no-ttg
This commit is contained in:
237
src/Rlp/Parse.y
237
src/Rlp/Parse.y
@@ -71,180 +71,175 @@ import Compiler.Types
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%%
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StandaloneProgram :: { RlpProgram RlpcPs }
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StandaloneProgram : '{' Decls '}' {% mkProgram $2 }
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| VL DeclsV VR {% mkProgram $2 }
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StandaloneProgram :: { Program RlpcPs }
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StandaloneProgram : '{' Decls '}' { undefined }
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| VL DeclsV VR { undefined }
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StandaloneExpr :: { RlpExpr RlpcPs }
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: VL Expr VR { extract $2 }
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StandaloneExpr :: { Expr RlpcPs }
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: VL Expr VR { undefined }
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VL :: { () }
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VL : vlbrace { () }
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VL : vlbrace { undefined }
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VR :: { () }
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VR : vrbrace { () }
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| error { () }
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VR : vrbrace { undefined }
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| error { undefined }
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Decls :: { [Decl' RlpcPs] }
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Decls : Decl ';' Decls { $1 : $3 }
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| Decl ';' { [$1] }
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| Decl { [$1] }
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Decls :: { [Decl RlpcPs] }
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Decls : Decl ';' Decls { undefined }
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| Decl ';' { undefined }
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| Decl { undefined }
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DeclsV :: { [Decl' RlpcPs] }
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DeclsV : Decl VS DeclsV { $1 : $3 }
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| Decl VS { [$1] }
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| Decl { [$1] }
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DeclsV :: { [Decl RlpcPs] }
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DeclsV : Decl VS DeclsV { undefined }
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| Decl VS { undefined }
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| Decl { undefined }
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VS :: { Located RlpToken }
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VS : ';' { $1 }
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| vsemi { $1 }
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VS : ';' { undefined }
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| vsemi { undefined }
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Decl :: { Decl' RlpcPs }
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: FunDecl { $1 }
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| TySigDecl { $1 }
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| DataDecl { $1 }
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| InfixDecl { $1 }
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Decl :: { Decl RlpcPs }
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: FunDecl { undefined }
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| TySigDecl { undefined }
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| DataDecl { undefined }
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| InfixDecl { undefined }
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TySigDecl :: { Decl' RlpcPs }
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: Var '::' Type { (\e -> TySigD [extract e]) <<~ $1 <~> $3 }
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TySigDecl :: { Decl RlpcPs }
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: Var '::' Type { undefined }
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InfixDecl :: { Decl' RlpcPs }
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: InfixWord litint InfixOp { $1 =>> \w ->
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InfixD (extract $1) (extractInt $ extract $2)
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(extract $3) }
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InfixDecl :: { Decl RlpcPs }
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: InfixWord litint InfixOp { undefined }
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InfixWord :: { Located Assoc }
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: infixl { $1 \$> InfixL }
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| infixr { $1 \$> InfixR }
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| infix { $1 \$> Infix }
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: infixl { undefined }
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| infixr { undefined }
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| infix { undefined }
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DataDecl :: { Decl' RlpcPs }
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: data Con TyParams '=' DataCons { $1 \$> DataD (extract $2) $3 $5 }
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DataDecl :: { Decl RlpcPs }
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: data Con TyParams '=' DataCons { undefined }
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TyParams :: { [PsName] }
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: {- epsilon -} { [] }
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| TyParams varname { $1 `snoc` (extractName . extract $ $2) }
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: {- epsilon -} { undefined }
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| TyParams varname { undefined }
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DataCons :: { [ConAlt RlpcPs] }
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: DataCons '|' DataCon { $1 `snoc` $3 }
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| DataCon { [$1] }
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: DataCons '|' DataCon { undefined }
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| DataCon { undefined }
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DataCon :: { ConAlt RlpcPs }
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: Con Type1s { ConAlt (extract $1) $2 }
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: Con Type1s { undefined }
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Type1s :: { [RlpType' RlpcPs] }
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: {- epsilon -} { [] }
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| Type1s Type1 { $1 `snoc` $2 }
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Type1s :: { [Ty RlpcPs] }
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: {- epsilon -} { undefined }
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| Type1s Type1 { undefined }
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Type1 :: { RlpType' RlpcPs }
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: '(' Type ')' { $2 }
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| conname { fmap ConT (mkPsName $1) }
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| varname { fmap VarT (mkPsName $1) }
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Type1 :: { Ty RlpcPs }
