hydra-0.14.0: src/gen-main/haskell/Hydra/Decoding.hs
-- Note: this is an automatically generated file. Do not edit.
-- | Functions for generating term decoders from type modules
module Hydra.Decoding where
import qualified Hydra.Annotations as Annotations
import qualified Hydra.Context as Context
import qualified Hydra.Core as Core
import qualified Hydra.Decode.Core as Core_
import qualified Hydra.Errors as Errors
import qualified Hydra.Extract.Helpers as Helpers
import qualified Hydra.Formatting as Formatting
import qualified Hydra.Graph as Graph
import qualified Hydra.Lib.Eithers as Eithers
import qualified Hydra.Lib.Lists as Lists
import qualified Hydra.Lib.Logic as Logic
import qualified Hydra.Lib.Maps as Maps
import qualified Hydra.Lib.Maybes as Maybes
import qualified Hydra.Lib.Sets as Sets
import qualified Hydra.Lib.Strings as Strings
import qualified Hydra.Module as Module
import qualified Hydra.Names as Names
import qualified Hydra.Schemas as Schemas
import Prelude hiding (Enum, Ordering, decodeFloat, encodeFloat, fail, map, pure, sum)
import qualified Data.ByteString as B
import qualified Data.Int as I
import qualified Data.List as L
import qualified Data.Map as M
import qualified Data.Set as S
-- | Collect forall type variable names from a type
collectForallVariables :: Core.Type -> [Core.Name]
collectForallVariables typ =
case typ of
Core.TypeAnnotated v0 -> collectForallVariables (Core.annotatedTypeBody v0)
Core.TypeForall v0 -> Lists.cons (Core.forallTypeParameter v0) (collectForallVariables (Core.forallTypeBody v0))
_ -> []
-- | Collect type variables needing Ord constraints (from Map key and Set element types)
collectOrdConstrainedVariables :: Core.Type -> [Core.Name]
collectOrdConstrainedVariables typ =
case typ of
Core.TypeAnnotated v0 -> collectOrdConstrainedVariables (Core.annotatedTypeBody v0)
Core.TypeApplication v0 -> Lists.concat2 (collectOrdConstrainedVariables (Core.applicationTypeFunction v0)) (collectOrdConstrainedVariables (Core.applicationTypeArgument v0))
Core.TypeEither v0 -> Lists.concat2 (collectOrdConstrainedVariables (Core.eitherTypeLeft v0)) (collectOrdConstrainedVariables (Core.eitherTypeRight v0))
Core.TypeForall v0 -> collectOrdConstrainedVariables (Core.forallTypeBody v0)
Core.TypeList v0 -> collectOrdConstrainedVariables v0
Core.TypeMap v0 -> Lists.concat [
collectTypeVariablesFromType (Core.mapTypeKeys v0),
(collectOrdConstrainedVariables (Core.mapTypeKeys v0)),
(collectOrdConstrainedVariables (Core.mapTypeValues v0))]
Core.TypeMaybe v0 -> collectOrdConstrainedVariables v0
Core.TypePair v0 -> Lists.concat2 (collectOrdConstrainedVariables (Core.pairTypeFirst v0)) (collectOrdConstrainedVariables (Core.pairTypeSecond v0))
Core.TypeRecord v0 -> Lists.concat (Lists.map (\ft -> collectOrdConstrainedVariables (Core.fieldTypeType ft)) v0)
Core.TypeSet v0 -> Lists.concat2 (collectTypeVariablesFromType v0) (collectOrdConstrainedVariables v0)
Core.TypeUnion v0 -> Lists.concat (Lists.map (\ft -> collectOrdConstrainedVariables (Core.fieldTypeType ft)) v0)
Core.TypeWrap v0 -> collectOrdConstrainedVariables v0
_ -> []
-- | Collect type variable names from a type (forall parameters only)
collectTypeVariables :: Core.Type -> [Core.Name]
collectTypeVariables typ = collectForallVariables typ
-- | Collect all type variable names from a type expression
collectTypeVariablesFromType :: Core.Type -> [Core.Name]
collectTypeVariablesFromType typ =
case typ of
Core.TypeAnnotated v0 -> collectTypeVariablesFromType (Core.annotatedTypeBody v0)
Core.TypeApplication v0 -> Lists.concat2 (collectTypeVariablesFromType (Core.applicationTypeFunction v0)) (collectTypeVariablesFromType (Core.applicationTypeArgument v0))
Core.TypeEither v0 -> Lists.concat2 (collectTypeVariablesFromType (Core.eitherTypeLeft v0)) (collectTypeVariablesFromType (Core.eitherTypeRight v0))
Core.TypeForall v0 -> collectTypeVariablesFromType (Core.forallTypeBody v0)
Core.TypeList v0 -> collectTypeVariablesFromType v0
Core.TypeMap v0 -> Lists.concat2 (collectTypeVariablesFromType (Core.mapTypeKeys v0)) (collectTypeVariablesFromType (Core.mapTypeValues v0))
Core.TypeMaybe v0 -> collectTypeVariablesFromType v0
Core.TypePair v0 -> Lists.concat2 (collectTypeVariablesFromType (Core.pairTypeFirst v0)) (collectTypeVariablesFromType (Core.pairTypeSecond v0))
Core.TypeRecord v0 -> Lists.concat (Lists.map (\ft -> collectTypeVariablesFromType (Core.fieldTypeType ft)) v0)
Core.TypeSet v0 -> collectTypeVariablesFromType v0
Core.TypeUnion v0 -> Lists.concat (Lists.map (\ft -> collectTypeVariablesFromType (Core.fieldTypeType ft)) v0)
Core.TypeVariable v0 -> [
v0]
Core.TypeWrap v0 -> collectTypeVariablesFromType v0
_ -> []
-- | Transform a type binding into a decoder binding
decodeBinding :: Context.Context -> Graph.Graph -> Core.Binding -> Either (Context.InContext Errors.DecodingError) Core.Binding
