remove uahgi-ng/

expander.rkt

@@ -1,108 +1,42 @@
-#lang br/quicklang
- (require racket/dict)
-(require racket/match)
-(namespace-require/copy	  'racket/base) ; must be added for the currect namespace
 
-(define-macro (init-defs)
-  #'(begin
-      '()))
+(module uahgi2 racket/base
+    (require racket/dict)
+    (define main-config (make-hash
+                         '(["paper-width". 2480]
+                           ["paper-height". 3508]
+                           ["font-family" . "FreeSerif"]
+                           ["font-family-CJK" . "Noto Sans CJK TC"]
+                           ["font-size" . 14]
+                           ["font-weight" . "regular"]
+                           ["font-style" . "normal"]
                            
-(define paperwidth 2480)
-(define paperheight 3508)
-(define frame-list '())
-(define main-style
-  (make-hash '(["font-family" . "FreeSerif"]
-               ["font-family-CJK" . "Noto Sans CJK TC"]
-               ["font-size" . 12]
-               ["font-weight" . "regular"]
-               ["font-style" . "normal"])))
+                           )))
+  (define main-frame (make-hash
+                      '(["id" . 1]
+                        ["font-family" . (dict-ref main-config "font-family")]
+                        ["class" . frame]
+                        ["width" . 2000]
+                        ["height" . 3000]
+                        ["x" . 200]
+                        ["y" . 250]
+                        ["content" . #f])))
 
-(define main-frame 
-  (make-hash '(["type" . "frame"]
-               ["id" . "main"]
-               ["content" . #f]
-               ["style" . main-style]
-               ["x". 1800]
-               ["y". 3200]
-               ["width". 1800]
-               ["height" . 3200]
-               ["skip-to-footnote". 80])
-      ))
-(set! frame-list (cons main-frame frame-list))
-(define (hd2 cont) 
-  (make-hash `(["type" . "hbox"]
-               ["id" . ""]
-               ["content" . ,cont]
-               ["style" . ["style" . ,(make-hash '(["font-family" . "FreeSerif"]
-                            ["font-family-CJK" . "Noto Sans CJK TC"]
-                            ["font-size" . 15]
-                            ["font-weight" . "regular"]
-                            ["font-style" . "normal"]))]]
-               ["x". #f]
-               ["y". #f]
-               ["width". #f]
-               ["height" . #f]
-)
-      ))
+    (define (set-main-config attr val)
+      (dict-set! main-config attr val))
   
-(define (maintext cont)
-  (match cont
-    [`(mixed-series ,(list `newline a ...)) (mixed-series a)]
-    [_ cont]))
+  (define (main-text txt)
+    (dict-set! main-frame "content" txt))
 
+  (define-syntax text-series
+    (syntax-rules ()
+        [(_ x ...)
+         ; delete the beginning newline
+         (if (eq? (caar `(x ...)) "\n")
+          `('text ,(cdar `(x ...)))
+         `('text ,(caar `(x ...)) ,(cdar `(x ...)))))]))
   
+    (provide text-series main-text main-frame main-config set-main-config set!
+             (all-from-out racket/base) (all-from-out racket/dict)
+             #%module-begin #%app #%datum #%expression #%top)
      
-
-[define ns (current-namespace)]
-
-(struct put-chars ([ch #:mutable]) #:transparent) ; flow of chars to be put
-(struct mixed-series ([item #:mutable]) #:transparent) ; series of mixed item
-
-
-(provide (matching-identifiers-out #rx"^u-" (all-defined-out)))
-(define-macro (u-id ID)
-  #'(string->symbol ID))
-
-
-
-
-(define-macro (u-number NUM)
-  #'(number->string NUM))
-(define-macro-cases u-atom
-  [(u-atom (u-number NUM)) #'(put-chars (number->string NUM))]
-  [(u-atom "\n") #''newline]
-  [(u-atom HD_CHAR TL_CHAR ...) #'(put-chars (foldr string-append "" `(HD_CHAR TL_CHAR ...)))]
-  [(u-atom X) #'X])
-
-(define-macro (u-converting-num NUM...)
-  #'(string->number NUM...))
-
-(define-macro-cases u-expr
-  [(u-expr (u-atom (u-id ID))) #'(string->symbol ID)]
-  [(u-expr (put-chars X)) #'(put-chars X)]
-  [(u-expr (u-atom ITEM)) #'ITEM]
-  [(u-expr (u-series SERIES ...)) #'(begin (mixed-series `(,SERIES ...)))] 
-  [(u-expr (u-converting-num (u-number NUM))) #'NUM]
-  [(u-expr X) #'X])
-
-(define-macro-cases u-sexp
-    [(u-sexp (u-expr (u-atom (u-id "set"))) (u-expr (u-atom (u-id X))) Y)
-     #'(let ((tmp (string->symbol X))) (namespace-set-variable-value! tmp Y #f ns #f))]
-      [(u-sexp (u-expr (u-atom (u-id "maintext"))) X ...) #'(maintext X ...)]
-      [(u-sexp (u-expr (u-atom (u-id "hd2"))) X) #'(hd2 X)]
-    ;[(u-sexp X Y) #'[X Y]]
-    [(u-sexp REQ OPT ...)
-     #'(begin (display (memq 'maintext (namespace-mapped-symbols ns)))
-
-     ((eval REQ ns) (eval OPT ... ns)))])
-
-(define-macro (u-module-begin (u-program LINE ...))
-  #'(#%module-begin
-     (init-defs)
-    LINE ...))
-
-
-
-
-(provide (rename-out [u-module-begin #%module-begin]))
-(provide maintext)
+  )

lexer.rkt

@@ -1,27 +1,48 @@
-#lang br
-(require brag/support)
+#lang racket
+(require parser-tools/lex)
+(require parser-tools/lex-sre)
 
