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