hydra-0.13.0: src/main/haskell/Hydra/Sources/Haskell/Serde.hs
module Hydra.Sources.Haskell.Serde where
-- Standard imports for term-level sources outside of the kernel
import Hydra.Kernel
import Hydra.Sources.Libraries
import Hydra.Dsl.Meta.Lib.Strings as Strings
import Hydra.Dsl.Meta.Phantoms as Phantoms
import qualified Hydra.Dsl.Annotations as Annotations
import qualified Hydra.Dsl.Bootstrap as Bootstrap
import qualified Hydra.Dsl.Grammars as Grammars
import qualified Hydra.Dsl.LiteralTypes as LiteralTypes
import qualified Hydra.Dsl.Literals as Literals
import qualified Hydra.Dsl.Meta.Accessors as Accessors
import qualified Hydra.Dsl.Meta.Ast as Ast
import qualified Hydra.Dsl.Meta.Base as MetaBase
import qualified Hydra.Dsl.Meta.Coders as Coders
import qualified Hydra.Dsl.Meta.Compute as Compute
import qualified Hydra.Dsl.Meta.Core as Core
import qualified Hydra.Dsl.Meta.Grammar as Grammar
import qualified Hydra.Dsl.Meta.Graph as Graph
import qualified Hydra.Dsl.Meta.Json as Json
import qualified Hydra.Dsl.Meta.Lib.Chars as Chars
import qualified Hydra.Dsl.Meta.Lib.Eithers as Eithers
import qualified Hydra.Dsl.Meta.Lib.Equality as Equality
import qualified Hydra.Dsl.Meta.Lib.Flows as Flows
import qualified Hydra.Dsl.Meta.Lib.Lists as Lists
import qualified Hydra.Dsl.Meta.Lib.Literals as Literals
import qualified Hydra.Dsl.Meta.Lib.Logic as Logic
import qualified Hydra.Dsl.Meta.Lib.Maps as Maps
import qualified Hydra.Dsl.Meta.Lib.Math as Math
import qualified Hydra.Dsl.Meta.Lib.Maybes as Maybes
import qualified Hydra.Dsl.Meta.Lib.Pairs as Pairs
import qualified Hydra.Dsl.Meta.Lib.Sets as Sets
import qualified Hydra.Dsl.Meta.Module as Module
import qualified Hydra.Dsl.Meta.Terms as MetaTerms
import qualified Hydra.Dsl.Meta.Testing as Testing
import qualified Hydra.Dsl.Meta.Topology as Topology
import qualified Hydra.Dsl.Meta.Types as MetaTypes
import qualified Hydra.Dsl.Meta.Typing as Typing
import qualified Hydra.Dsl.Meta.Util as Util
import qualified Hydra.Dsl.Meta.Variants as Variants
import qualified Hydra.Dsl.Prims as Prims
import qualified Hydra.Dsl.Tabular as Tabular
import qualified Hydra.Dsl.Terms as Terms
import qualified Hydra.Dsl.Tests as Tests
import qualified Hydra.Dsl.Types as Types
import qualified Hydra.Sources.Decode.Core as DecodeCore
import qualified Hydra.Sources.Encode.Core as EncodeCore
import qualified Hydra.Sources.Kernel.Terms.Adapt.Literals as AdaptLiterals
import qualified Hydra.Sources.Kernel.Terms.Adapt.Modules as AdaptModules
import qualified Hydra.Sources.Kernel.Terms.Adapt.Simple as AdaptSimple
import qualified Hydra.Sources.Kernel.Terms.Adapt.Terms as AdaptTerms
import qualified Hydra.Sources.Kernel.Terms.Adapt.Utils as AdaptUtils
import qualified Hydra.Sources.Kernel.Terms.All as KernelTerms
import qualified Hydra.Sources.Kernel.Terms.Annotations as Annotations
import qualified Hydra.Sources.Kernel.Terms.Arity as Arity
import qualified Hydra.Sources.Kernel.Terms.Checking as Checking
import qualified Hydra.Sources.Kernel.Terms.Constants as Constants
import qualified Hydra.Sources.Kernel.Terms.Extract.Core as ExtractCore
import qualified Hydra.Sources.Kernel.Terms.Extract.Util as ExtractUtil
import qualified Hydra.Sources.Kernel.Terms.Formatting as Formatting
import qualified Hydra.Sources.Kernel.Terms.Grammars as Grammars
import qualified Hydra.Sources.Kernel.Terms.Inference as Inference
import qualified Hydra.Sources.Kernel.Terms.Languages as Languages
import qualified Hydra.Sources.Kernel.Terms.Lexical as Lexical
import qualified Hydra.Sources.Kernel.Terms.Literals as Literals
import qualified Hydra.Sources.Kernel.Terms.Monads as Monads
import qualified Hydra.Sources.Kernel.Terms.Names as Names
import qualified Hydra.Sources.Kernel.Terms.Reduction as Reduction
import qualified Hydra.Sources.Kernel.Terms.Reflect as Reflect
import qualified Hydra.Sources.Kernel.Terms.Rewriting as Rewriting
import qualified Hydra.Sources.Kernel.Terms.Schemas as Schemas
import qualified Hydra.Sources.Kernel.Terms.Serialization as Serialization
import qualified Hydra.Sources.Kernel.Terms.Show.Accessors as ShowAccessors
import qualified Hydra.Sources.Kernel.Terms.Show.Core as ShowCore
import qualified Hydra.Sources.Kernel.Terms.Show.Graph as ShowGraph