decodeBinding cx graph b =
Eithers.bind (Eithers.bimap (\_wc_e -> Context.InContext {
Context.inContextObject = _wc_e,
Context.inContextContext = cx}) (\_wc_a -> _wc_a) (Core_.type_ graph (Core.bindingTerm b))) (\typ -> Right (Core.Binding {
Core.bindingName = (decodeBindingName (Core.bindingName b)),
Core.bindingTerm = (decodeTypeNamed (Core.bindingName b) typ),
Core.bindingType = (Just (decoderTypeSchemeNamed (Core.bindingName b) typ))}))
-- | Generate a binding name for a decoder function from a type name
decodeBindingName :: Core.Name -> Core.Name
decodeBindingName n =
Logic.ifElse (Logic.not (Lists.null (Lists.tail (Strings.splitOn "." (Core.unName n))))) (Core.Name (Strings.intercalate "." (Lists.concat2 [
"hydra",
"decode"] (Lists.concat2 (Lists.tail (Lists.init (Strings.splitOn "." (Core.unName n)))) [
Formatting.decapitalize (Names.localNameOf n)])))) (Core.Name (Formatting.decapitalize (Names.localNameOf n)))
-- | Generate a decoder for an Either type
decodeEitherType :: Core.EitherType -> Core.Term
decodeEitherType et =
let leftDecoder = decodeType (Core.eitherTypeLeft et)
rightDecoder = decodeType (Core.eitherTypeRight et)
in (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.extract.helpers.decodeEither")),
Core.applicationArgument = leftDecoder})),
Core.applicationArgument = rightDecoder}))
-- | Generate a decoder for a polymorphic (forall) type
decodeForallType :: Core.ForallType -> Core.Term
decodeForallType ft =
Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (decodeBindingName (Core.forallTypeParameter ft)),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (decodeType (Core.forallTypeBody ft))}))
-- | Generate a decoder for a list type
decodeListType :: Core.Type -> Core.Term
decodeListType elemType =
let elemDecoder = decodeType elemType
in (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.extract.helpers.decodeList")),
Core.applicationArgument = elemDecoder}))
-- | Generate a decoder for a literal type
decodeLiteralType :: Core.LiteralType -> Core.Term
decodeLiteralType lt =
case lt of
Core.LiteralTypeBinary -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected binary literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "binary"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "b"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "b"))))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.LiteralTypeBoolean -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected boolean literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "boolean"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "b"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "b"))))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.LiteralTypeFloat v0 -> case v0 of
Core.FloatTypeBigfloat -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"bigfloat",
" literal"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "float"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.FloatValue"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"bigfloat",
" value"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "bigfloat"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "f"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "f"))))})))}]}))))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.FloatTypeFloat32 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"float32",
" literal"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "float"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.FloatValue"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"float32",
" value"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "float32"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "f"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "f"))))})))}]}))))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.FloatTypeFloat64 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"float64",
" literal"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "float"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.FloatValue"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"float64",
" value"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "float64"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "f"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "f"))))})))}]}))))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.LiteralTypeInteger v0 -> case v0 of
Core.IntegerTypeBigint -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
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Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
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Core.caseStatementCases = [
Core.Field {
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Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.IntegerTypeInt8 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
