X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/f37b3d2be92677eaab8c60e7b2ede0edc429f3c5..652ec1babf02f2a94e408314964f2ce7d51640a9:/Library.mm

diff --git a/Library.mm b/Library.mm
index db7a184..1b4a198 100644
--- a/Library.mm
+++ b/Library.mm
@@ -48,16 +48,11 @@
 #include "Pooling.hpp"
 #include "Struct.hpp"
 
-#include <unistd.h>
-
 #include <CoreFoundation/CoreFoundation.h>
 #include <CoreFoundation/CFLogUtilities.h>
 
 #include <WebKit/WebScriptObject.h>
 
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
 #include <sys/mman.h>
 
 #include <iostream>
@@ -65,11 +60,14 @@
 #include <set>
 #include <map>
 
+#include <sstream>
 #include <cmath>
 
 #include "Parser.hpp"
 #include "Cycript.tab.hh"
 
+#include <apr-1/apr_thread_proc.h>
+
 #undef _assert
 #undef _trace
 
@@ -98,74 +96,244 @@
     } \
 }
 
+void CYThrow(JSContextRef context, JSValueRef value);
+
+/* JavaScript Properties {{{ */
+JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, size_t index) {
+    JSValueRef exception(NULL);
+    JSValueRef value(JSObjectGetPropertyAtIndex(context, object, index, &exception));
+    CYThrow(context, exception);
+    return value;
+}
+
+JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, JSStringRef name) {
+    JSValueRef exception(NULL);
+    JSValueRef value(JSObjectGetProperty(context, object, name, &exception));
+    CYThrow(context, exception);
+    return value;
+}
+
+void CYSetProperty(JSContextRef context, JSObjectRef object, size_t index, JSValueRef value) {
+    JSValueRef exception(NULL);
+    JSObjectSetPropertyAtIndex(context, object, index, value, &exception);
+    CYThrow(context, exception);
+}
+
+void CYSetProperty(JSContextRef context, JSObjectRef object, JSStringRef name, JSValueRef value) {
+    JSValueRef exception(NULL);
+    JSObjectSetProperty(context, object, name, value, kJSPropertyAttributeNone, &exception);
+    CYThrow(context, exception);
+}
+/* }}} */
+/* JavaScript Strings {{{ */
+JSStringRef CYCopyJSString(id value) {
+    // XXX: this definition scares me; is anyone using this?!
+    return value == NULL ? NULL : JSStringCreateWithCFString(reinterpret_cast<CFStringRef>([value description]));
+}
+
+JSStringRef CYCopyJSString(const char *value) {
+    return value == NULL ? NULL : JSStringCreateWithUTF8CString(value);
+}
+
+JSStringRef CYCopyJSString(JSStringRef value) {
+    return value == NULL ? NULL : JSStringRetain(value);
+}
+
+JSStringRef CYCopyJSString(JSContextRef context, JSValueRef value) {
+    if (JSValueIsNull(context, value))
+        return NULL;
+    JSValueRef exception(NULL);
+    JSStringRef string(JSValueToStringCopy(context, value, &exception));
+    CYThrow(context, exception);
+    return string;
+}
+
+class CYJSString {
+  private:
+    JSStringRef string_;
+
+    void Clear_() {
+        if (string_ != NULL)
+            JSStringRelease(string_);
+    }
+
+  public:
+    CYJSString(const CYJSString &rhs) :
+        string_(CYCopyJSString(rhs.string_))
+    {
+    }
+
+    template <typename Arg0_>
+    CYJSString(Arg0_ arg0) :
+        string_(CYCopyJSString(arg0))
+    {
+    }
+
+    template <typename Arg0_, typename Arg1_>
+    CYJSString(Arg0_ arg0, Arg1_ arg1) :
+        string_(CYCopyJSString(arg0, arg1))
+    {
+    }
+
+    CYJSString &operator =(const CYJSString &rhs) {
+        Clear_();
+        string_ = CYCopyJSString(rhs.string_);
+        return *this;
+    }
+
+    ~CYJSString() {
+        Clear_();
+    }
+
+    void Clear() {
+        Clear_();
+        string_ = NULL;
+    }
+
+    operator JSStringRef() const {
+        return string_;
+    }
+};
+
+CFStringRef CYCopyCFString(JSStringRef value) {
+    return JSStringCopyCFString(kCFAllocatorDefault, value);
+}
+
+CFStringRef CYCopyCFString(JSContextRef context, JSValueRef value) {
+    return CYCopyCFString(CYJSString(context, value));
+}
+
+/* }}} */
+
 static JSGlobalContextRef Context_;
 static JSObjectRef System_;
+static JSObjectRef ObjectiveC_;
 
 static JSClassRef Functor_;
 static JSClassRef Instance_;
+static JSClassRef Internal_;
+static JSClassRef Message_;
+static JSClassRef Messages_;
+static JSClassRef NSArrayPrototype_;
 static JSClassRef Pointer_;
 static JSClassRef Runtime_;
 static JSClassRef Selector_;
 static JSClassRef Struct_;
+static JSClassRef Type_;
+
+static JSClassRef ObjectiveC_Classes_;
+static JSClassRef ObjectiveC_Image_Classes_;
+static JSClassRef ObjectiveC_Images_;
+static JSClassRef ObjectiveC_Protocols_;
 
 static JSObjectRef Array_;
 static JSObjectRef Function_;
+static JSObjectRef String_;
+
+static JSStringRef Result_;
 
 static JSStringRef length_;
 static JSStringRef message_;
 static JSStringRef name_;
+static JSStringRef prototype_;
 static JSStringRef toCYON_;
 static JSStringRef toJSON_;
 
+static JSObjectRef Instance_prototype_;
+static JSObjectRef Object_prototype_;
+
+static JSObjectRef Array_prototype_;
+static JSObjectRef Array_pop_;
+static JSObjectRef Array_push_;
+static JSObjectRef Array_splice_;
+
+static Class NSArray_;
 static Class NSCFBoolean_;
+static Class NSCFType_;
+static Class NSDictionary_;
+static Class NSMessageBuilder_;
+static Class NSZombie_;
+static Class Object_;
 
 static NSArray *Bridge_;
 
-struct CYData {
-    apr_pool_t *pool_;
+static void Finalize(JSObjectRef object) {
+    delete reinterpret_cast<CYData *>(JSObjectGetPrivate(object));
+}
+
+class Type_privateData;
+
+struct CYValue :
+    CYData
+{
     void *value_;
 
-    CYData() {
+    CYValue() {
     }
 
-    CYData(void *value) :
+    CYValue(void *value) :
         value_(value)
     {
     }
 
-    virtual ~CYData() {
-    }
-
-    void *operator new(size_t size) {
-        apr_pool_t *pool;
-        apr_pool_create(&pool, NULL);
-        void *data(apr_palloc(pool, size));
-        reinterpret_cast<CYData *>(data)->pool_ = pool;
-        return data;;
+    CYValue(const CYValue &rhs) :
+        value_(rhs.value_)
+    {
     }
 
-    static void Finalize(JSObjectRef object) {
-        CYData *data(reinterpret_cast<CYData *>(JSObjectGetPrivate(object)));
-        data->~CYData();
-        apr_pool_destroy(data->pool_);
+    virtual Type_privateData *GetType() const {
+        return NULL;
     }
 };
 
 struct Selector_privateData :
-    CYData
+    CYValue
 {
     Selector_privateData(SEL value) :
-        CYData(value)
+        CYValue(value)
     {
     }
 
     SEL GetValue() const {
         return reinterpret_cast<SEL>(value_);
     }
+
+    virtual Type_privateData *GetType() const;
 };
 
+// XXX: trick this out with associated objects!
+JSValueRef CYGetClassPrototype(JSContextRef context, id self) {
+    if (self == nil)
+        return Instance_prototype_;
+
+    // XXX: I need to think through multi-context
+    typedef std::map<Class, JSValueRef> CacheMap;
+    static CacheMap cache_;
+
+    JSValueRef &value(cache_[self]);
+    if (value != NULL)
+        return value;
+
+    JSClassRef _class(NULL);
+    JSValueRef prototype;
+
+    if (self == NSArray_)
+        prototype = Array_prototype_;
+    else if (self == NSDictionary_)
+        prototype = Object_prototype_;
+    else
+        prototype = CYGetClassPrototype(context, class_getSuperclass(self));
+
+    JSObjectRef object(JSObjectMake(context, _class, NULL));
+    JSObjectSetPrototype(context, object, prototype);
+
+    JSValueProtect(context, object);
+    value = object;
+    return object;
+}
+
 struct Instance :
-    CYData
+    CYValue
 {
     enum Flags {
         None          = 0,
@@ -176,18 +344,21 @@ struct Instance :
     Flags flags_;
 
     Instance(id value, Flags flags) :
-        CYData(value),
+        CYValue(value),
         flags_(flags)
     {
     }
 
     virtual ~Instance() {
         if ((flags_ & Transient) == 0)
-            [GetValue() release];
+            // XXX: does this handle background threads correctly?
+            [GetValue() performSelector:@selector(release) withObject:nil afterDelay:0];
     }
 
