ObjectiveC/Library.mm

   1 /* Cycript - Inlining/Optimizing JavaScript Compiler
   2  * Copyright (C) 2009  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 #if defined(__APPLE__) && defined(__arm__)
  41 #include <substrate.h>
  42 #else
  43 #include <objc/objc-api.h>
  44 #endif
  45
  46 #ifdef __APPLE__
  47 #include "Struct.hpp"
  48 #endif
  49
  50 #include <Foundation/Foundation.h>
  51
  52 #include "ObjectiveC/Internal.hpp"
  53
  54 #include <objc/Protocol.h>
  55
  56 #include "cycript.hpp"
  57
  58 #include "ObjectiveC/Internal.hpp"
  59
  60 #ifdef __APPLE__
  61 #include <CoreFoundation/CoreFoundation.h>
  62 #include <JavaScriptCore/JSStringRefCF.h>
  63 #include <WebKit/WebScriptObject.h>
  64 #endif
  65
  66 #include "Error.hpp"
  67 #include "JavaScript.hpp"
  68 #include "String.hpp"
  69 #include "Execute.hpp"
  70
  71 #include <cmath>
  72 #include <map>
  73
  74 #define CYObjectiveTry_(context) { \
  75     JSContextRef context_(context); \
  76     try
  77 #define CYObjectiveTry { \
  78     try
  79 #define CYObjectiveCatch \
  80     catch (const CYException &error) { \
  81         @throw CYCastNSObject(NULL, context_, error.CastJSValue(context_)); \
  82     } \
  83 }
  84
  85 #define CYPoolTry { \
  86     id _saved(nil); \
  87     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
  88     @try
  89 #define CYPoolCatch(value) \
  90     @catch (NSException *error) { \
  91         _saved = [error retain]; \
  92         throw CYJSError(context, CYCastJSValue(context, error)); \
  93         return value; \
  94     } @finally { \
  95         [_pool release]; \
  96         if (_saved != nil) \
  97             [_saved autorelease]; \
  98     } \
  99 }
 100
 101 #define CYSadTry { \
 102     @try
 103 #define CYSadCatch(value) \
 104     @catch (NSException *error ) { \
 105         throw CYJSError(context, CYCastJSValue(context, error)); \
 106     } return value; \
 107 }
 108
 109 #ifndef __APPLE__
 110 #define class_getSuperclass GSObjCSuper
 111 #define class_getInstanceVariable GSCGetInstanceVariableDefinition
 112 #define class_getName GSNameFromClass
 113
 114 #define class_removeMethods(cls, list) GSRemoveMethodList(cls, list, YES)
 115
 116 #define ivar_getName(ivar) ((ivar)->ivar_name)
 117 #define ivar_getOffset(ivar) ((ivar)->ivar_offset)
 118 #define ivar_getTypeEncoding(ivar) ((ivar)->ivar_type)
 119
 120 #define method_getName(method) ((method)->method_name)
 121 #define method_getImplementation(method) ((method)->method_imp)
 122 #define method_getTypeEncoding(method) ((method)->method_types)
 123 #define method_setImplementation(method, imp) ((void) ((method)->method_imp = (imp)))
 124
 125 #undef objc_getClass
 126 #define objc_getClass GSClassFromName
 127
 128 #define objc_getProtocol GSProtocolFromName
 129
 130 #define object_getClass GSObjCClass
 131
 132 #define object_getInstanceVariable(object, name, value) ({ \
 133     objc_ivar *ivar(class_getInstanceVariable(object_getClass(object), name)); \
 134     if (ivar != NULL) \
 135         GSObjCGetVariable(object, ivar_getOffset(ivar), sizeof(void *), value); \
 136     ivar; \
 137 })
 138
 139 #define object_setIvar(object, ivar, value) ({ \
 140     void *data = (value); \
 141     GSObjCSetVariable(object, ivar_getOffset(ivar), sizeof(void *), &data); \
 142 })
 143
 144 #define protocol_getName(protocol) [(protocol) name]
 145 #endif
 146
 147 JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, Class super, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize, JSValueRef *exception);
 148
 149 /* Objective-C Pool Release {{{ */
 150 apr_status_t CYPoolRelease_(void *data) {
 151     id object(reinterpret_cast<id>(data));
 152     [object release];
 153     return APR_SUCCESS;
 154 }
 155
 156 id CYPoolRelease_(apr_pool_t *pool, id object) {
 157     if (object == nil)
 158         return nil;
 159     else if (pool == NULL)
 160         return [object autorelease];
 161     else {
 162         apr_pool_cleanup_register(pool, object, &CYPoolRelease_, &apr_pool_cleanup_null);
 163         return object;
 164     }
 165 }
 166
 167 template <typename Type_>
 168 Type_ CYPoolRelease(apr_pool_t *pool, Type_ object) {
 169     return (Type_) CYPoolRelease_(pool, (id) object);
 170 }
 171 /* }}} */
 172 /* Objective-C Strings {{{ */
 173 const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, NSString *value) {
 174     if (pool == NULL)
 175         return [value UTF8String];
 176     else {
 177         size_t size([value maximumLengthOfBytesUsingEncoding:NSUTF8StringEncoding] + 1);
 178         char *string(new(pool) char[size]);
 179         if (![value getCString:string maxLength:size encoding:NSUTF8StringEncoding])
 180             throw CYJSError(context, "[NSString getCString:maxLength:encoding:] == NO");
 181         return string;
 182     }
 183 }
 184
 185 JSStringRef CYCopyJSString(JSContextRef context, NSString *value) {
 186 #ifdef __APPLE__
 187     return JSStringCreateWithCFString(reinterpret_cast<CFStringRef>(value));
 188 #else
 189     CYPool pool;
 190     return CYCopyJSString(CYPoolCString(pool, context, value));
 191 #endif
 192 }
 193
 194 JSStringRef CYCopyJSString(JSContextRef context, NSObject *value) {
 195     if (value == nil)
 196         return NULL;
 197     // XXX: this definition scares me; is anyone using this?!
 198     NSString *string([value description]);
 199     return CYCopyJSString(context, string);
 200 }
 201
 202 NSString *CYCopyNSString(const CYUTF8String &value) {
 203 #ifdef __APPLE__
 204     return (NSString *) CFStringCreateWithBytes(kCFAllocatorDefault, reinterpret_cast<const UInt8 *>(value.data), value.size, kCFStringEncodingUTF8, true);
 205 #else
 206     return [[NSString alloc] initWithBytes:value.data length:value.size encoding:NSUTF8StringEncoding];
 207 #endif
 208 }
 209
 210 NSString *CYCopyNSString(JSContextRef context, JSStringRef value) {
 211 #ifdef __APPLE__
 212     return (NSString *) JSStringCopyCFString(kCFAllocatorDefault, value);
 213 #else
 214     CYPool pool;
 215     return CYCopyNSString(CYPoolUTF8String(pool, context, value));
 216 #endif
 217 }
 218
 219 NSString *CYCopyNSString(JSContextRef context, JSValueRef value) {
 220     return CYCopyNSString(context, CYJSString(context, value));
 221 }
 222
 223 NSString *CYCastNSString(apr_pool_t *pool, const CYUTF8String &value) {
 224     return CYPoolRelease(pool, CYCopyNSString(value));
 225 }
 226
 227 NSString *CYCastNSString(apr_pool_t *pool, SEL sel) {
 228     const char *name(sel_getName(sel));
 229     return CYPoolRelease(pool, CYCopyNSString(CYUTF8String(name, strlen(name))));
 230 }
 231
 232 NSString *CYCastNSString(apr_pool_t *pool, JSContextRef context, JSStringRef value) {
 233     return CYPoolRelease(pool, CYCopyNSString(context, value));
 234 }
 235
 236 CYUTF8String CYCastUTF8String(NSString *value) {
 237     NSData *data([value dataUsingEncoding:NSUTF8StringEncoding allowLossyConversion:NO]);
 238     return CYUTF8String(reinterpret_cast<const char *>([data bytes]), [data length]);
 239 }
 240 /* }}} */
 241
 242 JSValueRef CYCastJSValue(JSContextRef context, NSObject *value);
 243
 244 void CYThrow(JSContextRef context, NSException *error, JSValueRef *exception) {
 245     if (exception == NULL)
 246         throw error;
 247     *exception = CYCastJSValue(context, error);
 248 }
 249
 250 size_t CYGetIndex(NSString *value) {
 251     return CYGetIndex(CYCastUTF8String(value));
 252 }
 253
 254 bool CYGetOffset(apr_pool_t *pool, JSContextRef context, NSString *value, ssize_t &index) {
 255     return CYGetOffset(CYPoolCString(pool, context, value), index);
 256 }
 257
 258 static JSClassRef Instance_;
 259 static JSClassRef Internal_;
 260 static JSClassRef Message_;
 261 static JSClassRef Messages_;
 262 static JSClassRef Selector_;
 263 static JSClassRef StringInstance_;
 264 static JSClassRef Super_;
 265
 266 static JSClassRef ObjectiveC_Classes_;
 267 static JSClassRef ObjectiveC_Protocols_;
 268
 269 #ifdef __APPLE__
 270 static JSClassRef ObjectiveC_Image_Classes_;
 271 static JSClassRef ObjectiveC_Images_;
 272 #endif
 273
 274 #ifdef __APPLE__
 275 static Class NSCFBoolean_;
 276 static Class NSCFType_;
 277 static Class NSMessageBuilder_;
 278 static Class NSZombie_;
 279 #else
 280 static Class NSBoolNumber_;
 281 #endif
 282
 283 static Class NSArray_;
 284 static Class NSDictionary_;
 285 static Class NSString_;
 286 static Class Object_;
 287
 288 static Type_privateData *Object_type;
 289 static Type_privateData *Selector_type;
 290
 291 Type_privateData *Instance::GetType() const {
 292     return Object_type;
 293 }
 294
 295 Type_privateData *Selector_privateData::GetType() const {
 296     return Selector_type;
 297 }
 298
 299 static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception);
 300
 301 JSValueRef CYGetClassPrototype(JSContextRef context, id self) {
 302     if (self == nil)
 303         return CYGetCachedObject(context, CYJSString("Instance_prototype"));
 304
 305     JSObjectRef global(CYGetGlobalObject(context));
 306     JSObjectRef cy(CYCastJSObject(context, CYGetProperty(context, global, cy_s)));
 307
 308     char label[32];
 309     sprintf(label, "i%p", self);
 310     CYJSString name(label);
 311
 312     JSValueRef value(CYGetProperty(context, cy, name));
 313     if (!JSValueIsUndefined(context, value))
 314         return value;
 315
 316     JSClassRef _class(NULL);
 317     JSValueRef prototype;
 318
 319     if (self == NSArray_)
 320         prototype = CYGetCachedObject(context, CYJSString("Array_prototype"));
 321     else if (self == NSDictionary_)
 322         prototype = CYGetCachedObject(context, CYJSString("Object_prototype"));
 323     else if (self == NSString_)
 324         prototype = CYGetCachedObject(context, CYJSString("StringInstance_prototype"));
 325     else
 326         prototype = CYGetClassPrototype(context, class_getSuperclass(self));
 327
 328     JSObjectRef object(JSObjectMake(context, _class, NULL));
 329     JSObjectSetPrototype(context, object, prototype);
 330     CYSetProperty(context, cy, name, object);
 331
 332     return object;
 333 }
 334
 335 JSObjectRef Messages::Make(JSContextRef context, Class _class, bool array) {
 336     JSObjectRef value(JSObjectMake(context, Messages_, new Messages(_class)));
 337     if (_class == NSArray_)
 338         array = true;
 339     if (Class super = class_getSuperclass(_class))
 340         JSObjectSetPrototype(context, value, Messages::Make(context, super, array));
 341     /*else if (array)
 342         JSObjectSetPrototype(context, value, Array_prototype_);*/
 343     return value;
 344 }
 345
 346 JSObjectRef Internal::Make(JSContextRef context, id object, JSObjectRef owner) {
 347     return JSObjectMake(context, Internal_, new Internal(object, context, owner));
 348 }
 349
 350 namespace cy {
 351 JSObjectRef Super::Make(JSContextRef context, id object, Class _class) {
 352     JSObjectRef value(JSObjectMake(context, Super_, new Super(object, _class)));
 353     return value;
 354 } }
 355
 356 JSObjectRef Instance::Make(JSContextRef context, id object, Flags flags) {
 357     JSObjectRef value(JSObjectMake(context, Instance_, new Instance(object, flags)));
 358     JSObjectSetPrototype(context, value, CYGetClassPrototype(context, object_getClass(object)));
 359     return value;
 360 }
 361
 362 Instance::~Instance() {
 363     if ((flags_ & Transient) == 0)
 364         // XXX: does this handle background threads correctly?