-(define-lex-abbrev digits (:+ (char-set "0123456789")))
-(define-lex-abbrev raw-id (:: (:or "_" (:/ "a" "z") (:/ "A" "Z")) (:* (:or "_" (:/ "0" "9") (:/ "a" "z") (:/ "A" "Z")))))
-(define-lex-abbrev any-other-char (:~ (char-set "0123456789@\\{}%|")))
+
+
+(define-empty-tokens unary-tokens (L_PAREN R_PAREN  NUM_CONVERTER SEPERATOR EOF))
+(define-tokens value-tokens ( CHAR ID NUM NEWLINE))
+
+
+(define-lex-abbrev digits (+ (char-set "0123456789")))
+(define-lex-abbrev raw-id (: (or "_" (/ "a" "z") (/ "A" "Z")) (* (or "_" "-" "!" "?" (/ "0" "9") (/ "a" "z") (/ "A" "Z")))))
+(define-lex-abbrev any-other-char (~ (char-set "0123456789@\\{}%|")))
 
 (define uahgi2-lexer
-  (lexer-srcloc
-   [(:or "\r\n" "\n") (token 'NEWLINE lexeme)] ; newline
-   [whitespace (token lexeme lexeme)] ; whitespace
-   [(:: "\\"(char-set "@\\{}%|")) (token 'CHAR (substring lexeme
+ (lexer-src-pos
+   ["\n" (token-NEWLINE lexeme)] ; newline
+   [whitespace (token-CHAR lexeme)] ; whitespace
+   [(: "\\"(char-set "@\\{}%|")) (token-CHAR (substring lexeme
                       1 (string-length lexeme)))]
-  [(:: "@" raw-id) (token 'ID (substring lexeme
-                      1 (string-length lexeme)))] ; @id 
-  ["{" (token 'L_PAREN lexeme)] ; {
-  ["}" (token 'R_PAREN lexeme)] ; }
-  ["|" (token 'SEPERATOR lexeme)] ; | (general) seperator
-  ["@@" (token 'G_SEPERATOR lexeme)] ; @@ great seperator
-  ["`" (token 'NUM_CONVERTER lexeme)] ; ` convert to number
-   [digits (token 'INTEGER (string->number lexeme))] ;123
-   [(:: (:? (char-set "-")) digits "." digits) ; 123.456
-    (token 'DECIMAL (string->number lexeme))]
-   [ (from/to "%" "%") ; %COMMENT%
-    (token 'COMMENT #:skip? #t)]
-  [any-other-char (token 'CHAR lexeme)])) ; any char into char
-(provide uahgi2-lexer)
+  [(: "@" raw-id) (token-ID (string->symbol(substring lexeme
+                      1 (string-length lexeme))))] ; @id 
+  ["{" (token-L_PAREN)] ; {
+  ["}" (token-R_PAREN)] ; }
+  ["|" (token-SEPERATOR)] ; |  seperator
+  ["`" (token-NUM_CONVERTER)] ; ` convert to number
+   [digits (token-NUM (string->number lexeme))] ;123
+   [(: (? (char-set "-")) digits "." digits) ; 123.456
+    (token-NUM (string->number lexeme))]
+   [ (: "%" (complement (: any-string "%" any-string)) "%") ; %COMMENT%
+    (return-without-pos (uahgi2-lexer input-port))]
+    [(eof) (token-EOF)]
+  [any-other-char (token-CHAR lexeme)] ; any char into char
+)) 
+
+
+
+
+(define (looping-lex str)
+    (define in (open-input-string str))
+    (port-count-lines! in)
+    (let loop ([v (uahgi2-lexer in)])
+      (cond [(void? (position-token-token v)) (loop (uahgi2-lexer in))]
+            [(eq? 'EOF (position-token-token v)) '()]
+            [else (cons v (loop (uahgi2-lexer in)))])))
+
+
+(provide uahgi2-lexer unary-tokens value-tokens looping-lex)

main.rkt

@@ -1,9 +1,10 @@
-#lang br/quicklang
+#lang racket/base
 (require "parser.rkt" "tokenizer.rkt")
+(require syntax/strip-context)
 