-    static JSObjectRef Make(JSContextRef context, id object, Flags flags) {
-        return JSObjectMake(context, Instance_, new Instance(object, flags));
+    static JSObjectRef Make(JSContextRef context, id object, Flags flags = None) {
+        JSObjectRef value(JSObjectMake(context, Instance_, new Instance(object, flags)));
+        JSObjectSetPrototype(context, value, CYGetClassPrototype(context, object == nil ? nil : object_getClass(object)));
+        return value;
     }
 
     id GetValue() const {
@@ -197,6 +368,74 @@ struct Instance :
     bool IsUninitialized() const {
         return (flags_ & Uninitialized) != 0;
     }
+
+    virtual Type_privateData *GetType() const;
+};
+
+struct Messages :
+    CYValue
+{
+    Messages(Class value) :
+        CYValue(value)
+    {
+    }
+
+    static JSObjectRef Make(JSContextRef context, Class _class, bool array = false) {
+        JSObjectRef value(JSObjectMake(context, Messages_, new Messages(_class)));
+        if (_class == NSArray_)
+            array = true;
+        if (Class super = class_getSuperclass(_class))
+            JSObjectSetPrototype(context, value, Messages::Make(context, super, array));
+        /*else if (array)
+            JSObjectSetPrototype(context, value, Array_prototype_);*/
+        return value;
+    }
+
+    Class GetValue() const {
+        return reinterpret_cast<Class>(value_);
+    }
+};
+
+struct CYOwned :
+    CYValue
+{
+  private:
+    JSContextRef context_;
+    JSObjectRef owner_;
+
+  public:
+    CYOwned(void *value, JSContextRef context, JSObjectRef owner) :
+        CYValue(value),
+        context_(context),
+        owner_(owner)
+    {
+        JSValueProtect(context_, owner_);
+    }
+
+    virtual ~CYOwned() {
+        JSValueUnprotect(context_, owner_);
+    }
+
+    JSObjectRef GetOwner() const {
+        return owner_;
+    }
+};
+
+struct Internal :
+    CYOwned
+{
+    Internal(id value, JSContextRef context, JSObjectRef owner) :
+        CYOwned(value, context, owner)
+    {
+    }
+
+    static JSObjectRef Make(JSContextRef context, id object, JSObjectRef owner) {
+        return JSObjectMake(context, Internal_, new Internal(object, context, owner));
+    }
+
+    id GetValue() const {
+        return reinterpret_cast<id>(value_);
+    }
 };
 
 namespace sig {
@@ -272,25 +511,62 @@ struct CStringMapLess :
     }
 };
 
-struct Type_privateData {
-    apr_pool_t *pool_;
+void Structor_(apr_pool_t *pool, const char *name, const char *types, sig::Type *&type) {
+    if (name == NULL)
+        return;
+
+    CYPoolTry {
+        if (NSMutableArray *entry = [[Bridge_ objectAtIndex:2] objectForKey:[NSString stringWithUTF8String:name]])
+            switch ([[entry objectAtIndex:0] intValue]) {
+                case 0: {
+                    sig::Parse(pool, &type->data.signature, [[entry objectAtIndex:1] UTF8String], &Structor_);
+                } break;
+
+                case 1: {
+                    sig::Signature signature;
+                    sig::Parse(pool, &signature, [[entry objectAtIndex:1] UTF8String], &Structor_);
+                    type = signature.elements[0].type;
+                } break;
+            }
+    } CYPoolCatch()
+}
+
+struct Type_privateData :
+    CYData
+{
+    static Type_privateData *Object;
+    static Type_privateData *Selector;
 
     ffi_type *ffi_;
-    sig::Type type_;
+    sig::Type *type_;
+
+    void Set(sig::Type *type) {
+        type_ = new(pool_) sig::Type;
+        sig::Copy(pool_, *type_, *type);
+    }
 
-    Type_privateData(apr_pool_t *pool, sig::Type *type) :
-        pool_(pool),
+    Type_privateData(apr_pool_t *pool, const char *type) :
         ffi_(NULL)
     {
-        sig::Copy(pool, type_, *type);
+        if (pool != NULL)
+            pool_ = pool;
+
+        sig::Signature signature;
+        sig::Parse(pool_, &signature, type, &Structor_);
+        type_ = signature.elements[0].type;
     }
 
-    Type_privateData(apr_pool_t *pool, sig::Type *type, ffi_type *ffi) :
-        pool_(pool)
+    Type_privateData(sig::Type *type) :
+        ffi_(NULL)
     {
-        ffi_ = new(pool) ffi_type;
-        sig::Copy(pool, *ffi_, *ffi);
-        sig::Copy(pool, type_, *type);
+        if (type != NULL)
+            Set(type);
+    }
+
+    Type_privateData(sig::Type *type, ffi_type *ffi) {
+        ffi_ = new(pool_) ffi_type;
+        sig::Copy(pool_, *ffi_, *ffi);
+        Set(type);
     }
 
     ffi_type *GetFFI() {
@@ -299,7 +575,7 @@ struct Type_privateData {
 
             sig::Element element;
             element.name = NULL;
-            element.type = &type_;
+            element.type = type_;
             element.offset = 0;
 
             sig::Signature signature;
@@ -315,28 +591,36 @@ struct Type_privateData {
     }
 };
 
+Type_privateData *Type_privateData::Object;
+Type_privateData *Type_privateData::Selector;
+
+Type_privateData *Instance::GetType() const {
+    return Type_privateData::Object;
+}
+
+Type_privateData *Selector_privateData::GetType() const {
+    return Type_privateData::Selector;
+}
+
 struct Pointer :
-    CYData
+    CYOwned
 {
-    JSObjectRef owner_;
     Type_privateData *type_;
 
-    Pointer(void *value, sig::Type *type, JSObjectRef owner) :
-        CYData(value),
-        owner_(owner),
-        type_(new(pool_) Type_privateData(pool_, type))
+    Pointer(void *value, JSContextRef context, JSObjectRef owner, sig::Type *type) :
+        CYOwned(value, context, owner),
+        type_(new(pool_) Type_privateData(type))
     {
     }
 };
 
 struct Struct_privateData :
-    CYData
+    CYOwned
 {
-    JSObjectRef owner_;
     Type_privateData *type_;
 
-    Struct_privateData(JSObjectRef owner) :
-        owner_(owner)
+    Struct_privateData(JSContextRef context, JSObjectRef owner) :
+        CYOwned(NULL, context, owner)
     {
     }
 };
@@ -345,9 +629,9 @@ typedef std::map<const char *, Type_privateData *, CStringMapLess> TypeMap;
 static TypeMap Types_;
 
 JSObjectRef CYMakeStruct(JSContextRef context, void *data, sig::Type *type, ffi_type *ffi, JSObjectRef owner) {
-    Struct_privateData *internal(new Struct_privateData(owner));
+    Struct_privateData *internal(new Struct_privateData(context, owner));
     apr_pool_t *pool(internal->pool_);
-    Type_privateData *typical(new(pool) Type_privateData(pool, type, ffi));
+    Type_privateData *typical(new(pool) Type_privateData(type, ffi));
     internal->type_ = typical;
 
     if (owner != NULL)
@@ -362,49 +646,57 @@ JSObjectRef CYMakeStruct(JSContextRef context, void *data, sig::Type *type, ffi_
     return JSObjectMake(context, Struct_, internal);
 }
 
-void Structor_(apr_pool_t *pool, const char *name, const char *types, sig::Type *type) {
-    if (name == NULL)
-        return;
-
-    CYPoolTry {
-        if (NSMutableArray *entry = [[Bridge_ objectAtIndex:2] objectForKey:[NSString stringWithUTF8String:name]]) {
-            switch ([[entry objectAtIndex:0] intValue]) {
-                case 0:
-                    static CYPool Pool_;
-                    sig::Parse(Pool_, &type->data.signature, [[entry objectAtIndex:1] UTF8String], &Structor_);
-                break;
-            }
-        }
-    } CYPoolCatch()
-}
-
 struct Functor_privateData :
-    CYData
+    CYValue
 {
     sig::Signature signature_;
     ffi_cif cif_;
 
+
     Functor_privateData(const char *type, void (*value)()) :
-        CYData(reinterpret_cast<void *>(value))
+        CYValue(reinterpret_cast<void *>(value))
     {
         sig::Parse(pool_, &signature_, type, &Structor_);
         sig::sig_ffi_cif(pool_, &sig::ObjectiveC, &signature_, &cif_);
     }
+
+    void (*GetValue())() const {
+        return reinterpret_cast<void (*)()>(value_);
+    }
 };
 
-struct ffoData :
+struct Closure_privateData :
     Functor_privateData
 {
     JSContextRef context_;
     JSObjectRef function_;
 
-    ffoData(const char *type) :
-        Functor_privateData(type, NULL)
+    Closure_privateData(JSContextRef context, JSObjectRef function, const char *type) :
+        Functor_privateData(type, NULL),
+        context_(context),
+        function_(function)
+    {
+        JSValueProtect(context_, function_);
+    }
+
+    virtual ~Closure_privateData() {
+        JSValueUnprotect(context_, function_);
+    }
+};
+
+struct Message_privateData :
+    Functor_privateData
+{
+    SEL sel_;
+
+    Message_privateData(SEL sel, const char *type, IMP value = NULL) :
+        Functor_privateData(type, reinterpret_cast<void (*)()>(value)),
+        sel_(sel)
     {
     }
 };
 
-JSValueRef CYMakeInstance(JSContextRef context, id object, bool transient) {
+JSObjectRef CYMakeInstance(JSContextRef context, id object, bool transient) {
     Instance::Flags flags;
 
     if (transient)
@@ -453,7 +745,29 @@ JSValueRef CYJSUndefined(JSContextRef context) {
     return JSValueMakeUndefined(context);
 }
 