 365         // XXX: this simply does not work on the console because I'm stupid
 366         [GetValue() performSelector:@selector(release) withObject:nil afterDelay:0];
 367 }
 368
 369 struct Message_privateData :
 370     cy::Functor
 371 {
 372     SEL sel_;
 373
 374     Message_privateData(SEL sel, const char *type, IMP value = NULL) :
 375         cy::Functor(type, reinterpret_cast<void (*)()>(value)),
 376         sel_(sel)
 377     {
 378     }
 379 };
 380
 381 JSObjectRef CYMakeInstance(JSContextRef context, id object, bool transient) {
 382     Instance::Flags flags;
 383
 384     if (transient)
 385         flags = Instance::Transient;
 386     else {
 387         flags = Instance::None;
 388         object = [object retain];
 389     }
 390
 391     return Instance::Make(context, object, flags);
 392 }
 393
 394 @interface NSMethodSignature (Cycript)
 395 - (NSString *) _typeString;
 396 @end
 397
 398 @interface NSObject (Cycript)
 399
 400 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context;
 401 - (JSType) cy$JSType;
 402
 403 - (NSObject *) cy$toJSON:(NSString *)key;
 404 - (NSString *) cy$toCYON;
 405 - (NSString *) cy$toKey;
 406
 407 - (bool) cy$hasProperty:(NSString *)name;
 408 - (NSObject *) cy$getProperty:(NSString *)name;
 409 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value;
 410 - (bool) cy$deleteProperty:(NSString *)name;
 411 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context;
 412
 413 + (bool) cy$hasImplicitProperties;
 414
 415 @end
 416
 417 @protocol Cycript
 418 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context;
 419 @end
 420
 421 NSString *CYCastNSCYON(id value) {
 422     NSString *string;
 423
 424     if (value == nil)
 425         string = @"nil";
 426     else {
 427         Class _class(object_getClass(value));
 428         SEL sel(@selector(cy$toCYON));
 429
 430         if (objc_method *toCYON = class_getInstanceMethod(_class, sel))
 431             string = reinterpret_cast<NSString *(*)(id, SEL)>(method_getImplementation(toCYON))(value, sel);
 432         else if (objc_method *methodSignatureForSelector = class_getInstanceMethod(_class, @selector(methodSignatureForSelector:))) {
 433             if (reinterpret_cast<NSMethodSignature *(*)(id, SEL, SEL)>(method_getImplementation(methodSignatureForSelector))(value, @selector(methodSignatureForSelector:), sel) != nil)
 434                 string = [value cy$toCYON];
 435             else goto fail;
 436         } else fail: {
 437             if (false);
 438 #ifdef __APPLE__
 439             else if (value == NSZombie_)
 440                 string = @"_NSZombie_";
 441             else if (_class == NSZombie_)
 442                 string = [NSString stringWithFormat:@"<_NSZombie_: %p>", value];
 443             // XXX: frowny /in/ the pants
 444             else if (value == NSMessageBuilder_ || value == Object_)
 445                 string = nil;
 446 #endif
 447             else
 448                 string = [NSString stringWithFormat:@"%@", value];
 449         }
 450
 451         // XXX: frowny pants
 452         if (string == nil)
 453             string = @"undefined";
 454     }
 455
 456     return string;
 457 }
 458
 459 #ifdef __APPLE__
 460 struct PropertyAttributes {
 461     CYPool pool_;
 462
 463     const char *name;
 464
 465     const char *variable;
 466
 467     const char *getter_;
 468     const char *setter_;
 469
 470     bool readonly;
 471     bool copy;
 472     bool retain;
 473     bool nonatomic;
 474     bool dynamic;
 475     bool weak;
 476     bool garbage;
 477
 478     PropertyAttributes(objc_property_t property) :
 479         variable(NULL),
 480         getter_(NULL),
 481         setter_(NULL),
 482         readonly(false),
 483         copy(false),
 484         retain(false),
 485         nonatomic(false),
 486         dynamic(false),
 487         weak(false),
 488         garbage(false)
 489     {
 490         name = property_getName(property);
 491         const char *attributes(property_getAttributes(property));
 492
 493         for (char *state, *token(apr_strtok(apr_pstrdup(pool_, attributes), ",", &state)); token != NULL; token = apr_strtok(NULL, ",", &state)) {
 494             switch (*token) {
 495                 case 'R': readonly = true; break;
 496                 case 'C': copy = true; break;
 497                 case '&': retain = true; break;
 498                 case 'N': nonatomic = true; break;
 499                 case 'G': getter_ = token + 1; break;
 500                 case 'S': setter_ = token + 1; break;
 501                 case 'V': variable = token + 1; break;
 502             }
 503         }
 504
 505         /*if (variable == NULL) {
 506             variable = property_getName(property);
 507             size_t size(strlen(variable));
 508             char *name(new(pool_) char[size + 2]);
 509             name[0] = '_';
 510             memcpy(name + 1, variable, size);
 511             name[size + 1] = '\0';
 512             variable = name;
 513         }*/
 514     }
 515
 516     const char *Getter() {
 517         if (getter_ == NULL)
 518             getter_ = apr_pstrdup(pool_, name);
 519         return getter_;
 520     }
 521
 522     const char *Setter() {
 523         if (setter_ == NULL && !readonly) {
 524             size_t length(strlen(name));
 525
 526             char *temp(new(pool_) char[length + 5]);
 527             temp[0] = 's';
 528             temp[1] = 'e';
 529             temp[2] = 't';
 530
 531             if (length != 0) {
 532                 temp[3] = toupper(name[0]);
 533                 memcpy(temp + 4, name + 1, length - 1);
 534             }
 535
 536             temp[length + 3] = ':';
 537             temp[length + 4] = '\0';
 538             setter_ = temp;
 539         }
 540
 541         return setter_;
 542     }
 543
 544 };
 545 #endif
 546
 547 #ifdef __APPLE__
 548 NSObject *NSCFType$cy$toJSON(id self, SEL sel, NSString *key) {
 549     return [(NSString *) CFCopyDescription((CFTypeRef) self) autorelease];
 550 }
 551 #endif
 552
 553 #ifndef __APPLE__
 554 @interface CYWebUndefined : NSObject {
 555 }
 556
 557 + (CYWebUndefined *) undefined;
 558
 559 @end
 560
 561 @implementation CYWebUndefined
 562
 563 + (CYWebUndefined *) undefined {
 564     static CYWebUndefined *instance_([[CYWebUndefined alloc] init]);
 565     return instance_;
 566 }
 567
 568 @end
 569
 570 #define WebUndefined CYWebUndefined
 571 #endif
 572
 573 /* Bridge: CYJSObject {{{ */
 574 @interface CYJSObject : NSMutableDictionary {
 575     JSObjectRef object_;
 576     JSContextRef context_;
 577 }
 578
 579 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context;
 580
 581 - (NSObject *) cy$toJSON:(NSString *)key;
 582
 583 - (NSUInteger) count;
 584 - (id) objectForKey:(id)key;
 585 - (NSEnumerator *) keyEnumerator;
 586 - (void) setObject:(id)object forKey:(id)key;
 587 - (void) removeObjectForKey:(id)key;
 588
 589 @end
 590 /* }}} */
 591 /* Bridge: CYJSArray {{{ */
 592 @interface CYJSArray : NSMutableArray {
 593     JSObjectRef object_;
 594     JSContextRef context_;
 595 }
 596
 597 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context;
 598
 599 - (NSUInteger) count;
 600 - (id) objectAtIndex:(NSUInteger)index;
 601
 602 - (void) addObject:(id)anObject;
 603 - (void) insertObject:(id)anObject atIndex:(NSUInteger)index;
 604 - (void) removeLastObject;
 605 - (void) removeObjectAtIndex:(NSUInteger)index;
 606 - (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)anObject;
 607
 608 @end
 609 /* }}} */
 610
 611 NSObject *CYCastNSObject_(apr_pool_t *pool, JSContextRef context, JSObjectRef object) {
 612     JSObjectRef Array(CYGetCachedObject(context, Array_s));
 613     JSValueRef exception(NULL);
 614     bool array(JSValueIsInstanceOfConstructor(context, object, Array, &exception));
 615     CYThrow(context, exception);
 616     id value(array ? [CYJSArray alloc] : [CYJSObject alloc]);
 617     return CYPoolRelease(pool, [value initWithJSObject:object inContext:context]);
 618 }
 619
 620 NSObject *CYCastNSObject(apr_pool_t *pool, JSContextRef context, JSObjectRef object) {
 621     if (!JSValueIsObjectOfClass(context, object, Instance_))
 622         return CYCastNSObject_(pool, context, object);
 623     else {
 624         Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
 625         return internal->GetValue();
 626     }
 627 }
 628
 629 NSNumber *CYCopyNSNumber(JSContextRef context, JSValueRef value) {
 630     return [[NSNumber alloc] initWithDouble:CYCastDouble(context, value)];
 631 }
 632
 633 #ifndef __APPLE__
 634 @interface NSBoolNumber : NSNumber {
 635 }
 636 @end
 637 #endif
 638
 639 id CYNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef value, bool cast) {
 640     id object;
 641     bool copy;
 642
 643     switch (JSType type = JSValueGetType(context, value)) {
 644         case kJSTypeUndefined:
 645             object = [WebUndefined undefined];
 646             copy = false;
 647         break;
 648
 649         case kJSTypeNull:
 650             return NULL;
 651         break;
 652
 653         case kJSTypeBoolean:
 654 #ifdef __APPLE__
 655             object = (id) (CYCastBool(context, value) ? kCFBooleanTrue : kCFBooleanFalse);
 656             copy = false;
 657 #else
 658             object = [[NSBoolNumber alloc] initWithBool:CYCastBool(context, value)];
 659             copy = true;
 660 #endif
 661         break;
 662
 663         case kJSTypeNumber:
 664             object = CYCopyNSNumber(context, value);
 665             copy = true;
 666         break;
 667
 668         case kJSTypeString:
 669             object = CYCopyNSString(context, value);
 670             copy = true;
 671         break;
 672
 673         case kJSTypeObject:
 674             // XXX: this might could be more efficient
 675             object = CYCastNSObject(pool, context, (JSObjectRef) value);
 676             copy = false;
 677         break;
 678
 679         default:
 680             throw CYJSError(context, "JSValueGetType() == 0x%x", type);
 681         break;
 682     }
 683
 684     if (cast != copy)
 685         return object;
 686     else if (copy)
 687         return CYPoolRelease(pool, object);
 688     else
 689         return [object retain];
 690 }
 691
 692 NSObject *CYCastNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
 693     return CYNSObject(pool, context, value, true);
 694 }
 695
 696 NSObject *CYCopyNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
 697     return CYNSObject(pool, context, value, false);
 698 }
 699
 700 /* Bridge: NSArray {{{ */
 701 @implementation NSArray (Cycript)
 702
 703 - (NSString *) cy$toCYON {
 704     NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
 705     [json appendString:@"["];
 706
 707     bool comma(false);
 708 #ifdef __APPLE__
 709     for (id object in self) {
 710 #else
 711     for (size_t index(0), count([self count]); index != count; ++index) {
 712         id object([self objectAtIndex:index]);
 713 #endif
 714         if (comma)
 715             [json appendString:@","];
 716         else
 717             comma = true;
 718         if (object == nil || [object cy$JSType] != kJSTypeUndefined)
 719             [json appendString:CYCastNSCYON(object)];
 720         else {
 721             [json appendString:@","];
 722             comma = false;
 723         }
 724     }
 725
 726     [json appendString:@"]"];
 727     return json;
 728 }
 729
 730 - (bool) cy$hasProperty:(NSString *)name {
 731     if ([name isEqualToString:@"length"])
 732         return true;
 733
 734     size_t index(CYGetIndex(name));
 735     if (index == _not(size_t) || index >= [self count])
 736         return [super cy$hasProperty:name];
 737     else
 738         return true;
 739 }
 740
 741 - (NSObject *) cy$getProperty:(NSString *)name {
 742     if ([name isEqualToString:@"length"]) {
 743         NSUInteger count([self count]);
 744 #ifdef __APPLE__
 745         return [NSNumber numberWithUnsignedInteger:count];
 746 #else
 747         return [NSNumber numberWithUnsignedInt:count];
 748 #endif
 749     }
 750
 751     size_t index(CYGetIndex(name));
 752     if (index == _not(size_t) || index >= [self count])
 753         return [super cy$getProperty:name];
 754     else
 755         return [self objectAtIndex:index];
 756 }
 757
 758 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context {
 759     [super cy$getPropertyNames:names inContext:context];
 760
 761     for (size_t index(0), count([self count]); index != count; ++index) {
 762         id object([self objectAtIndex:index]);