 (define (read-syntax path port)
-  (define parse-tree (parse path (make-tokenizer port path)))
-  (strip-bindings
+  (define parse-tree (parse-tkns (make-tokenizer port path)))
+  (strip-context
    #`(module uahgi2-mod uahgi2/expander
        #,parse-tree)))
 

parser.rkt

@@ -1,17 +1,75 @@
-#lang brag
-u-program: [/NEWLINE+] (u-expr [/NEWLINE+])*
-u-expr:
-      u-series ; string series
-      | u-atom
-      | u-converting-num
-      | u-sexp
-u-sexp:
-      /L_PAREN u-expr (/SEPERATOR u-expr)* /R_PAREN
-      | /L_PAREN [(/" "|/NEWLINE)+] u-expr (/G_SEPERATOR [(/" "|/NEWLINE)+]  u-expr [(/" "|/NEWLINE)+])* /R_PAREN ; ??
-u-series: (u-atom | u-sexp)+
-u-converting-num: /NUM_CONVERTER (u-id | u-number)
-u-atom: u-id | u-string | u-number | (NEWLINE+)
-u-number: INTEGER | DECIMAL
-u-id: ID
-@u-string: u-char+
-@u-char: CHAR | " "
+#lang racket
+(require megaparsack megaparsack/text)
+(require uahgi2/lexer)
+(require megaparsack/parser-tools/lex)
+(require data/monad)
+(require data/applicative)
+
+(define newline/p  (token/p 'NEWLINE))
+(define num/p (do
+      [num <- (token/p 'NUM)]
+      (pure (number->string num))))
+(define char/p  (token/p 'CHAR))
+(define id/p  (token/p 'ID))
+(define num-converter/p  (token/p 'NUM_CONVERTER))
+
+(define string/p
+     (do 
+         [chars <- (many+/p char/p)]
+         (pure (foldr string-append "" chars))))
+
+(define atom/p (or/p
+                num/p
+                string/p
+                id/p))
+
+(define converting-num/p
+  (do
+      (token/p 'NUM_CONVERTER)
+      [num <- num/p]
+      (pure (string->number num))))
+
+
+(define sexp-elem/p
+  (delay/p (or/p (try/p series/p)
+        expr/p)))
+
+
+(define sexp/p
+     (do
+         (token/p 'L_PAREN)
+         [args <- (many/p sexp-elem/p #:sep (token/p 'SEPERATOR))]
+         (token/p 'R_PAREN)
+         (pure (list* args))))
+
+(define expr/p
+  (or/p atom/p
+        converting-num/p
+        sexp/p))
+
+(define series-elem/p
+  (or/p newline/p
+        num/p
+        string/p
+        id/p
+        sexp/p))
+
+(define series/p
+  (do [args <- (many/p series-elem/p #:min 2)]
+    (pure (list 'text-series args))))
+
+(define prog/p
+  (syntax/p
+     (do
+         (many/p (token/p 'NEWLINE))
+         [lines <- (many/p expr/p #:sep (many/p(token/p 'NEWLINE)))]
+         (many/p (token/p 'NEWLINE))
+         (pure `(begin ,@lines)))))
+
+(define (parse-tkns tokens)
+  (parse-result! (parse-tokens prog/p tokens)))
+
+(define (parse-string str)
+  (parse-tkns (looping-lex str)))
+
+(provide parse-tkns parse-string)

tokenizer.rkt

@@ -1,10 +1,9 @@
-#lang br
-(require "lexer.rkt" brag/support)
+#lang racket/base
+(require "lexer.rkt"  parser-tools/lex racket/port)
 
 (define (make-tokenizer ip [path #f])
   (port-count-lines! ip)
-  (lexer-file-path path)
-  (define (next-token) (uahgi2-lexer ip))
-  next-token)
+  (file-path path)
+  (looping-lex (port->string ip)))
 
 (provide make-tokenizer)