import qualified Hydra.Sources.Kernel.Terms.Show.Meta as ShowMeta
import qualified Hydra.Sources.Kernel.Terms.Show.Typing as ShowTyping
import qualified Hydra.Sources.Kernel.Terms.Sorting as Sorting
import qualified Hydra.Sources.Kernel.Terms.Substitution as Substitution
import qualified Hydra.Sources.Kernel.Terms.Tarjan as Tarjan
import qualified Hydra.Sources.Kernel.Terms.Templates as Templates
import qualified Hydra.Sources.Kernel.Terms.Unification as Unification
import qualified Hydra.Sources.Kernel.Types.All as KernelTypes
import Prelude hiding ((++))
import qualified Data.Int as I
import qualified Data.List as L
import qualified Data.Map as M
import qualified Data.Set as S
import qualified Data.Maybe as Y
-- Additional imports
import Hydra.Ast
import qualified Hydra.Ext.Haskell.Ast as H
import qualified Hydra.Sources.Haskell.Ast as HaskellAst
import qualified Hydra.Sources.Haskell.Operators as HaskellOperators
haskellSerdeDefinition :: String -> TTerm a -> TBinding a
haskellSerdeDefinition = definitionInModule module_
ns :: Namespace
ns = Namespace "hydra.ext.haskell.serde"
module_ :: Module
module_ = Module ns elements
[Constants.ns, Serialization.ns, HaskellOperators.ns]
(HaskellAst.ns:KernelTypes.kernelTypesNamespaces) $
Just ("Haskell operator precendence and associativity are drawn from:\n"
<> "https://self-learning-java-tutorial.blogspot.com/2016/04/haskell-operator-precedence.html\n"
<> "Other operators were investigated using GHCi, e.g. \":info (->)\"\n"
<> "Operator names are drawn (loosely) from:\n"
<> "https://stackoverflow.com/questions/7746894/are-there-pronounceable-names-for-common-haskell-operators")
where
elements = [
toBinding alternativeToExpr,
toBinding applicationExpressionToExpr,
toBinding applicationPatternToExpr,
toBinding assertionToExpr,
toBinding caseExpressionToExpr,
toBinding caseRhsToExpr,
toBinding classAssertionToExpr,
toBinding constructorToExpr,
toBinding constructorWithCommentsToExpr,
toBinding dataOrNewtypeToExpr,
toBinding declarationHeadToExpr,
toBinding declarationToExpr,
toBinding declarationWithCommentsToExpr,
toBinding expressionToExpr,
toBinding constructRecordExpressionToExpr,
toBinding fieldToExpr,
toBinding fieldWithCommentsToExpr,
toBinding ifExpressionToExpr,
toBinding importExportSpecToExpr,
toBinding importToExpr,
toBinding lambdaExpressionToExpr,
toBinding literalToExpr,
toBinding localBindingToExpr,
toBinding moduleHeadToExpr,
toBinding moduleToExpr,
toBinding nameToExpr,
toBinding patternToExpr,
toBinding rightHandSideToExpr,
toBinding statementToExpr,
toBinding typeSignatureToExpr,
toBinding typeToExpr,
toBinding valueBindingToExpr,
toBinding variableToExpr,
toBinding toHaskellComments,
toBinding toSimpleComments,
toBinding writeQualifiedName]
alternativeToExpr :: TBinding (H.Alternative -> Expr)
alternativeToExpr = haskellSerdeDefinition "alternativeToExpr" $
doc "Convert a pattern-matching alternative to an AST expression" $
lambda "alt" $
Serialization.ifx @@ HaskellOperators.caseOp @@
(patternToExpr @@ (project H._Alternative H._Alternative_pattern @@ var "alt")) @@
(caseRhsToExpr @@ (project H._Alternative H._Alternative_rhs @@ var "alt"))
applicationExpressionToExpr :: TBinding (H.ApplicationExpression -> Expr)
applicationExpressionToExpr = haskellSerdeDefinition "applicationExpressionToExpr" $
doc "Convert a function application expression to an AST expression" $
lambda "app" $
Serialization.ifx @@ HaskellOperators.appOp @@
(expressionToExpr @@ (project H._ApplicationExpression H._ApplicationExpression_function @@ var "app")) @@
(expressionToExpr @@ (project H._ApplicationExpression H._ApplicationExpression_argument @@ var "app"))
applicationPatternToExpr :: TBinding (H.ApplicationPattern -> Expr)
applicationPatternToExpr = haskellSerdeDefinition "applicationPatternToExpr" $
doc "Convert an application pattern to an AST expression" $
lambda "appPat" $ lets [
"name">: project H._ApplicationPattern H._ApplicationPattern_name @@ var "appPat",
"pats">: project H._ApplicationPattern H._ApplicationPattern_args @@ var "appPat"] $
Serialization.spaceSep @@ (Lists.cons (nameToExpr @@ var "name") (Lists.map (patternToExpr) (var "pats")))
assertionToExpr :: TBinding (H.Assertion -> Expr)
assertionToExpr = haskellSerdeDefinition "assertionToExpr" $