-bool CYGetIndex(const char *value, ssize_t &index) {
+size_t CYGetIndex(const char *value) {
+    if (value[0] != '0') {
+        char *end;
+        size_t index(strtoul(value, &end, 10));
+        if (value + strlen(value) == end)
+            return index;
+    } else if (value[1] == '\0')
+        return 0;
+    return _not(size_t);
+}
+
+// XXX: fix this
+static const char *CYPoolCString(apr_pool_t *pool, JSStringRef value);
+
+size_t CYGetIndex(apr_pool_t *pool, NSString *value) {
+    return CYGetIndex(CYPoolCString(pool, value));
+}
+
+size_t CYGetIndex(apr_pool_t *pool, JSStringRef value) {
+    return CYGetIndex(CYPoolCString(pool, value));
+}
+
+bool CYGetOffset(const char *value, ssize_t &index) {
     if (value[0] != '0') {
         char *end;
         index = strtol(value, &end, 10);
@@ -467,35 +781,37 @@ bool CYGetIndex(const char *value, ssize_t &index) {
     return false;
 }
 
-bool CYGetIndex(apr_pool_t *pool, NSString *value, ssize_t &index) {
-    return CYGetIndex(CYPoolCString(pool, value), index);
+bool CYGetOffset(apr_pool_t *pool, NSString *value, ssize_t &index) {
+    return CYGetOffset(CYPoolCString(pool, value), index);
 }
 
+NSString *CYPoolNSCYON(apr_pool_t *pool, id value);
+
 @interface NSMethodSignature (Cycript)
 - (NSString *) _typeString;
 @end
 
 @interface NSObject (Cycript)
 
+- (JSValueRef) cy$JSValueInContext:(JSContextRef)context;
 - (JSType) cy$JSType;
 
 - (NSObject *) cy$toJSON:(NSString *)key;
 - (NSString *) cy$toCYON;
 - (NSString *) cy$toKey;
 
-- (JSValueRef) cy$JSValueInContext:(JSContextRef)context;
-
+- (bool) cy$hasProperty:(NSString *)name;
 - (NSObject *) cy$getProperty:(NSString *)name;
 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value;
 - (bool) cy$deleteProperty:(NSString *)name;
 
 @end
 
-@interface NSString (Cycript)
-- (void *) cy$symbol;
+@protocol Cycript
+- (JSValueRef) cy$JSValueInContext:(JSContextRef)context;
 @end
 
-@interface NSNumber (Cycript)
+@interface NSString (Cycript)
 - (void *) cy$symbol;
 @end
 
@@ -585,87 +901,16 @@ struct PropertyAttributes {
 
 };
 
-@implementation NSObject (Cycript)
-
-- (JSType) cy$JSType {
-    return kJSTypeObject;
+NSString *NSCFType$cy$toJSON(id self, SEL sel, NSString *key) {
+    return [(NSString *) CFCopyDescription((CFTypeRef) self) autorelease];
 }
 
-- (NSObject *) cy$toJSON:(NSString *)key {
-    return [self description];
-}
+/* Bridge: NSArray {{{ */
+@implementation NSArray (Cycript)
 
 - (NSString *) cy$toCYON {
-    return [[self cy$toJSON:@""] cy$toCYON];
-}
-
-- (NSString *) cy$toKey {
-    return [self cy$toCYON];
-}
-
-- (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
-    return CYMakeInstance(context, self, false);
-}
-
-- (NSObject *) cy$getProperty:(NSString *)name {
-    /*if (![name isEqualToString:@"prototype"])
-        NSLog(@"get:%@", name);*/
-    return nil;
-}
-
-- (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
-    //NSLog(@"set:%@", name);
-    return false;
-}
-
-- (bool) cy$deleteProperty:(NSString *)name {
-    //NSLog(@"delete:%@", name);
-    return false;
-}
-
-@end
-
-@implementation WebUndefined (Cycript)
-
-- (JSType) cy$JSType {
-    return kJSTypeUndefined;
-}
-
-- (NSObject *) cy$toJSON:(NSString *)key {
-    return self;
-}
-
-- (NSString *) cy$toCYON {
-    return @"undefined";
-}
-
-- (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
-    return CYJSUndefined(context);
-}
-
-@end
-
-@implementation NSNull (Cycript)
-
-- (JSType) cy$JSType {
-    return kJSTypeNull;
-}
-
-- (NSObject *) cy$toJSON:(NSString *)key {
-    return self;
-}
-
-- (NSString *) cy$toCYON {
-    return @"null";
-}
-
-@end
-
-@implementation NSArray (Cycript)
-
-- (NSString *) cy$toCYON {
-    NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
-    [json appendString:@"["];
+    NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
+    [json appendString:@"["];
 
     bool comma(false);
     for (id object in self) {
@@ -673,8 +918,8 @@ struct PropertyAttributes {
             [json appendString:@","];
         else
             comma = true;
-        if ([object cy$JSType] != kJSTypeUndefined)
-            [json appendString:[object cy$toCYON]];
+        if (object == nil || [object cy$JSType] != kJSTypeUndefined)
+            [json appendString:CYPoolNSCYON(NULL, object)];
         else {
             [json appendString:@","];
             comma = false;
@@ -685,43 +930,31 @@ struct PropertyAttributes {
     return json;
 }
 
+- (bool) cy$hasProperty:(NSString *)name {
+    if ([name isEqualToString:@"length"])
+        return true;
+
+    size_t index(CYGetIndex(NULL, name));
+    if (index == _not(size_t) || index >= [self count])
+        return [super cy$hasProperty:name];
+    else
+        return true;
+}
+
 - (NSObject *) cy$getProperty:(NSString *)name {
     if ([name isEqualToString:@"length"])
         return [NSNumber numberWithUnsignedInteger:[self count]];
 
-    ssize_t index;
-    if (!CYGetIndex(NULL, name, index) || index < 0 || index >= static_cast<ssize_t>([self count]))
+    size_t index(CYGetIndex(NULL, name));
+    if (index == _not(size_t) || index >= [self count])
         return [super cy$getProperty:name];
     else
         return [self objectAtIndex:index];
 }
 
 @end
-
-@implementation NSMutableArray (Cycript)
-
-- (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
-    ssize_t index;
-    if (!CYGetIndex(NULL, name, index) || index < 0 || index >= static_cast<ssize_t>([self count]))
-        return [super cy$setProperty:name to:value];
-    else {
-        [self replaceObjectAtIndex:index withObject:(value ?: [NSNull null])];
-        return true;
-    }
-}
-
-- (bool) cy$deleteProperty:(NSString *)name {
-    ssize_t index;
-    if (!CYGetIndex(NULL, name, index) || index < 0 || index >= static_cast<ssize_t>([self count]))
-        return [super cy$deleteProperty:name];
-    else {
-        [self removeObjectAtIndex:index];
-        return true;
-    }
-}
-
-@end
-
+/* }}} */
+/* Bridge: NSDictionary {{{ */
 @implementation NSDictionary (Cycript)
 
 - (NSString *) cy$toCYON {
@@ -737,19 +970,74 @@ struct PropertyAttributes {
         [json appendString:[key cy$toKey]];
         [json appendString:@":"];
         NSObject *object([self objectForKey:key]);
-        [json appendString:[object cy$toCYON]];
+        [json appendString:CYPoolNSCYON(NULL, object)];
     }
 
     [json appendString:@"}"];
     return json;
 }
 
+- (bool) cy$hasProperty:(NSString *)name {
+    return [self objectForKey:name] != nil;
+}
+
 - (NSObject *) cy$getProperty:(NSString *)name {
     return [self objectForKey:name];
 }
 
 @end
+/* }}} */
+/* Bridge: NSMutableArray {{{ */
+@implementation NSMutableArray (Cycript)
+
+- (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
+    if ([name isEqualToString:@"length"]) {
+        // XXX: is this not intelligent?
+        NSUInteger size([(NSNumber *)value unsignedIntegerValue]);
+        NSUInteger count([self count]);
+        if (size < count)
+            [self removeObjectsInRange:NSMakeRange(size, count - size)];
+        else if (size != count) {
+            WebUndefined *undefined([WebUndefined undefined]);
+            for (size_t i(count); i != size; ++i)
+                [self addObject:undefined];
+        }
+        return true;
+    }
+
+    size_t index(CYGetIndex(NULL, name));
+    if (index == _not(size_t))
+        return [super cy$setProperty:name to:value];
+
+    id object(value ?: [NSNull null]);
+
+    size_t count([self count]);
+    if (index < count)
+        [self replaceObjectAtIndex:index withObject:object];
+    else {
+        if (index != count) {
+            WebUndefined *undefined([WebUndefined undefined]);
+            for (size_t i(count); i != index; ++i)
+                [self addObject:undefined];
+        }
+
+        [self addObject:object];
+    }
+
+    return true;
+}
+
+- (bool) cy$deleteProperty:(NSString *)name {
+    size_t index(CYGetIndex(NULL, name));
+    if (index == _not(size_t) || index >= [self count])
+        return [super cy$deleteProperty:name];
+    [self replaceObjectAtIndex:index withObject:[WebUndefined undefined]];
+    return true;
+}
 
+@end
+/* }}} */
+/* Bridge: NSMutableDictionary {{{ */
 @implementation NSMutableDictionary (Cycript)
 
 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
@@ -767,7 +1055,8 @@ struct PropertyAttributes {
 }
 
 @end
-
+/* }}} */
+/* Bridge: NSNumber {{{ */
 @implementation NSNumber (Cycript)
 
 - (JSType) cy$JSType {
@@ -787,12 +1076,80 @@ struct PropertyAttributes {
     return [self cy$JSType] != kJSTypeBoolean ? CYCastJSValue(context, [self doubleValue]) : CYCastJSValue(context, [self boolValue]);
 }
 