uahgi-ng/a.txt

@@ -1,679 +0,0 @@
-0	g1038660	=	(g1038661)
-1	g1038661	=	(u-program EOF)
-2	u-program	=	()
-3	u-program	=	(u-expr u-program)
-4	u-expr	=	(u-series)
-5	u-expr	=	(u-atom)
-6	u-expr	=	(u-converting-num)
-7	u-expr	=	(L_PAREN u-sexps R_PAREN)
-8	u-sexps	=	()
-9	u-sexps	=	(u-expr u-sexps)
-10	u-series-unit	=	(ID)
-11	u-series-unit	=	(u-string)
-12	u-series-unit	=	(NUM)
-13	u-series-unit	=	(L_PAREN u-sexps R_PAREN)
-14	u-series-unit	=	(newlines)
-15	u-series	=	()
-16	u-series	=	(u-series-unit u-series)
-17	u-converting-num	=	(NUM_CONVERTER ID)
-18	u-converting-num	=	(NUM_CONVERTER NUM)
-19	u-atom	=	(ID)
-20	u-atom	=	(u-string)
-21	u-atom	=	(NUM)
-22	u-atom	=	(newlines)
-23	u-string	=	(CHAR)
-24	u-string	=	(u-string CHAR)
-25	newlines	=	(NEWLINE)
-26	newlines	=	(NEWLINE newlines)
-State 0
-	g1038660 -> . g1038661 
-
-begin conflict:
-	NEWLINE					shift	15
-	NEWLINE					reduce	15
-end conflict
-	g1038661					goto	1
-	u-atom					goto	7
-begin conflict:
-	CHAR					shift	12
-	CHAR					reduce	15
-end conflict
-	u-converting-num					goto	6
-begin conflict:
-	EOF					reduce	15
-	EOF					reduce	2
-end conflict
-	u-string					goto	8
-	u-program					goto	2
-	u-series-unit					goto	4
-	u-expr					goto	3
-	newlines					goto	9
-	u-series					goto	5
-begin conflict:
-	NUM					shift	14
-	NUM					reduce	15
-end conflict
-begin conflict:
-	ID					shift	13
-	ID					reduce	15
-end conflict
-begin conflict:
-	L_PAREN					shift	10
-	L_PAREN					reduce	15
-end conflict
-begin conflict:
-	NUM_CONVERTER					shift	11
-	NUM_CONVERTER					reduce	15
-end conflict
-
-State 1
-	g1038660 -> g1038661 . 
-
-
-State 2
-	g1038661 -> u-program . EOF 
-
-	EOF					accept	
-
-State 3
-	u-program -> u-expr . u-program 
-
-begin conflict:
-	NEWLINE					shift	15
-	NEWLINE					reduce	15
-end conflict
-	u-atom					goto	7
-begin conflict:
-	CHAR					shift	12
-	CHAR					reduce	15
-end conflict
-	u-converting-num					goto	6
-begin conflict:
-	EOF					reduce	15
-	EOF					reduce	2
-end conflict
-	u-string					goto	8
-	u-program					goto	17
-	u-series-unit					goto	4
-	u-expr					goto	3
-	newlines					goto	9
-	u-series					goto	5
-begin conflict:
-	NUM					shift	14
-	NUM					reduce	15
-end conflict
-begin conflict:
-	ID					shift	13
-	ID					reduce	15
-end conflict
-begin conflict:
-	L_PAREN					shift	10
-	L_PAREN					reduce	15
-end conflict
-begin conflict:
-	NUM_CONVERTER					shift	11
-	NUM_CONVERTER					reduce	15
-end conflict
-
-State 4
-	u-series -> u-series-unit . u-series 
-
-begin conflict:
-	NEWLINE					shift	15
-	NEWLINE					reduce	15
-end conflict
-begin conflict:
-	CHAR					shift	12
-	CHAR					reduce	15
-end conflict
-	R_PAREN					reduce	15
-	EOF					reduce	15
-	u-string					goto	19
-	u-series-unit					goto	4
-	newlines					goto	20
-	u-series					goto	18
-begin conflict:
-	NUM					shift	23
-	NUM					reduce	15
-end conflict
-begin conflict:
-	ID					shift	22
-	ID					reduce	15
-end conflict
-begin conflict:
-	L_PAREN					shift	21
-	L_PAREN					reduce	15
-end conflict
-	NUM_CONVERTER					reduce	15
-
-State 5
-	u-expr -> u-series . 
-
-	EOF					reduce	4
-	NEWLINE					reduce	4
-	CHAR					reduce	4
-	NUM					reduce	4
-	R_PAREN					reduce	4
-	L_PAREN					reduce	4
-	ID					reduce	4
-	NUM_CONVERTER					reduce	4
-
-State 6
-	u-expr -> u-converting-num . 
-
-	EOF					reduce	6
-	NEWLINE					reduce	6
-	CHAR					reduce	6
-	NUM					reduce	6
-	R_PAREN					reduce	6
-	L_PAREN					reduce	6
-	ID					reduce	6
-	NUM_CONVERTER					reduce	6
-
-State 7
-	u-expr -> u-atom . 
-
-	EOF					reduce	5
-	NEWLINE					reduce	5
-	CHAR					reduce	5
-	NUM					reduce	5
-	R_PAREN					reduce	5
-	L_PAREN					reduce	5
-	ID					reduce	5
-	NUM_CONVERTER					reduce	5
-
-State 8
-	u-series-unit -> u-string . 
-	u-atom -> u-string . 
-	u-string -> u-string . CHAR 
-
-begin conflict:
-	EOF					reduce	11
-	EOF					reduce	20
-end conflict
-begin conflict:
-	NEWLINE					reduce	11
-	NEWLINE					reduce	20
-end conflict
-begin conflict:
-	CHAR					shift	24
-	CHAR					reduce	11
-	CHAR					reduce	20
-end conflict
-begin conflict:
-	NUM					reduce	11
-	NUM					reduce	20
-end conflict
-begin conflict:
-	R_PAREN					reduce	11
-	R_PAREN					reduce	20
-end conflict
-begin conflict:
-	L_PAREN					reduce	11
-	L_PAREN					reduce	20
-end conflict
-begin conflict:
-	ID					reduce	11
-	ID					reduce	20
-end conflict
-begin conflict:
-	NUM_CONVERTER					reduce	11