doc "Convert a type class assertion to an AST expression" $
lambda "sert" $
cases H._Assertion (var "sert") Nothing [
H._Assertion_class>>: lambda "cls" $ classAssertionToExpr @@ var "cls",
H._Assertion_tuple>>: lambda "serts" $
Serialization.parenList @@ false @@ (Lists.map (assertionToExpr) (var "serts"))]
caseExpressionToExpr :: TBinding (H.CaseExpression -> Expr)
caseExpressionToExpr = haskellSerdeDefinition "caseExpressionToExpr" $
doc "Convert a case expression to an AST expression" $
lambda "caseExpr" $ lets [
"cs">: project H._CaseExpression H._CaseExpression_case @@ var "caseExpr",
"alts">: project H._CaseExpression H._CaseExpression_alternatives @@ var "caseExpr",
"ofOp">: Ast.op
(Ast.symbol $ string "of")
(Ast.padding Ast.wsSpace (Ast.wsBreakAndIndent $ string " "))
(Ast.precedence $ int32 0)
Ast.associativityNone,
"lhs">: Serialization.spaceSep @@ list [Serialization.cst @@ (string "case"), expressionToExpr @@ var "cs"],
"rhs">: Serialization.newlineSep @@ (Lists.map (alternativeToExpr) (var "alts"))] $
Serialization.ifx @@ var "ofOp" @@ var "lhs" @@ var "rhs"
caseRhsToExpr :: TBinding (H.CaseRhs -> Expr)
caseRhsToExpr = haskellSerdeDefinition "caseRhsToExpr" $
doc "Convert a case right-hand side to an AST expression" $
lambda "rhs" $ expressionToExpr @@ (unwrap H._CaseRhs @@ var "rhs")
classAssertionToExpr :: TBinding (H.ClassAssertion -> Expr)
classAssertionToExpr = haskellSerdeDefinition "classAssertionToExpr" $
doc "Convert a class assertion to an AST expression" $
lambda "clsAsrt" $ lets [
"name">: project H._ClassAssertion H._ClassAssertion_name @@ var "clsAsrt",
"types">: project H._ClassAssertion H._ClassAssertion_types @@ var "clsAsrt"] $
Serialization.spaceSep @@ (Lists.cons (nameToExpr @@ var "name") (list [
Serialization.commaSep @@ Serialization.halfBlockStyle @@ (Lists.map (typeToExpr) (var "types"))]))
constructorToExpr :: TBinding (H.Constructor -> Expr)
constructorToExpr = haskellSerdeDefinition "constructorToExpr" $
doc "Convert a data constructor to an AST expression" $
lambda "cons" $
cases H._Constructor (var "cons") Nothing [
H._Constructor_ordinary>>: lambda "ord" $ lets [
"name">: project H._OrdinaryConstructor H._OrdinaryConstructor_name @@ var "ord",
"types">: project H._OrdinaryConstructor H._OrdinaryConstructor_fields @@ var "ord"] $
Serialization.spaceSep @@ (Lists.cons (nameToExpr @@ var "name") (list [Serialization.spaceSep @@ (Lists.map (typeToExpr) (var "types"))])),
H._Constructor_record>>: lambda "rec" $ lets [
"name">: project H._RecordConstructor H._RecordConstructor_name @@ var "rec",
"fields">: project H._RecordConstructor H._RecordConstructor_fields @@ var "rec"] $
Serialization.spaceSep @@ (Lists.cons (nameToExpr @@ var "name") (list [
Serialization.curlyBracesList @@ nothing @@ Serialization.halfBlockStyle @@ (Lists.map (fieldWithCommentsToExpr) (var "fields"))]))]
constructorWithCommentsToExpr :: TBinding (H.ConstructorWithComments -> Expr)
constructorWithCommentsToExpr = haskellSerdeDefinition "constructorWithCommentsToExpr" $
doc "Convert a data constructor with comments to an AST expression" $
lambda "consWithComments" $ lets [
"body">: project H._ConstructorWithComments H._ConstructorWithComments_body @@ var "consWithComments",
"mc">: project H._ConstructorWithComments H._ConstructorWithComments_comments @@ var "consWithComments"] $
Maybes.maybe
(constructorToExpr @@ var "body")
(lambda "c" $ Serialization.newlineSep @@ (Lists.cons (Serialization.cst @@ (toHaskellComments @@ var "c")) (list [
constructorToExpr @@ var "body"])))
(var "mc")
dataOrNewtypeToExpr :: TBinding (H.DataOrNewtype -> Expr)
dataOrNewtypeToExpr = haskellSerdeDefinition "dataOrNewtypeToExpr" $
doc "Convert a data/newtype keyword to an AST expression" $
lambda "kw" $
cases H._DataOrNewtype (var "kw") Nothing [
H._DataOrNewtype_data>>: constant $ Serialization.cst @@ string "data",
H._DataOrNewtype_newtype>>: constant $ Serialization.cst @@ string "newtype"]
declarationHeadToExpr :: TBinding (H.DeclarationHead -> Expr)
declarationHeadToExpr = haskellSerdeDefinition "declarationHeadToExpr" $
doc "Convert a declaration head to an AST expression" $
lambda "hd" $
cases H._DeclarationHead (var "hd") Nothing [