 763         if (object == nil || [object cy$JSType] != kJSTypeUndefined) {
 764             char name[32];
 765             sprintf(name, "%zu", index);
 766             JSPropertyNameAccumulatorAddName(names, CYJSString(name));
 767         }
 768     }
 769 }
 770
 771 + (bool) cy$hasImplicitProperties {
 772     return false;
 773 }
 774
 775 @end
 776 /* }}} */
 777 /* Bridge: NSBoolNumber {{{ */
 778 #ifndef __APPLE__
 779 @implementation NSBoolNumber (Cycript)
 780
 781 - (JSType) cy$JSType {
 782     return kJSTypeBoolean;
 783 }
 784
 785 - (NSObject *) cy$toJSON:(NSString *)key {
 786     return self;
 787 }
 788
 789 - (NSString *) cy$toCYON {
 790     return [self boolValue] ? @"true" : @"false";
 791 }
 792
 793 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context { CYObjectiveTry_(context) {
 794     return CYCastJSValue(context, (bool) [self boolValue]);
 795 } CYObjectiveCatch }
 796
 797 @end
 798 #endif
 799 /* }}} */
 800 /* Bridge: NSDictionary {{{ */
 801 @implementation NSDictionary (Cycript)
 802
 803 - (NSString *) cy$toCYON {
 804     NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
 805     [json appendString:@"{"];
 806
 807     bool comma(false);
 808 #ifdef __APPLE__
 809     for (NSObject *key in self) {
 810 #else
 811     NSEnumerator *keys([self keyEnumerator]);
 812     while (NSObject *key = [keys nextObject]) {
 813 #endif
 814         if (comma)
 815             [json appendString:@","];
 816         else
 817             comma = true;
 818         [json appendString:[key cy$toKey]];
 819         [json appendString:@":"];
 820         NSObject *object([self objectForKey:key]);
 821         [json appendString:CYCastNSCYON(object)];
 822     }
 823
 824     [json appendString:@"}"];
 825     return json;
 826 }
 827
 828 - (bool) cy$hasProperty:(NSString *)name {
 829     return [self objectForKey:name] != nil;
 830 }
 831
 832 - (NSObject *) cy$getProperty:(NSString *)name {
 833     return [self objectForKey:name];
 834 }
 835
 836 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context {
 837     [super cy$getPropertyNames:names inContext:context];
 838
 839 #ifdef __APPLE__
 840     for (NSObject *key in self) {
 841 #else
 842     NSEnumerator *keys([self keyEnumerator]);
 843     while (NSObject *key = [keys nextObject]) {
 844 #endif
 845         JSPropertyNameAccumulatorAddName(names, CYJSString(context, key));
 846     }
 847 }
 848
 849 + (bool) cy$hasImplicitProperties {
 850     return false;
 851 }
 852
 853 @end
 854 /* }}} */
 855 /* Bridge: NSMutableArray {{{ */
 856 @implementation NSMutableArray (Cycript)
 857
 858 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
 859     if ([name isEqualToString:@"length"]) {
 860         // XXX: is this not intelligent?
 861         NSNumber *number(reinterpret_cast<NSNumber *>(value));
 862 #ifdef __APPLE__
 863         NSUInteger size([number unsignedIntegerValue]);
 864 #else
 865         NSUInteger size([number unsignedIntValue]);
 866 #endif
 867         NSUInteger count([self count]);
 868         if (size < count)
 869             [self removeObjectsInRange:NSMakeRange(size, count - size)];
 870         else if (size != count) {
 871             WebUndefined *undefined([WebUndefined undefined]);
 872             for (size_t i(count); i != size; ++i)
 873                 [self addObject:undefined];
 874         }
 875         return true;
 876     }
 877
 878     size_t index(CYGetIndex(name));
 879     if (index == _not(size_t))
 880         return [super cy$setProperty:name to:value];
 881
 882     id object(value ?: [NSNull null]);
 883
 884     size_t count([self count]);
 885     if (index < count)
 886         [self replaceObjectAtIndex:index withObject:object];
 887     else {
 888         if (index != count) {
 889             WebUndefined *undefined([WebUndefined undefined]);
 890             for (size_t i(count); i != index; ++i)
 891                 [self addObject:undefined];
 892         }
 893
 894         [self addObject:object];
 895     }
 896
 897     return true;
 898 }
 899
 900 - (bool) cy$deleteProperty:(NSString *)name {
 901     size_t index(CYGetIndex(name));
 902     if (index == _not(size_t) || index >= [self count])
 903         return [super cy$deleteProperty:name];
 904     [self replaceObjectAtIndex:index withObject:[WebUndefined undefined]];
 905     return true;
 906 }
 907
 908 @end
 909 /* }}} */
 910 /* Bridge: NSMutableDictionary {{{ */
 911 @implementation NSMutableDictionary (Cycript)
 912
 913 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
 914     [self setObject:(value ?: [NSNull null]) forKey:name];
 915     return true;
 916 }
 917
 918 - (bool) cy$deleteProperty:(NSString *)name {
 919     if ([self objectForKey:name] == nil)
 920         return false;
 921     else {
 922         [self removeObjectForKey:name];
 923         return true;
 924     }
 925 }
 926
 927 @end
 928 /* }}} */
 929 /* Bridge: NSNumber {{{ */
 930 @implementation NSNumber (Cycript)
 931
 932 - (JSType) cy$JSType {
 933 #ifdef __APPLE__
 934     // XXX: this just seems stupid
 935     if ([self class] == NSCFBoolean_)
 936         return kJSTypeBoolean;
 937 #endif
 938     return kJSTypeNumber;
 939 }
 940
 941 - (NSObject *) cy$toJSON:(NSString *)key {
 942     return self;
 943 }
 944
 945 - (NSString *) cy$toCYON {
 946     return [self cy$JSType] != kJSTypeBoolean ? [self stringValue] : [self boolValue] ? @"true" : @"false";
 947 }
 948
 949 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context { CYObjectiveTry_(context) {
 950     return [self cy$JSType] != kJSTypeBoolean ? CYCastJSValue(context, [self doubleValue]) : CYCastJSValue(context, [self boolValue]);
 951 } CYObjectiveCatch }
 952
 953 @end
 954 /* }}} */
 955 /* Bridge: NSNull {{{ */
 956 @implementation NSNull (Cycript)
 957
 958 - (JSType) cy$JSType {
 959     return kJSTypeNull;
 960 }
 961
 962 - (NSObject *) cy$toJSON:(NSString *)key {
 963     return self;
 964 }
 965
 966 - (NSString *) cy$toCYON {
 967     return @"null";
 968 }
 969
 970 @end
 971 /* }}} */
 972 /* Bridge: NSObject {{{ */
 973 @implementation NSObject (Cycript)
 974
 975 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context { CYObjectiveTry_(context) {
 976     return CYMakeInstance(context, self, false);
 977 } CYObjectiveCatch }
 978
 979 - (JSType) cy$JSType {
 980     return kJSTypeObject;
 981 }
 982
 983 - (NSObject *) cy$toJSON:(NSString *)key {
 984     return [self description];
 985 }
 986
 987 - (NSString *) cy$toCYON {
 988     return [[self cy$toJSON:@""] cy$toCYON];
 989 }
 990
 991 - (NSString *) cy$toKey {
 992     return [self cy$toCYON];
 993 }
 994
 995 - (bool) cy$hasProperty:(NSString *)name {
 996     return false;
 997 }
 998
 999 - (NSObject *) cy$getProperty:(NSString *)name {
1000     return nil;
1001 }
1002
1003 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
1004     return false;
1005 }
1006
1007 - (bool) cy$deleteProperty:(NSString *)name {
1008     return false;
1009 }
1010
1011 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context {
1012 }
1013
1014 + (bool) cy$hasImplicitProperties {
1015     return true;
1016 }
1017
1018 @end
1019 /* }}} */
1020 /* Bridge: NSProxy {{{ */
1021 @implementation NSProxy (Cycript)
1022
1023 - (NSObject *) cy$toJSON:(NSString *)key {
1024     return [self description];
1025 }
1026
1027 - (NSString *) cy$toCYON {
1028     return [[self cy$toJSON:@""] cy$toCYON];
1029 }
1030
1031 @end
1032 /* }}} */
1033 /* Bridge: NSString {{{ */
1034 @implementation NSString (Cycript)
1035
1036 - (JSType) cy$JSType {
1037     return kJSTypeString;
1038 }
1039
1040 - (NSObject *) cy$toJSON:(NSString *)key {
1041     return self;
1042 }
1043
1044 - (NSString *) cy$toCYON {
1045     std::ostringstream str;
1046     CYUTF8String string(CYCastUTF8String(self));
1047     CYStringify(str, string.data, string.size);
1048     std::string value(str.str());
1049     return CYCastNSString(NULL, CYUTF8String(value.c_str(), value.size()));
1050 }
1051
1052 - (NSString *) cy$toKey {
1053     if (CYIsKey(CYCastUTF8String(self)))
1054         return self;
1055     return [self cy$toCYON];
1056 }
1057
1058 - (bool) cy$hasProperty:(NSString *)name {
1059     if ([name isEqualToString:@"length"])
1060         return true;
1061
1062     size_t index(CYGetIndex(name));
1063     if (index == _not(size_t) || index >= [self length])
1064         return [super cy$hasProperty:name];
1065     else
1066         return true;
1067 }
1068
1069 - (NSObject *) cy$getProperty:(NSString *)name {
1070     if ([name isEqualToString:@"length"]) {
1071         NSUInteger count([self length]);
1072 #ifdef __APPLE__
1073         return [NSNumber numberWithUnsignedInteger:count];
1074 #else
1075         return [NSNumber numberWithUnsignedInt:count];
1076 #endif
1077     }
1078
1079     size_t index(CYGetIndex(name));
1080     if (index == _not(size_t) || index >= [self length])
1081         return [super cy$getProperty:name];
1082     else
1083         return [self substringWithRange:NSMakeRange(index, 1)];
1084 }
1085
1086 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context {
1087     [super cy$getPropertyNames:names inContext:context];
1088
1089     for (size_t index(0), length([self length]); index != length; ++index) {
1090         char name[32];
1091         sprintf(name, "%zu", index);
1092         JSPropertyNameAccumulatorAddName(names, CYJSString(name));
1093     }
1094 }
1095
1096 // XXX: this might be overly restrictive for NSString; I think I need a half-way between /injecting/ implicit properties and /accepting/ implicit properties
1097 + (bool) cy$hasImplicitProperties {
1098     return false;
1099 }
1100
1101 @end
1102 /* }}} */
1103 /* Bridge: WebUndefined {{{ */
1104 @implementation WebUndefined (Cycript)
1105
1106 - (JSType) cy$JSType {
1107     return kJSTypeUndefined;
1108 }
1109
1110 - (NSObject *) cy$toJSON:(NSString *)key {
1111     return self;
1112 }
1113
1114 - (NSString *) cy$toCYON {
1115     return @"undefined";
1116 }
1117
1118 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context { CYObjectiveTry_(context) {
1119     return CYJSUndefined(context);
1120 } CYObjectiveCatch }
1121
1122 @end
1123 /* }}} */
1124
1125 static bool CYIsClass(id self) {
1126 #ifdef __APPLE__
1127     // XXX: this is a lame object_isClass
1128     return class_getInstanceMethod(object_getClass(self), @selector(alloc)) != NULL;
1129 #else
1130     return GSObjCIsClass(self);
1131 #endif
1132 }
1133
1134 Class CYCastClass(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
1135     id self(CYCastNSObject(pool, context, value));
1136     if (CYIsClass(self))
1137         return (Class) self;
1138     throw CYJSError(context, "got something that is not a Class");
1139     return NULL;
1140 }
1141
1142 NSArray *CYCastNSArray(JSContextRef context, JSPropertyNameArrayRef names) {
1143     CYPool pool;
1144     size_t size(JSPropertyNameArrayGetCount(names));
1145     NSMutableArray *array([NSMutableArray arrayWithCapacity:size]);
1146     for (size_t index(0); index != size; ++index)
1147         [array addObject:CYCastNSString(pool, context, JSPropertyNameArrayGetNameAtIndex(names, index))];
1148     return array;
1149 }
1150
1151 JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry {
1152     if (value == nil)
1153         return CYJSNull(context);
1154     else if ([value respondsToSelector:@selector(cy$JSValueInContext:)])
1155         return [value cy$JSValueInContext:context];
1156     else
1157         return CYMakeInstance(context, value, false);
1158 } CYPoolCatch(NULL) return /*XXX*/ NULL; }
1159
1160 @implementation CYJSObject
1161
1162 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context { CYObjectiveTry {
1163     if ((self = [super init]) != nil) {
1164         object_ = object;
1165         context_ = CYGetJSContext(context);
1166         //XXX:JSGlobalContextRetain(context_);
1167         JSValueProtect(context_, object_);
1168     } return self;
1169 } CYObjectiveCatch }
1170
1171 - (void) dealloc { CYObjectiveTry {
1172     JSValueUnprotect(context_, object_);
1173     //XXX:JSGlobalContextRelease(context_);
1174     [super dealloc];
1175 } CYObjectiveCatch }
1176
1177 - (NSObject *) cy$toJSON:(NSString *)key { CYObjectiveTry {
1178     JSValueRef toJSON(CYGetProperty(context_, object_, toJSON_s));
1179     if (!CYIsCallable(context_, toJSON))
1180         return [super cy$toJSON:key];
1181     else {
1182         JSValueRef arguments[1] = {CYCastJSValue(context_, key)};
1183         JSValueRef value(CYCallAsFunction(context_, (JSObjectRef) toJSON, object_, 1, arguments));
1184         // XXX: do I really want an NSNull here?!
