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beautiful-racket/beautiful-racket-demo/expand-only-demo/main.rkt

14 lines
297 B
Racket

#lang br
(define (convert-expr x)
(cond
[(list? x) (map convert-expr x)]
[(number? x) 42]
[(string? x) "whee"]
[else 'kaboom]))
(define-macro (my-module-begin EXPR ...)
#'(#%module-begin
(convert-expr 'EXPR) ...))
(provide (rename-out [my-module-begin #%module-begin]))