-	NUM_CONVERTER					reduce	20
-end conflict
-
-State 9
-	u-series-unit -> newlines . 
-	u-atom -> newlines . 
-
-begin conflict:
-	EOF					reduce	14
-	EOF					reduce	22
-end conflict
-begin conflict:
-	NEWLINE					reduce	14
-	NEWLINE					reduce	22
-end conflict
-begin conflict:
-	CHAR					reduce	14
-	CHAR					reduce	22
-end conflict
-begin conflict:
-	NUM					reduce	14
-	NUM					reduce	22
-end conflict
-begin conflict:
-	R_PAREN					reduce	14
-	R_PAREN					reduce	22
-end conflict
-begin conflict:
-	L_PAREN					reduce	14
-	L_PAREN					reduce	22
-end conflict
-begin conflict:
-	ID					reduce	14
-	ID					reduce	22
-end conflict
-begin conflict:
-	NUM_CONVERTER					reduce	14
-	NUM_CONVERTER					reduce	22
-end conflict
-
-State 10
-	u-expr -> L_PAREN . u-sexps R_PAREN 
-	u-series-unit -> L_PAREN . u-sexps R_PAREN 
-
-begin conflict:
-	NEWLINE					shift	15
-	NEWLINE					reduce	15
-end conflict
-	u-atom					goto	7
-begin conflict:
-	CHAR					shift	12
-	CHAR					reduce	15
-end conflict
-begin conflict:
-	R_PAREN					reduce	15
-	R_PAREN					reduce	8
-end conflict
-	u-sexps					goto	26
-	u-converting-num					goto	6
-	u-string					goto	8
-	u-series-unit					goto	4
-	u-expr					goto	25
-	newlines					goto	9
-	u-series					goto	5
-begin conflict:
-	NUM					shift	14
-	NUM					reduce	15
-end conflict
-begin conflict:
-	ID					shift	13
-	ID					reduce	15
-end conflict
-begin conflict:
-	L_PAREN					shift	10
-	L_PAREN					reduce	15
-end conflict
-begin conflict:
-	NUM_CONVERTER					shift	11
-	NUM_CONVERTER					reduce	15
-end conflict
-
-State 11
-	u-converting-num -> NUM_CONVERTER . ID 
-	u-converting-num -> NUM_CONVERTER . NUM 
-
-	NUM					shift	28
-	ID					shift	27
-
-State 12
-	u-string -> CHAR . 
-
-	EOF					reduce	23
-	NEWLINE					reduce	23
-	CHAR					reduce	23
-	NUM					reduce	23
-	R_PAREN					reduce	23
-	L_PAREN					reduce	23
-	ID					reduce	23
-	NUM_CONVERTER					reduce	23
-
-State 13
-	u-series-unit -> ID . 
-	u-atom -> ID . 
-
-begin conflict:
-	EOF					reduce	10
-	EOF					reduce	19
-end conflict
-begin conflict:
-	NEWLINE					reduce	10
-	NEWLINE					reduce	19
-end conflict
-begin conflict:
-	CHAR					reduce	10
-	CHAR					reduce	19
-end conflict
-begin conflict:
-	NUM					reduce	10
-	NUM					reduce	19
-end conflict
-begin conflict:
-	R_PAREN					reduce	10
-	R_PAREN					reduce	19
-end conflict
-begin conflict:
-	L_PAREN					reduce	10
-	L_PAREN					reduce	19
-end conflict
-begin conflict:
-	ID					reduce	10
-	ID					reduce	19
-end conflict
-begin conflict:
-	NUM_CONVERTER					reduce	10
-	NUM_CONVERTER					reduce	19
-end conflict
-
-State 14
-	u-series-unit -> NUM . 
-	u-atom -> NUM . 
-
-begin conflict:
-	EOF					reduce	12
-	EOF					reduce	21
-end conflict
-begin conflict:
-	NEWLINE					reduce	12
-	NEWLINE					reduce	21
-end conflict
-begin conflict:
-	CHAR					reduce	12
-	CHAR					reduce	21
-end conflict
-begin conflict:
-	NUM					reduce	12
-	NUM					reduce	21
-end conflict
-begin conflict:
-	R_PAREN					reduce	12
-	R_PAREN					reduce	21
-end conflict
-begin conflict:
-	L_PAREN					reduce	12
-	L_PAREN					reduce	21
-end conflict
-begin conflict:
-	ID					reduce	12
-	ID					reduce	21
-end conflict
-begin conflict:
-	NUM_CONVERTER					reduce	12
-	NUM_CONVERTER					reduce	21
-end conflict
-
-State 15
-	newlines -> NEWLINE . 
-	newlines -> NEWLINE . newlines 
-
-begin conflict:
-	NEWLINE					shift	15
-	NEWLINE					reduce	25
-end conflict
-	CHAR					reduce	25
-	R_PAREN					reduce	25
-	EOF					reduce	25
-	NUM					reduce	25
-	newlines					goto	29
-	ID					reduce	25
-	L_PAREN					reduce	25
-	NUM_CONVERTER					reduce	25
-
-State 16
-	g1038661 -> u-program EOF . 
-
-
-State 17
-	u-program -> u-expr u-program . 
-
-	EOF					reduce	3
-
-State 18
-	u-series -> u-series-unit u-series . 
-
-	EOF					reduce	16
-	NEWLINE					reduce	16
-	CHAR					reduce	16
-	NUM					reduce	16
-	R_PAREN					reduce	16
-	L_PAREN					reduce	16
-	ID					reduce	16
-	NUM_CONVERTER					reduce	16
-
-State 19
-	u-series-unit -> u-string . 
-	u-string -> u-string . CHAR 
-
-	EOF					reduce	11
-	NEWLINE					reduce	11
-begin conflict:
-	CHAR					shift	24
-	CHAR					reduce	11
-end conflict
-	NUM					reduce	11
-	R_PAREN					reduce	11
-	L_PAREN					reduce	11
-	ID					reduce	11
-	NUM_CONVERTER					reduce	11
-
-State 20
-	u-series-unit -> newlines . 
-
-	EOF					reduce	14
-	NEWLINE					reduce	14
