#lang s-exp syntax/module-reader #:language (lambda () `(planet ,(this-package-version-symbol bf/language))) #:read my-read #:read-syntax my-read-syntax #:info my-get-info (require "../parser.rkt" planet/version) (define (my-read in) (syntax->datum (my-read-syntax #f in))) (define (my-read-syntax src in) (parse-expr src in)) ;; Extension: we'd like to cooperate with DrRacket and tell ;; it to use the default, textual lexer and color scheme when ;; editing bf programs. ;; ;; See: http://docs.racket-lang.org/guide/language-get-info.html ;; for more details, as well as the documentation in ;; syntax/module-reader. (define (my-get-info key default default-filter) (case key [(color-lexer) (dynamic-require 'syntax-color/default-lexer 'default-lexer)] [else (default-filter key default)]))