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beautiful-racket/beautiful-racket-demo/basic-demo-3/runtime.rkt

22 lines
526 B
Racket

#lang br
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(require "parser.rkt" "tokenizer.rkt")
(provide basic-output-port configure-this!)
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(define basic-output-port
(make-parameter (open-output-nowhere)))
(define repl-parser (make-rule-parser b-repl))
(define (configure-this!)
(basic-output-port (current-output-port))
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(define (read-one-line path port)
(define one-line (read-line port))
(if (eof-object? one-line)
eof
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(repl-parser
(make-tokenizer (open-input-string one-line)))))
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(current-read-interaction read-one-line))