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: '(' Type ')' { undefined }
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| conname { undefined }
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| varname { undefined }
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Type :: { RlpType' RlpcPs }
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: Type '->' Type { FunT <<~ $1 <~> $3 }
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| TypeApp { $1 }
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Type :: { Ty RlpcPs }
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: Type '->' Type { undefined }
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| TypeApp { undefined }
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TypeApp :: { RlpType' RlpcPs }
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: Type1 { $1 }
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| TypeApp Type1 { AppT <<~ $1 <~> $2 }
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TypeApp :: { Ty RlpcPs }
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: Type1 { undefined }
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| TypeApp Type1 { undefined }
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FunDecl :: { Decl' RlpcPs }
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FunDecl : Var Params '=' Expr { $4 =>> \e ->
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FunD (extract $1) $2 e Nothing }
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FunDecl :: { Decl RlpcPs }
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FunDecl : Var Params '=' Expr { undefined }
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Params :: { [Pat' RlpcPs] }
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Params : {- epsilon -} { [] }
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| Params Pat1 { $1 `snoc` $2 }
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Params :: { [Pat RlpcPs] }
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Params : {- epsilon -} { undefined }
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| Params Pat1 { undefined }
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Pat :: { Pat' RlpcPs }
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: Con Pat1s { $1 =>> \cn ->
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ConP (extract $1) $2 }
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| Pat1 { $1 }
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Pat :: { Pat RlpcPs }
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: Con Pat1s { undefined }
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| Pat1 { undefined }
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Pat1s :: { [Pat' RlpcPs] }
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: Pat1s Pat1 { $1 `snoc` $2 }
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| Pat1 { [$1] }
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Pat1s :: { [Pat RlpcPs] }
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: Pat1s Pat1 { undefined }
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| Pat1 { undefined }
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Pat1 :: { Pat' RlpcPs }
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: Con { fmap (`ConP` []) $1 }
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| Var { fmap VarP $1 }
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| Lit { LitP <<= $1 }
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| '(' Pat ')' { $1 .> $2 <. $3 }
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Pat1 :: { Pat RlpcPs }
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: Con { undefined }
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| Var { undefined }
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| Lit { undefined }
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| '(' Pat ')' { undefined }
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Expr :: { RlpExpr' RlpcPs }
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Expr :: { Expr RlpcPs }
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-- infixities delayed till next release :(
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-- : Expr1 InfixOp Expr { $2 =>> \o ->
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-- OAppE (extract o) $1 $3 }
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: TempInfixExpr { $1 }
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| LetExpr { $1 }
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| CaseExpr { $1 }
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| AppExpr { $1 }
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-- : Expr1 InfixOp Expr { undefined }
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: TempInfixExpr { undefined }
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| LetExpr { undefined }
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| CaseExpr { undefined }
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| AppExpr { undefined }
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TempInfixExpr :: { RlpExpr' RlpcPs }
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TempInfixExpr : Expr1 InfixOp TempInfixExpr {% tempInfixExprErr $1 $3 }
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| Expr1 InfixOp Expr1 { $2 =>> \o ->
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OAppE (extract o) $1 $3 }
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TempInfixExpr :: { Expr RlpcPs }
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TempInfixExpr : Expr1 InfixOp TempInfixExpr { undefined }
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| Expr1 InfixOp Expr1 { undefined }
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AppExpr :: { RlpExpr' RlpcPs }
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: Expr1 { $1 }
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| AppExpr Expr1 { AppE <<~ $1 <~> $2 }
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AppExpr :: { Expr RlpcPs }
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: Expr1 { undefined }
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| AppExpr Expr1 { undefined }
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LetExpr :: { RlpExpr' RlpcPs }
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: let layout1(Binding) in Expr { $1 \$> LetE $2 $4 }
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| letrec layout1(Binding) in Expr { $1 \$> LetrecE $2 $4 }
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LetExpr :: { Expr RlpcPs }
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: let layout1(Binding) in Expr { undefined }
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| letrec layout1(Binding) in Expr { undefined }
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CaseExpr :: { RlpExpr' RlpcPs }
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: case Expr of layout0(CaseAlt)
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{ CaseE <<~ $2 <#> $4 }
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CaseExpr :: { Expr RlpcPs }
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: case Expr of layout0(CaseAlt) { undefined }
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-- TODO: where-binds
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CaseAlt :: { (Alt RlpcPs, Where RlpcPs) }
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: Alt { ($1, []) }
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: Alt { undefined }
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Alt :: { Alt RlpcPs }
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: Pat '->' Expr { AltA $1 $3 }
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: Pat '->' Expr { undefined }
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-- layout0(p : β) :: [β]
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layout0(p) : '{' layout_list0(';',p) '}' { $2 }
