main
Matthew Butterick 8 years ago
parent 0433b7b441
commit fa104d0243

@ -63,16 +63,16 @@
(field [_hash (make-hash)]
[_list null])
(define/pubment (decode port [parent #f])
(define/pubment (decode port [parent #f] . args)
(when parent (unless (indexable? parent)
(raise-argument-error (symbol-append (get-class-name) ':decode) "indexable" parent)))
(define ip (cond
[(bytes? port) (open-input-bytes port)]
[(input-port? port) port]
[else (raise-argument-error (symbol-append (get-class-name) ':decode) "bytes or input port" port)]))
(post-decode (inner (void) decode ip parent) port parent))
(post-decode (inner (void) decode ip parent) port parent . args))
(define/pubment (encode port val-in [parent #f])
(define/pubment (encode port val-in [parent #f] . args)
#;(report* port val-in parent)
(define val (pre-encode val-in port))
(when parent (unless (indexable? parent)
@ -81,15 +81,15 @@
[(output-port? port) port]
[(not port) (open-output-bytes)]
[else (raise-argument-error 'Xenomorph "output port or #f" port)]))
(define encode-result (inner #"" encode op val parent))
(define encode-result (inner #"" encode op val parent . args))
(when (bytes? encode-result)
(write-bytes encode-result op))
(when (not port) (get-output-bytes op)))
(define/pubment (size [val #f] [parent #f] . _)
(define/pubment (size [val #f] [parent #f] . args)
(when parent (unless (indexable? parent)
(raise-argument-error (symbol-append (get-class-name) ':size) "indexable" parent)))
(define result (inner (void) size val parent))
(define result (inner (void) size val parent . args))
(cond
[(void? result) 0]
[(and (integer? result) (not (negative? result))) result]

@ -79,13 +79,12 @@ https://github.com/mbutterick/restructure/blob/master/src/Pointer.coffee
[(parent) (· ctx parent)]
[(global) (find-top-ctx ctx)]
[else (error 'unknown-pointer-style)])]
[relative (+ (caseq (report pointer-style)
[relative (+ (caseq pointer-style
[(local parent) (· ctx startOffset)]
[(immediate) (+ (pos port) (send offset-type size val parent))]
[(global) 0])
(relative-getter-or-0 (· parent val)))])
(report* 'step-1 ctx relative)
(send offset-type encode port (- (· ctx pointerOffset) relative))
(let-values ([(type val) (resolve-void-pointer type val)])

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