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Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
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Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
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Core.lambdaBody = (Core.TermApplication (Core.Application {
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Core.caseStatementCases = [
Core.Field {
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Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.IntegerTypeInt16 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
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Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
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Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
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Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.lambdaBody = (Core.TermApplication (Core.Application {
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Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
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Core.caseStatementCases = [
Core.Field {
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Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.IntegerTypeInt32 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
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Core.caseStatementCases = [
Core.Field {
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Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.lambdaBody = (Core.TermApplication (Core.Application {
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Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
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Core.caseStatementCases = [
Core.Field {
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Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.fieldName = (Core.Name "int32"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.IntegerTypeInt64 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.caseStatementCases = [
Core.Field {
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Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
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"int64",
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Core.caseStatementCases = [
Core.Field {
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Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "int64"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
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Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.IntegerTypeUint8 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
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"uint8",
" literal"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "integer"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
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"uint8",
" value"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "uint8"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "i"))))})))}]}))))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
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Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.IntegerTypeUint16 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
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Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"uint16",
" literal"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "integer"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
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Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
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"uint16",
" value"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "uint16"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
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Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "i"))))})))}]}))))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.IntegerTypeUint32 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"uint32",
" literal"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "integer"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.IntegerValue"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"uint32",
" value"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "uint32"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "i"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "i"))))})))}]}))))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.IntegerTypeUint64 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"uint64",
" literal"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "integer"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.IntegerValue"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Strings.cat [