1185         return CYCastNSObject(NULL, context_, value) ?: [NSNull null];
1186     }
1187 } CYObjectiveCatch }
1188
1189 - (NSString *) cy$toCYON { CYObjectiveTry {
1190     CYPool pool;
1191     JSValueRef exception(NULL);
1192     const char *cyon(CYPoolCCYON(pool, context_, object_));
1193     CYThrow(context_, exception);
1194     if (cyon == NULL)
1195         return [super cy$toCYON];
1196     else
1197         return [NSString stringWithUTF8String:cyon];
1198 } CYObjectiveCatch }
1199
1200 - (NSUInteger) count { CYObjectiveTry {
1201     JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context_, object_));
1202     size_t size(JSPropertyNameArrayGetCount(names));
1203     JSPropertyNameArrayRelease(names);
1204     return size;
1205 } CYObjectiveCatch }
1206
1207 - (id) objectForKey:(id)key { CYObjectiveTry {
1208     JSValueRef value(CYGetProperty(context_, object_, CYJSString(context_, (NSObject *) key)));
1209     if (JSValueIsUndefined(context_, value))
1210         return nil;
1211     return CYCastNSObject(NULL, context_, value) ?: [NSNull null];
1212 } CYObjectiveCatch }
1213
1214 - (NSEnumerator *) keyEnumerator { CYObjectiveTry {
1215     JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context_, object_));
1216     NSEnumerator *enumerator([CYCastNSArray(context_, names) objectEnumerator]);
1217     JSPropertyNameArrayRelease(names);
1218     return enumerator;
1219 } CYObjectiveCatch }
1220
1221 - (void) setObject:(id)object forKey:(id)key { CYObjectiveTry {
1222     CYSetProperty(context_, object_, CYJSString(context_, (NSObject *) key), CYCastJSValue(context_, (NSString *) object));
1223 } CYObjectiveCatch }
1224
1225 - (void) removeObjectForKey:(id)key { CYObjectiveTry {
1226     JSValueRef exception(NULL);
1227     (void) JSObjectDeleteProperty(context_, object_, CYJSString(context_, (NSObject *) key), &exception);
1228     CYThrow(context_, exception);
1229 } CYObjectiveCatch }
1230
1231 @end
1232
1233 @implementation CYJSArray
1234
1235 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context { CYObjectiveTry {
1236     if ((self = [super init]) != nil) {
1237         object_ = object;
1238         context_ = CYGetJSContext(context);
1239         //XXX:JSGlobalContextRetain(context_);
1240         JSValueProtect(context_, object_);
1241     } return self;
1242 } CYObjectiveCatch }
1243
1244 - (void) dealloc { CYObjectiveTry {
1245     JSValueUnprotect(context_, object_);
1246     //XXX:JSGlobalContextRelease(context_);
1247     [super dealloc];
1248 } CYObjectiveCatch }
1249
1250 - (NSUInteger) count { CYObjectiveTry {
1251     return CYCastDouble(context_, CYGetProperty(context_, object_, length_s));
1252 } CYObjectiveCatch }
1253
1254 - (id) objectAtIndex:(NSUInteger)index { CYObjectiveTry {
1255     size_t bounds([self count]);
1256     if (index >= bounds)
1257         @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray objectAtIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil];
1258     JSValueRef exception(NULL);
1259     JSValueRef value(JSObjectGetPropertyAtIndex(context_, object_, index, &exception));
1260     CYThrow(context_, exception);
1261     return CYCastNSObject(NULL, context_, value) ?: [NSNull null];
1262 } CYObjectiveCatch }
1263
1264 - (void) addObject:(id)object { CYObjectiveTry {
1265     JSValueRef exception(NULL);
1266     JSValueRef arguments[1];
1267     arguments[0] = CYCastJSValue(context_, (NSObject *) object);
1268     JSObjectRef Array(CYGetCachedObject(context_, Array_s));
1269     JSObjectCallAsFunction(context_, CYCastJSObject(context_, CYGetProperty(context_, Array, push_s)), object_, 1, arguments, &exception);
1270     CYThrow(context_, exception);
1271 } CYObjectiveCatch }
1272
1273 - (void) insertObject:(id)object atIndex:(NSUInteger)index { CYObjectiveTry {
1274     size_t bounds([self count] + 1);
1275     if (index >= bounds)
1276         @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray insertObject:atIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil];
1277     JSValueRef exception(NULL);
1278     JSValueRef arguments[3];
1279     arguments[0] = CYCastJSValue(context_, index);
1280     arguments[1] = CYCastJSValue(context_, 0);
1281     arguments[2] = CYCastJSValue(context_, (NSObject *) object);
1282     JSObjectRef Array(CYGetCachedObject(context_, Array_s));
1283     JSObjectCallAsFunction(context_, CYCastJSObject(context_, CYGetProperty(context_, Array, splice_s)), object_, 3, arguments, &exception);
1284     CYThrow(context_, exception);
1285 } CYObjectiveCatch }
1286
1287 - (void) removeLastObject { CYObjectiveTry {
1288     JSValueRef exception(NULL);
1289     JSObjectRef Array(CYGetCachedObject(context_, Array_s));
1290     JSObjectCallAsFunction(context_, CYCastJSObject(context_, CYGetProperty(context_, Array, pop_s)), object_, 0, NULL, &exception);
1291     CYThrow(context_, exception);
1292 } CYObjectiveCatch }
1293
1294 - (void) removeObjectAtIndex:(NSUInteger)index { CYObjectiveTry {
1295     size_t bounds([self count]);
1296     if (index >= bounds)
1297         @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray removeObjectAtIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil];
1298     JSValueRef exception(NULL);
1299     JSValueRef arguments[2];
1300     arguments[0] = CYCastJSValue(context_, index);
1301     arguments[1] = CYCastJSValue(context_, 1);
1302     JSObjectRef Array(CYGetCachedObject(context_, Array_s));
1303     JSObjectCallAsFunction(context_, CYCastJSObject(context_, CYGetProperty(context_, Array, splice_s)), object_, 2, arguments, &exception);
1304     CYThrow(context_, exception);
1305 } CYObjectiveCatch }
1306
1307 - (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)object { CYObjectiveTry {
1308     size_t bounds([self count]);
1309     if (index >= bounds)
1310         @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray replaceObjectAtIndex:withObject:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil];
1311     CYSetProperty(context_, object_, index, CYCastJSValue(context_, (NSObject *) object));
1312 } CYObjectiveCatch }
1313
1314 @end
1315
1316 // XXX: use objc_getAssociatedObject and objc_setAssociatedObject on 10.6
1317 struct CYInternal :
1318     CYData
1319 {
1320     JSObjectRef object_;
1321
1322     CYInternal() :
1323         object_(NULL)
1324     {
1325     }
1326
1327     ~CYInternal() {
1328         // XXX: delete object_? ;(
1329     }
1330
1331     static CYInternal *Get(id self) {
1332         CYInternal *internal(NULL);
1333         if (object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal)) == NULL) {
1334             // XXX: do something epic? ;P
1335         }
1336
1337         return internal;
1338     }
1339
1340     static CYInternal *Set(id self) {
1341         CYInternal *internal(NULL);
1342         if (objc_ivar *ivar = object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal))) {
1343             if (internal == NULL) {
1344                 internal = new CYInternal();
1345                 object_setIvar(self, ivar, reinterpret_cast<id>(internal));
1346             }
1347         } else {
1348             // XXX: do something epic? ;P
1349         }
1350
1351         return internal;
1352     }
1353
1354     bool HasProperty(JSContextRef context, JSStringRef name) {
1355         if (object_ == NULL)
1356             return false;
1357         return JSObjectHasProperty(context, object_, name);
1358     }
1359
1360     JSValueRef GetProperty(JSContextRef context, JSStringRef name) {
1361         if (object_ == NULL)
1362             return NULL;
1363         return CYGetProperty(context, object_, name);
1364     }
1365
1366     void SetProperty(JSContextRef context, JSStringRef name, JSValueRef value) {
1367         if (object_ == NULL)
1368             object_ = JSObjectMake(context, NULL, NULL);
1369         CYSetProperty(context, object_, name, value);
1370     }
1371 };
1372
1373 static JSObjectRef CYMakeSelector(JSContextRef context, SEL sel) {
1374     Selector_privateData *internal(new Selector_privateData(sel));
1375     return JSObjectMake(context, Selector_, internal);
1376 }
1377
1378 static SEL CYCastSEL(JSContextRef context, JSValueRef value) {
1379     if (JSValueIsObjectOfClass(context, value, Selector_)) {
1380         Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate((JSObjectRef) value)));
1381         return reinterpret_cast<SEL>(internal->value_);
1382     } else
1383         return CYCastPointer<SEL>(context, value);
1384 }
1385
1386 void *CYObjectiveC_ExecuteStart(JSContextRef context) { CYSadTry {
1387     return (void *) [[NSAutoreleasePool alloc] init];
1388 } CYSadCatch(NULL) }
1389
1390 void CYObjectiveC_ExecuteEnd(JSContextRef context, void *handle) { CYSadTry {
1391     return [(NSAutoreleasePool *) handle release];
1392 } CYSadCatch() }
1393
1394 JSValueRef CYObjectiveC_RuntimeProperty(JSContextRef context, CYUTF8String name) { CYPoolTry {
1395     if (name == "nil")
1396         return Instance::Make(context, nil);
1397     if (Class _class = objc_getClass(name.data))
1398         return CYMakeInstance(context, _class, true);
1399     if (Protocol *protocol = objc_getProtocol(name.data))
1400         return CYMakeInstance(context, protocol, true);
1401     return NULL;
1402 } CYPoolCatch(NULL) return /*XXX*/ NULL; }
1403
1404 static void CYObjectiveC_CallFunction(JSContextRef context, ffi_cif *cif, void (*function)(), uint8_t *value, void **values) { CYSadTry {
1405     ffi_call(cif, function, value, values);
1406 } CYSadCatch() }
1407
1408 static bool CYObjectiveC_PoolFFI(apr_pool_t *pool, JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, JSValueRef value) { CYSadTry {
1409     switch (type->primitive) {
1410         // XXX: do something epic about blocks
1411         case sig::block_P:
1412         case sig::object_P:
1413         case sig::typename_P:
1414             *reinterpret_cast<id *>(data) = CYCastNSObject(pool, context, value);
1415         break;
1416
1417         case sig::selector_P:
1418             *reinterpret_cast<SEL *>(data) = CYCastSEL(context, value);
1419         break;
1420
1421         default:
1422             return false;
1423     }
1424
1425     return true;
1426 } CYSadCatch(false) }
1427
1428 static JSValueRef CYObjectiveC_FromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) { CYPoolTry {
1429     switch (type->primitive) {
1430         // XXX: do something epic about blocks
1431         case sig::block_P:
1432         case sig::object_P:
1433             if (NSObject *object = *reinterpret_cast<NSObject **>(data)) {
1434                 JSValueRef value(CYCastJSValue(context, object));
1435                 if (initialize)
1436                     [object release];
1437                 return value;
1438             } else goto null;
1439
1440         case sig::typename_P:
1441             return CYMakeInstance(context, *reinterpret_cast<Class *>(data), true);
1442
1443         case sig::selector_P:
1444             if (SEL sel = *reinterpret_cast<SEL *>(data))
1445                 return CYMakeSelector(context, sel);
1446             else goto null;
1447
1448         null:
1449             return CYJSNull(context);
1450         default:
1451             return NULL;