-	CHAR					reduce	14
-	NUM					reduce	14
-	R_PAREN					reduce	14
-	L_PAREN					reduce	14
-	ID					reduce	14
-	NUM_CONVERTER					reduce	14
-
-State 21
-	u-series-unit -> L_PAREN . u-sexps R_PAREN 
-
-begin conflict:
-	NEWLINE					shift	15
-	NEWLINE					reduce	15
-end conflict
-	u-atom					goto	7
-begin conflict:
-	CHAR					shift	12
-	CHAR					reduce	15
-end conflict
-begin conflict:
-	R_PAREN					reduce	15
-	R_PAREN					reduce	8
-end conflict
-	u-sexps					goto	30
-	u-converting-num					goto	6
-	u-string					goto	8
-	u-series-unit					goto	4
-	u-expr					goto	25
-	newlines					goto	9
-	u-series					goto	5
-begin conflict:
-	NUM					shift	14
-	NUM					reduce	15
-end conflict
-begin conflict:
-	ID					shift	13
-	ID					reduce	15
-end conflict
-begin conflict:
-	L_PAREN					shift	10
-	L_PAREN					reduce	15
-end conflict
-begin conflict:
-	NUM_CONVERTER					shift	11
-	NUM_CONVERTER					reduce	15
-end conflict
-
-State 22
-	u-series-unit -> ID . 
-
-	EOF					reduce	10
-	NEWLINE					reduce	10
-	CHAR					reduce	10
-	NUM					reduce	10
-	R_PAREN					reduce	10
-	L_PAREN					reduce	10
-	ID					reduce	10
-	NUM_CONVERTER					reduce	10
-
-State 23
-	u-series-unit -> NUM . 
-
-	EOF					reduce	12
-	NEWLINE					reduce	12
-	CHAR					reduce	12
-	NUM					reduce	12
-	R_PAREN					reduce	12
-	L_PAREN					reduce	12
-	ID					reduce	12
-	NUM_CONVERTER					reduce	12
-
-State 24
-	u-string -> u-string CHAR . 
-
-	EOF					reduce	24
-	NEWLINE					reduce	24
-	CHAR					reduce	24
-	NUM					reduce	24
-	R_PAREN					reduce	24
-	L_PAREN					reduce	24
-	ID					reduce	24
-	NUM_CONVERTER					reduce	24
-
-State 25
-	u-sexps -> u-expr . u-sexps 
-
-begin conflict:
-	NEWLINE					shift	15
-	NEWLINE					reduce	15
-end conflict
-	u-atom					goto	7
-begin conflict:
-	CHAR					shift	12
-	CHAR					reduce	15
-end conflict
-begin conflict:
-	R_PAREN					reduce	15
-	R_PAREN					reduce	8
-end conflict
-	u-sexps					goto	31
-	u-converting-num					goto	6
-	u-string					goto	8
-	u-series-unit					goto	4
-	u-expr					goto	25
-	newlines					goto	9
-	u-series					goto	5
-begin conflict:
-	NUM					shift	14
-	NUM					reduce	15
-end conflict
-begin conflict:
-	ID					shift	13
-	ID					reduce	15
-end conflict
-begin conflict:
-	L_PAREN					shift	10
-	L_PAREN					reduce	15
-end conflict
-begin conflict:
-	NUM_CONVERTER					shift	11
-	NUM_CONVERTER					reduce	15
-end conflict
-
-State 26
-	u-expr -> L_PAREN u-sexps . R_PAREN 
-	u-series-unit -> L_PAREN u-sexps . R_PAREN 
-
-	R_PAREN					shift	32
-
-State 27
-	u-converting-num -> NUM_CONVERTER ID . 
-
-	EOF					reduce	17
-	NEWLINE					reduce	17
-	CHAR					reduce	17
-	NUM					reduce	17
-	R_PAREN					reduce	17
-	L_PAREN					reduce	17
-	ID					reduce	17
-	NUM_CONVERTER					reduce	17
-
-State 28
-	u-converting-num -> NUM_CONVERTER NUM . 
-
-	EOF					reduce	18
-	NEWLINE					reduce	18
-	CHAR					reduce	18
-	NUM					reduce	18
-	R_PAREN					reduce	18
-	L_PAREN					reduce	18
-	ID					reduce	18
-	NUM_CONVERTER					reduce	18
-
-State 29
-	newlines -> NEWLINE newlines . 
-
-	EOF					reduce	26
-	NEWLINE					reduce	26
-	CHAR					reduce	26
-	NUM					reduce	26
-	R_PAREN					reduce	26
-	L_PAREN					reduce	26
-	ID					reduce	26
-	NUM_CONVERTER					reduce	26
-
-State 30
-	u-series-unit -> L_PAREN u-sexps . R_PAREN 
-
-	R_PAREN					shift	33
-
-State 31
-	u-sexps -> u-expr u-sexps . 
-
-	R_PAREN					reduce	9
-
-State 32
-	u-expr -> L_PAREN u-sexps R_PAREN . 
-	u-series-unit -> L_PAREN u-sexps R_PAREN . 
-
-begin conflict:
-	EOF					reduce	7
-	EOF					reduce	13
-end conflict
-begin conflict:
-	NEWLINE					reduce	7
-	NEWLINE					reduce	13
-end conflict
-begin conflict:
-	CHAR					reduce	7
-	CHAR					reduce	13
-end conflict
-begin conflict:
-	NUM					reduce	7
-	NUM					reduce	13
-end conflict
-begin conflict:
-	R_PAREN					reduce	7
-	R_PAREN					reduce	13
-end conflict
-begin conflict:
-	L_PAREN					reduce	7
-	L_PAREN					reduce	13
-end conflict
-begin conflict:
-	ID					reduce	7
-	ID					reduce	13
-end conflict
-begin conflict:
-	NUM_CONVERTER					reduce	7
-	NUM_CONVERTER					reduce	13
-end conflict
-
-State 33
-	u-series-unit -> L_PAREN u-sexps R_PAREN . 
-
-	EOF					reduce	13
-	NEWLINE					reduce	13
-	CHAR					reduce	13
-	NUM					reduce	13
-	R_PAREN					reduce	13
-	L_PAREN					reduce	13
-	ID					reduce	13
-	NUM_CONVERTER					reduce	13
-
-38 shift/reduce conflicts
-45 reduce/reduce conflicts

