scmdoc

 1;;> This is a library definition which includes a syntax definition.
 2(define-library (example syntax)
 3  (export my-syntax)
 4
 5  (begin
 6    ;;> My custom syntax, should be used as follows.
 7    ;;>
 8    ;;> ```
 9    ;;> (my-syntax
10    ;;>   (display "foo")
11    ;;>   (newline))
12    ;;> ```
13    (define-syntax my-syntax
14      (syntax-rules ()
15        ((my-syntax BODY ...)
16         (begin BODY ...))))))