jsonic2: setup

beautiful-racket/br/demo/jsonic-pro/codepict.rkt

@@ -1,12 +0,0 @@
-#lang at-exp racket
-(require pict/code)
-(codeblock-pict
-    #:keep-lang-line? #f
-    @string-append|{
-                   #lang br/demo/jsonic
-{
-"string": @$(string-append "foo" "bar")$@,
-"array": @$(range 5)$@,
-"object": @$(hash "k1" "valstring" (format "~a" 42) (hash "k1" (range 10) "k2" 42))$@
-// "bar" :
-}|)

beautiful-racket/br/demo/jsonic-pro/expander.rkt

@@ -1,33 +0,0 @@
-#lang br/quicklang
-(require json (for-syntax br/datum racket/string))
-(provide (rename-out [jsonic-mb #%module-begin])
-         jsonic-program
-         char
-         s-val)
- 
-(define-macro (jsonic-mb PARSE-TREE)
-  #'(#%module-begin
-     (define json-string (string-trim PARSE-TREE))
-     (when (string->jsexpr json-string)
-       (display json-string))))
-
-(define-macro (jsonic-program STR ...)
-  #'(string-append STR ...))
-
-(define-macro (char STR)
-  #'STR)
-
-(define (stringify result)
-  (cond
-    [(number? result) (number->string result)]
-    [(string? result) (format "~v" result)]
-    [(list? result) (format "[~a]" (string-join (map stringify result) ", "))]
-    [(hash? result) (format "{~a}" (string-join (for/list ([(k v) (in-hash result)])
-                                                          (format "~a: ~a" (stringify k) (stringify v))) ", "))]
-    [else ""]))
-
-(define-macro (s-val STR ...)
-  (define s-exp-string
-    (string-join (map syntax->datum (syntax->list #'(STR ...))) ""))
-  (with-pattern ([DATUM (format-datum '~a s-exp-string)])
-    #'(stringify DATUM)))

beautiful-racket/br/demo/jsonic-pro/jsonic-test.rkt

@@ -1,9 +1,13 @@
-#lang br/demo/jsonic
-42
-"string"
-["array", "of", "strings"]
-{
-  "key": 42,
-  25: "value", 
-  [1, 2, 3]: {"subkey": 21}
-}
+#lang br/demo/jsonic-pro
+// a line comment
+[
+ @$ 'null $@,
+    @$ #f $@,
+    @$ #t $@,
+    @$ (* 6 7) $@,
+    @$ "string" $@,
+    @$ (list "array" "of" "strings") $@,
+    @$ (hash 'key-1 42
+             'key-2 "value"
+             'key-3 (hash 'subkey 21)) $@
+                                       ]

beautiful-racket/br/demo/jsonic-pro/main.rkt

@@ -1,37 +1,22 @@
-#lang at-exp br/quicklang
-(require "parser.rkt")
+#lang br/quicklang
+(module reader br
+  (require br/demo/jsonic/reader)
+  (provide (all-from-out br/demo/jsonic/reader)))
+
+(require br/demo/jsonic/expander)
+(provide (all-from-out br/demo/jsonic/expander))
 
 #|
 Demonstrate:
++ contracts
++ unit tests
 + color lexing
 + indentation
 + toolbar buttons
-+ pinpoint errors
-+ unit tests
++ docs
++ info.rkt
 |#
 
-(module+ reader
-  (define (read-syntax path port)
-    (define parse-tree (parse path (tokenize port)))
-    (define module-datum `(module bf-mod br/demo/jsonic-pro/expander
-                            ,parse-tree))
-    (datum->syntax #f module-datum))
-  (provide read-syntax get-info))
-
-(require parser-tools/lex parser-tools/lex-sre brag/support)
-(define (tokenize port)
-  (define (next-token)
-    (define our-lexer
-      (lexer
-       [(eof) eof]
-       ;; (char-complement "\n") means any char but "\n"
-       ;; (complement "\n") means any whole string except "\n"
-       [(seq "//" (* (char-complement "\n"))) (next-token)]
-       ["@$" (token 'OPEN lexeme)]
-       ["$@" (token 'CLOSE lexeme)]
-       [any-char (token 'CHAR lexeme)]))
-    (our-lexer port))  
-  next-token)
 
 (define (get-info . _)
   (λ (key default)
@@ -42,10 +27,4 @@ Demonstrate:
        (dynamic-require 'br/demo/jsonic/indenter 'indenter (λ () #f))]
       [(drracket:toolbar-buttons)
        (dynamic-require 'br/demo/jsonic/toolbar 'buttons (λ () #f))]
-      [else default])))
-
-(define (test-tokenize str)
-  (define ip (open-input-string str))
-  (define token-producer (tokenize ip))
-  (for/list ([token (in-producer token-producer eof)])
-            token))
+      [else default])))

beautiful-racket/br/demo/jsonic-pro/parser.rkt

@@ -1,7 +0,0 @@
-#lang brag
-
-jsonic-program: (char | s-val)*
-
-char: CHAR
-
-s-val: /OPEN CHAR* /CLOSE