H._DeclarationHead_application>>: lambda "appHead" $ lets [
"fun">: project H._ApplicationDeclarationHead H._ApplicationDeclarationHead_function @@ var "appHead",
"op">: project H._ApplicationDeclarationHead H._ApplicationDeclarationHead_operand @@ var "appHead"] $
Serialization.spaceSep @@ (Lists.cons (declarationHeadToExpr @@ var "fun") (list [variableToExpr @@ var "op"])),
H._DeclarationHead_simple>>: lambda "name" $ nameToExpr @@ var "name"]
declarationToExpr :: TBinding (H.Declaration -> Expr)
declarationToExpr = haskellSerdeDefinition "declarationToExpr" $
doc "Convert a declaration to an AST expression" $
lambda "decl" $
cases H._Declaration (var "decl") Nothing [
H._Declaration_data>>: lambda "dataDecl" $ lets [
"kw">: project H._DataDeclaration H._DataDeclaration_keyword @@ var "dataDecl",
"hd">: project H._DataDeclaration H._DataDeclaration_head @@ var "dataDecl",
"cons">: project H._DataDeclaration H._DataDeclaration_constructors @@ var "dataDecl",
"deriv">: project H._DataDeclaration H._DataDeclaration_deriving @@ var "dataDecl",
"derivCat">: Lists.concat $ Lists.map (unwrap H._Deriving) (var "deriv"),
"constructors">: Serialization.orSep @@ Serialization.halfBlockStyle @@ (Lists.map (constructorWithCommentsToExpr) (var "cons")),
"derivingClause">: Logic.ifElse (Lists.null $ var "derivCat")
(list ([] :: [TTerm Expr]))
(list [Serialization.spaceSep @@ (Lists.cons (Serialization.cst @@ (string "deriving")) (list [
Serialization.parenList @@ false @@ (Lists.map (nameToExpr) (var "derivCat"))]))]),
"mainParts">: list [
Serialization.spaceSep @@ (Lists.cons (dataOrNewtypeToExpr @@ var "kw") (Lists.cons (declarationHeadToExpr @@ var "hd") (list [Serialization.cst @@ (string "=")]))),
var "constructors"]] $
Serialization.indentBlock @@ Lists.concat2 (var "mainParts") (var "derivingClause"),
H._Declaration_type>>: lambda "typeDecl" $ lets [
"hd">: project H._TypeDeclaration H._TypeDeclaration_name @@ var "typeDecl",
"typ">: project H._TypeDeclaration H._TypeDeclaration_type @@ var "typeDecl"] $
Serialization.spaceSep @@ (Lists.cons (Serialization.cst @@ (string "type")) (Lists.cons (declarationHeadToExpr @@ var "hd") (Lists.cons (Serialization.cst @@ (string "=")) (list [
typeToExpr @@ var "typ"])))),
H._Declaration_valueBinding>>: lambda "vb" $ valueBindingToExpr @@ var "vb",
H._Declaration_typedBinding>>: lambda "typedBinding" $ lets [
"typeSig">: project H._TypedBinding H._TypedBinding_typeSignature @@ var "typedBinding",
"vb">: project H._TypedBinding H._TypedBinding_valueBinding @@ var "typedBinding",
"name">: project H._TypeSignature H._TypeSignature_name @@ var "typeSig",
"htype">: project H._TypeSignature H._TypeSignature_type @@ var "typeSig"] $
Serialization.newlineSep @@ (Lists.cons (Serialization.ifx @@ HaskellOperators.typeOp @@ (nameToExpr @@ var "name") @@ (typeToExpr @@ var "htype")) (list [
valueBindingToExpr @@ var "vb"]))]
declarationWithCommentsToExpr :: TBinding (H.DeclarationWithComments -> Expr)
declarationWithCommentsToExpr = haskellSerdeDefinition "declarationWithCommentsToExpr" $
doc "Convert a declaration with comments to an AST expression" $
lambda "declWithComments" $ lets [
"body">: project H._DeclarationWithComments H._DeclarationWithComments_body @@ var "declWithComments",
"mc">: project H._DeclarationWithComments H._DeclarationWithComments_comments @@ var "declWithComments"] $
Maybes.maybe
(declarationToExpr @@ var "body")
(lambda "c" $ Serialization.newlineSep @@ (Lists.cons (Serialization.cst @@ (toHaskellComments @@ var "c")) (list [
declarationToExpr @@ var "body"])))
(var "mc")
expressionToExpr :: TBinding (H.Expression -> Expr)
expressionToExpr = haskellSerdeDefinition "expressionToExpr" $
doc "Convert a Haskell expression to an AST expression" $
lambda "expr" $
cases H._Expression (var "expr") Nothing [
H._Expression_application>>: lambda "app" $ applicationExpressionToExpr @@ var "app",
H._Expression_case>>: lambda "cases" $ caseExpressionToExpr @@ var "cases",
H._Expression_constructRecord>>: lambda "r" $ constructRecordExpressionToExpr @@ var "r",
H._Expression_do>>: lambda "statements" $
Serialization.indentBlock @@ Lists.cons (Serialization.cst @@ (string "do")) (Lists.map (statementToExpr) (var "statements")),