1452     }
1453 } CYPoolCatch(NULL) return /*XXX*/ NULL; }
1454
1455 static bool CYImplements(id object, Class _class, SEL selector, bool devoid) {
1456     if (objc_method *method = class_getInstanceMethod(_class, selector)) {
1457         if (!devoid)
1458             return true;
1459 #if OBJC_API_VERSION >= 2
1460         char type[16];
1461         method_getReturnType(method, type, sizeof(type));
1462 #else
1463         const char *type(method_getTypeEncoding(method));
1464 #endif
1465         if (type[0] != 'v')
1466             return true;
1467     }
1468
1469     // XXX: possibly use a more "awesome" check?
1470     return false;
1471 }
1472
1473 static const char *CYPoolTypeEncoding(apr_pool_t *pool, JSContextRef context, SEL sel, objc_method *method) {
1474     if (method != NULL)
1475         return method_getTypeEncoding(method);
1476
1477     const char *name(sel_getName(sel));
1478     size_t length(strlen(name));
1479
1480     char keyed[length + 2];
1481     keyed[0] = '6';
1482     keyed[length + 1] = '\0';
1483     memcpy(keyed + 1, name, length);
1484
1485     if (CYBridgeEntry *entry = CYBridgeHash(keyed, length + 1))
1486         return entry->value_;
1487
1488     return NULL;
1489 }
1490
1491 static void MessageClosure_(ffi_cif *cif, void *result, void **arguments, void *arg) {
1492     Closure_privateData *internal(reinterpret_cast<Closure_privateData *>(arg));
1493
1494     JSContextRef context(internal->context_);
1495
1496     size_t count(internal->cif_.nargs);
1497     JSValueRef values[count];
1498
1499     for (size_t index(0); index != count; ++index)
1500         values[index] = CYFromFFI(context, internal->signature_.elements[1 + index].type, internal->cif_.arg_types[index], arguments[index]);
1501
1502     JSObjectRef _this(CYCastJSObject(context, values[0]));
1503
1504     JSValueRef value(CYCallAsFunction(context, internal->function_, _this, count - 2, values + 2));
1505     CYPoolFFI(NULL, context, internal->signature_.elements[0].type, internal->cif_.rtype, result, value);
1506 }
1507
1508 static JSObjectRef CYMakeMessage(JSContextRef context, SEL sel, IMP imp, const char *type) {
1509     Message_privateData *internal(new Message_privateData(sel, type, imp));
1510     return JSObjectMake(context, Message_, internal);
1511 }
1512
1513 static IMP CYMakeMessage(JSContextRef context, JSValueRef value, const char *type) {
1514     JSObjectRef function(CYCastJSObject(context, value));
1515     Closure_privateData *internal(CYMakeFunctor_(context, function, type, &MessageClosure_));
1516     // XXX: see notes in Library.cpp about needing to leak
1517     return reinterpret_cast<IMP>(internal->GetValue());
1518 }
1519
1520 static bool Messages_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
1521     Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1522     Class _class(internal->GetValue());
1523
1524     CYPool pool;
1525     const char *name(CYPoolCString(pool, context, property));
1526
1527     if (SEL sel = sel_getUid(name))
1528         if (class_getInstanceMethod(_class, sel) != NULL)
1529             return true;
1530
1531     return false;
1532 }
1533
1534 static JSValueRef Messages_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
1535     Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1536     Class _class(internal->GetValue());
1537
1538     CYPool pool;
1539     const char *name(CYPoolCString(pool, context, property));
1540
1541     if (SEL sel = sel_getUid(name))
1542         if (objc_method *method = class_getInstanceMethod(_class, sel))
1543             return CYMakeMessage(context, sel, method_getImplementation(method), method_getTypeEncoding(method));
1544
1545     return NULL;
1546 }
1547
1548 static bool Messages_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
1549     Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1550     Class _class(internal->GetValue());
1551
1552     CYPool pool;
1553     const char *name(CYPoolCString(pool, context, property));
1554
1555     SEL sel(sel_registerName(name));
1556
1557     objc_method *method(class_getInstanceMethod(_class, sel));
1558
1559     const char *type;
1560     IMP imp;
1561
1562     if (JSValueIsObjectOfClass(context, value, Message_)) {
1563         Message_privateData *message(reinterpret_cast<Message_privateData *>(JSObjectGetPrivate((JSObjectRef) value)));
1564         type = sig::Unparse(pool, &message->signature_);
1565         imp = reinterpret_cast<IMP>(message->GetValue());
1566     } else {
1567         type = CYPoolTypeEncoding(pool, context, sel, method);
1568         imp = CYMakeMessage(context, value, type);
1569     }
1570
1571     if (method != NULL)
1572         method_setImplementation(method, imp);
1573     else {
1574 #ifdef GNU_RUNTIME
1575         GSMethodList list(GSAllocMethodList(1));
1576         GSAppendMethodToList(list, sel, type, imp, YES);
1577         GSAddMethodList(_class, list, YES);
1578         GSFlushMethodCacheForClass(_class);
1579 #else
1580         class_addMethod(_class, sel, imp, type);
1581 #endif
1582     }
1583
1584     return true;
1585 }
1586
1587 #if 0 && OBJC_API_VERSION < 2
1588 static bool Messages_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
1589     Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1590     Class _class(internal->GetValue());
1591
1592     CYPool pool;
1593     const char *name(CYPoolCString(pool, context, property));
1594
1595     if (SEL sel = sel_getUid(name))
1596         if (objc_method *method = class_getInstanceMethod(_class, sel)) {
1597             objc_method_list list = {NULL, 1, {method}};
1598             class_removeMethods(_class, &list);
1599             return true;
1600         }
1601
1602     return false;
1603 }
1604 #endif
1605
1606 static void Messages_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
1607     Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1608     Class _class(internal->GetValue());
1609
1610 #if OBJC_API_VERSION >= 2
1611     unsigned int size;
1612     objc_method **data(class_copyMethodList(_class, &size));
1613     for (size_t i(0); i != size; ++i)
1614         JSPropertyNameAccumulatorAddName(names, CYJSString(sel_getName(method_getName(data[i]))));
1615     free(data);
1616 #else
1617     for (objc_method_list *methods(_class->methods); methods != NULL; methods = methods->method_next)
1618         for (int i(0); i != methods->method_count; ++i)
1619             JSPropertyNameAccumulatorAddName(names, CYJSString(sel_getName(method_getName(&methods->method_list[i]))));
1620 #endif
1621 }
1622
1623 static bool CYHasImplicitProperties(Class _class) {
1624     // XXX: this is an evil hack to deal with NSProxy; fix elsewhere
1625     if (!CYImplements(_class, object_getClass(_class), @selector(cy$hasImplicitProperties), false))
1626         return true;
1627     return [_class cy$hasImplicitProperties];
1628 }
1629
1630 static bool Instance_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
1631     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1632     id self(internal->GetValue());
1633
1634     if (JSStringIsEqualToUTF8CString(property, "$cyi"))
1635         return true;
1636
1637     CYPool pool;
1638     NSString *name(CYCastNSString(pool, context, property));
1639
1640     if (CYInternal *internal = CYInternal::Get(self))
1641         if (internal->HasProperty(context, property))
1642             return true;
1643
1644     Class _class(object_getClass(self));
1645
1646     CYPoolTry {
1647         // XXX: this is an evil hack to deal with NSProxy; fix elsewhere
1648         if (CYImplements(self, _class, @selector(cy$hasProperty:), false))
1649             if ([self cy$hasProperty:name])
1650                 return true;
1651     } CYPoolCatch(false)
1652
1653     const char *string(CYPoolCString(pool, context, name));
1654
1655 #ifdef __APPLE__
1656     if (class_getProperty(_class, string) != NULL)
1657         return true;
1658 #endif
1659
1660     if (CYHasImplicitProperties(_class))
1661         if (SEL sel = sel_getUid(string))
1662             if (CYImplements(self, _class, sel, true))
1663                 return true;
1664
1665     return false;
1666 }
1667
1668 static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1669     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1670     id self(internal->GetValue());
1671
1672     if (JSStringIsEqualToUTF8CString(property, "$cyi"))
1673         return Internal::Make(context, self, object);
1674
1675     CYPool pool;
1676     NSString *name(CYCastNSString(pool, context, property));
1677
1678     if (CYInternal *internal = CYInternal::Get(self))
1679         if (JSValueRef value = internal->GetProperty(context, property))
1680             return value;
1681
1682     CYPoolTry {
1683         if (NSObject *data = [self cy$getProperty:name])
1684             return CYCastJSValue(context, data);
1685     } CYPoolCatch(NULL)
1686
1687     const char *string(CYPoolCString(pool, context, name));
1688     Class _class(object_getClass(self));
1689
1690 #ifdef __APPLE__
1691     if (objc_property_t property = class_getProperty(_class, string)) {
1692         PropertyAttributes attributes(property);
1693         SEL sel(sel_registerName(attributes.Getter()));
1694         return CYSendMessage(pool, context, self, NULL, sel, 0, NULL, false, exception);
1695     }
1696 #endif
1697
1698     if (CYHasImplicitProperties(_class))
1699         if (SEL sel = sel_getUid(string))
1700             if (CYImplements(self, _class, sel, true))
1701                 return CYSendMessage(pool, context, self, NULL, sel, 0, NULL, false, exception);
1702
1703     return NULL;
1704 } CYCatch }
1705
1706 static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
1707     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1708     id self(internal->GetValue());
1709
1710     CYPool pool;
1711
1712     NSString *name(CYCastNSString(pool, context, property));
1713     NSObject *data(CYCastNSObject(pool, context, value));
1714
1715     CYPoolTry {
1716         if ([self cy$setProperty:name to:data])
1717             return true;
1718     } CYPoolCatch(NULL)
1719
1720     const char *string(CYPoolCString(pool, context, name));
1721     Class _class(object_getClass(self));
1722
1723 #ifdef __APPLE__
1724     if (objc_property_t property = class_getProperty(_class, string)) {
1725         PropertyAttributes attributes(property);
1726         if (const char *setter = attributes.Setter()) {
1727             SEL sel(sel_registerName(setter));
1728             JSValueRef arguments[1] = {value};
1729             CYSendMessage(pool, context, self, NULL, sel, 1, arguments, false, exception);
1730             return true;
1731         }
1732     }
1733 #endif
1734
1735     size_t length(strlen(string));
1736
1737     char set[length + 5];
1738
1739     set[0] = 's';
1740     set[1] = 'e';
1741     set[2] = 't';
1742
1743     if (string[0] != '\0') {
1744         set[3] = toupper(string[0]);
1745         memcpy(set + 4, string + 1, length - 1);
1746     }
1747
1748     set[length + 3] = ':';
1749     set[length + 4] = '\0';
1750
1751     if (SEL sel = sel_getUid(set))
1752         if (CYImplements(self, _class, sel, false)) {
1753             JSValueRef arguments[1] = {value};