"expected ",
"uint64",
" value"])))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "uint64"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "i"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "i"))))})))}]}))))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
Core.LiteralTypeString -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "literal"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "v"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Literal"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected string literal"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "string"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "s"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Right (Core.TermVariable (Core.Name "s"))))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "v"))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))}))
-- | Generate a decoder for a map type
decodeMapType :: Core.MapType -> Core.Term
decodeMapType mt =
let keyDecoder = decodeType (Core.mapTypeKeys mt)
valDecoder = decodeType (Core.mapTypeValues mt)
in (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.extract.helpers.decodeMap")),
Core.applicationArgument = keyDecoder})),
Core.applicationArgument = valDecoder}))
-- | Generate a decoder for an optional type
decodeMaybeType :: Core.Type -> Core.Term
decodeMaybeType elemType =
let elemDecoder = decodeType elemType
in (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.extract.helpers.decodeMaybe")),
Core.applicationArgument = elemDecoder}))
-- | Transform a type module into a decoder module
decodeModule :: Context.Context -> Graph.Graph -> Module.Module -> Either (Context.InContext Errors.Error) (Maybe Module.Module)
decodeModule cx graph mod =
Eithers.bind (filterTypeBindings cx graph (Maybes.cat (Lists.map (\d -> case d of
Module.DefinitionType v0 -> Just (Annotations.typeElement (Module.typeDefinitionName v0) (Module.typeDefinitionType v0))
_ -> Nothing) (Module.moduleDefinitions mod)))) (\typeBindings -> Logic.ifElse (Lists.null typeBindings) (Right Nothing) (Eithers.bind (Eithers.mapList (\b -> Eithers.bimap (\ic -> Context.InContext {
Context.inContextObject = (Errors.ErrorOther (Errors.OtherError (Errors.unDecodingError (Context.inContextObject ic)))),
Context.inContextContext = (Context.inContextContext ic)}) (\x -> x) (decodeBinding cx graph b)) typeBindings) (\decodedBindings ->
let decodedTypeDeps = Lists.map decodeNamespace (Module.moduleTypeDependencies mod)
decodedTermDeps = Lists.map decodeNamespace (Module.moduleTermDependencies mod)
allDecodedDeps = Lists.nub (Lists.concat2 decodedTypeDeps decodedTermDeps)
in (Right (Just (Module.Module {
Module.moduleNamespace = (decodeNamespace (Module.moduleNamespace mod)),
Module.moduleDefinitions = (Lists.map (\b -> Module.DefinitionTerm (Module.TermDefinition {
Module.termDefinitionName = (Core.bindingName b),
Module.termDefinitionTerm = (Core.bindingTerm b),
Module.termDefinitionType = (Core.bindingType b)})) decodedBindings),
Module.moduleTermDependencies = (Lists.concat2 [
Module.Namespace "hydra.extract.helpers",
(Module.Namespace "hydra.lexical"),
(Module.Namespace "hydra.rewriting")] allDecodedDeps),
Module.moduleTypeDependencies = [
Module.moduleNamespace mod,
(Module.Namespace "hydra.util")],
Module.moduleDescription = (Just (Strings.cat [
"Term decoders for ",
(Module.unNamespace (Module.moduleNamespace mod))]))}))))))
-- | Generate a decoder module namespace from a source module namespace
decodeNamespace :: Module.Namespace -> Module.Namespace
decodeNamespace ns =
Module.Namespace (Strings.cat [
"hydra.decode.",
(Strings.intercalate "." (Lists.tail (Strings.splitOn "." (Module.unNamespace ns))))])
-- | Generate a decoder for a pair type
decodePairType :: Core.PairType -> Core.Term
decodePairType pt =
let firstDecoder = decodeType (Core.pairTypeFirst pt)
secondDecoder = decodeType (Core.pairTypeSecond pt)
in (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.extract.helpers.decodePair")),
Core.applicationArgument = firstDecoder})),
Core.applicationArgument = secondDecoder}))
-- | Generate a decoder for a record type
decodeRecordType :: [Core.FieldType] -> Core.Term
decodeRecordType rt = decodeRecordTypeImpl (Core.Name "unknown") rt
-- | Generate a decoder for a record type with a type name
decodeRecordTypeImpl :: Core.Name -> [Core.FieldType] -> Core.Term
decodeRecordTypeImpl tname rt =
let decodeFieldTerm =
\ft -> Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.extract.helpers.requireField")),
Core.applicationArgument = (Core.TermLiteral (Core.LiteralString (Core.unName (Core.fieldTypeName ft))))})),
Core.applicationArgument = (decodeType (Core.fieldTypeType ft))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "fieldMap"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})
