11 行
218 B
Racket
11 行
218 B
Racket
#lang br
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(require "lexer.rkt" brag/support)
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(define (make-tokenizer ip [path #f])
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(port-count-lines! ip)
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(lexer-file-path path)
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(define (next-token) (basic-lexer ip))
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next-token)
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(provide make-tokenizer)
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