1754             CYSendMessage(pool, context, self, NULL, sel, 1, arguments, false, exception);
1755         }
1756
1757     if (CYInternal *internal = CYInternal::Set(self)) {
1758         internal->SetProperty(context, property, value);
1759         return true;
1760     }
1761
1762     return false;
1763 } CYCatch }
1764
1765 static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1766     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1767     id self(internal->GetValue());
1768
1769     CYPoolTry {
1770         NSString *name(CYCastNSString(NULL, context, property));
1771         return [self cy$deleteProperty:name];
1772     } CYPoolCatch(NULL)
1773 } CYCatch return /*XXX*/ NULL; }
1774
1775 static void Instance_getPropertyNames_message(JSPropertyNameAccumulatorRef names, objc_method *method) {
1776     const char *name(sel_getName(method_getName(method)));
1777     if (strchr(name, ':') != NULL)
1778         return;
1779
1780     const char *type(method_getTypeEncoding(method));
1781     if (type == NULL || *type == '\0' || *type == 'v')
1782         return;
1783
1784     JSPropertyNameAccumulatorAddName(names, CYJSString(name));
1785 }
1786
1787 static void Instance_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
1788     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1789     id self(internal->GetValue());
1790
1791     CYPool pool;
1792     Class _class(object_getClass(self));
1793
1794 #ifdef __APPLE__
1795     {
1796         unsigned int size;
1797         objc_property_t *data(class_copyPropertyList(_class, &size));
1798         for (size_t i(0); i != size; ++i)
1799             JSPropertyNameAccumulatorAddName(names, CYJSString(property_getName(data[i])));
1800         free(data);
1801     }
1802 #endif
1803
1804     if (CYHasImplicitProperties(_class))
1805         for (Class current(_class); current != nil; current = class_getSuperclass(current)) {
1806 #if OBJC_API_VERSION >= 2
1807             unsigned int size;
1808             objc_method **data(class_copyMethodList(current, &size));
1809             for (size_t i(0); i != size; ++i)
1810                 Instance_getPropertyNames_message(names, data[i]);
1811             free(data);
1812 #else
1813             for (objc_method_list *methods(current->methods); methods != NULL; methods = methods->method_next)
1814                 for (int i(0); i != methods->method_count; ++i)
1815                     Instance_getPropertyNames_message(names, &methods->method_list[i]);
1816 #endif
1817         }
1818
1819     CYPoolTry {
1820         // XXX: this is an evil hack to deal with NSProxy; fix elsewhere
1821         if (CYImplements(self, _class, @selector(cy$getPropertyNames:inContext:), false))
1822             [self cy$getPropertyNames:names inContext:context];
1823     } CYPoolCatch()
1824 }
1825
1826 static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
1827     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1828     JSObjectRef value(Instance::Make(context, [internal->GetValue() alloc], Instance::Uninitialized));
1829     return value;
1830 } CYCatch }
1831
1832 static bool Instance_hasInstance(JSContextRef context, JSObjectRef constructor, JSValueRef instance, JSValueRef *exception) { CYTry {
1833     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) constructor)));
1834     Class _class(internal->GetValue());
1835     if (!CYIsClass(_class))
1836         return false;
1837
1838     if (JSValueIsObjectOfClass(context, instance, Instance_)) {
1839         Instance *linternal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) instance)));
1840         // XXX: this isn't always safe
1841         return [linternal->GetValue() isKindOfClass:_class];
1842     }
1843
1844     return false;
1845 } CYCatch }
1846
1847 static bool Internal_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
1848     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
1849     CYPool pool;
1850
1851     id self(internal->GetValue());
1852     const char *name(CYPoolCString(pool, context, property));
1853
1854     if (object_getInstanceVariable(self, name, NULL) != NULL)
1855         return true;
1856
1857     return false;
1858 }
1859
1860 static JSValueRef Internal_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1861     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
1862     CYPool pool;
1863
1864     id self(internal->GetValue());
1865     const char *name(CYPoolCString(pool, context, property));
1866
1867     if (objc_ivar *ivar = object_getInstanceVariable(self, name, NULL)) {
1868         Type_privateData type(pool, ivar_getTypeEncoding(ivar));
1869         // XXX: if this fails and throws an exception the person we are throwing it to gets the wrong exception
1870         return CYFromFFI(context, type.type_, type.GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar));
1871     }
1872
1873     return NULL;
1874 } CYCatch }
1875
1876 static bool Internal_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
1877     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
1878     CYPool pool;
1879
1880     id self(internal->GetValue());
1881     const char *name(CYPoolCString(pool, context, property));
1882
1883     if (objc_ivar *ivar = object_getInstanceVariable(self, name, NULL)) {
1884         Type_privateData type(pool, ivar_getTypeEncoding(ivar));
1885         CYPoolFFI(pool, context, type.type_, type.GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar), value);
1886         return true;
1887     }
1888
1889     return false;
1890 } CYCatch }
1891
1892 static void Internal_getPropertyNames_(Class _class, JSPropertyNameAccumulatorRef names) {
1893     if (Class super = class_getSuperclass(_class))
1894         Internal_getPropertyNames_(super, names);
1895
1896 #if OBJC_API_VERSION >= 2
1897     unsigned int size;
1898     objc_ivar **data(class_copyIvarList(_class, &size));
1899     for (size_t i(0); i != size; ++i)
1900         JSPropertyNameAccumulatorAddName(names, CYJSString(ivar_getName(data[i])));
1901     free(data);
1902 #else
1903     if (objc_ivar_list *ivars = _class->ivars)
1904         for (int i(0); i != ivars->ivar_count; ++i)
1905             JSPropertyNameAccumulatorAddName(names, CYJSString(ivar_getName(&ivars->ivar_list[i])));
1906 #endif
1907 }
1908
1909 static void Internal_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
1910     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
1911     CYPool pool;
1912
1913     id self(internal->GetValue());
1914     Class _class(object_getClass(self));
1915
1916     Internal_getPropertyNames_(_class, names);
1917 }
1918
1919 static JSValueRef Internal_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
1920     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
1921     return internal->GetOwner();
1922 }
1923
1924 static JSValueRef ObjectiveC_Classes_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1925     CYPool pool;
1926     NSString *name(CYCastNSString(pool, context, property));
1927     if (Class _class = NSClassFromString(name))
1928         return CYMakeInstance(context, _class, true);
1929     return NULL;
1930 } CYCatch }
1931
1932 static void ObjectiveC_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
1933 #ifdef __APPLE__
1934     size_t size(objc_getClassList(NULL, 0));
1935     Class *data(reinterpret_cast<Class *>(malloc(sizeof(Class) * size)));
1936
1937   get:
1938     size_t writ(objc_getClassList(data, size));
1939     if (size < writ) {
1940         size = writ;
1941         if (Class *copy = reinterpret_cast<Class *>(realloc(data, sizeof(Class) * writ))) {
1942             data = copy;
1943             goto get;
1944         } else goto done;
1945     }
1946
1947     for (size_t i(0); i != writ; ++i)
1948         JSPropertyNameAccumulatorAddName(names, CYJSString(class_getName(data[i])));
1949
1950   done:
1951     free(data);
1952 #else
1953     void *state(NULL);
1954     while (Class _class = objc_next_class(&state))
1955         JSPropertyNameAccumulatorAddName(names, CYJSString(class_getName(_class)));
1956 #endif
1957 }
1958
1959 #if OBJC_API_VERSION >= 2
1960 static JSValueRef ObjectiveC_Image_Classes_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1961     const char *internal(reinterpret_cast<const char *>(JSObjectGetPrivate(object)));
1962
1963     CYPool pool;
1964     const char *name(CYPoolCString(pool, context, property));
1965     unsigned int size;
1966     const char **data(objc_copyClassNamesForImage(internal, &size));
1967     JSValueRef value;
1968     for (size_t i(0); i != size; ++i)
1969         if (strcmp(name, data[i]) == 0) {
1970             if (Class _class = objc_getClass(name)) {
1971                 value = CYMakeInstance(context, _class, true);
1972                 goto free;
1973             } else
1974                 break;
1975         }
1976     value = NULL;
1977   free:
1978     free(data);
1979     return value;
1980 } CYCatch }
1981
1982 static void ObjectiveC_Image_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
1983     const char *internal(reinterpret_cast<const char *>(JSObjectGetPrivate(object)));
1984     unsigned int size;
1985     const char **data(objc_copyClassNamesForImage(internal, &size));
1986     for (size_t i(0); i != size; ++i)
1987         JSPropertyNameAccumulatorAddName(names, CYJSString(data[i]));
1988     free(data);
1989 }
1990
1991 static JSValueRef ObjectiveC_Images_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1992     CYPool pool;
1993     const char *name(CYPoolCString(pool, context, property));
1994     unsigned int size;
1995     const char **data(objc_copyImageNames(&size));
1996     for (size_t i(0); i != size; ++i)
1997         if (strcmp(name, data[i]) == 0) {
1998             name = data[i];
1999             goto free;
2000         }
2001     name = NULL;
2002   free:
2003     free(data);
2004     if (name == NULL)
2005         return NULL;
2006     JSObjectRef value(JSObjectMake(context, NULL, NULL));
2007     CYSetProperty(context, value, CYJSString("classes"), JSObjectMake(context, ObjectiveC_Image_Classes_, const_cast<char *>(name)));
2008     return value;
2009 } CYCatch }
2010
2011 static void ObjectiveC_Images_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
2012     unsigned int size;
2013     const char **data(objc_copyImageNames(&size));
2014     for (size_t i(0); i != size; ++i)
2015         JSPropertyNameAccumulatorAddName(names, CYJSString(data[i]));
2016     free(data);
2017 }
2018 #endif
2019
2020 static JSValueRef ObjectiveC_Protocols_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2021     CYPool pool;
2022     const char *name(CYPoolCString(pool, context, property));
2023     if (Protocol *protocol = objc_getProtocol(name))
2024         return CYMakeInstance(context, protocol, true);
2025     return NULL;
2026 } CYCatch }
2027
2028 static void ObjectiveC_Protocols_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
2029 #if OBJC_API_VERSION >= 2
2030     unsigned int size;
2031     Protocol **data(objc_copyProtocolList(&size));
2032     for (size_t i(0); i != size; ++i)
2033         JSPropertyNameAccumulatorAddName(names, CYJSString(protocol_getName(data[i])));
2034     free(data);
2035 #else
2036     // XXX: fix this!