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| VL layout_list0(VS,p) VR { $2 }
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layout0(p) : '{' layout_list0(';',p) '}' { undefined }
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| VL layout_list0(VS,p) VR { undefined }
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-- layout_list0(sep : α, p : β) :: [β]
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layout_list0(sep,p) : p { [$1] }
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| layout_list1(sep,p) sep p { $1 `snoc` $3 }
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| {- epsilon -} { [] }
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layout_list0(sep,p) : p { undefined }
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| layout_list1(sep,p) sep p { undefined }
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| {- epsilon -} { undefined }
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-- layout1(p : β) :: [β]
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layout1(p) : '{' layout_list1(';',p) '}' { $2 }
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| VL layout_list1(VS,p) VR { $2 }
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layout1(p) : '{' layout_list1(';',p) '}' { undefined }
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| VL layout_list1(VS,p) VR { undefined }
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-- layout_list1(sep : α, p : β) :: [β]
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layout_list1(sep,p) : p { [$1] }
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| layout_list1(sep,p) sep p { $1 `snoc` $3 }
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layout_list1(sep,p) : p { undefined }
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| layout_list1(sep,p) sep p { undefined }
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Binding :: { Binding' RlpcPs }
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: Pat '=' Expr { PatB <<~ $1 <~> $3 }
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Binding :: { Binding RlpcPs }
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: Pat '=' Expr { undefined }
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Expr1 :: { RlpExpr' RlpcPs }
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: '(' Expr ')' { $1 .> $2 <. $3 }
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| Lit { fmap LitE $1 }
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| Var { fmap VarE $1 }
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| Con { fmap VarE $1 }
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Expr1 :: { Expr RlpcPs }
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: '(' Expr ')' { undefined }
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| Lit { undefined }
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| Var { undefined }
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| Con { undefined }
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InfixOp :: { Located PsName }
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: consym { mkPsName $1 }
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| varsym { mkPsName $1 }
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: consym { undefined }
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| varsym { undefined }
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-- TODO: microlens-pro save me microlens-pro (rewrite this with prisms)
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Lit :: { Lit' RlpcPs }
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: litint { $1 <&> (IntL . (\ (TokenLitInt n) -> n)) }
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Lit :: { Lit RlpcPs }
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: litint { undefined }
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Var :: { Located PsName }
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Var : varname { mkPsName $1 }
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| varsym { mkPsName $1 }
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Var : varname { undefined }
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| varsym { undefined }
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Con :: { Located PsName }
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: conname { mkPsName $1 }
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: conname { undefined }
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--}
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{
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@@ -253,12 +248,12 @@ parseRlpExprR = undefined
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{--
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parseRlpExprR :: (Monad m) => Text -> RLPCT m (RlpExpr RlpcPs)
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parseRlpExprR :: (Monad m) => Text -> RLPCT m (Expr RlpcPs)
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parseRlpExprR s = liftErrorful $ pToErrorful parseRlpExpr st
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where
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st = programInitState s
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parseRlpProgR :: (Monad m) => Text -> RLPCT m (RlpProgram RlpcPs)
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parseRlpProgR :: (Monad m) => Text -> RLPCT m (Program RlpcPs)
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parseRlpProgR s = do
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a <- liftErrorful $ pToErrorful parseRlpProg st
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addDebugMsg @_ @String "dump-parsed" $ show a
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@@ -281,12 +276,12 @@ extractInt :: RlpToken -> Int
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extractInt (TokenLitInt n) = n
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extractInt _ = error "extractInt: ugh"
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mkProgram :: [Decl' RlpcPs] -> P (RlpProgram RlpcPs)
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mkProgram :: [Decl RlpcPs] -> P (Program RlpcPs)
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mkProgram ds = do
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pt <- use psOpTable
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pure $ RlpProgram (associate pt <$> ds)
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pure $ Program (associate pt <$> ds)
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mkInfixD :: Assoc -> Int -> PsName -> P (Decl' RlpcPs)
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mkInfixD :: Assoc -> Int -> PsName -> P (Decl RlpcPs)
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mkInfixD a p n = do
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let opl :: Lens' ParseState (Maybe OpInfo)
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opl = psOpTable . at n
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@@ -302,7 +297,7 @@ mkInfixD a p n = do
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intOfToken :: Located RlpToken -> Int
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intOfToken (Located _ (TokenLitInt n)) = n
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tempInfixExprErr :: RlpExpr' RlpcPs -> RlpExpr' RlpcPs -> P a
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tempInfixExprErr :: Expr RlpcPs -> Expr RlpcPs -> P a
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tempInfixExprErr (Located a _) (Located b _) =
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addFatal $ errorMsg (a <> b) $ RlpParErrOther
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[ "The rl' frontend is currently in beta. Support for infix expressions is minimal, sorry! :("
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