H._Expression_if>>: lambda "ifte" $ ifExpressionToExpr @@ var "ifte",
H._Expression_literal>>: lambda "lit" $ literalToExpr @@ var "lit",
H._Expression_lambda>>: lambda "lam" $ Serialization.parenthesize @@ (lambdaExpressionToExpr @@ var "lam"),
H._Expression_let>>: lambda "letExpr" $ lets [
"bindings">: project H._LetExpression H._LetExpression_bindings @@ var "letExpr",
"inner">: project H._LetExpression H._LetExpression_inner @@ var "letExpr",
"encodeBinding">: lambda "binding" $
Serialization.indentSubsequentLines @@ (string " ") @@ (localBindingToExpr @@ var "binding")] $
Serialization.indentBlock @@ (Lists.cons (Serialization.cst @@ (string "")) (Lists.cons
(Serialization.spaceSep @@ (Lists.cons (Serialization.cst @@ (string "let")) (list [Serialization.customIndentBlock @@ (string " ") @@ (Lists.map (var "encodeBinding") (var "bindings"))])))
(list [Serialization.spaceSep @@ (Lists.cons (Serialization.cst @@ (string "in")) (list [expressionToExpr @@ var "inner"]))]))),
H._Expression_list>>: lambda "exprs" $
Serialization.bracketList @@ Serialization.halfBlockStyle @@ (Lists.map (expressionToExpr) (var "exprs")),
H._Expression_parens>>: lambda "expr'" $ Serialization.parenthesize @@ (expressionToExpr @@ var "expr'"),
H._Expression_tuple>>: lambda "exprs" $
Serialization.parenList @@ false @@ (Lists.map (expressionToExpr) (var "exprs")),
H._Expression_variable>>: lambda "name" $ nameToExpr @@ var "name"]
constructRecordExpressionToExpr :: TBinding (H.ConstructRecordExpression -> Expr)
constructRecordExpressionToExpr = haskellSerdeDefinition "constructRecordExpressionToExpr" $
doc "Convert a record construction expression to an AST expression" $
lambda "constructRecord" $ lets [
"name">: project H._ConstructRecordExpression H._ConstructRecordExpression_name @@ var "constructRecord",
"updates">: project H._ConstructRecordExpression H._ConstructRecordExpression_fields @@ var "constructRecord",
"fromUpdate">: lambda "update" $ lets [
"fn">: project H._FieldUpdate H._FieldUpdate_name @@ var "update",
"val">: project H._FieldUpdate H._FieldUpdate_value @@ var "update"] $
Serialization.ifx @@ HaskellOperators.defineOp @@ (nameToExpr @@ var "fn") @@ (expressionToExpr @@ var "val"),
"body">: Serialization.commaSep @@ Serialization.halfBlockStyle @@ (Lists.map (var "fromUpdate") (var "updates"))] $
Serialization.spaceSep @@ (Lists.cons (nameToExpr @@ var "name") (list [
Serialization.brackets @@ Serialization.curlyBraces @@ Serialization.halfBlockStyle @@ var "body"]))
fieldToExpr :: TBinding (H.Field -> Expr)
fieldToExpr = haskellSerdeDefinition "fieldToExpr" $
doc "Convert a field declaration to an AST expression" $
lambda "field" $ lets [
"name">: project H._Field H._Field_name @@ var "field",
"typ">: project H._Field H._Field_type @@ var "field"] $
Serialization.spaceSep @@ (Lists.cons (nameToExpr @@ var "name") (Lists.cons (Serialization.cst @@ (string "::")) (list [typeToExpr @@ var "typ"])))
fieldWithCommentsToExpr :: TBinding (H.FieldWithComments -> Expr)
fieldWithCommentsToExpr = haskellSerdeDefinition "fieldWithCommentsToExpr" $
doc "Convert a field with comments to an AST expression" $
lambda "fieldWithComments" $ lets [
"field">: project H._FieldWithComments H._FieldWithComments_field @@ var "fieldWithComments",
"mc">: project H._FieldWithComments H._FieldWithComments_comments @@ var "fieldWithComments"] $
Maybes.maybe
(fieldToExpr @@ var "field")
(lambda "c" $ Serialization.newlineSep @@ (Lists.cons (Serialization.cst @@ (toHaskellComments @@ var "c")) (list [
fieldToExpr @@ var "field"])))
(var "mc")
ifExpressionToExpr :: TBinding (H.IfExpression -> Expr)
ifExpressionToExpr = haskellSerdeDefinition "ifExpressionToExpr" $
doc "Convert an if-then-else expression to an AST expression" $
lambda "ifExpr" $ lets [
"eif">: project H._IfExpression H._IfExpression_condition @@ var "ifExpr",
"ethen">: project H._IfExpression H._IfExpression_then @@ var "ifExpr",
"eelse">: project H._IfExpression H._IfExpression_else @@ var "ifExpr",
"ifOp">: Ast.op
(Ast.symbol $ string "")
(Ast.padding Ast.wsNone (Ast.wsBreakAndIndent $ string " "))
(Ast.precedence $ int32 0)
Ast.associativityNone,
"body">: Serialization.newlineSep @@ (Lists.cons
(Serialization.spaceSep @@ (Lists.cons (Serialization.cst @@ (string "then")) (list [expressionToExpr @@ var "ethen"])))