-- (void *) cy$symbol {
-    return [self pointerValue];
+@end
+/* }}} */
+/* Bridge: NSNull {{{ */
+@implementation NSNull (Cycript)
+
+- (JSType) cy$JSType {
+    return kJSTypeNull;
+}
+
+- (NSObject *) cy$toJSON:(NSString *)key {
+    return self;
+}
+
+- (NSString *) cy$toCYON {
+    return @"null";
+}
+
+@end
+/* }}} */
+/* Bridge: NSObject {{{ */
+@implementation NSObject (Cycript)
+
+- (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
+    return CYMakeInstance(context, self, false);
+}
+
+- (JSType) cy$JSType {
+    return kJSTypeObject;
+}
+
+- (NSObject *) cy$toJSON:(NSString *)key {
+    return [self description];
+}
+
+- (NSString *) cy$toCYON {
+    return [[self cy$toJSON:@""] cy$toCYON];
+}
+
+- (NSString *) cy$toKey {
+    return [self cy$toCYON];
+}
+
+- (bool) cy$hasProperty:(NSString *)name {
+    return false;
+}
+
+- (NSObject *) cy$getProperty:(NSString *)name {
+    return nil;
+}
+
+- (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
+    return false;
+}
+
+- (bool) cy$deleteProperty:(NSString *)name {
+    return false;
 }
 
 @end
+/* }}} */
+/* Bridge: NSProxy {{{ */
+@implementation NSProxy (Cycript)
+
+- (NSObject *) cy$toJSON:(NSString *)key {
+    return [self description];
+}
+
+- (NSString *) cy$toCYON {
+    return [[self cy$toJSON:@""] cy$toCYON];
+}
 
+@end
+/* }}} */
+/* Bridge: NSString {{{ */
 @implementation NSString (Cycript)
 
 - (JSType) cy$JSType {
@@ -827,8 +1184,8 @@ struct PropertyAttributes {
         goto cyon;
 
     if (DigitRange_[value[0]]) {
-        ssize_t index;
-        if (!CYGetIndex(NULL, self, index) || index < 0)
+        size_t index(CYGetIndex(NULL, self));
+        if (index == _not(size_t))
             goto cyon;
     } else {
         if (!WordStartRange_[value[0]])
@@ -850,8 +1207,30 @@ struct PropertyAttributes {
 }
 
 @end
+/* }}} */
+/* Bridge: WebUndefined {{{ */
+@implementation WebUndefined (Cycript)
+
+- (JSType) cy$JSType {
+    return kJSTypeUndefined;
+}
+
+- (NSObject *) cy$toJSON:(NSString *)key {
+    return self;
+}
+
+- (NSString *) cy$toCYON {
+    return @"undefined";
+}
+
+- (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
+    return CYJSUndefined(context);
+}
+
+@end
+/* }}} */
 
-@interface CYJSObject : NSDictionary {
+@interface CYJSObject : NSMutableDictionary {
     JSObjectRef object_;
     JSContextRef context_;
 }
@@ -868,7 +1247,7 @@ struct PropertyAttributes {
 
 @end
 
-@interface CYJSArray : NSArray {
+@interface CYJSArray : NSMutableArray {
     JSObjectRef object_;
     JSContextRef context_;
 }
@@ -878,16 +1257,18 @@ struct PropertyAttributes {
 - (NSUInteger) count;
 - (id) objectAtIndex:(NSUInteger)index;
 
+- (void) addObject:(id)anObject;
+- (void) insertObject:(id)anObject atIndex:(NSUInteger)index;
+- (void) removeLastObject;
+- (void) removeObjectAtIndex:(NSUInteger)index;
+- (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)anObject;
+
 @end
 
 CYRange DigitRange_    (0x3ff000000000000LLU, 0x000000000000000LLU); // 0-9
 CYRange WordStartRange_(0x000001000000000LLU, 0x7fffffe87fffffeLLU); // A-Za-z_$
 CYRange WordEndRange_  (0x3ff001000000000LLU, 0x7fffffe87fffffeLLU); // A-Za-z_$0-9
 
-JSGlobalContextRef CYGetJSContext() {
-    return Context_;
-}
-
 #define CYTry \
     @try
 #define CYCatch \
@@ -896,8 +1277,6 @@ JSGlobalContextRef CYGetJSContext() {
         return NULL; \
     }
 
-void CYThrow(JSContextRef context, JSValueRef value);
-
 apr_status_t CYPoolRelease_(void *data) {
     id object(reinterpret_cast<id>(data));
     [object release];
@@ -931,114 +1310,38 @@ id CYCastNSObject(apr_pool_t *pool, JSContextRef context, JSObjectRef object) {
     if (!JSValueIsObjectOfClass(context, object, Instance_))
         return CYCastNSObject_(pool, context, object);
     else {
-        Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
-        return data->GetValue();
+        Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+        return internal->GetValue();
     }
 }
 
-JSStringRef CYCopyJSString(id value) {
-    return value == NULL ? NULL : JSStringCreateWithCFString(reinterpret_cast<CFStringRef>([value description]));
-}
-
-JSStringRef CYCopyJSString(const char *value) {
-    return value == NULL ? NULL : JSStringCreateWithUTF8CString(value);
+double CYCastDouble(const char *value, size_t size) {
+    char *end;
+    double number(strtod(value, &end));
+    if (end != value + size)
+        return NAN;
+    return number;
 }
 
-JSStringRef CYCopyJSString(JSStringRef value) {
-    return value == NULL ? NULL : JSStringRetain(value);
+double CYCastDouble(const char *value) {
+    return CYCastDouble(value, strlen(value));
 }
 
-JSStringRef CYCopyJSString(JSContextRef context, JSValueRef value) {
-    if (JSValueIsNull(context, value))
-        return NULL;
+double CYCastDouble(JSContextRef context, JSValueRef value) {
     JSValueRef exception(NULL);
-    JSStringRef string(JSValueToStringCopy(context, value, &exception));
+    double number(JSValueToNumber(context, value, &exception));
     CYThrow(context, exception);
-    return string;
+    return number;
 }
 
-class CYJSString {
-  private:
-    JSStringRef string_;
+CFNumberRef CYCopyCFNumber(JSContextRef context, JSValueRef value) {
+    double number(CYCastDouble(context, value));
+    return CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &number);
+}
 
-    void Clear_() {
-        if (string_ != NULL)
-            JSStringRelease(string_);
-    }
-
-  public:
-    CYJSString(const CYJSString &rhs) :
-        string_(CYCopyJSString(rhs.string_))
-    {
-    }
-
-    template <typename Arg0_>
-    CYJSString(Arg0_ arg0) :
-        string_(CYCopyJSString(arg0))
-    {
-    }
-
-    template <typename Arg0_, typename Arg1_>
-    CYJSString(Arg0_ arg0, Arg1_ arg1) :
-        string_(CYCopyJSString(arg0, arg1))
-    {
-    }
-
-    CYJSString &operator =(const CYJSString &rhs) {
-        Clear_();
-        string_ = CYCopyJSString(rhs.string_);
-        return *this;
-    }
-
-    ~CYJSString() {
-        Clear_();
-    }
-
-    void Clear() {
-        Clear_();
-        string_ = NULL;
-    }
-
-    operator JSStringRef() const {
-        return string_;
-    }
-};
-
-CFStringRef CYCopyCFString(JSStringRef value) {
-    return JSStringCopyCFString(kCFAllocatorDefault, value);
-}
-
-CFStringRef CYCopyCFString(JSContextRef context, JSValueRef value) {
-    return CYCopyCFString(CYJSString(context, value));
-}
-
-double CYCastDouble(const char *value, size_t size) {
-    char *end;
-    double number(strtod(value, &end));
-    if (end != value + size)
-        return NAN;
-    return number;
-}
-
-double CYCastDouble(const char *value) {
-    return CYCastDouble(value, strlen(value));
-}
-
-double CYCastDouble(JSContextRef context, JSValueRef value) {
-    JSValueRef exception(NULL);
-    double number(JSValueToNumber(context, value, &exception));
-    CYThrow(context, exception);
-    return number;
-}
-
-CFNumberRef CYCopyCFNumber(JSContextRef context, JSValueRef value) {
-    double number(CYCastDouble(context, value));
-    return CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &number);
-}
-
-CFStringRef CYCopyCFString(const char *value) {
-    return CFStringCreateWithCString(kCFAllocatorDefault, value, kCFStringEncodingUTF8);
-}
+CFStringRef CYCopyCFString(const char *value) {
+    return CFStringCreateWithCString(kCFAllocatorDefault, value, kCFStringEncodingUTF8);
+}
 
 NSString *CYCastNSString(apr_pool_t *pool, const char *value) {
     return (NSString *) CYPoolRelease(pool, CYCopyCFString(value));
@@ -1140,7 +1443,12 @@ JSValueRef CYCastJSValue(JSContextRef context, const char *value) {
 }
 
 JSValueRef CYCastJSValue(JSContextRef context, id value) {
-    return value == nil ? CYJSNull(context) : [value cy$JSValueInContext:context];
+    if (value == nil)
+        return CYJSNull(context);
+    else if ([value respondsToSelector:@selector(cy$JSValueInContext:)])
+        return [value cy$JSValueInContext:context];
+    else
+        return CYMakeInstance(context, value, false);
 }
 
 JSObjectRef CYCastJSObject(JSContextRef context, JSValueRef value) {
@@ -1150,26 +1458,6 @@ JSObjectRef CYCastJSObject(JSContextRef context, JSValueRef value) {
     return object;
 }
 
-JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, size_t index) {
-    JSValueRef exception(NULL);
-    JSValueRef value(JSObjectGetPropertyAtIndex(context, object, index, &exception));
-    CYThrow(context, exception);
-    return value;
-}
-
-JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, JSStringRef name) {
-    JSValueRef exception(NULL);
-    JSValueRef value(JSObjectGetProperty(context, object, name, &exception));
-    CYThrow(context, exception);
-    return value;
-}
-
-void CYSetProperty(JSContextRef context, JSObjectRef object, JSStringRef name, JSValueRef value) {
-    JSValueRef exception(NULL);
-    JSObjectSetProperty(context, object, name, value, kJSPropertyAttributeNone, &exception);
-    CYThrow(context, exception);
-}
-
 void CYThrow(JSContextRef context, id error, JSValueRef *exception) {
     if (exception == NULL)
         throw error;
@@ -1194,9 +1482,15 @@ bool CYIsCallable(JSContextRef context, JSValueRef value) {
     if ((self = [super init]) != nil) {
         object_ = object;
         context_ = context;
+        JSValueProtect(context_, object_);
     } return self;
 }
 
+- (void) dealloc {
+    JSValueUnprotect(context_, object_);
+    [super dealloc];
+}
+
 - (NSObject *) cy$toJSON:(NSString *)key {
     JSValueRef toJSON(CYGetProperty(context_, object_, toJSON_));
     if (!CYIsCallable(context_, toJSON))
@@ -1211,12 +1505,11 @@ bool CYIsCallable(JSContextRef context, JSValueRef value) {
 
 - (NSString *) cy$toCYON {
     JSValueRef toCYON(CYGetProperty(context_, object_, toCYON_));
-    if (!CYIsCallable(context_, toCYON))
+    if (!CYIsCallable(context_, toCYON)) super:
         return [super cy$toCYON];
-    else {
-        JSValueRef value(CYCallAsFunction(context_, (JSObjectRef) toCYON, object_, 0, NULL));
+    else if (JSValueRef value = CYCallAsFunction(context_, (JSObjectRef) toCYON, object_, 0, NULL))
         return CYCastNSString(NULL, CYJSString(context_, value));
-    }
+    else goto super;
 }
 
 - (NSUInteger) count {
@@ -1227,7 +1520,10 @@ bool CYIsCallable(JSContextRef context, JSValueRef value) {
 }
 
 - (id) objectForKey:(id)key {
-    return CYCastNSObject(NULL, context_, CYGetProperty(context_, object_, CYJSString(key))) ?: [NSNull null];
+    JSValueRef value(CYGetProperty(context_, object_, CYJSString(key)));
+    if (JSValueIsUndefined(context_, value))
+        return nil;
+    return CYCastNSObject(NULL, context_, value) ?: [NSNull null];
 }
 
 - (NSEnumerator *) keyEnumerator {
@@ -1255,150 +1551,226 @@ bool CYIsCallable(JSContextRef context, JSValueRef value) {
     if ((self = [super init]) != nil) {
         object_ = object;
         context_ = context;
+        JSValueProtect(context_, object_);
     } return self;
 }
 
+- (void) dealloc {
+    JSValueUnprotect(context_, object_);
+    [super dealloc];
+}
+
 - (NSUInteger) count {
     return CYCastDouble(context_, CYGetProperty(context_, object_, length_));
 }
 
 - (id) objectAtIndex:(NSUInteger)index {
+    size_t bounds([self count]);
+    if (index >= bounds)
+        @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray objectAtIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil];
     JSValueRef exception(NULL);
     JSValueRef value(JSObjectGetPropertyAtIndex(context_, object_, index, &exception));
     CYThrow(context_, exception);
     return CYCastNSObject(NULL, context_, value) ?: [NSNull null];
 }
 
+- (void) addObject:(id)object {
+    JSValueRef exception(NULL);
+    JSValueRef arguments[1];
+    arguments[0] = CYCastJSValue(context_, object);
+    JSObjectCallAsFunction(context_, Array_push_, object_, 1, arguments, &exception);
+    CYThrow(context_, exception);
+}
+
+- (void) insertObject:(id)object atIndex:(NSUInteger)index {
+    size_t bounds([self count] + 1);
+    if (index >= bounds)
+        @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray insertObject:atIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil];
+    JSValueRef exception(NULL);
+    JSValueRef arguments[3];
+    arguments[0] = CYCastJSValue(context_, index);
+    arguments[1] = CYCastJSValue(context_, 0);
+    arguments[2] = CYCastJSValue(context_, object);
+    JSObjectCallAsFunction(context_, Array_splice_, object_, 3, arguments, &exception);
+    CYThrow(context_, exception);
+}
+
+- (void) removeLastObject {
+    JSValueRef exception(NULL);
+    JSObjectCallAsFunction(context_, Array_pop_, object_, 0, NULL, &exception);
+    CYThrow(context_, exception);
+}
+
+- (void) removeObjectAtIndex:(NSUInteger)index {
+    size_t bounds([self count]);
+    if (index >= bounds)
+        @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray removeObjectAtIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil];
+    JSValueRef exception(NULL);
+    JSValueRef arguments[2];
+    arguments[0] = CYCastJSValue(context_, index);
+    arguments[1] = CYCastJSValue(context_, 1);
+    JSObjectCallAsFunction(context_, Array_splice_, object_, 2, arguments, &exception);
+    CYThrow(context_, exception);
+}
+
+- (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)object {
+    size_t bounds([self count]);
+    if (index >= bounds)
+        @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray replaceObjectAtIndex:withObject:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil];
+    CYSetProperty(context_, object_, index, CYCastJSValue(context_, object));
+}
+
 @end
 
-CFStringRef CYCopyCYONString(JSContextRef context, JSValueRef value, JSValueRef *exception) {
+NSString *CYCopyNSCYON(id value) {
+    NSString *string;
+
+    if (value == nil)
+        string = @"nil";
+    else {
+        Class _class(object_getClass(value));
+        SEL sel(@selector(cy$toCYON));
+
+        if (Method toCYON = class_getInstanceMethod(_class, sel))
+            string = reinterpret_cast<NSString *(*)(id, SEL)>(method_getImplementation(toCYON))(value, sel);
+        else if (Method methodSignatureForSelector = class_getInstanceMethod(_class, @selector(methodSignatureForSelector:))) {
+            if (reinterpret_cast<NSMethodSignature *(*)(id, SEL, SEL)>(method_getImplementation(methodSignatureForSelector))(value, @selector(methodSignatureForSelector:), sel) != nil)
+                string = [value cy$toCYON];
+            else goto fail;
+        } else fail: {
+            if (value == NSZombie_)
+                string = @"_NSZombie_";
+            else if (_class == NSZombie_)
+                string = [NSString stringWithFormat:@"<_NSZombie_: %p>", value];
+            // XXX: frowny /in/ the pants
+            else if (value == NSMessageBuilder_ || value == Object_)
+                string = nil;
+            else
+                string = [NSString stringWithFormat:@"%@", value];
+        }
+
+        // XXX: frowny pants
+        if (string == nil)
+            string = @"undefined";
+    }
+
+    return [string retain];
+}
+
+NSString *CYCopyNSCYON(JSContextRef context, JSValueRef value, JSValueRef *exception) {
+    if (JSValueIsNull(context, value))
+        return [@"null" retain];
+
     CYTry {
         CYPoolTry {
-            id object(CYCastNSObject(NULL, context, value) ?: [NSNull null]);
-            return reinterpret_cast<CFStringRef>([[object cy$toCYON] retain]);
+            return CYCopyNSCYON(CYCastNSObject(NULL, context, value));
         } CYPoolCatch(NULL)
     } CYCatch
 }
 
-const char *CYPoolCYONString(apr_pool_t *pool, JSContextRef context, JSValueRef value, JSValueRef *exception) {
-    if (NSString *json = (NSString *) CYCopyCYONString(context, value, exception)) {
+NSString *CYPoolNSCYON(apr_pool_t *pool, id value) {
+    return CYPoolRelease(pool, static_cast<id>(CYCopyNSCYON(value)));
+}
+
+const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSValueRef value, JSValueRef *exception) {
+    if (NSString *json = CYCopyNSCYON(context, value, exception)) {
         const char *string(CYPoolCString(pool, json));
         [json release];
         return string;
     } else return NULL;
 }
 
-static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
-    CYPool pool;
+// XXX: use objc_getAssociatedObject and objc_setAssociatedObject on 10.6
+struct CYInternal :
+    CYData
+{
+    JSObjectRef object_;
 
-    CYTry {
-        NSString *self(CYCastNSObject(pool, context, object));
-        NSString *name(CYCastNSString(pool, property));
+    CYInternal() :
+        object_(NULL)
+    {
+    }
 
-        CYPoolTry {
-            if (NSObject *data = [self cy$getProperty:name])
-                return CYCastJSValue(context, data);
-        } CYPoolCatch(NULL)
+    ~CYInternal() {
+        // XXX: delete object_? ;(
+    }
 
-        if (objc_property_t property = class_getProperty(object_getClass(self), [name UTF8String])) {
-            PropertyAttributes attributes(property);
-            SEL sel(sel_registerName(attributes.Getter()));
-            return CYSendMessage(pool, context, self, sel, 0, NULL, false, exception);
+    static CYInternal *Get(id self) {
+        CYInternal *internal(NULL);
+        if (object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal)) == NULL) {
+            // XXX: do something epic? ;P
         }
 
