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-rw-r--r--src/Transfer/Syntax/Print.hs206
1 files changed, 0 insertions, 206 deletions
diff --git a/src/Transfer/Syntax/Print.hs b/src/Transfer/Syntax/Print.hs
deleted file mode 100644
index 50164477d..000000000
--- a/src/Transfer/Syntax/Print.hs
+++ /dev/null
@@ -1,206 +0,0 @@
-{-# OPTIONS_GHC -fglasgow-exts #-}
-module Transfer.Syntax.Print where
-
--- pretty-printer generated by the BNF converter
-
-import Transfer.Syntax.Abs
-import Data.Char
-import Data.List (intersperse)
-
--- the top-level printing method
-printTree :: Print a => a -> String
-printTree = render . prt 0
-
-type Doc = [ShowS] -> [ShowS]
-
-doc :: ShowS -> Doc
-doc = (:)
-
-render :: Doc -> String
-render d = rend 0 (map ($ "") $ d []) "" where
- rend i ss = case ss of
- "[" :ts -> showChar '[' . rend i ts
- "(" :ts -> showChar '(' . rend i ts
- "{" :ts -> showChar '{' . new (i+1) . rend (i+1) ts
- "}" : ";":ts -> new (i-1) . space "}" . showChar ';' . new (i-1) . rend (i-1) ts
- "}" :ts -> new (i-1) . showChar '}' . new (i-1) . rend (i-1) ts
- ";" :ts -> showChar ';' . new i . rend i ts
- t : "," :ts -> showString t . space "," . rend i ts
- t : ")" :ts -> showString t . showChar ')' . rend i ts
- t : "]" :ts -> showString t . showChar ']' . rend i ts
- t :ts -> space t . rend i ts
- _ -> id
- new i = showChar '\n' . replicateS (2*i) (showChar ' ') . dropWhile isSpace
- space t = showString t . (\s -> if null s then "" else (' ':s))
-
-parenth :: Doc -> Doc
-parenth ss = doc (showChar '(') . ss . doc (showChar ')')
-
-concatS :: [ShowS] -> ShowS
-concatS = foldr (.) id
-
-concatD :: [Doc] -> Doc
-concatD = foldr (.) id
-
-unwordsD :: [Doc] -> Doc
-unwordsD = concatD . intersperse (doc (showChar ' '))
-
-replicateS :: Int -> ShowS -> ShowS
-replicateS n f = concatS (replicate n f)
-
--- the printer class does the job
-class Print a where
- prt :: Int -> a -> Doc
-
-instance Print Char where
- prt _ s = doc (showChar '\'' . mkEsc '\'' s . showChar '\'')
-
-instance Print String where
- prt _ s = doc (showChar '"' . concatS (map (mkEsc '"') s) . showChar '"')
-
-mkEsc :: Char -> Char -> ShowS
-mkEsc q s = case s of
- _ | s == q -> showChar '\\' . showChar s
- '\\'-> showString "\\\\"
- '\n' -> showString "\\n"
- '\t' -> showString "\\t"
- _ -> showChar s
-
-prPrec :: Int -> Int -> Doc -> Doc
-prPrec i j = if j<i then parenth else id
-
-
-instance Print Integer where
- prt _ x = doc (shows x)
-
-
-instance Print Double where
- prt _ x = doc (shows x)
-
-
-instance Print (Tree c) where
- prt _i e = case e of
- Module imports decls -> prPrec _i 0 (concatD [prt 0 imports , prt 0 decls])
- Import i -> prPrec _i 0 (concatD [doc (showString "import") , prt 0 i])
- DataDecl i exp consdecls -> prPrec _i 0 (concatD [doc (showString "data") , prt 0 i , doc (showString ":") , prt 0 exp , doc (showString "where") , doc (showString "{") , prt 0 consdecls , doc (showString "}")])
- TypeDecl i exp -> prPrec _i 0 (concatD [prt 0 i , doc (showString ":") , prt 0 exp])
- ValueDecl i patterns guard exp -> prPrec _i 0 (concatD [prt 0 i , prt 0 patterns , prt 0 guard , doc (showString "=") , prt 0 exp])
- DeriveDecl i0 i1 -> prPrec _i 0 (concatD [doc (showString "derive") , prt 0 i0 , prt 0 i1])
- ConsDecl i exp -> prPrec _i 0 (concatD [prt 0 i , doc (showString ":") , prt 0 exp])
- GuardExp exp -> prPrec _i 0 (concatD [doc (showString "|") , prt 1 exp])
- GuardNo -> prPrec _i 0 (concatD [])
- POr pattern0 pattern1 -> prPrec _i 0 (concatD [prt 1 pattern0 , doc (showString "||") , prt 0 pattern1])