(list [Serialization.spaceSep @@ (Lists.cons (Serialization.cst @@ (string "else")) (list [expressionToExpr @@ var "eelse"]))]))] $
Serialization.ifx @@ var "ifOp" @@
(Serialization.spaceSep @@ (Lists.cons (Serialization.cst @@ (string "if")) (list [expressionToExpr @@ var "eif"]))) @@
var "body"
importExportSpecToExpr :: TBinding (H.ImportExportSpec -> Expr)
importExportSpecToExpr = haskellSerdeDefinition "importExportSpecToExpr" $
doc "Convert an import/export specification to an AST expression" $
lambda "spec" $ nameToExpr @@ (project H._ImportExportSpec H._ImportExportSpec_name @@ var "spec")
importToExpr :: TBinding (H.Import -> Expr)
importToExpr = haskellSerdeDefinition "importToExpr" $
doc "Convert an import statement to an AST expression" $
lambda "import" $ lets [
"qual">: project H._Import H._Import_qualified @@ var "import",
"modName">: project H._Import H._Import_module @@ var "import",
"mod">: project H._Import H._Import_as @@ var "import",
"mspec">: project H._Import H._Import_spec @@ var "import",
"name">: unwrap H._ModuleName @@ var "modName",
"hidingSec">: lambda "spec" $
cases H._SpecImport (var "spec") Nothing [
H._SpecImport_hiding>>: lambda "names" $
Serialization.spaceSep @@ (Lists.cons
(Serialization.cst @@ (string "hiding "))
(list [Serialization.parens @@
(Serialization.commaSep @@ Serialization.inlineStyle @@ (Lists.map (importExportSpecToExpr) (var "names")))]))],
"parts">: Maybes.cat $ list [
just $ Serialization.cst @@ (string "import"),
Logic.ifElse (var "qual") (just $ Serialization.cst @@ (string "qualified")) nothing,
just $ Serialization.cst @@ var "name",
Maybes.map (lambda "m" $ Serialization.cst @@ (Strings.cat2 (string "as ") (unwrap H._ModuleName @@ var "m"))) (var "mod"),
Maybes.map (var "hidingSec") (var "mspec")]] $
Serialization.spaceSep @@ var "parts"
lambdaExpressionToExpr :: TBinding (H.LambdaExpression -> Expr)
lambdaExpressionToExpr = haskellSerdeDefinition "lambdaExpressionToExpr" $
doc "Convert a lambda expression to an AST expression" $
lambda "lambdaExpr" $ lets [
"bindings">: project H._LambdaExpression H._LambdaExpression_bindings @@ var "lambdaExpr",
"inner">: project H._LambdaExpression H._LambdaExpression_inner @@ var "lambdaExpr",
"head">: Serialization.spaceSep @@ (Lists.map (patternToExpr) (var "bindings")),
"body">: expressionToExpr @@ var "inner"] $
Serialization.ifx @@ HaskellOperators.lambdaOp @@
(Serialization.prefix @@ (string "\\") @@ var "head") @@
var "body"
--literalToExpr :: TBinding (H.Literal -> Expr)
--literalToExpr = haskellSerdeDefinition "literalToExpr" $
-- "lit" ~>
-- "parensIfNeg" <~ ("b" ~> "e" ~> Logic.ifElse (var "b")
-- (Strings.cat $ list ["(", var "e", ")"])
-- (var "e")) $
-- Serialization.cst @@
-- cases H._Literal (var "lit") Nothing [
-- H._Literal_char>>: lambda "c" $ Literals.showString $ Literals.showUint16 $ var "c", -- Simplified char handling
-- H._Literal_double>>: "d" ~> var "parensIfNeg"
-- @@ (Equality.lt (var "d") (float64 0.0))
-- @@ (Literals.showFloat64 $ var "d"),
-- H._Literal_float>>: "f" ~> var "parensIfNeg"
-- @@ (Equality.lt (var "f") (float32 0.0))
-- @@ (Literals.showFloat32 $ var "f"),
-- H._Literal_int>>: "i" ~> var "parensIfNeg"
-- @@ (Equality.lt (var "i") (int32 0))
-- @@ (Literals.showInt32 $ var "i"),
--
-- H._Literal_integer>>: lambda "i" $ Literals.showBigint $ var "i",
-- H._Literal_string>>: lambda "s" $ Literals.showString $ var "s"]
literalToExpr :: TBinding (H.Literal -> Expr)
literalToExpr = haskellSerdeDefinition "literalToExpr" $
doc "Convert a literal value to an AST expression" $
"lit" ~>
"parensIfNeg" <~ ("b" ~> "e" ~> Logic.ifElse (var "b")
(Strings.cat $ list [string "(", var "e", string ")"])
(var "e")) $
Serialization.cst @@
cases H._Literal (var "lit") Nothing [
H._Literal_char>>: "c" ~> Literals.showString $ Literals.showUint16 $ var "c", -- Simplified char handling
H._Literal_double>>: "d" ~> var "parensIfNeg"
@@ (Equality.lt (var "d") (float64 0.0))
@@ (Literals.showFloat64 $ var "d"),
H._Literal_float>>: "f" ~> var "parensIfNeg"
@@ (Equality.lt (var "f") (float32 0.0))
@@ (Literals.showFloat32 $ var "f"),
H._Literal_int>>: "i" ~> var "parensIfNeg"
@@ (Equality.lt (var "i") (int32 0))
