change parent key name

xenomorph/xenomorph/array.rkt

@@ -27,7 +27,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Array.coffee
 
     (define/augride (x:decode port parent)
       (define new-parent (if (x:int? @len)
-                             (mhasheq 'parent parent
+                             (mhasheq x:parent-key parent
                                       x:start-offset-key (pos port)
                                       x:current-offset-key 0
                                       x:length-key @len)
@@ -65,7 +65,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Array.coffee
         [(x:int? @len)
          (define new-parent (mhash 'pointers null
                                    'startOffset (pos port)
-                                   'parent parent))
+                                   x:parent-key parent))
          (dict-set! new-parent 'pointerOffset (+ (pos port) (x:size array new-parent)))
          (send @len x:encode (length array) port) ; encode length at front
          (encode-items new-parent)
@@ -79,7 +79,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Array.coffee
       (cond
         [val (define-values (new-parent len-size)
                (if (x:int? @len)
-                   (values (mhasheq 'parent parent) (send @len x:size))
+                   (values (mhasheq x:parent-key parent) (send @len x:size))
                    (values parent 0)))
              (define items-size (for/sum ([item val])
                                   (send @type x:size item new-parent)))

xenomorph/xenomorph/helper.rkt

@@ -10,8 +10,9 @@
 (define x:start-offset-key 'x:start-offset)
 (define x:current-offset-key 'x:current-offset)
 (define x:length-key 'x:length)
+(define x:parent-key 'x:parent)
 
-(define private-keys (list 'parent x:start-offset-key x:current-offset-key x:length-key))
+(define private-keys (list x:parent-key x:start-offset-key x:current-offset-key x:length-key))
 
 (define (dict-ref* d . keys)
   (for/fold ([d d])

xenomorph/xenomorph/lazy-array.rkt

@@ -17,7 +17,7 @@ https://github.com/mbutterick/restructure/blob/master/src/LazyArray.coffee
       (define starting-pos (pos port)) ; ! placement matters. `resolve-length` will change `pos`
       (define len (resolve-length @len port parent))
       (define new-parent (if (x:int? @len)
-                             (mhasheq 'parent parent
+                             (mhasheq x:parent-key parent
                                       x:start-offset-key starting-pos
                                       x:current-offset-key 0
                                       x:length-key @len)

xenomorph/xenomorph/pointer.rkt

@@ -14,7 +14,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Pointer.coffee
 
 (define (find-top-parent parent)
   (cond
-    [(dict-ref parent 'parent #f) => find-top-parent]
+    [(dict-ref parent x:parent-key #f) => find-top-parent]
     [else parent]))
 
 (define (resolve-pointer type val)
@@ -41,7 +41,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Pointer.coffee
          (define relative (+ (case @pointer-relative-to
                                [(local) (dict-ref parent x:start-offset-key)]
                                [(immediate) (- (pos port) (send @offset-type x:size))]
-                               [(parent) (dict-ref (dict-ref parent 'parent) x:start-offset-key)]
+                               [(parent) (dict-ref (dict-ref parent x:parent-key) x:start-offset-key)]
                                [(global) (or (dict-ref (find-top-parent parent) x:start-offset-key) 0)]
                                [else (error 'unknown-pointer-style)])))
          (define ptr (+ offset relative))
@@ -62,7 +62,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Pointer.coffee
         [val-in
          (define new-parent (case @pointer-relative-to
                               [(local immediate) parent]
-                              [(parent) (dict-ref parent 'parent)]
+                              [(parent) (dict-ref parent x:parent-key)]
                               [(global) (find-top-parent parent)]
                               [else (error 'unknown-pointer-style)]))
          (define relative (+ (case @pointer-relative-to
@@ -72,7 +72,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Pointer.coffee
          (send @offset-type x:encode (- (dict-ref new-parent 'pointerOffset) relative) port)
          (define-values (type val) (resolve-pointer @type val-in))
          (dict-update! new-parent 'pointers
-                       (λ (ptrs) (append ptrs (list (mhasheq 'type type 'val val 'parent parent)))))
+                       (λ (ptrs) (append ptrs (list (mhasheq 'type type 'val val x:parent-key parent)))))
          (dict-set! new-parent 'pointerOffset
                     (+ (dict-ref new-parent 'pointerOffset) (send type x:size val parent)))]
         [else (send @offset-type x:encode @null-value port)]))
@@ -80,7 +80,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Pointer.coffee
     (define/augment (x:size [val-in #f] [parent #f])
       (define new-parent (case @pointer-relative-to
                            [(local immediate) parent]
-                           [(parent) (dict-ref parent 'parent)]
+                           [(parent) (dict-ref parent x:parent-key)]
                            [(global) (find-top-parent parent)]
                            [else (error 'unknown-pointer-style)]))
       (define-values (type val) (resolve-pointer @type val-in))