uahgi-ng/expander.rkt

@@ -1,42 +0,0 @@
-
-(module uahgi-ng racket/base
-    (require racket/dict)
-    (define main-config (make-hash
-                         '(["paper-width". 2480]
-                           ["paper-height". 3508]
-                           ["font-family" . "FreeSerif"]
-                           ["font-family-CJK" . "Noto Sans CJK TC"]
-                           ["font-size" . 14]
-                           ["font-weight" . "regular"]
-                           ["font-style" . "normal"]
-                           
-                           )))
-  (define main-frame (make-hash
-                      '(["id" . 1]
-                        ["font-family" . (dict-ref main-config "font-family")]
-                        ["class" . frame]
-                        ["width" . 2000]
-                        ["height" . 3000]
-                        ["x" . 200]
-                        ["y" . 250]
-                        ["content" . #f])))
-
-    (define (set-main-config attr val)
-      (dict-set! main-config attr val))
-  
-  (define (main-text txt)
-    (dict-set! main-frame "content" txt))
-
-  (define-syntax text-series
-    (syntax-rules ()
-        [(_ x ...)
-         ; delete the beginning newline
-         (if (eq? (caar `(x ...)) "\n")
-          `('text ,(cdar `(x ...)))
-         `('text ,(caar `(x ...)) ,(cdar `(x ...)))))]))
-  
-    (provide text-series main-text main-frame main-config set-main-config set!
-             (all-from-out racket/base) (all-from-out racket/dict)
-             #%module-begin #%app #%datum #%expression #%top)
-     
-  )