-        return NULL;
-    } CYCatch
-}
-
-static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
-    CYPool pool;
-
-    CYTry {
-        NSString *self(CYCastNSObject(pool, context, object));
-        NSString *name(CYCastNSString(pool, property));
-        NSString *data(CYCastNSObject(pool, context, value));
-
-        CYPoolTry {
-            if ([self cy$setProperty:name to:data])
-                return true;
-        } CYPoolCatch(NULL)
+        return internal;
+    }
 
-        if (objc_property_t property = class_getProperty(object_getClass(self), [name UTF8String])) {
-            PropertyAttributes attributes(property);
-            if (const char *setter = attributes.Setter()) {
-                SEL sel(sel_registerName(setter));
-                JSValueRef arguments[1] = {value};
-                CYSendMessage(pool, context, self, sel, 1, arguments, false, exception);
-                return true;
+    static CYInternal *Set(id self) {
+        CYInternal *internal(NULL);
+        if (Ivar ivar = object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal))) {
+            if (internal == NULL) {
+                internal = new CYInternal();
+                object_setIvar(self, ivar, reinterpret_cast<id>(internal));
             }
+        } else {
+            // XXX: do something epic? ;P
         }
 
-        return false;
-    } CYCatch
-}
+        return internal;
+    }
 
-static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
-    CYTry {
-        CYPoolTry {
-            NSString *self(CYCastNSObject(NULL, context, object));
-            NSString *name(CYCastNSString(NULL, property));
-            return [self cy$deleteProperty:name];
-        } CYPoolCatch(NULL)
-    } CYCatch
-}
+    bool HasProperty(JSContextRef context, JSStringRef name) {
+        if (object_ == NULL)
+            return false;
+        return JSObjectHasProperty(context, object_, name);
+    }
 
-static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
-    CYTry {
-        Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
-        JSObjectRef value(Instance::Make(context, [data->GetValue() alloc], Instance::Uninitialized));
-        return value;
-    } CYCatch
-}
+    JSValueRef GetProperty(JSContextRef context, JSStringRef name) {
+        if (object_ == NULL)
+            return NULL;
+        return CYGetProperty(context, object_, name);
+    }
 
-JSObjectRef CYMakeSelector(JSContextRef context, SEL sel) {
-    Selector_privateData *data(new Selector_privateData(sel));
-    return JSObjectMake(context, Selector_, data);
+    void SetProperty(JSContextRef context, JSStringRef name, JSValueRef value) {
+        if (object_ == NULL)
+            object_ = JSObjectMake(context, NULL, NULL);
+        CYSetProperty(context, object_, name, value);
+    }
+};
+
+static JSObjectRef CYMakeSelector(JSContextRef context, SEL sel) {
+    Selector_privateData *internal(new Selector_privateData(sel));
+    return JSObjectMake(context, Selector_, internal);
 }
 
-JSObjectRef CYMakePointer(JSContextRef context, void *pointer, sig::Type *type, JSObjectRef owner) {
-    Pointer *data(new Pointer(pointer, type, owner));
-    return JSObjectMake(context, Pointer_, data);
+static JSObjectRef CYMakePointer(JSContextRef context, void *pointer, sig::Type *type, ffi_type *ffi, JSObjectRef owner) {
+    Pointer *internal(new Pointer(pointer, context, owner, type));
+    return JSObjectMake(context, Pointer_, internal);
 }
 
-JSObjectRef CYMakeFunctor(JSContextRef context, void (*function)(), const char *type) {
-    Functor_privateData *data(new Functor_privateData(type, function));
-    return JSObjectMake(context, Functor_, data);
+static JSObjectRef CYMakeFunctor(JSContextRef context, void (*function)(), const char *type) {
+    Functor_privateData *internal(new Functor_privateData(type, function));
+    return JSObjectMake(context, Functor_, internal);
 }
 
-const char *CYPoolCString(apr_pool_t *pool, JSStringRef value, size_t *length = NULL) {
+static const char *CYPoolCString(apr_pool_t *pool, JSStringRef value) {
     if (pool == NULL) {
+        // XXX: this could be much more efficient
         const char *string([CYCastNSString(NULL, value) UTF8String]);
-        if (length != NULL)
-            *length = strlen(string);
         return string;
     } else {
         size_t size(JSStringGetMaximumUTF8CStringSize(value));
         char *string(new(pool) char[size]);
         JSStringGetUTF8CString(value, string, size);
-        // XXX: this is ironic
-        if (length != NULL)
-            *length = strlen(string);
         return string;
     }
 }
 
-const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSValueRef value, size_t *length = NULL) {
-    if (!JSValueIsNull(context, value))
-        return CYPoolCString(pool, CYJSString(context, value), length);
-    else {
-        if (length != NULL)
-            *length = 0;
-        return NULL;
-    }
+static const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
+    return JSValueIsNull(context, value) ? NULL : CYPoolCString(pool, CYJSString(context, value));
 }
 
-bool CYGetIndex(apr_pool_t *pool, JSStringRef value, ssize_t &index) {
-    return CYGetIndex(CYPoolCString(pool, value), index);
+static bool CYGetOffset(apr_pool_t *pool, JSStringRef value, ssize_t &index) {
+    return CYGetOffset(CYPoolCString(pool, value), index);
 }
 
 // XXX: this macro is unhygenic
@@ -1416,7 +1788,7 @@ bool CYGetIndex(apr_pool_t *pool, JSStringRef value, ssize_t &index) {
     utf8; \
 })
 
-void *CYCastPointer_(JSContextRef context, JSValueRef value) {
+static void *CYCastPointer_(JSContextRef context, JSValueRef value) {
     switch (JSValueGetType(context, value)) {
         case kJSTypeNull:
             return NULL;
@@ -1424,8 +1796,8 @@ void *CYCastPointer_(JSContextRef context, JSValueRef value) {
             return dlsym(RTLD_DEFAULT, CYCastCString(context, value));
         case kJSTypeObject:
             if (JSValueIsObjectOfClass(context, value, Pointer_)) {
-                Pointer *data(reinterpret_cast<Pointer *>(JSObjectGetPrivate((JSObjectRef) value)));
-                return data->value_;
+                Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate((JSObjectRef) value)));
+                return internal->value_;
             }*/
         default:
             double number(CYCastDouble(context, value));
@@ -1436,19 +1808,19 @@ void *CYCastPointer_(JSContextRef context, JSValueRef value) {
 }
 
 template <typename Type_>
-_finline Type_ CYCastPointer(JSContextRef context, JSValueRef value) {
+static _finline Type_ CYCastPointer(JSContextRef context, JSValueRef value) {
     return reinterpret_cast<Type_>(CYCastPointer_(context, value));
 }
 
-SEL CYCastSEL(JSContextRef context, JSValueRef value) {
+static SEL CYCastSEL(JSContextRef context, JSValueRef value) {
     if (JSValueIsObjectOfClass(context, value, Selector_)) {
-        Selector_privateData *data(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate((JSObjectRef) value)));
-        return reinterpret_cast<SEL>(data->value_);
+        Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate((JSObjectRef) value)));
+        return reinterpret_cast<SEL>(internal->value_);
     } else
         return CYCastPointer<SEL>(context, value);
 }
 
-void CYPoolFFI(apr_pool_t *pool, JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, JSValueRef value) {
+static void CYPoolFFI(apr_pool_t *pool, JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, JSValueRef value) {
     switch (type->primitive) {
         case sig::boolean_P:
             *reinterpret_cast<bool *>(data) = JSValueToBoolean(context, value);
@@ -1526,7 +1898,7 @@ void CYPoolFFI(apr_pool_t *pool, JSContextRef context, sig::Type *type, ffi_type
     }
 }
 
-JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner = NULL) {
+static JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, bool initialize = false, JSObjectRef owner = NULL) {
     JSValueRef value;
 
     switch (type->primitive) {
@@ -1572,7 +1944,7 @@ JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void
 
         case sig::pointer_P:
             if (void *pointer = *reinterpret_cast<void **>(data))
-                value = CYMakePointer(context, pointer, type->data.data.type, owner);
+                value = CYMakePointer(context, pointer, type->data.data.type, ffi, owner);
             else goto null;
         break;
 
@@ -1602,20 +1974,481 @@ JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void
     return value;
 }
 