@@ (Literals.showInt32 $ var "i"),
H._Literal_integer>>: "i" ~> var "parensIfNeg"
@@ (Equality.lt (var "i") (bigint 0))
@@ (Literals.showBigint $ var "i"),
H._Literal_string>>: lambda "s" $ Literals.showString $ var "s"]
localBindingToExpr :: TBinding (H.LocalBinding -> Expr)
localBindingToExpr = haskellSerdeDefinition "localBindingToExpr" $
doc "Convert a local binding to an AST expression" $
lambda "binding" $
cases H._LocalBinding (var "binding") Nothing [
H._LocalBinding_signature>>: lambda "ts" $ typeSignatureToExpr @@ var "ts",
H._LocalBinding_value>>: lambda "vb" $ valueBindingToExpr @@ var "vb"]
moduleHeadToExpr :: TBinding (H.ModuleHead -> Expr)
moduleHeadToExpr = haskellSerdeDefinition "moduleHeadToExpr" $
doc "Convert a module head to an AST expression" $
lambda "moduleHead" $ lets [
"mc">: project H._ModuleHead H._ModuleHead_comments @@ var "moduleHead",
"modName">: project H._ModuleHead H._ModuleHead_name @@ var "moduleHead",
"mname">: unwrap H._ModuleName @@ var "modName",
"head">: Serialization.spaceSep @@ (Lists.cons
(Serialization.cst @@ (string "module")) (Lists.cons
(Serialization.cst @@ var "mname")
(list [Serialization.cst @@ (string "where")])))] $
Maybes.maybe
(var "head")
(lambda "c" $ Serialization.newlineSep @@ (Lists.cons
(Serialization.cst @@ (toHaskellComments @@ var "c")) (Lists.cons
(Serialization.cst @@ (string ""))
(list [var "head"]))))
(var "mc")
moduleToExpr :: TBinding (H.Module -> Expr)
moduleToExpr = haskellSerdeDefinition "moduleToExpr" $
doc "Convert a Haskell module to an AST expression" $
lambda "module" $ lets [
"mh">: project H._Module H._Module_head @@ var "module",
"imports">: project H._Module H._Module_imports @@ var "module",
"decls">: project H._Module H._Module_declarations @@ var "module",
"warning">: list [Serialization.cst @@ (toSimpleComments @@ Constants.warningAutoGeneratedFile)],
"headerLine">: Maybes.maybe (list ([] :: [TTerm Expr])) (lambda "h" $ list [moduleHeadToExpr @@ var "h"]) (var "mh"),
"declLines">: Lists.map (declarationWithCommentsToExpr) (var "decls"),
"importLines">: Logic.ifElse (Lists.null $ var "imports")
(list ([] :: [TTerm Expr]))
(list [Serialization.newlineSep @@ (Lists.map (importToExpr) (var "imports"))])] $
Serialization.doubleNewlineSep @@ (Lists.concat $ list [var "warning", var "headerLine", var "importLines", var "declLines"])
nameToExpr :: TBinding (H.Name -> Expr)
nameToExpr = haskellSerdeDefinition "nameToExpr" $
doc "Convert a Haskell name to an AST expression" $
lambda "name" $
Serialization.cst @@
cases H._Name (var "name") Nothing [
H._Name_implicit>>: lambda "qn" $ Strings.cat2 (string "?") (writeQualifiedName @@ var "qn"),
H._Name_normal>>: lambda "qn" $ writeQualifiedName @@ var "qn",
H._Name_parens>>: lambda "qn" $ Strings.cat $ list [string "(", writeQualifiedName @@ var "qn", string ")"]]
patternToExpr :: TBinding (H.Pattern -> Expr)
patternToExpr = haskellSerdeDefinition "patternToExpr" $
doc "Convert a pattern to an AST expression" $
lambda "pat" $
cases H._Pattern (var "pat") Nothing [
H._Pattern_application>>: lambda "app" $ applicationPatternToExpr @@ var "app",
H._Pattern_list>>: lambda "pats" $
Serialization.bracketList @@ Serialization.halfBlockStyle @@ (Lists.map (patternToExpr) (var "pats")),
H._Pattern_literal>>: lambda "lit" $ literalToExpr @@ var "lit",
H._Pattern_name>>: lambda "name" $ nameToExpr @@ var "name",
H._Pattern_parens>>: lambda "pat'" $ Serialization.parenthesize @@ (patternToExpr @@ var "pat'"),
H._Pattern_tuple>>: lambda "pats" $
Serialization.parenList @@ false @@ (Lists.map (patternToExpr) (var "pats")),
H._Pattern_wildcard>>: constant $ Serialization.cst @@ (string "_")]
rightHandSideToExpr :: TBinding (H.RightHandSide -> Expr)
rightHandSideToExpr = haskellSerdeDefinition "rightHandSideToExpr" $
doc "Convert a right-hand side to an AST expression" $
lambda "rhs" $ expressionToExpr @@ (unwrap H._RightHandSide @@ var "rhs")
statementToExpr :: TBinding (H.Statement -> Expr)
statementToExpr = haskellSerdeDefinition "statementToExpr" $
doc "Convert a statement to an AST expression" $
lambda "stmt" $ expressionToExpr @@ (unwrap H._Statement @@ var "stmt")
typeSignatureToExpr :: TBinding (H.TypeSignature -> Expr)