uahgi-ng/lexer.rkt

@@ -1,48 +0,0 @@
-#lang racket
-(require parser-tools/lex)
-(require parser-tools/lex-sre)
-
-
-
-(define-empty-tokens unary-tokens (L_PAREN R_PAREN  NUM_CONVERTER SEPERATOR EOF))
-(define-tokens value-tokens ( CHAR ID NUM NEWLINE))
-
-
-(define-lex-abbrev digits (+ (char-set "0123456789")))
-(define-lex-abbrev raw-id (: (or "_" (/ "a" "z") (/ "A" "Z")) (* (or "_" "-" "!" "?" (/ "0" "9") (/ "a" "z") (/ "A" "Z")))))
-(define-lex-abbrev any-other-char (~ (char-set "0123456789@\\{}%|")))
-
-(define uahgi2-lexer
- (lexer-src-pos
-   ["\n" (token-NEWLINE lexeme)] ; newline
-   [whitespace (token-CHAR lexeme)] ; whitespace
-   [(: "\\"(char-set "@\\{}%|")) (token-CHAR (substring lexeme
-                      1 (string-length lexeme)))]
-  [(: "@" raw-id) (token-ID (string->symbol(substring lexeme
-                      1 (string-length lexeme))))] ; @id 
-  ["{" (token-L_PAREN)] ; {
-  ["}" (token-R_PAREN)] ; }
-  ["|" (token-SEPERATOR)] ; |  seperator
-  ["`" (token-NUM_CONVERTER)] ; ` convert to number
-   [digits (token-NUM (string->number lexeme))] ;123
-   [(: (? (char-set "-")) digits "." digits) ; 123.456
-    (token-NUM (string->number lexeme))]
-   [ (: "%" (complement (: any-string "%" any-string)) "%") ; %COMMENT%
-    (return-without-pos (uahgi2-lexer input-port))]
-    [(eof) (token-EOF)]
-  [any-other-char (token-CHAR lexeme)] ; any char into char
-)) 
-
-
-
-
-(define (looping-lex str)
-    (define in (open-input-string str))
-    (port-count-lines! in)
-    (let loop ([v (uahgi2-lexer in)])
-      (cond [(void? (position-token-token v)) (loop (uahgi2-lexer in))]
-            [(eq? 'EOF (position-token-token v)) '()]
-            [else (cons v (loop (uahgi2-lexer in)))])))
-
-
-(provide uahgi2-lexer unary-tokens value-tokens looping-lex)

uahgi-ng/main.rkt

@@ -1,12 +0,0 @@
-#lang racket/base
-(require "parser.rkt" "tokenizer.rkt")
-(require syntax/strip-context)
-
-(define (read-syntax path port)
-  (define parse-tree (parse-tkns (make-tokenizer port path)))
-  (strip-context
-   #`(module uahgi-ng-mod uahgi-ng/expander
-       #,parse-tree)))
-
-(module+ reader
-  (provide read-syntax))

uahgi-ng/parser.rkt

@@ -1,75 +0,0 @@
-#lang racket
-(require megaparsack megaparsack/text)
-(require uahgi-ng/lexer)
-(require megaparsack/parser-tools/lex)
-(require data/monad)
-(require data/applicative)
-
-(define newline/p  (token/p 'NEWLINE))
-(define num/p (do
-      [num <- (token/p 'NUM)]
-      (pure (number->string num))))
-(define char/p  (token/p 'CHAR))
-(define id/p  (token/p 'ID))
-(define num-converter/p  (token/p 'NUM_CONVERTER))
-
-(define string/p
-     (do 
-         [chars <- (many+/p char/p)]
-         (pure (foldr string-append "" chars))))
-
-(define atom/p (or/p
-                num/p
-                string/p
-                id/p))
-
-(define converting-num/p
-  (do
-      (token/p 'NUM_CONVERTER)
-      [num <- num/p]
-      (pure (string->number num))))
-
-
-(define sexp-elem/p
-  (delay/p (or/p (try/p series/p)
-        expr/p)))
-
-
-(define sexp/p
-     (do
-         (token/p 'L_PAREN)
-         [args <- (many/p sexp-elem/p #:sep (token/p 'SEPERATOR))]
-         (token/p 'R_PAREN)
-         (pure (list* args))))
-
-(define expr/p
-  (or/p atom/p
-        converting-num/p
-        sexp/p))
-
-(define series-elem/p
-  (or/p newline/p
-        num/p
-        string/p
-        id/p
-        sexp/p))
-
-(define series/p
-  (do [args <- (many/p series-elem/p #:min 2)]
-    (pure (list 'text-series args))))
-
-(define prog/p
-  (syntax/p
-     (do
-         (many/p (token/p 'NEWLINE))
-         [lines <- (many/p expr/p #:sep (many/p(token/p 'NEWLINE)))]
-         (many/p (token/p 'NEWLINE))
-         (pure `(begin ,@lines)))))
-
-(define (parse-tkns tokens)
-  (parse-result! (parse-tokens prog/p tokens)))
-
-(define (parse-string str)
-  (parse-tkns (looping-lex str)))
-
-(provide parse-tkns parse-string)

uahgi-ng/parser.txt

@@ -1,16 +0,0 @@
-#lang brag
-u-program: [/NEWLINE+] (u-expr [/NEWLINE+])*
-u-expr:
-     ; u-series ; string series
-      | u-atom
-      | u-converting-num
-      | u-sexp
-u-sexp:
-      /L_PAREN u-expr (/SEPERATOR u-expr)* /R_PAREN
-u-series: (u-atom | u-sexp)+
-~~~u-converting-num: /NUM_CONVERTER (u-id | u-number)
-~~~u-atom: u-id | u-string | u-number | (NEWLINE+)
-~~~u-number: INTEGER | DECIMAL
-u-id: ID
-@u-string: u-char+
-@u-char: CHAR | " "

uahgi-ng/tokenizer.rkt

@@ -1,9 +0,0 @@
-#lang racket/base
-(require "lexer.rkt"  parser-tools/lex racket/port)
-
-(define (make-tokenizer ip [path #f])
-  (port-count-lines! ip)
-  (file-path path)
-  (looping-lex (port->string ip)))
-
-(provide make-tokenizer)