- PListCons pattern0 pattern1 -> prPrec _i 1 (concatD [prt 2 pattern0 , doc (showString "::") , prt 1 pattern1])
- PConsTop i pattern patterns -> prPrec _i 2 (concatD [prt 0 i , prt 3 pattern , prt 0 patterns])
- PCons i patterns -> prPrec _i 3 (concatD [doc (showString "(") , prt 0 i , prt 0 patterns , doc (showString ")")])
- PRec fieldpatterns -> prPrec _i 3 (concatD [doc (showString "rec") , doc (showString "{") , prt 0 fieldpatterns , doc (showString "}")])
- PEmptyList -> prPrec _i 3 (concatD [doc (showString "[") , doc (showString "]")])
- PList commapatterns -> prPrec _i 3 (concatD [doc (showString "[") , prt 0 commapatterns , doc (showString "]")])
- PTuple commapattern commapatterns -> prPrec _i 3 (concatD [doc (showString "(") , prt 0 commapattern , doc (showString ",") , prt 0 commapatterns , doc (showString ")")])
- PStr str -> prPrec _i 3 (concatD [prt 0 str])
- PInt n -> prPrec _i 3 (concatD [prt 0 n])
- PVar i -> prPrec _i 3 (concatD [prt 0 i])
- PWild -> prPrec _i 3 (concatD [doc (showString "_")])
- CommaPattern pattern -> prPrec _i 0 (concatD [prt 0 pattern])
- FieldPattern i pattern -> prPrec _i 0 (concatD [prt 0 i , doc (showString "=") , prt 0 pattern])
- EPi varorwild exp0 exp1 -> prPrec _i 0 (concatD [doc (showString "(") , prt 0 varorwild , doc (showString ":") , prt 0 exp0 , doc (showString ")") , doc (showString "->") , prt 0 exp1])
- EPiNoVar exp0 exp1 -> prPrec _i 0 (concatD [prt 1 exp0 , doc (showString "->") , prt 0 exp1])
- EAbs varorwild exp -> prPrec _i 1 (concatD [doc (showString "\\") , prt 0 varorwild , doc (showString "->") , prt 1 exp])
- ELet letdefs exp -> prPrec _i 1 (concatD [doc (showString "let") , doc (showString "{") , prt 0 letdefs , doc (showString "}") , doc (showString "in") , prt 1 exp])
- ECase exp cases -> prPrec _i 1 (concatD [doc (showString "case") , prt 0 exp , doc (showString "of") , doc (showString "{") , prt 0 cases , doc (showString "}")])
- EIf exp0 exp1 exp2 -> prPrec _i 1 (concatD [doc (showString "if") , prt 0 exp0 , doc (showString "then") , prt 0 exp1 , doc (showString "else") , prt 1 exp2])
- EDo binds exp -> prPrec _i 1 (concatD [doc (showString "do") , doc (showString "{") , prt 0 binds , prt 0 exp , doc (showString "}")])
- EBind exp0 exp1 -> prPrec _i 3 (concatD [prt 3 exp0 , doc (showString ">>=") , prt 4 exp1])
- EBindC exp0 exp1 -> prPrec _i 3 (concatD [prt 3 exp0 , doc (showString ">>") , prt 4 exp1])
- EOr exp0 exp1 -> prPrec _i 4 (concatD [prt 5 exp0 , doc (showString "||") , prt 4 exp1])
- EAnd exp0 exp1 -> prPrec _i 5 (concatD [prt 6 exp0 , doc (showString "&&") , prt 5 exp1])
- EEq exp0 exp1 -> prPrec _i 6 (concatD [prt 7 exp0 , doc (showString "==") , prt 7 exp1])
- ENe exp0 exp1 -> prPrec _i 6 (concatD [prt 7 exp0 , doc (showString "/=") , prt 7 exp1])
- ELt exp0 exp1 -> prPrec _i 6 (concatD [prt 7 exp0 , doc (showString "<") , prt 7 exp1])
- ELe exp0 exp1 -> prPrec _i 6 (concatD [prt 7 exp0 , doc (showString "<=") , prt 7 exp1])
- EGt exp0 exp1 -> prPrec _i 6 (concatD [prt 7 exp0 , doc (showString ">") , prt 7 exp1])
- EGe exp0 exp1 -> prPrec _i 6 (concatD [prt 7 exp0 , doc (showString ">=") , prt 7 exp1])
- EListCons exp0 exp1 -> prPrec _i 7 (concatD [prt 8 exp0 , doc (showString "::") , prt 7 exp1])
- EAdd exp0 exp1 -> prPrec _i 8 (concatD [prt 8 exp0 , doc (showString "+") , prt 9 exp1])
- ESub exp0 exp1 -> prPrec _i 8 (concatD [prt 8 exp0 , doc (showString "-") , prt 9 exp1])
- EMul exp0 exp1 -> prPrec _i 9 (concatD [prt 9 exp0 , doc (showString "*") , prt 10 exp1])
- EDiv exp0 exp1 -> prPrec _i 9 (concatD [prt 9 exp0 , doc (showString "/") , prt 10 exp1])