localVarName =
\ft -> Core.Name (Strings.cat [
"field_",
(Core.unName (Core.fieldTypeName ft))])
toFieldLambda =
\ft -> \body -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (localVarName ft),
Core.lambdaDomain = Nothing,
Core.lambdaBody = body}))
decodeBody =
Lists.foldl (\acc -> \ft -> Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.bind"))),
Core.applicationArgument = (decodeFieldTerm ft)})),
Core.applicationArgument = (toFieldLambda ft acc)})) (Core.TermEither (Right (Core.TermRecord (Core.Record {
Core.recordTypeName = tname,
Core.recordFields = (Lists.map (\ft -> Core.Field {
Core.fieldName = (Core.fieldTypeName ft),
Core.fieldTerm = (Core.TermVariable (localVarName ft))}) rt)})))) (Lists.reverse rt)
in (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected record"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "record"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "record"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermLet (Core.Let {
Core.letBindings = [
Core.Binding {
Core.bindingName = (Core.Name "fieldMap"),
Core.bindingTerm = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.extract.helpers.toFieldMap")),
Core.applicationArgument = (Core.TermVariable (Core.Name "record"))})),
Core.bindingType = Nothing}],
Core.letBody = decodeBody}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))})))
-- | Generate a decoder for a record type with element name
decodeRecordTypeNamed :: Core.Name -> [Core.FieldType] -> Core.Term
decodeRecordTypeNamed ename rt = decodeRecordTypeImpl ename rt
-- | Generate a decoder for a set type
decodeSetType :: Core.Type -> Core.Term
decodeSetType elemType =
let elemDecoder = decodeType elemType
in (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.extract.helpers.decodeSet")),
Core.applicationArgument = elemDecoder}))
-- | Generate a decoder term for a Type
decodeType :: Core.Type -> Core.Term
decodeType typ =
case typ of
Core.TypeAnnotated v0 -> decodeType (Core.annotatedTypeBody v0)
Core.TypeApplication v0 -> Core.TermApplication (Core.Application {
Core.applicationFunction = (decodeType (Core.applicationTypeFunction v0)),
Core.applicationArgument = (decodeType (Core.applicationTypeArgument v0))})
Core.TypeEither v0 -> decodeEitherType v0
Core.TypeForall v0 -> decodeForallType v0
Core.TypeList v0 -> decodeListType v0
Core.TypeLiteral v0 -> decodeLiteralType v0
Core.TypeMap v0 -> decodeMapType v0
Core.TypeMaybe v0 -> decodeMaybeType v0
Core.TypePair v0 -> decodePairType v0
Core.TypeRecord v0 -> decodeRecordType v0
Core.TypeSet v0 -> decodeSetType v0
Core.TypeUnion v0 -> decodeUnionType v0
Core.TypeUnit -> decodeUnitType
Core.TypeVoid -> decodeUnitType
Core.TypeWrap v0 -> decodeWrappedType v0
Core.TypeVariable v0 -> Core.TermVariable (decodeBindingName v0)
_ -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "t"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "unsupported type variant"))}))))})))}))
-- | Generate a decoder term for a Type, with element name for nominal types
decodeTypeNamed :: Core.Name -> Core.Type -> Core.Term
decodeTypeNamed ename typ =
case typ of
Core.TypeAnnotated v0 -> decodeTypeNamed ename (Core.annotatedTypeBody v0)
Core.TypeApplication v0 -> Core.TermApplication (Core.Application {
Core.applicationFunction = (decodeType (Core.applicationTypeFunction v0)),
Core.applicationArgument = (decodeType (Core.applicationTypeArgument v0))})
Core.TypeEither v0 -> decodeEitherType v0
Core.TypeForall v0 -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (decodeBindingName (Core.forallTypeParameter v0)),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (decodeTypeNamed ename (Core.forallTypeBody v0))}))
Core.TypeList v0 -> decodeListType v0
Core.TypeLiteral v0 -> decodeLiteralType v0
Core.TypeMap v0 -> decodeMapType v0
Core.TypeMaybe v0 -> decodeMaybeType v0
Core.TypePair v0 -> decodePairType v0
Core.TypeRecord v0 -> decodeRecordTypeNamed ename v0
Core.TypeSet v0 -> decodeSetType v0
Core.TypeUnion v0 -> decodeUnionTypeNamed ename v0
Core.TypeUnit -> decodeUnitType
Core.TypeVoid -> decodeUnitType
Core.TypeWrap v0 -> decodeWrappedTypeNamed ename v0
Core.TypeVariable v0 -> Core.TermVariable (decodeBindingName v0)
_ -> Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "t"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "unsupported type variant"))}))))})))}))
-- | Generate a decoder for a union type
decodeUnionType :: [Core.FieldType] -> Core.Term
decodeUnionType rt = decodeUnionTypeNamed (Core.Name "unknown") rt
-- | Generate a decoder for a union type with the given element name
decodeUnionTypeNamed :: Core.Name -> [Core.FieldType] -> Core.Term
decodeUnionTypeNamed ename rt =
let toVariantPair =