xenomorph/xenomorph/struct.rkt

@@ -16,7 +16,7 @@ https://github.com/mbutterick/restructure/blob/master/src/Struct.coffee
 (define (xstruct-setup port parent len)
   (define mheq (make-hasheq))
   (dict-set*! mheq
-              'parent parent
+              x:parent-key parent
               x:start-offset-key (pos port)
               x:current-offset-key 0
               x:length-key len)
@@ -72,17 +72,17 @@ https://github.com/mbutterick/restructure/blob/master/src/Struct.coffee
                                       (dict-keys @fields)) (dict-keys val))) 
       (define parent (mhash 'pointers empty
                             'startOffset (pos port)
-                            'parent parent-arg
+                            x:parent-key parent-arg
                             'val val
                             'pointerSize 0)) 
       (dict-set! parent 'pointerOffset (+ (pos port) (x:size val parent #f))) 
       (for ([(key type) (in-dict @fields)])
         (send type x:encode (dict-ref val key) port parent))
       (for ([ptr (in-list (dict-ref parent 'pointers))])
-        (send (dict-ref ptr 'type) x:encode (dict-ref ptr 'val) port (dict-ref ptr 'parent))))
+        (send (dict-ref ptr 'type) x:encode (dict-ref ptr 'val) port (dict-ref ptr x:parent-key))))
     
     (define/augride (x:size [val #f] [parent-arg #f] [include-pointers #t])
-      (define parent (mhasheq 'parent parent-arg
+      (define parent (mhasheq x:parent-key parent-arg
                               'val val
                               'pointerSize 0))
       (define fields-size (for/sum ([(key type) (in-dict @fields)]

xenomorph/xenomorph/test/pointer-test.rkt

@@ -34,13 +34,13 @@ https://github.com/mbutterick/restructure/blob/master/test/Pointer.coffee
  "pointer: decode should support offsets relative to the parent"
  (parameterize ([current-input-port (open-input-bytes (bytes 0 0 1 53))])
    (pos (current-input-port) 2)
-   (check-equal? (decode (x:pointer #:relative-to 'parent) #:parent (mhash 'parent (mhash x:start-offset-key 2))) 53)))
+   (check-equal? (decode (x:pointer #:relative-to 'parent) #:parent (mhash x:parent-key (mhash x:start-offset-key 2))) 53)))
 
 (test-case
  "pointer: decode should support global offsets"
  (parameterize ([current-input-port (open-input-bytes (bytes 1 2 4 0 0 0 53))])
    (pos (current-input-port) 2)
-   (check-equal? (decode (x:pointer #:relative-to 'global) #:parent (mhash 'parent (mhash 'parent (mhash x:start-offset-key 2))))
+   (check-equal? (decode (x:pointer #:relative-to 'global) #:parent (mhash x:parent-key (mhash x:parent-key (mhash x:start-offset-key 2))))
                  53)))
 
 (test-case
@@ -69,15 +69,15 @@ https://github.com/mbutterick/restructure/blob/master/test/Pointer.coffee
 
 (test-case
  "pointer: size should add to parent pointerSize"
- (let ([parent (mhash 'parent (mhash 'pointerSize 0))])
+ (let ([parent (mhash x:parent-key (mhash 'pointerSize 0))])
    (check-equal? (size (x:pointer #:relative-to 'parent) 10 #:parent parent) 1)
-   (check-equal? (dict-ref* parent 'parent 'pointerSize) 1)))
+   (check-equal? (dict-ref* parent x:parent-key 'pointerSize) 1)))
 
 (test-case
  "pointer: size should add to global pointerSize"
- (let ([parent (mhash 'parent (mhash 'parent (mhash 'parent (mhash 'pointerSize 0))))])
+ (let ([parent (mhash x:parent-key (mhash x:parent-key (mhash x:parent-key (mhash 'pointerSize 0))))])
    (check-equal? (size (x:pointer #:relative-to 'global) 10 #:parent parent) 1)
-   (check-equal? (dict-ref* parent 'parent 'parent 'parent 'pointerSize) 1)))
+   (check-equal? (dict-ref* parent x:parent-key x:parent-key x:parent-key 'pointerSize) 1)))
 
 (test-case
  "pointer: size should handle void pointers"
@@ -116,7 +116,7 @@ https://github.com/mbutterick/restructure/blob/master/test/Pointer.coffee
    (check-equal? (dict-ref parent 'pointerOffset) 2)
    (check-equal? (dict-ref parent 'pointers) (list (mhasheq 'type uint8
                                                          'val 10
-                                                         'parent parent)))
+                                                         x:parent-key parent)))
    (check-equal? (get-output-bytes (current-output-port)) (bytes 1))))
 