2037 #endif
2038 }
2039
2040 #ifdef __APPLE__
2041 static bool stret(ffi_type *ffi_type) {
2042     return ffi_type->type == FFI_TYPE_STRUCT && (
2043         ffi_type->size > OBJC_MAX_STRUCT_BY_VALUE ||
2044         struct_forward_array[ffi_type->size] != 0
2045     );
2046 }
2047 #endif
2048
2049 JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, Class _class, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize, JSValueRef *exception) { CYTry {
2050     const char *type;
2051
2052     if (_class == NULL)
2053         _class = object_getClass(self);
2054
2055     IMP imp;
2056
2057     if (objc_method *method = class_getInstanceMethod(_class, _cmd)) {
2058         imp = method_getImplementation(method);
2059         type = method_getTypeEncoding(method);
2060     } else {
2061         imp = NULL;
2062
2063         CYPoolTry {
2064             NSMethodSignature *method([self methodSignatureForSelector:_cmd]);
2065             if (method == nil)
2066                 throw CYJSError(context, "unrecognized selector %s sent to object %p", sel_getName(_cmd), self);
2067             type = CYPoolCString(pool, context, [method _typeString]);
2068         } CYPoolCatch(NULL)
2069     }
2070
2071     void *setup[2];
2072     setup[0] = &self;
2073     setup[1] = &_cmd;
2074
2075     sig::Signature signature;
2076     sig::Parse(pool, &signature, type, &Structor_);
2077
2078     ffi_cif cif;
2079     sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif);
2080
2081     if (imp == NULL) {
2082 #ifdef __APPLE__
2083         if (stret(cif.rtype))
2084             imp = class_getMethodImplementation_stret(_class, _cmd);
2085         else
2086             imp = class_getMethodImplementation(_class, _cmd);
2087 #else
2088         objc_super super = {self, _class};
2089         imp = objc_msg_lookup_super(&super, _cmd);
2090 #endif
2091     }
2092
2093     void (*function)() = reinterpret_cast<void (*)()>(imp);
2094     return CYCallFunction(pool, context, 2, setup, count, arguments, initialize, exception, &signature, &cif, function);
2095 } CYCatch }
2096
2097 static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2098     if (count < 2)
2099         throw CYJSError(context, "too few arguments to objc_msgSend");
2100
2101     CYPool pool;
2102
2103     bool uninitialized;
2104
2105     id self;
2106     SEL _cmd;
2107     Class _class;
2108
2109     if (JSValueIsObjectOfClass(context, arguments[0], Super_)) {
2110         cy::Super *internal(reinterpret_cast<cy::Super *>(JSObjectGetPrivate((JSObjectRef) arguments[0])));
2111         self = internal->GetValue();
2112         _class = internal->class_;;
2113         uninitialized = false;
2114     } else if (JSValueIsObjectOfClass(context, arguments[0], Instance_)) {
2115         Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) arguments[0])));
2116         self = internal->GetValue();
2117         _class = nil;
2118         uninitialized = internal->IsUninitialized();
2119         if (uninitialized)
2120             internal->value_ = nil;
2121     } else {
2122         self = CYCastNSObject(pool, context, arguments[0]);
2123         _class = nil;
2124         uninitialized = false;
2125     }
2126
2127     if (self == nil)
2128         return CYJSNull(context);
2129
2130     _cmd = CYCastSEL(context, arguments[1]);
2131
2132     return CYSendMessage(pool, context, self, _class, _cmd, count - 2, arguments + 2, uninitialized, exception);
2133 } CYCatch }
2134
2135 /* Hook: objc_registerClassPair {{{ */
2136 #if defined(__APPLE__) && defined(__arm__)
2137 // XXX: replace this with associated objects
2138
2139 MSHook(void, CYDealloc, id self, SEL sel) {
2140     CYInternal *internal;
2141     object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal));
2142     if (internal != NULL)
2143         delete internal;
2144     _CYDealloc(self, sel);
2145 }
2146
2147 MSHook(void, objc_registerClassPair, Class _class) {
2148     Class super(class_getSuperclass(_class));
2149     if (super == NULL || class_getInstanceVariable(super, "cy$internal_") == NULL) {
2150         class_addIvar(_class, "cy$internal_", sizeof(CYInternal *), log2(sizeof(CYInternal *)), "^{CYInternal}");
2151         MSHookMessage(_class, @selector(dealloc), MSHake(CYDealloc));
2152     }
2153
2154     _objc_registerClassPair(_class);
2155 }
2156
2157 static JSValueRef objc_registerClassPair_(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2158     if (count != 1)
2159         throw CYJSError(context, "incorrect number of arguments to objc_registerClassPair");
2160     CYPool pool;
2161     NSObject *value(CYCastNSObject(pool, context, arguments[0]));
2162     if (value == NULL || !CYIsClass(value))
2163         throw CYJSError(context, "incorrect number of arguments to objc_registerClassPair");
2164     Class _class((Class) value);
2165     $objc_registerClassPair(_class);
2166     return CYJSUndefined(context);
2167 } CYCatch }
2168 #endif
2169 /* }}} */
2170
2171 static JSValueRef Selector_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
2172     JSValueRef setup[count + 2];
2173     setup[0] = _this;
2174     setup[1] = object;
2175     memcpy(setup + 2, arguments, sizeof(JSValueRef) * count);
2176     return $objc_msgSend(context, NULL, NULL, count + 2, setup, exception);
2177 }
2178
2179 static JSValueRef Message_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
2180     CYPool pool;
2181     Message_privateData *internal(reinterpret_cast<Message_privateData *>(JSObjectGetPrivate(object)));
2182
2183     // XXX: handle Instance::Uninitialized?
2184     id self(CYCastNSObject(pool, context, _this));
2185
2186     void *setup[2];
2187     setup[0] = &self;
2188     setup[1] = &internal->sel_;
2189
2190     return CYCallFunction(pool, context, 2, setup, count, arguments, false, exception, &internal->signature_, &internal->cif_, internal->GetValue());
2191 }
2192
2193 static JSObjectRef Super_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2194     if (count != 2)
2195         throw CYJSError(context, "incorrect number of arguments to Super constructor");
2196     CYPool pool;
2197     id self(CYCastNSObject(pool, context, arguments[0]));
2198     Class _class(CYCastClass(pool, context, arguments[1]));
2199     return cy::Super::Make(context, self, _class);
2200 } CYCatch }
2201
2202 static JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2203     if (count != 1)
2204         throw CYJSError(context, "incorrect number of arguments to Selector constructor");
2205     CYPool pool;
2206     const char *name(CYPoolCString(pool, context, arguments[0]));
2207     return CYMakeSelector(context, sel_registerName(name));
2208 } CYCatch }
2209
2210 static JSObjectRef Instance_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2211     if (count > 1)
2212         throw CYJSError(context, "incorrect number of arguments to Instance constructor");
2213     id self(count == 0 ? nil : CYCastPointer<id>(context, arguments[0]));
2214     return CYMakeInstance(context, self, false);
2215 } CYCatch }
2216
2217 static JSValueRef CYValue_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
2218     CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(object)));
2219     return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->value_));
2220 }
2221
2222 static JSValueRef CYValue_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
2223     CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(_this)));
2224     Type_privateData *typical(internal->GetType());
2225
2226     sig::Type *type;
2227     ffi_type *ffi;
2228
2229     if (typical == NULL) {
2230         type = NULL;
2231         ffi = NULL;
2232     } else {
2233         type = typical->type_;
2234         ffi = typical->ffi_;
2235     }
2236
2237     return CYMakePointer(context, &internal->value_, _not(size_t), type, ffi, object);
2238 }
2239
2240 static JSValueRef Instance_getProperty_constructor(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
2241     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
2242     return Instance::Make(context, (id) object_getClass(internal->GetValue()));
2243 }
2244
2245 static JSValueRef Instance_getProperty_protocol(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2246     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
2247     id self(internal->GetValue());
2248     if (!CYIsClass(self))
2249         return CYJSUndefined(context);
2250     return CYGetClassPrototype(context, self);
2251 } CYCatch }
2252
2253 static JSValueRef Instance_getProperty_messages(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
2254     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
2255     id self(internal->GetValue());
2256     if (!CYIsClass(self))
2257         return CYJSUndefined(context);
2258     return Messages::Make(context, (Class) self);
2259 }
2260
2261 static JSValueRef Instance_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2262     if (!JSValueIsObjectOfClass(context, _this, Instance_))
2263         return NULL;
2264
2265     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2266     return CYCastJSValue(context, CYJSString(context, CYCastNSCYON(internal->GetValue())));
2267 } CYCatch }
2268
2269 static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2270     if (!JSValueIsObjectOfClass(context, _this, Instance_))
2271         return NULL;
2272
2273     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2274
2275     CYPoolTry {
2276         NSString *key;
2277         if (count == 0)
2278             key = nil;
2279         else
2280             key = CYCastNSString(NULL, context, CYJSString(context, arguments[0]));
2281         // XXX: check for support of cy$toJSON?
2282         return CYCastJSValue(context, CYJSString(context, [internal->GetValue() cy$toJSON:key]));
2283     } CYPoolCatch(NULL)
2284 } CYCatch return /*XXX*/ NULL; }
2285
2286 #if 0
2287 static JSValueRef Instance_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2288     if (!JSValueIsObjectOfClass(context, _this, Instance_))
2289         return NULL;
2290
2291     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2292     return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->GetValue()));
2293 } CYCatch return /*XXX*/ NULL; }
2294 #endif
2295
2296 static JSValueRef Instance_callAsFunction_toPointer(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2297     if (!JSValueIsObjectOfClass(context, _this, Instance_))
2298         return NULL;
2299
2300     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2301     // XXX: but... but... THIS ISN'T A POINTER! :(
2302     return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->GetValue()));
2303 } CYCatch return /*XXX*/ NULL; }
2304
2305 static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2306     if (!JSValueIsObjectOfClass(context, _this, Instance_))
2307         return NULL;
2308
2309     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2310
2311     id value(internal->GetValue());
2312     if (value == nil)
2313         return CYCastJSValue(context, "nil");
2314
2315     CYPoolTry {
2316         // XXX: this seems like a stupid implementation; what if it crashes? why not use the CYONifier backend?