\ft -> Core.TermPair (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.core.Name"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString (Core.unName (Core.fieldTypeName ft))))}), (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "input"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.map"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "t"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermUnion (Core.Injection {
Core.injectionTypeName = ename,
Core.injectionField = Core.Field {
Core.fieldName = (Core.fieldTypeName ft),
Core.fieldTerm = (Core.TermVariable (Core.Name "t"))}}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (decodeType (Core.fieldTypeType ft)),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "input"))}))}))}))))
in (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected union"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "union"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "inj"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermLet (Core.Let {
Core.letBindings = [
Core.Binding {
Core.bindingName = (Core.Name "field"),
Core.bindingTerm = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationRecord (Core.Projection {
Core.projectionTypeName = (Core.Name "hydra.core.Injection"),
Core.projectionField = (Core.Name "field")})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "inj"))})),
Core.bindingType = Nothing},
Core.Binding {
Core.bindingName = (Core.Name "fname"),
Core.bindingTerm = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationRecord (Core.Projection {
Core.projectionTypeName = (Core.Name "hydra.core.Field"),
Core.projectionField = (Core.Name "name")})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "field"))})),
Core.bindingType = Nothing},
Core.Binding {
Core.bindingName = (Core.Name "fterm"),
Core.bindingTerm = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationRecord (Core.Projection {
Core.projectionTypeName = (Core.Name "hydra.core.Field"),
Core.projectionField = (Core.Name "term")})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "field"))})),
Core.bindingType = Nothing},
Core.Binding {
Core.bindingName = (Core.Name "variantMap"),
Core.bindingTerm = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.maps.fromList"))),
Core.applicationArgument = (Core.TermList (Lists.map toVariantPair rt))})),
Core.bindingType = Nothing}],
Core.letBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.maybes.maybe"))),
Core.applicationArgument = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.strings.cat"))),
Core.applicationArgument = (Core.TermList [
Core.TermLiteral (Core.LiteralString "no such field "),
(Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationWrap (Core.Name "hydra.core.Name")))),
Core.applicationArgument = (Core.TermVariable (Core.Name "fname"))})),
(Core.TermLiteral (Core.LiteralString " in union"))])}))}))))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "f"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "f")),
Core.applicationArgument = (Core.TermVariable (Core.Name "fterm"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.maps.lookup"))),
Core.applicationArgument = (Core.TermVariable (Core.Name "fname"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "variantMap"))}))}))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))})))
-- | Generate a decoder for the unit type
decodeUnitType :: Core.Term
decodeUnitType = Core.TermVariable (Core.Name "hydra.extract.helpers.decodeUnit")
-- | Generate a decoder for a wrapped type
decodeWrappedType :: Core.Type -> Core.Term
decodeWrappedType wt = decodeWrappedTypeNamed (Core.Name "unknown") wt
-- | Generate a decoder for a wrapped type with the given element name
decodeWrappedTypeNamed :: Core.Name -> Core.Type -> Core.Term
decodeWrappedTypeNamed ename wt =
let bodyDecoder = decodeType wt
in (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "cx"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "raw"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.either"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "err"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermVariable (Core.Name "err"))}))))})))})),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "stripped"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationUnion (Core.CaseStatement {
Core.caseStatementTypeName = (Core.Name "hydra.core.Term"),
Core.caseStatementDefault = (Just (Core.TermEither (Left (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = (Core.Name "hydra.errors.DecodingError"),
Core.wrappedTermBody = (Core.TermLiteral (Core.LiteralString "expected wrapped type"))}))))),
Core.caseStatementCases = [
Core.Field {
Core.fieldName = (Core.Name "wrap"),
Core.fieldTerm = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "wrappedTerm"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionPrimitive (Core.Name "hydra.lib.eithers.map"))),
Core.applicationArgument = (Core.TermFunction (Core.FunctionLambda (Core.Lambda {
