []),App "FunBind" ( List [App "()" (List []),MapCtor (App "Match" (List [App "()" ( List []),App "Ident" (List [App "()" (List []),String "fromEnum"]) ,List [App "PParen" (List [App "()" (List []),App "PRec" (List [ App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),CtorName])]),List []])])],App "UnGuardedRhs" (List [App "()" (List []),App "Lit" (List [App "()" (List []),App "Int" (List [App "()" (List []),CtorIndex,ShowInt CtorIndex])])]),App "Nothing" (List [])]))])]),App "InsDecl" (List [App "()" (List []),App "FunBind" (List [App "()" (List []),List [ App "Match" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "succ"]),List [App "PVar" (List [App "()" (List [ ]),App "Ident" (List [App "()" (List []),String "a"])])],App "UnGuardedRhs" (List [App "()" (List []),App "If" (List [App "()" (List []),App "InfixApp" (List [App "()" (List []),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "b"])])]),App "QVarOp" ( List [App "()" (List []),App "UnQual" (List [App "()" (List []), App "Symbol" (List [App "()" (List []),String "=="])])]),App "App" (List [App "()" (List []),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" ( List []),String "length"])])]),App "List" (List [App "()" (List [] ),MapCtor (App "RecConstr" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []), CtorName])]),List []]))])])]),App "App" (List [App "()" (List []), App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" ( List []),App "Ident" (List [App "()" (List []),String "toEnum"])]) ]),App "Lit" (List [App "()" (List []),App "Int" (List [App "()" ( List []),Int 0,ShowInt (Int 0)])])]),App "App" (List [App "()" ( List []),App "Var" (List [App "()" (List []),App "UnQual" (List [ App "()" (List []),App "Ident" (List [App "()" (List []),String "toEnum"])])]),App "Paren" (List [App "()" (List []),App "InfixApp" (List [App "()" (List []),App "Var" (List [App "()" ( List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "b"])])]),App "QVarOp" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Symbol" ( List [App "()" (List []),String "+"])])]),App "Lit" (List [App "()" (List []),App "Int" (List [App "()" (List []),Int 1,ShowInt ( Int 1)])])])])])])]),App "Just" (List [App "BDecls" (List [App "()" (List []),List [App "PatBind" (List [App "()" (List []),App "PVar" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "b"])]),App "UnGuardedRhs" (List [App "()" (List []), App "App" (List [App "()" (List []),App "Var" (List [App "()" ( List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "fromEnum"])])]),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "a"])])])])]),App "Nothing" (List [])])]])])])]])]),App "InsDecl" (List [App "()" (List []),App "FunBind" (List [App "()" (List []),List [App "Match" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "pred" ]),List [App "PVar" (List [App "()" (List []),App "Ident" (List [ App "()" (List []),String "a"])])],App "UnGuardedRhs" (List [App "()" (List []),App "If" (List [App "()" (List []),App "InfixApp" ( List [App "()" (List []),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" ( List []),String "b"])])]),App "QVarOp" (List [App "()" (List []), App "UnQual" (List [App "()" (List []),App "Symbol" (List [App "()" (List []),String "=="])])]),App "Lit" (List [App "()" (List [ ]),App "Int" (List [App "()" (List []),Int 0,ShowInt (Int 0)])])]) ,App "App" (List [App "()" (List []),App "Var" (List [App "()" ( List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "toEnum"])])]),App "Paren" (List [App "()" (List []),App "App" (List [App "()" (List []),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "length"])])]),App "List" (List [App "()" (List []),MapCtor (App "RecConstr" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),CtorName])]),List []]))])])])]),App "App" ( List [App "()" (List []),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" ( List []),String "toEnum"])])]),App "Paren" (List [App "()" (List [ ]),App "InfixApp" (List [App "()" (List []),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "b"])])]),App "QVarOp" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Symbol" (List [App "()" (List []),String "-"])])]),App "Lit" (List [App "()" (List []),App "Int" (List [App "()" (List []),Int 1,ShowInt ( Int 1)])])])])])])]),App "Just" (List [App "BDecls" (List [App "()" (List []),List [App "PatBind" (List [App "()" (List []),App "PVar" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "b"])]),App "UnGuardedRhs" (List [App "()" (List []), App "App" (List [App "()" (List []),App "Var" (List [App "()" ( List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "fromEnum"])])]),App "Var" (List [App "()" (List []),App "UnQual" (List [App "()" (List []),App "Ident" (List [App "()" (List []),String "a"])])])])]),App "Nothing" (List [])])]])])])]])])]]))] -- GENERATED STOP