update reader & tokenizer

pull/10/head
Matthew Butterick 7 years ago
parent fb26d2b7cd
commit 3347a86c0d

@ -2,7 +2,7 @@
(require "tokenizer.rkt" "parser.rkt")
(define (read-syntax path port)
(define parse-tree (parse path (tokenize port)))
(define parse-tree (parse path (make-tokenizer port)))
(define module-datum `(module jsonic-module jsonic-demo/expander
,parse-tree))
(datum->syntax #f module-datum))

@ -1,15 +1,15 @@
#lang br/quicklang
(require brag/support)
(define (tokenize port)
(define (make-tokenizer port)
(define (next-token)
(define our-lexer
(define jsonic-lexer
(lexer
[(eof) eof]
[(from/to "//" "\n") (next-token)]
[(from/to "@$" "$@")
(token 'SEXP-TOK (trim-ends "@$" lexeme "$@"))]
[any-char (token 'CHAR-TOK lexeme)]))
(our-lexer port))
(jsonic-lexer port))
next-token)
(provide tokenize)
(provide make-tokenizer)
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