typeSignatureToExpr = haskellSerdeDefinition "typeSignatureToExpr" $
doc "Convert a type signature to an AST expression" $
lambda "typeSig" $ lets [
"name">: project H._TypeSignature H._TypeSignature_name @@ var "typeSig",
"typ">: project H._TypeSignature H._TypeSignature_type @@ var "typeSig"] $
Serialization.spaceSep @@ (Lists.cons (nameToExpr @@ var "name") (Lists.cons (Serialization.cst @@ (string "::")) (list [typeToExpr @@ var "typ"])))
typeToExpr :: TBinding (H.Type -> Expr)
typeToExpr = haskellSerdeDefinition "typeToExpr" $
doc "Convert a Haskell type to an AST expression" $
lambda "htype" $
cases H._Type (var "htype") Nothing [
H._Type_application>>: lambda "appType" $ lets [
"lhs">: project H._ApplicationType H._ApplicationType_context @@ var "appType",
"rhs">: project H._ApplicationType H._ApplicationType_argument @@ var "appType"] $
Serialization.ifx @@ HaskellOperators.appOp @@ (typeToExpr @@ var "lhs") @@ (typeToExpr @@ var "rhs"),
H._Type_ctx>>: lambda "ctxType" $ lets [
"ctx">: project H._ContextType H._ContextType_ctx @@ var "ctxType",
"typ">: project H._ContextType H._ContextType_type @@ var "ctxType"] $
Serialization.ifx @@ HaskellOperators.assertOp @@ (assertionToExpr @@ var "ctx") @@ (typeToExpr @@ var "typ"),
H._Type_function>>: lambda "funType" $ lets [
"dom">: project H._FunctionType H._FunctionType_domain @@ var "funType",
"cod">: project H._FunctionType H._FunctionType_codomain @@ var "funType"] $
Serialization.ifx @@ HaskellOperators.arrowOp @@ (typeToExpr @@ var "dom") @@ (typeToExpr @@ var "cod"),
H._Type_list>>: lambda "htype'" $
Serialization.bracketList @@ Serialization.inlineStyle @@ list [typeToExpr @@ var "htype'"],
H._Type_tuple>>: lambda "types" $
Serialization.parenList @@ false @@ (Lists.map (typeToExpr) (var "types")),
H._Type_variable>>: lambda "name" $ nameToExpr @@ var "name"]
valueBindingToExpr :: TBinding (H.ValueBinding -> Expr)
valueBindingToExpr = haskellSerdeDefinition "valueBindingToExpr" $
doc "Convert a value binding to an AST expression" $
lambda "vb" $
cases H._ValueBinding (var "vb") Nothing [
H._ValueBinding_simple>>: lambda "simpleVB" $ lets [
"pat">: project H._SimpleValueBinding H._SimpleValueBinding_pattern @@ var "simpleVB",
"rhs">: project H._SimpleValueBinding H._SimpleValueBinding_rhs @@ var "simpleVB",
"local">: project H._SimpleValueBinding H._SimpleValueBinding_localBindings @@ var "simpleVB",
"body">: Serialization.ifx @@ HaskellOperators.defineOp @@ (patternToExpr @@ var "pat") @@ (rightHandSideToExpr @@ var "rhs")] $
Maybes.maybe
(var "body")
(lambda "localBindings" $ lets [
"bindings">: unwrap H._LocalBindings @@ var "localBindings"] $
Serialization.indentBlock @@ (Lists.cons
(var "body")
(list [Serialization.indentBlock @@ Lists.cons (Serialization.cst @@ (string "where")) (Lists.map (localBindingToExpr) (var "bindings"))])))
(var "local")]
variableToExpr :: TBinding (H.Variable -> Expr)
variableToExpr = haskellSerdeDefinition "variableToExpr" $
doc "Convert a type variable to an AST expression" $
lambda "variable" $ nameToExpr @@ (unwrap H._Variable @@ var "variable")
toHaskellComments :: TBinding (String -> String)
toHaskellComments = haskellSerdeDefinition "toHaskellComments" $
doc "Convert a string to Haddock documentation comments" $
lambda "c" $ Strings.intercalate (string "\n") $ Lists.map (lambda "s" $ Strings.cat2 (string "-- | ") (var "s")) (Strings.lines $ var "c")
toSimpleComments :: TBinding (String -> String)
toSimpleComments = haskellSerdeDefinition "toSimpleComments" $
doc "Convert a string to simple line comments" $
lambda "c" $ Strings.intercalate (string "\n") $ Lists.map (lambda "s" $ Strings.cat2 (string "-- ") (var "s")) (Strings.lines $ var "c")
writeQualifiedName :: TBinding (H.QualifiedName -> String)
writeQualifiedName = haskellSerdeDefinition "writeQualifiedName" $
doc "Write a qualified name as a string" $
lambda "qname" $ lets [
"qualifiers">: project H._QualifiedName H._QualifiedName_qualifiers @@ var "qname",
"unqual">: project H._QualifiedName H._QualifiedName_unqualified @@ var "qname",
"h">: lambda "namePart" $ unwrap H._NamePart @@ var "namePart",
"allParts">: Lists.concat2 (Lists.map (var "h") (var "qualifiers")) (list [var "h" @@ var "unqual"])] $
Strings.intercalate (string ".") $ var "allParts"