suzanne.soy/extensible-parser-specifications
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Add #:define-splicing-syntax-class option

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This commit is contained in:
Georges Dupéron 2016-09-05 02:19:02 +02:00
parent faade53994
commit e5ed74dc61
1 changed files with 11 additions and 5 deletions
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14
private/no-order.rkt
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@ -21,10 +21,16 @@
(define-syntax define-eh-alternative-mixin
(syntax-parser
[(_ name ((~literal pattern) pat) ...)
#'(define-eh-mixin-expander name
[(_ name (~maybe #:define-splicing-syntax-class splicing-name)
((~literal pattern) pat) ...)
#`(begin
(define-eh-mixin-expander name
(λ (_)
(quote-syntax (~or pat ...))))]))
(quote-syntax (~or pat ...))))
#,@(if (attribute splicing-name)
#'((define-splicing-syntax-class splicing-name
(pattern {~seq-no-order {name}})))
#'()))]))
(define-for-syntax (inline-or stx)
(syntax-case stx ()
@ -42,7 +48,7 @@
(syntax-case stx ()
[(self pat ...)
((λ (x) #;(pretty-write (syntax->datum x)) x)
(let ()
(with-disappeared-uses
(define counter 0)
(define (increment-counter)
(begin0 counter