 (test-case
@@ -130,38 +130,38 @@ https://github.com/mbutterick/restructure/blob/master/test/Pointer.coffee
    (check-equal? (dict-ref parent 'pointerOffset) 2)
    (check-equal? (dict-ref parent 'pointers) (list (mhasheq 'type uint8
                                                          'val 10
-                                                         'parent parent)))
+                                                         x:parent-key parent)))
    (check-equal? (get-output-bytes (current-output-port)) (bytes 0))))
 
 (test-case
  "pointer: encode should handle offsets relative to parent"
  (parameterize ([current-output-port (open-output-bytes)])
-   (define parent (mhash 'parent (mhash 'pointerSize 0
+   (define parent (mhash x:parent-key (mhash 'pointerSize 0
                                      'startOffset 3
                                      'pointerOffset 5
                                      'pointers null)))
    (encode (x:pointer #:relative-to 'parent) 10 #:parent parent)
-   (check-equal? (dict-ref* parent 'parent 'pointerOffset) 6)
+   (check-equal? (dict-ref* parent x:parent-key 'pointerOffset) 6)
-   (check-equal? (dict-ref* parent 'parent 'pointers) (list (mhasheq 'type uint8
+   (check-equal? (dict-ref* parent x:parent-key 'pointers) (list (mhasheq 'type uint8
                                                                             'val 10
-                                                                            'parent parent)))
+                                                                            x:parent-key parent)))
    (check-equal? (get-output-bytes (current-output-port)) (bytes 2))))
 
 (test-case
  "pointer: encode should handle global offsets"
  (parameterize ([current-output-port (open-output-bytes)])
-   (define parent (mhash 'parent
+   (define parent (mhash x:parent-key
-                      (mhash 'parent
+                      (mhash x:parent-key
-                             (mhash 'parent (mhash 'pointerSize 0
+                             (mhash x:parent-key (mhash 'pointerSize 0
                                                    'startOffset 3
                                                    'pointerOffset 5
                                                    'pointers null)))))
    (encode (x:pointer #:relative-to 'global) 10 #:parent parent)
-   (check-equal? (dict-ref* parent 'parent 'parent 'parent 'pointerOffset) 6)
+   (check-equal? (dict-ref* parent x:parent-key x:parent-key x:parent-key 'pointerOffset) 6)
-   (check-equal? (dict-ref* parent 'parent 'parent 'parent 'pointers)
+   (check-equal? (dict-ref* parent x:parent-key x:parent-key x:parent-key 'pointers)
                  (list (mhasheq 'type uint8
                                 'val 10
-                                'parent parent)))
+                                x:parent-key parent)))
    (check-equal? (get-output-bytes (current-output-port)) (bytes 5))))
 
 (test-case
@@ -173,7 +173,7 @@ https://github.com/mbutterick/restructure/blob/master/test/Pointer.coffee
                       'pointers null))
    (encode (x:pointer uint8 'void) (x:void-pointer uint8 55) #:parent parent)
    (check-equal? (dict-ref parent 'pointerOffset) 2)
-   (check-equal? (dict-ref parent 'pointers) (list (mhasheq 'type uint8 'val 55 'parent parent)))
+   (check-equal? (dict-ref parent 'pointers) (list (mhasheq 'type uint8 'val 55 x:parent-key parent)))
    (check-equal? (get-output-bytes (current-output-port)) (bytes 1))))
 
 (test-case

xenomorph/xenomorph/versioned-struct.rkt

@@ -66,7 +66,7 @@ https://github.com/mbutterick/restructure/blob/master/src/VersionedStruct.coffee
         (raise-argument-error 'xversioned-struct-encode "dict" encode-me))
       (define parent (mhash 'pointers null
                             'startOffset (pos port)
-                            'parent parent-arg
+                            x:parent-key parent-arg
                             'val encode-me
                             'pointerSize 0))
       (dict-set! parent 'pointerOffset (+ (pos port) (x:size encode-me parent #f)))
@@ -83,12 +83,12 @@ https://github.com/mbutterick/restructure/blob/master/src/VersionedStruct.coffee
       (for ([(key type) (in-dict fields)])
            (send type x:encode (dict-ref encode-me key) port parent))
       (for ([ptr (in-list (dict-ref parent 'pointers))])
-           (send (dict-ref ptr 'type) x:encode (dict-ref ptr 'val) port (dict-ref ptr 'parent))))
+           (send (dict-ref ptr 'type) x:encode (dict-ref ptr 'val) port (dict-ref ptr x:parent-key))))
     
     (define/override (x:size [val #f] [parent-arg #f] [include-pointers #t])
       (unless val
         (raise-argument-error 'xversioned-struct-size "value" val))
-      (define parent (mhash 'parent parent-arg 'val val 'pointerSize 0))
+      (define parent (mhash x:parent-key parent-arg 'val val 'pointerSize 0))
       (define version-size
         (let ([struct-type @type])
           (if (or (symbol? struct-type) (procedure? struct-type))