- EMod exp0 exp1 -> prPrec _i 9 (concatD [prt 9 exp0 , doc (showString "%") , prt 10 exp1])
- ENeg exp -> prPrec _i 10 (concatD [doc (showString "-") , prt 10 exp])
- EApp exp0 exp1 -> prPrec _i 11 (concatD [prt 11 exp0 , prt 12 exp1])
- EProj exp i -> prPrec _i 12 (concatD [prt 12 exp , doc (showString ".") , prt 0 i])
- ERecType fieldtypes -> prPrec _i 13 (concatD [doc (showString "sig") , doc (showString "{") , prt 0 fieldtypes , doc (showString "}")])
- ERec fieldvalues -> prPrec _i 13 (concatD [doc (showString "rec") , doc (showString "{") , prt 0 fieldvalues , doc (showString "}")])
- EEmptyList -> prPrec _i 13 (concatD [doc (showString "[") , doc (showString "]")])
- EList exps -> prPrec _i 13 (concatD [doc (showString "[") , prt 0 exps , doc (showString "]")])
- ETuple exp exps -> prPrec _i 13 (concatD [doc (showString "(") , prt 0 exp , doc (showString ",") , prt 0 exps , doc (showString ")")])
- EVar i -> prPrec _i 13 (concatD [prt 0 i])
- EType -> prPrec _i 13 (concatD [doc (showString "Type")])
- EStr str -> prPrec _i 13 (concatD [prt 0 str])
- EInteger n -> prPrec _i 13 (concatD [prt 0 n])
- EDouble d -> prPrec _i 13 (concatD [prt 0 d])
- EMeta -> prPrec _i 13 (concatD [doc (showString "?")])
- VVar i -> prPrec _i 0 (concatD [prt 0 i])
- VWild -> prPrec _i 0 (concatD [doc (showString "_")])
- LetDef i exp -> prPrec _i 0 (concatD [prt 0 i , doc (showString "=") , prt 0 exp])
- Case pattern guard exp -> prPrec _i 0 (concatD [prt 0 pattern , prt 0 guard , doc (showString "->") , prt 0 exp])
- BindVar varorwild exp -> prPrec _i 0 (concatD [prt 0 varorwild , doc (showString "<-") , prt 0 exp])
- BindNoVar exp -> prPrec _i 0 (concatD [prt 0 exp])
- FieldType i exp -> prPrec _i 0 (concatD [prt 0 i , doc (showString ":") , prt 0 exp])
- FieldValue i exp -> prPrec _i 0 (concatD [prt 0 i , doc (showString "=") , prt 0 exp])
- Ident str -> prPrec _i 0 (doc (showString str))
-
-instance Print [Import] where
- prt _ es = case es of
- [] -> (concatD [])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [Decl] where
- prt _ es = case es of
- [] -> (concatD [])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [ConsDecl] where
- prt _ es = case es of
- [] -> (concatD [])
- [x] -> (concatD [prt 0 x])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [CommaPattern] where
- prt _ es = case es of
- [x] -> (concatD [prt 0 x])
- x:xs -> (concatD [prt 0 x , doc (showString ",") , prt 0 xs])
-instance Print [Pattern] where
- prt _ es = case es of
- [] -> (concatD [])
- x:xs -> (concatD [prt 3 x , prt 0 xs])
-instance Print [FieldPattern] where
- prt _ es = case es of
- [] -> (concatD [])
- [x] -> (concatD [prt 0 x])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [LetDef] where
- prt _ es = case es of
- [] -> (concatD [])
- [x] -> (concatD [prt 0 x])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [Case] where
- prt _ es = case es of
- [] -> (concatD [])
- [x] -> (concatD [prt 0 x])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [Bind] where
- prt _ es = case es of
- [] -> (concatD [])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [FieldType] where
- prt _ es = case es of
- [] -> (concatD [])
- [x] -> (concatD [prt 0 x])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [FieldValue] where
- prt _ es = case es of
- [] -> (concatD [])
- [x] -> (concatD [prt 0 x])
- x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs])
-instance Print [Exp] where
- prt _ es = case es of
- [x] -> (concatD [prt 0 x])
- x:xs -> (concatD [prt 0 x , doc (showString ",") , prt 0 xs])
generated by cgit v1.2.3 (git 2.39.1) at 2026-05-20 14:39:27 +0000