-bool Index_(apr_pool_t *pool, Struct_privateData *internal, JSStringRef property, ssize_t &index, uint8_t *&base) {
+static bool CYImplements(id object, Class _class, SEL selector, bool devoid) {
+    if (Method method = class_getInstanceMethod(_class, selector)) {
+        if (!devoid)
+            return true;
+        char type[16];
+        method_getReturnType(method, type, sizeof(type));
+        if (type[0] != 'v')
+            return true;
+    }
+
+    // XXX: possibly use a more "awesome" check?
+    return false;
+}
+
+static const char *CYPoolTypeEncoding(apr_pool_t *pool, Class _class, SEL sel, Method method) {
+    if (method != NULL)
+        return method_getTypeEncoding(method);
+    else if (NSString *type = [[Bridge_ objectAtIndex:1] objectForKey:CYCastNSString(pool, sel_getName(sel))])
+        return CYPoolCString(pool, type);
+    else
+        return NULL;
+}
+
+static void FunctionClosure_(ffi_cif *cif, void *result, void **arguments, void *arg) {
+    Closure_privateData *internal(reinterpret_cast<Closure_privateData *>(arg));
+
+    JSContextRef context(internal->context_);
+
+    size_t count(internal->cif_.nargs);
+    JSValueRef values[count];
+
+    for (size_t index(0); index != count; ++index)
+        values[index] = CYFromFFI(context, internal->signature_.elements[1 + index].type, internal->cif_.arg_types[index], arguments[index]);
+
+    JSValueRef value(CYCallAsFunction(context, internal->function_, NULL, count, values));
+    CYPoolFFI(NULL, context, internal->signature_.elements[0].type, internal->cif_.rtype, result, value);
+}
+
+static void MessageClosure_(ffi_cif *cif, void *result, void **arguments, void *arg) {
+    Closure_privateData *internal(reinterpret_cast<Closure_privateData *>(arg));
+
+    JSContextRef context(internal->context_);
+
+    size_t count(internal->cif_.nargs);
+    JSValueRef values[count];
+
+    for (size_t index(0); index != count; ++index)
+        values[index] = CYFromFFI(context, internal->signature_.elements[1 + index].type, internal->cif_.arg_types[index], arguments[index]);
+
+    JSObjectRef _this(CYCastJSObject(context, values[0]));
+
+    JSValueRef value(CYCallAsFunction(context, internal->function_, _this, count - 2, values + 2));
+    CYPoolFFI(NULL, context, internal->signature_.elements[0].type, internal->cif_.rtype, result, value);
+}
+
+static Closure_privateData *CYMakeFunctor_(JSContextRef context, JSObjectRef function, const char *type, void (*callback)(ffi_cif *, void *, void **, void *)) {
+    // XXX: in case of exceptions this will leak
+    // XXX: in point of fact, this may /need/ to leak :(
+    Closure_privateData *internal(new Closure_privateData(CYGetJSContext(), function, type));
+
+    ffi_closure *closure((ffi_closure *) _syscall(mmap(
+        NULL, sizeof(ffi_closure),
+        PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE,
+        -1, 0
+    )));
+
+    ffi_status status(ffi_prep_closure(closure, &internal->cif_, callback, internal));
+    _assert(status == FFI_OK);
+
+    _syscall(mprotect(closure, sizeof(*closure), PROT_READ | PROT_EXEC));
+
+    internal->value_ = closure;
+
+    return internal;
+}
+
+static JSObjectRef CYMakeFunctor(JSContextRef context, JSObjectRef function, const char *type) {
+    Closure_privateData *internal(CYMakeFunctor_(context, function, type, &FunctionClosure_));
+    return JSObjectMake(context, Functor_, internal);
+}
+
+static JSObjectRef CYMakeFunctor(JSContextRef context, JSValueRef value, const char *type) {
+    JSValueRef exception(NULL);
+    bool function(JSValueIsInstanceOfConstructor(context, value, Function_, &exception));
+    CYThrow(context, exception);
+
+    if (function) {
+        JSObjectRef function(CYCastJSObject(context, value));
+        return CYMakeFunctor(context, function, type);
+    } else {
+        void (*function)()(CYCastPointer<void (*)()>(context, value));
+        return CYMakeFunctor(context, function, type);
+    }
+}
+
+static JSObjectRef CYMakeMessage(JSContextRef context, SEL sel, IMP imp, const char *type) {
+    Message_privateData *internal(new Message_privateData(sel, type, imp));
+    return JSObjectMake(context, Message_, internal);
+}
+
+static IMP CYMakeMessage(JSContextRef context, JSValueRef value, const char *type) {
+    JSObjectRef function(CYCastJSObject(context, value));
+    Closure_privateData *internal(CYMakeFunctor_(context, function, type, &MessageClosure_));
+    return reinterpret_cast<IMP>(internal->GetValue());
+}
+
+static bool Messages_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
+    Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
+    Class _class(internal->GetValue());
+
+    CYPool pool;
+    const char *name(CYPoolCString(pool, property));
+
+    if (SEL sel = sel_getUid(name))
+        if (class_getInstanceMethod(_class, sel) != NULL)
+            return true;
+
+    return false;
+}
+
+static JSValueRef Messages_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
+    Class _class(internal->GetValue());
+
+    CYPool pool;
+    const char *name(CYPoolCString(pool, property));
+
+    if (SEL sel = sel_getUid(name))
+        if (Method method = class_getInstanceMethod(_class, sel))
+            return CYMakeMessage(context, sel, method_getImplementation(method), method_getTypeEncoding(method));
+
+    return NULL;
+}
+
+static bool Messages_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+    Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
+    Class _class(internal->GetValue());
+
+    CYPool pool;
+    const char *name(CYPoolCString(pool, property));
+
+    SEL sel(sel_registerName(name));
+
+    Method method(class_getInstanceMethod(_class, sel));
+
+    const char *type;
+    IMP imp;
+
+    if (JSValueIsObjectOfClass(context, value, Message_)) {
+        Message_privateData *message(reinterpret_cast<Message_privateData *>(JSObjectGetPrivate((JSObjectRef) value)));
+        type = sig::Unparse(pool, &message->signature_);
+        imp = reinterpret_cast<IMP>(message->GetValue());
+    } else {
+        type = CYPoolTypeEncoding(pool, _class, sel, method);
+        imp = CYMakeMessage(context, value, type);
+    }
+
+    if (method != NULL)
+        method_setImplementation(method, imp);
+    else
+        class_replaceMethod(_class, sel, imp, type);
+
+    return true;
+}
+
+#if !__OBJC2__
+static bool Messages_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
+    Class _class(internal->GetValue());
+
+    CYPool pool;
+    const char *name(CYPoolCString(pool, property));
+
+    if (SEL sel = sel_getUid(name))
+        if (Method method = class_getInstanceMethod(_class, sel)) {
+            objc_method_list list = {NULL, 1, {method}};
+            class_removeMethods(_class, &list);
+            return true;
+        }
+
+    return false;
+}
+#endif
+
+static void Messages_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
+    Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
+    Class _class(internal->GetValue());
+
+    unsigned int size;
+    Method *data(class_copyMethodList(_class, &size));
+    for (size_t i(0); i != size; ++i)
+        JSPropertyNameAccumulatorAddName(names, CYJSString(sel_getName(method_getName(data[i]))));
+    free(data);
+}
+
+static bool Instance_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+    id self(internal->GetValue());
+
+    if (JSStringIsEqualToUTF8CString(property, "$cyi"))
+        return true;
+
+    CYPool pool;
+    NSString *name(CYCastNSString(pool, property));
+
+    if (CYInternal *internal = CYInternal::Get(self))
+        if (internal->HasProperty(context, property))
+            return true;
+
+    Class _class(object_getClass(self));
+
+    CYPoolTry {
+        // XXX: this is an evil hack to deal with NSProxy; fix elsewhere
+        if (CYImplements(self, _class, @selector(cy$hasProperty:), false))
+            if ([self cy$hasProperty:name])
+                return true;
+    } CYPoolCatch(false)
+
+    const char *string(CYPoolCString(pool, name));
+
+    if (class_getProperty(_class, string) != NULL)
+        return true;
+
+    if (SEL sel = sel_getUid(string))
+        if (CYImplements(self, _class, sel, true))
+            return true;
+
+    return false;
+}
+
+static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+    id self(internal->GetValue());
+
+    if (JSStringIsEqualToUTF8CString(property, "$cyi"))
+        return Internal::Make(context, self, object);
+
+    CYTry {
+        CYPool pool;
+        NSString *name(CYCastNSString(pool, property));
+
+        if (CYInternal *internal = CYInternal::Get(self))
+            if (JSValueRef value = internal->GetProperty(context, property))
+                return value;
+
+        CYPoolTry {
+            if (NSObject *data = [self cy$getProperty:name])
+                return CYCastJSValue(context, data);
+        } CYPoolCatch(NULL)
+
+        const char *string(CYPoolCString(pool, name));
+        Class _class(object_getClass(self));
+
+        if (objc_property_t property = class_getProperty(_class, string)) {
+            PropertyAttributes attributes(property);
+            SEL sel(sel_registerName(attributes.Getter()));
+            return CYSendMessage(pool, context, self, sel, 0, NULL, false, exception);
+        }
+
+        if (SEL sel = sel_getUid(string))
+            if (CYImplements(self, _class, sel, true))
+                return CYSendMessage(pool, context, self, sel, 0, NULL, false, exception);
+
+        return NULL;
+    } CYCatch
+}
+
+static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+    id self(internal->GetValue());
+
+    CYPool pool;
+
+    CYTry {
+        NSString *name(CYCastNSString(pool, property));
+        NSString *data(CYCastNSObject(pool, context, value));
+
+        CYPoolTry {
+            if ([self cy$setProperty:name to:data])
+                return true;
+        } CYPoolCatch(NULL)
+
+        const char *string(CYPoolCString(pool, name));
+        Class _class(object_getClass(self));
+
+        if (objc_property_t property = class_getProperty(_class, string)) {
+            PropertyAttributes attributes(property);
+            if (const char *setter = attributes.Setter()) {
+                SEL sel(sel_registerName(setter));
+                JSValueRef arguments[1] = {value};
+                CYSendMessage(pool, context, self, sel, 1, arguments, false, exception);
+                return true;
+            }
+        }
+
+        size_t length(strlen(string));
+
+        char set[length + 5];
+
+        set[0] = 's';
+        set[1] = 'e';
+        set[2] = 't';
+
+        if (string[0] != '\0') {
+            set[3] = toupper(string[0]);
+            memcpy(set + 4, string + 1, length - 1);
+        }
+
+        set[length + 3] = ':';
+        set[length + 4] = '\0';
+
+        if (SEL sel = sel_getUid(set))
+            if (CYImplements(self, _class, sel, false)) {
+                JSValueRef arguments[1] = {value};
+                CYSendMessage(pool, context, self, sel, 1, arguments, false, exception);
+            }
+
+        if (CYInternal *internal = CYInternal::Set(self)) {
+            internal->SetProperty(context, property, value);
+            return true;
+        }
+
+        return false;
+    } CYCatch
+}
+
+static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+    id self(internal->GetValue());
+
+    CYTry {
+        CYPoolTry {
+            NSString *name(CYCastNSString(NULL, property));
+            return [self cy$deleteProperty:name];
+        } CYPoolCatch(NULL)
+    } CYCatch
+}
+
+static void Instance_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+    id self(internal->GetValue());
+
+    CYPool pool;
+    Class _class(object_getClass(self));
+
+    {
+        unsigned int size;
+        objc_property_t *data(class_copyPropertyList(_class, &size));
+        for (size_t i(0); i != size; ++i)
+            JSPropertyNameAccumulatorAddName(names, CYJSString(property_getName(data[i])));
+        free(data);
+    }
+}
+
+static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+        JSObjectRef value(Instance::Make(context, [internal->GetValue() alloc], Instance::Uninitialized));
+        return value;
+    } CYCatch
+}
+
+static bool CYIsClass(id self) {
+    // XXX: this is a lame object_isClass
+    return class_getInstanceMethod(object_getClass(self), @selector(alloc)) != NULL;
+}
+
+static bool Instance_hasInstance(JSContextRef context, JSObjectRef constructor, JSValueRef instance, JSValueRef *exception) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) constructor)));
+    Class _class(internal->GetValue());
+    if (!CYIsClass(_class))
+        return false;
+
+    if (JSValueIsObjectOfClass(context, instance, Instance_)) {
+        Instance *linternal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) instance)));
+        // XXX: this isn't always safe
+        CYTry {
+            return [linternal->GetValue() isKindOfClass:_class];
+        } CYCatch
+    }
+
+    return false;
+}
+
+static bool Internal_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
+    Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
+    CYPool pool;
+
+    id self(internal->GetValue());
+    const char *name(CYPoolCString(pool, property));
+
+    if (object_getInstanceVariable(self, name, NULL) != NULL)
+        return true;
+
+    return false;
+}
+
+static JSValueRef Internal_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
+    CYPool pool;
+
+    CYTry {
+        id self(internal->GetValue());
+        const char *name(CYPoolCString(pool, property));
+
+        if (Ivar ivar = object_getInstanceVariable(self, name, NULL)) {
+            Type_privateData type(pool, ivar_getTypeEncoding(ivar));
+            return CYFromFFI(context, type.type_, type.GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar));
+        }
+
+        return NULL;
+    } CYCatch
+}
+
+static bool Internal_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+    Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
+    CYPool pool;
+
+    CYTry {
+        id self(internal->GetValue());
+        const char *name(CYPoolCString(pool, property));
+
+        if (Ivar ivar = object_getInstanceVariable(self, name, NULL)) {
+            Type_privateData type(pool, ivar_getTypeEncoding(ivar));
+            CYPoolFFI(pool, context, type.type_, type.GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar), value);
+            return true;
+        }
+
+        return false;
+    } CYCatch
+}
+
+static void Internal_getPropertyNames_(Class _class, JSPropertyNameAccumulatorRef names) {
+    if (Class super = class_getSuperclass(_class))
+        Internal_getPropertyNames_(super, names);
+
+    unsigned int size;
+    Ivar *data(class_copyIvarList(_class, &size));
+    for (size_t i(0); i != size; ++i)
+        JSPropertyNameAccumulatorAddName(names, CYJSString(ivar_getName(data[i])));
+    free(data);
+}
+
+static void Internal_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
+    Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
+    CYPool pool;
+
+    id self(internal->GetValue());
+    Class _class(object_getClass(self));
+
+    Internal_getPropertyNames_(_class, names);
+}
+
+static JSValueRef Internal_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
+    return internal->GetOwner();
+}
+
+static bool Index_(apr_pool_t *pool, Struct_privateData *internal, JSStringRef property, ssize_t &index, uint8_t *&base) {
     Type_privateData *typical(internal->type_);
+    sig::Type *type(typical->type_);
+    if (type == NULL)
+        return false;
 
