You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
|
|
#lang br/quicklang
|
|
|
|
|
|
|
|
(module reader br
|
|
|
|
(provide read-syntax)
|
|
|
|
(define (read-syntax name port)
|
|
|
|
(define s-exprs (let loop ([toks null])
|
|
|
|
(define tok (read port))
|
|
|
|
(if (eof-object? tok)
|
|
|
|
(reverse toks)
|
|
|
|
(loop (cons tok toks)))))
|
|
|
|
(strip-bindings
|
|
|
|
(with-syntax ([(EXPR ...) s-exprs])
|
|
|
|
#'(module read-only-mod conjunction-demo
|
|
|
|
EXPR ...)))))
|
|
|
|
|
|
|
|
(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]))
|