2317         return CYCastJSValue(context, CYJSString(context, [internal->GetValue() description]));
2318     } CYPoolCatch(NULL)
2319 } CYCatch return /*XXX*/ NULL; }
2320
2321 static JSValueRef Selector_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2322     Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
2323     return CYCastJSValue(context, sel_getName(internal->GetValue()));
2324 } CYCatch }
2325
2326 static JSValueRef Selector_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
2327     return Selector_callAsFunction_toString(context, object, _this, count, arguments, exception);
2328 }
2329
2330 static JSValueRef Selector_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2331     Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
2332     const char *name(sel_getName(internal->GetValue()));
2333
2334     CYPoolTry {
2335         NSString *string([NSString stringWithFormat:@"@selector(%s)", name]);
2336         return CYCastJSValue(context, CYJSString(context, string));
2337     } CYPoolCatch(NULL)
2338 } CYCatch return /*XXX*/ NULL; }
2339
2340 static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2341     if (count != 1)
2342         throw CYJSError(context, "incorrect number of arguments to Selector.type");
2343
2344     CYPool pool;
2345     Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
2346     SEL sel(internal->GetValue());
2347
2348     objc_method *method;
2349     if (Class _class = CYCastClass(pool, context, arguments[0]))
2350         method = class_getInstanceMethod(_class, sel);
2351     else
2352         method = NULL;
2353
2354     if (const char *type = CYPoolTypeEncoding(pool, context, sel, method))
2355         return CYCastJSValue(context, CYJSString(type));
2356
2357     return CYJSNull(context);
2358 } CYCatch }
2359
2360 static JSStaticValue Selector_staticValues[2] = {
2361     {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},
2362     {NULL, NULL, NULL, 0}
2363 };
2364
2365 static JSStaticValue Instance_staticValues[5] = {
2366     {"constructor", &Instance_getProperty_constructor, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2367     {"messages", &Instance_getProperty_messages, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2368     {"prototype", &Instance_getProperty_protocol, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2369     {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2370     {NULL, NULL, NULL, 0}
2371 };
2372
2373 static JSStaticFunction Instance_staticFunctions[6] = {
2374     {"$cya", &CYValue_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2375     {"toCYON", &Instance_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2376     {"toJSON", &Instance_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2377     //{"valueOf", &Instance_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2378     {"toPointer", &Instance_callAsFunction_toPointer, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2379     {"toString", &Instance_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2380     {NULL, NULL, 0}
2381 };
2382
2383 static JSStaticFunction Internal_staticFunctions[2] = {
2384     {"$cya", &Internal_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2385     {NULL, NULL, 0}
2386 };
2387
2388 static JSStaticFunction Selector_staticFunctions[5] = {
2389     {"toCYON", &Selector_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2390     {"toJSON", &Selector_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2391     {"toString", &Selector_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2392     {"type", &Selector_callAsFunction_type, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2393     {NULL, NULL, 0}
2394 };
2395
2396 static JSStaticFunction StringInstance_staticFunctions[2] = {
2397     //{"valueOf", &Instance_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2398     {"toString", &Instance_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2399     {NULL, NULL, 0}
2400 };
2401
2402 void CYObjectiveC_Initialize() { /*XXX*/ JSContextRef context(NULL); CYPoolTry {
2403     apr_pool_t *pool(CYGetGlobalPool());
2404
2405     Object_type = new(pool) Type_privateData("@");
2406     Selector_type = new(pool) Type_privateData(":");
2407
2408 #ifdef __APPLE__
2409     NSCFBoolean_ = objc_getClass("NSCFBoolean");
2410     NSCFType_ = objc_getClass("NSCFType");
2411     NSMessageBuilder_ = objc_getClass("NSMessageBuilder");
2412     NSZombie_ = objc_getClass("_NSZombie_");
2413 #else
2414     NSBoolNumber_ = objc_getClass("NSBoolNumber");
2415 #endif
2416
2417     NSArray_ = objc_getClass("NSArray");
2418     NSDictionary_ = objc_getClass("NSDictionary");
2419     NSString_ = objc_getClass("NSString");
2420     Object_ = objc_getClass("Object");
2421
2422     JSClassDefinition definition;
2423
2424     definition = kJSClassDefinitionEmpty;
2425     definition.className = "Instance";
2426     definition.staticValues = Instance_staticValues;
2427     definition.staticFunctions = Instance_staticFunctions;
2428     definition.hasProperty = &Instance_hasProperty;
2429     definition.getProperty = &Instance_getProperty;
2430     definition.setProperty = &Instance_setProperty;
2431     definition.deleteProperty = &Instance_deleteProperty;
2432     definition.getPropertyNames = &Instance_getPropertyNames;
2433     definition.callAsConstructor = &Instance_callAsConstructor;
2434     definition.hasInstance = &Instance_hasInstance;
2435     definition.finalize = &CYFinalize;
2436     Instance_ = JSClassCreate(&definition);
2437
2438     definition = kJSClassDefinitionEmpty;
2439     definition.className = "Internal";
2440     definition.staticFunctions = Internal_staticFunctions;
2441     definition.hasProperty = &Internal_hasProperty;
2442     definition.getProperty = &Internal_getProperty;
2443     definition.setProperty = &Internal_setProperty;
2444     definition.getPropertyNames = &Internal_getPropertyNames;
2445     definition.finalize = &CYFinalize;
2446     Internal_ = JSClassCreate(&definition);
2447
2448     definition = kJSClassDefinitionEmpty;
2449     definition.className = "Message";
2450     definition.staticFunctions = cy::Functor::StaticFunctions;
2451     definition.callAsFunction = &Message_callAsFunction;
2452     definition.finalize = &CYFinalize;
2453     Message_ = JSClassCreate(&definition);
2454
2455     definition = kJSClassDefinitionEmpty;
2456     definition.className = "Messages";
2457     definition.hasProperty = &Messages_hasProperty;
2458     definition.getProperty = &Messages_getProperty;
2459     definition.setProperty = &Messages_setProperty;
2460 #if 0 && OBJC_API_VERSION < 2
2461     definition.deleteProperty = &Messages_deleteProperty;
2462 #endif
2463     definition.getPropertyNames = &Messages_getPropertyNames;
2464     definition.finalize = &CYFinalize;
2465     Messages_ = JSClassCreate(&definition);
2466
2467     definition = kJSClassDefinitionEmpty;
2468     definition.className = "Selector";
2469     definition.staticValues = Selector_staticValues;
2470     definition.staticFunctions = Selector_staticFunctions;
2471     definition.callAsFunction = &Selector_callAsFunction;
2472     definition.finalize = &CYFinalize;
2473     Selector_ = JSClassCreate(&definition);
2474
2475     definition = kJSClassDefinitionEmpty;
2476     definition.className = "StringInstance";
2477     definition.staticFunctions = StringInstance_staticFunctions;
2478     StringInstance_ = JSClassCreate(&definition);
2479
2480     definition = kJSClassDefinitionEmpty;
2481     definition.className = "Super";
2482     definition.staticFunctions = Internal_staticFunctions;
2483     definition.finalize = &CYFinalize;
2484     Super_ = JSClassCreate(&definition);
2485
2486     definition = kJSClassDefinitionEmpty;
2487     definition.className = "ObjectiveC::Classes";
2488     definition.getProperty = &ObjectiveC_Classes_getProperty;
2489     definition.getPropertyNames = &ObjectiveC_Classes_getPropertyNames;
2490     ObjectiveC_Classes_ = JSClassCreate(&definition);
2491
2492 #if OBJC_API_VERSION >= 2
2493     definition = kJSClassDefinitionEmpty;
2494     definition.className = "ObjectiveC::Images";
2495     definition.getProperty = &ObjectiveC_Images_getProperty;
2496     definition.getPropertyNames = &ObjectiveC_Images_getPropertyNames;
2497     ObjectiveC_Images_ = JSClassCreate(&definition);
2498
2499     definition = kJSClassDefinitionEmpty;
2500     definition.className = "ObjectiveC::Image::Classes";
2501     definition.getProperty = &ObjectiveC_Image_Classes_getProperty;
2502     definition.getPropertyNames = &ObjectiveC_Image_Classes_getPropertyNames;
2503     ObjectiveC_Image_Classes_ = JSClassCreate(&definition);
2504 #endif
2505
2506     definition = kJSClassDefinitionEmpty;
2507     definition.className = "ObjectiveC::Protocols";
2508     definition.getProperty = &ObjectiveC_Protocols_getProperty;
2509     definition.getPropertyNames = &ObjectiveC_Protocols_getPropertyNames;
2510     ObjectiveC_Protocols_ = JSClassCreate(&definition);
2511
2512 #if defined(__APPLE__) && defined(__arm__)
2513     MSHookFunction(&objc_registerClassPair, MSHake(objc_registerClassPair));
2514 #endif
2515
2516 #ifdef __APPLE__
2517     class_addMethod(NSCFType_, @selector(cy$toJSON:), reinterpret_cast<IMP>(&NSCFType$cy$toJSON), "@12@0:4@8");
2518 #endif
2519 } CYPoolCatch() }
2520
2521 void CYObjectiveC_SetupContext(JSContextRef context) { CYPoolTry {
2522     JSObjectRef global(CYGetGlobalObject(context));
2523     JSObjectRef cy(CYCastJSObject(context, CYGetProperty(context, global, cy_s)));
2524     JSObjectRef cycript(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Cycript"))));
2525     JSObjectRef all(CYCastJSObject(context, CYGetProperty(context, cycript, CYJSString("all"))));
2526
2527     JSObjectRef ObjectiveC(JSObjectMake(context, NULL, NULL));
2528     CYSetProperty(context, cycript, CYJSString("ObjectiveC"), ObjectiveC);
2529
2530     CYSetProperty(context, ObjectiveC, CYJSString("classes"), JSObjectMake(context, ObjectiveC_Classes_, NULL));
2531     CYSetProperty(context, ObjectiveC, CYJSString("protocols"), JSObjectMake(context, ObjectiveC_Protocols_, NULL));
2532
2533 #if OBJC_API_VERSION >= 2
2534     CYSetProperty(context, ObjectiveC, CYJSString("images"), JSObjectMake(context, ObjectiveC_Images_, NULL));
2535 #endif
2536
2537     JSObjectRef Instance(JSObjectMakeConstructor(context, Instance_, &Instance_new));
2538     JSObjectRef Message(JSObjectMakeConstructor(context, Message_, NULL));
2539     JSObjectRef Selector(JSObjectMakeConstructor(context, Selector_, &Selector_new));
2540     JSObjectRef StringInstance(JSObjectMakeConstructor(context, StringInstance_, NULL));
2541     JSObjectRef Super(JSObjectMakeConstructor(context, Super_, &Super_new));
2542
2543     JSObjectRef Instance_prototype(CYCastJSObject(context, CYGetProperty(context, Instance, prototype_s)));
2544     CYSetProperty(context, cy, CYJSString("Instance_prototype"), Instance_prototype);
2545
2546     JSObjectRef StringInstance_prototype(CYCastJSObject(context, CYGetProperty(context, StringInstance, prototype_s)));
2547     CYSetProperty(context, cy, CYJSString("StringInstance_prototype"), StringInstance_prototype);
2548
2549     JSObjectRef String_prototype(CYGetCachedObject(context, CYJSString("String_prototype")));
2550     JSObjectSetPrototype(context, StringInstance_prototype, String_prototype);
2551
2552     CYSetProperty(context, cycript, CYJSString("Instance"), Instance);
2553     CYSetProperty(context, cycript, CYJSString("Selector"), Selector);
2554     CYSetProperty(context, cycript, CYJSString("Super"), Super);
2555
2556 #if defined(__APPLE__) && defined(__arm__)
2557     CYSetProperty(context, all, CYJSString("objc_registerClassPair"), &objc_registerClassPair_, kJSPropertyAttributeDontEnum);
2558 #endif
2559
2560     CYSetProperty(context, all, CYJSString("objc_msgSend"), &$objc_msgSend, kJSPropertyAttributeDontEnum);
2561
2562     JSObjectRef Function_prototype(CYGetCachedObject(context, CYJSString("Function_prototype")));
2563     JSObjectSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Message, prototype_s)), Function_prototype);
2564     JSObjectSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Selector, prototype_s)), Function_prototype);
2565 } CYPoolCatch() }
2566
2567 static CYHooks CYObjectiveCHooks = {
2568     &CYObjectiveC_ExecuteStart,
2569     &CYObjectiveC_ExecuteEnd,
2570     &CYObjectiveC_RuntimeProperty,
2571     &CYObjectiveC_CallFunction,
2572     &CYObjectiveC_Initialize,
2573     &CYObjectiveC_SetupContext,
2574     &CYObjectiveC_PoolFFI,
2575     &CYObjectiveC_FromFFI,
2576 };
2577
2578 struct CYObjectiveC {
2579     CYObjectiveC() {
2580         hooks_ = &CYObjectiveCHooks;
2581         // XXX: evil magic juju to make this actually take effect on a Mac when compiled with autoconf/libtool doom!
2582         _assert(hooks_ != NULL);
2583     }
2584 } CYObjectiveC;