Core.lambdaParameter = (Core.Name "b"),
Core.lambdaDomain = Nothing,
Core.lambdaBody = (Core.TermWrap (Core.WrappedTerm {
Core.wrappedTermTypeName = ename,
Core.wrappedTermBody = (Core.TermVariable (Core.Name "b"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = bodyDecoder,
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermFunction (Core.FunctionElimination (Core.EliminationRecord (Core.Projection {
Core.projectionTypeName = (Core.Name "hydra.core.WrappedTerm"),
Core.projectionField = (Core.Name "body")})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "wrappedTerm"))}))}))}))})))}]})))),
Core.applicationArgument = (Core.TermVariable (Core.Name "stripped"))}))})))})),
Core.applicationArgument = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermApplication (Core.Application {
Core.applicationFunction = (Core.TermVariable (Core.Name "hydra.lexical.stripAndDereferenceTermEither")),
Core.applicationArgument = (Core.TermVariable (Core.Name "cx"))})),
Core.applicationArgument = (Core.TermVariable (Core.Name "raw"))}))}))})))})))
-- | Get full result type for decoder
decoderFullResultType :: Core.Type -> Core.Type
decoderFullResultType typ =
case typ of
Core.TypeAnnotated v0 -> decoderFullResultType (Core.annotatedTypeBody v0)
Core.TypeApplication v0 -> Core.TypeApplication (Core.ApplicationType {
Core.applicationTypeFunction = (decoderFullResultType (Core.applicationTypeFunction v0)),
Core.applicationTypeArgument = (Core.applicationTypeArgument v0)})
Core.TypeEither v0 -> Core.TypeEither (Core.EitherType {
Core.eitherTypeLeft = (decoderFullResultType (Core.eitherTypeLeft v0)),
Core.eitherTypeRight = (decoderFullResultType (Core.eitherTypeRight v0))})
Core.TypeForall v0 -> Core.TypeApplication (Core.ApplicationType {
Core.applicationTypeFunction = (decoderFullResultType (Core.forallTypeBody v0)),
Core.applicationTypeArgument = (Core.TypeVariable (Core.forallTypeParameter v0))})
Core.TypeList v0 -> Core.TypeList (decoderFullResultType v0)
Core.TypeLiteral _ -> Core.TypeVariable (Core.Name "hydra.core.Literal")
Core.TypeMap v0 -> Core.TypeMap (Core.MapType {
Core.mapTypeKeys = (decoderFullResultType (Core.mapTypeKeys v0)),
Core.mapTypeValues = (decoderFullResultType (Core.mapTypeValues v0))})
Core.TypeMaybe v0 -> Core.TypeMaybe (decoderFullResultType v0)
Core.TypePair v0 -> Core.TypePair (Core.PairType {
Core.pairTypeFirst = (decoderFullResultType (Core.pairTypeFirst v0)),
Core.pairTypeSecond = (decoderFullResultType (Core.pairTypeSecond v0))})
Core.TypeRecord _ -> Core.TypeVariable (Core.Name "hydra.core.Term")
Core.TypeSet v0 -> Core.TypeSet (decoderFullResultType v0)
Core.TypeUnion _ -> Core.TypeVariable (Core.Name "hydra.core.Term")
Core.TypeUnit -> Core.TypeUnit
Core.TypeVariable v0 -> Core.TypeVariable v0
Core.TypeVoid -> Core.TypeVoid
Core.TypeWrap _ -> Core.TypeVariable (Core.Name "hydra.core.Term")
_ -> Core.TypeVariable (Core.Name "hydra.core.Term")
-- | Get full result type for decoder with element name
decoderFullResultTypeNamed :: Core.Name -> Core.Type -> Core.Type
decoderFullResultTypeNamed ename typ =
case typ of
Core.TypeAnnotated v0 -> decoderFullResultTypeNamed ename (Core.annotatedTypeBody v0)
Core.TypeForall v0 -> Core.TypeApplication (Core.ApplicationType {
Core.applicationTypeFunction = (decoderFullResultTypeNamed ename (Core.forallTypeBody v0)),
Core.applicationTypeArgument = (Core.TypeVariable (Core.forallTypeParameter v0))})
Core.TypeRecord _ -> Core.TypeVariable ename
Core.TypeUnion _ -> Core.TypeVariable ename
Core.TypeWrap _ -> Core.TypeVariable ename
Core.TypeApplication v0 -> Core.TypeApplication (Core.ApplicationType {
Core.applicationTypeFunction = (decoderFullResultType (Core.applicationTypeFunction v0)),
Core.applicationTypeArgument = (Core.applicationTypeArgument v0)})
Core.TypeEither v0 -> Core.TypeEither (Core.EitherType {
Core.eitherTypeLeft = (decoderFullResultType (Core.eitherTypeLeft v0)),
Core.eitherTypeRight = (decoderFullResultType (Core.eitherTypeRight v0))})
Core.TypeList v0 -> Core.TypeList (decoderFullResultType v0)
Core.TypeLiteral _ -> Core.TypeVariable (Core.Name "hydra.core.Literal")
Core.TypeMap v0 -> Core.TypeMap (Core.MapType {
Core.mapTypeKeys = (decoderFullResultType (Core.mapTypeKeys v0)),
Core.mapTypeValues = (decoderFullResultType (Core.mapTypeValues v0))})
Core.TypeMaybe v0 -> Core.TypeMaybe (decoderFullResultType v0)
Core.TypePair v0 -> Core.TypePair (Core.PairType {
Core.pairTypeFirst = (decoderFullResultType (Core.pairTypeFirst v0)),
Core.pairTypeSecond = (decoderFullResultType (Core.pairTypeSecond v0))})
Core.TypeSet v0 -> Core.TypeSet (decoderFullResultType v0)
Core.TypeUnit -> Core.TypeUnit
Core.TypeVariable v0 -> Core.TypeVariable v0
Core.TypeVoid -> Core.TypeVoid
_ -> Core.TypeVariable (Core.Name "hydra.core.Term")
-- | Compute the result type name for a decoder
decoderResultType :: Core.Type -> Core.Name
decoderResultType typ =
case typ of
Core.TypeAnnotated v0 -> decoderResultType (Core.annotatedTypeBody v0)
Core.TypeApplication v0 -> decoderResultType (Core.applicationTypeFunction v0)
Core.TypeForall v0 -> decoderResultType (Core.forallTypeBody v0)
Core.TypeLiteral _ -> Core.Name "hydra.core.Literal"
Core.TypeRecord _ -> Core.Name "hydra.core.Term"
Core.TypeUnion _ -> Core.Name "hydra.core.Term"
Core.TypeWrap _ -> Core.Name "hydra.core.Term"
_ -> Core.Name "hydra.core.Term"
-- | Build decoder function type
decoderType :: Core.Type -> Core.Type
decoderType typ =
let resultType = decoderFullResultType typ
baseType =
Core.TypeFunction (Core.FunctionType {
Core.functionTypeDomain = (Core.TypeVariable (Core.Name "hydra.graph.Graph")),
Core.functionTypeCodomain = (Core.TypeFunction (Core.FunctionType {
Core.functionTypeDomain = (Core.TypeVariable (Core.Name "hydra.core.Term")),
Core.functionTypeCodomain = (Core.TypeEither (Core.EitherType {
Core.eitherTypeLeft = (Core.TypeVariable (Core.Name "hydra.errors.DecodingError")),
Core.eitherTypeRight = resultType}))}))})
in (prependForallDecoders baseType typ)
-- | Build decoder function type with element name
decoderTypeNamed :: Core.Name -> Core.Type -> Core.Type
decoderTypeNamed ename typ =
let resultType = decoderFullResultTypeNamed ename typ
baseType =
Core.TypeFunction (Core.FunctionType {
Core.functionTypeDomain = (Core.TypeVariable (Core.Name "hydra.graph.Graph")),
Core.functionTypeCodomain = (Core.TypeFunction (Core.FunctionType {
Core.functionTypeDomain = (Core.TypeVariable (Core.Name "hydra.core.Term")),
Core.functionTypeCodomain = (Core.TypeEither (Core.EitherType {
Core.eitherTypeLeft = (Core.TypeVariable (Core.Name "hydra.errors.DecodingError")),
Core.eitherTypeRight = resultType}))}))})
in (prependForallDecoders baseType typ)
-- | Build type scheme for a decoder function
decoderTypeScheme :: Core.Type -> Core.TypeScheme
decoderTypeScheme typ =
let typeVars = collectTypeVariables typ
allOrdVars = collectOrdConstrainedVariables typ
ordVars = Lists.filter (\v -> Lists.elem v typeVars) allOrdVars
constraints =
Logic.ifElse (Lists.null ordVars) Nothing (Just (Maps.fromList (Lists.map (\v -> (v, Core.TypeVariableMetadata {
Core.typeVariableMetadataClasses = (Sets.singleton (Core.Name "ordering"))})) ordVars)))
in Core.TypeScheme {
Core.typeSchemeVariables = typeVars,
Core.typeSchemeType = (decoderType typ),
Core.typeSchemeConstraints = constraints}
-- | Build type scheme for a decoder function with element name
decoderTypeSchemeNamed :: Core.Name -> Core.Type -> Core.TypeScheme
decoderTypeSchemeNamed ename typ =
let typeVars = collectTypeVariables typ
allOrdVars = collectOrdConstrainedVariables typ
ordVars = Lists.filter (\v -> Lists.elem v typeVars) allOrdVars
constraints =
Logic.ifElse (Lists.null ordVars) Nothing (Just (Maps.fromList (Lists.map (\v -> (v, Core.TypeVariableMetadata {
Core.typeVariableMetadataClasses = (Sets.singleton (Core.Name "ordering"))})) ordVars)))
in Core.TypeScheme {
Core.typeSchemeVariables = typeVars,
Core.typeSchemeType = (decoderTypeNamed ename typ),
Core.typeSchemeConstraints = constraints}
-- | Filter bindings to only decodable type definitions
filterTypeBindings :: Context.Context -> Graph.Graph -> [Core.Binding] -> Either (Context.InContext Errors.Error) [Core.Binding]
filterTypeBindings cx graph bindings =
Eithers.map Maybes.cat (Eithers.mapList (isDecodableBinding cx graph) (Lists.filter Annotations.isNativeType bindings))
-- | Check if a binding is decodable (serializable type)
isDecodableBinding :: Context.Context -> Graph.Graph -> Core.Binding -> Either (Context.InContext Errors.Error) (Maybe Core.Binding)
isDecodableBinding cx graph b =
Eithers.bind (Schemas.isSerializableByName cx graph (Core.bindingName b)) (\serializable -> Right (Logic.ifElse serializable (Just b) Nothing))
-- | Prepend decoder types for forall parameters to base type
prependForallDecoders :: Core.Type -> Core.Type -> Core.Type
prependForallDecoders baseType typ =
case typ of
Core.TypeAnnotated v0 -> prependForallDecoders baseType (Core.annotatedTypeBody v0)
Core.TypeForall v0 -> Core.TypeFunction (Core.FunctionType {
Core.functionTypeDomain = (Core.TypeFunction (Core.FunctionType {
Core.functionTypeDomain = (Core.TypeVariable (Core.Name "hydra.graph.Graph")),
Core.functionTypeCodomain = (Core.TypeFunction (Core.FunctionType {
Core.functionTypeDomain = (Core.TypeVariable (Core.Name "hydra.core.Term")),
Core.functionTypeCodomain = (Core.TypeEither (Core.EitherType {
Core.eitherTypeLeft = (Core.TypeVariable (Core.Name "hydra.errors.DecodingError")),
Core.eitherTypeRight = (Core.TypeVariable (Core.forallTypeParameter v0))}))}))})),
Core.functionTypeCodomain = (prependForallDecoders baseType (Core.forallTypeBody v0))})
_ -> baseType