-    size_t length;
-    const char *name(CYPoolCString(pool, property, &length));
+    const char *name(CYPoolCString(pool, property));
+    size_t length(strlen(name));
     double number(CYCastDouble(name, length));
 
-    size_t count(typical->type_.data.signature.count);
+    size_t count(type->data.signature.count);
 
     if (std::isnan(number)) {
         if (property == NULL)
             return false;
 
-        sig::Element *elements(typical->type_.data.signature.elements);
+        sig::Element *elements(type->data.signature.elements);
 
         for (size_t local(0); local != count; ++local) {
             sig::Element *element(&elements[local]);
@@ -1642,47 +2475,81 @@ bool Index_(apr_pool_t *pool, Struct_privateData *internal, JSStringRef property
     return true;
 }
 
-static JSValueRef Pointer_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
-    CYPool pool;
+static JSValueRef Pointer_getIndex(JSContextRef context, JSObjectRef object, size_t index, JSValueRef *exception) {
     Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
     Type_privateData *typical(internal->type_);
 
-    ssize_t index;
-    if (!CYGetIndex(pool, property, index))
-        return NULL;
-
     ffi_type *ffi(typical->GetFFI());
 
     uint8_t *base(reinterpret_cast<uint8_t *>(internal->value_));
     base += ffi->size * index;
 
-    JSObjectRef owner(internal->owner_ ?: object);
+    JSObjectRef owner(internal->GetOwner() ?: object);
 
     CYTry {
-        return CYFromFFI(context, &typical->type_, ffi, base, false, owner);
+        return CYFromFFI(context, typical->type_, ffi, base, false, owner);
     } CYCatch
 }
 
-static bool Pointer_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+static JSValueRef Pointer_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
     CYPool pool;
     Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
     Type_privateData *typical(internal->type_);
 
-    ssize_t index;
-    if (!CYGetIndex(pool, property, index))
+    if (typical->type_ == NULL)
+        return NULL;
+
+    ssize_t offset;
+    if (!CYGetOffset(pool, property, offset))
         return NULL;
 
+    return Pointer_getIndex(context, object, offset, exception);
+}
+
+static JSValueRef Pointer_getProperty_$cyi(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    return Pointer_getIndex(context, object, 0, exception);
+}
+
+static bool Pointer_setIndex(JSContextRef context, JSObjectRef object, size_t index, JSValueRef value, JSValueRef *exception) {
+    Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
+    Type_privateData *typical(internal->type_);
+
     ffi_type *ffi(typical->GetFFI());
 
     uint8_t *base(reinterpret_cast<uint8_t *>(internal->value_));
     base += ffi->size * index;
 
     CYTry {
-        CYPoolFFI(NULL, context, &typical->type_, ffi, base, value);
+        CYPoolFFI(NULL, context, typical->type_, ffi, base, value);
         return true;
     } CYCatch
 }
 
+static bool Pointer_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+    CYPool pool;
+    Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
+    Type_privateData *typical(internal->type_);
+
+    if (typical->type_ == NULL)
+        return NULL;
+
+    ssize_t offset;
+    if (!CYGetOffset(pool, property, offset))
+        return NULL;
+
+    return Pointer_setIndex(context, object, offset, value, exception);
+}
+
+static bool Pointer_setProperty_$cyi(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+    return Pointer_setIndex(context, object, 0, value, exception);
+}
+
+static JSValueRef Struct_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    Struct_privateData *internal(reinterpret_cast<Struct_privateData *>(JSObjectGetPrivate(_this)));
+    Type_privateData *typical(internal->type_);
+    return CYMakePointer(context, internal->value_, typical->type_, typical->ffi_, _this);
+}
+
 static JSValueRef Struct_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
     CYPool pool;
     Struct_privateData *internal(reinterpret_cast<Struct_privateData *>(JSObjectGetPrivate(object)));
@@ -1694,10 +2561,10 @@ static JSValueRef Struct_getProperty(JSContextRef context, JSObjectRef object, J
     if (!Index_(pool, internal, property, index, base))
         return NULL;
 
-    JSObjectRef owner(internal->owner_ ?: object);
+    JSObjectRef owner(internal->GetOwner() ?: object);
 
     CYTry {
-        return CYFromFFI(context, typical->type_.data.signature.elements[index].type, typical->GetFFI()->elements[index], base, false, owner);
+        return CYFromFFI(context, typical->type_->data.signature.elements[index].type, typical->GetFFI()->elements[index], base, false, owner);
     } CYCatch
 }
 
@@ -1713,7 +2580,7 @@ static bool Struct_setProperty(JSContextRef context, JSObjectRef object, JSStrin
         return false;
 
     CYTry {
-        CYPoolFFI(NULL, context, typical->type_.data.signature.elements[index].type, typical->GetFFI()->elements[index], base, value);
+        CYPoolFFI(NULL, context, typical->type_->data.signature.elements[index].type, typical->GetFFI()->elements[index], base, value);
         return true;
     } CYCatch
 }
@@ -1721,9 +2588,13 @@ static bool Struct_setProperty(JSContextRef context, JSObjectRef object, JSStrin
 static void Struct_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
     Struct_privateData *internal(reinterpret_cast<Struct_privateData *>(JSObjectGetPrivate(object)));
     Type_privateData *typical(internal->type_);
+    sig::Type *type(typical->type_);
 
-    size_t count(typical->type_.data.signature.count);
-    sig::Element *elements(typical->type_.data.signature.elements);
+    if (type == NULL)
+        return;
+
+    size_t count(type->data.signature.count);
+    sig::Element *elements(type->data.signature.elements);
 
     char number[32];
 
@@ -1764,46 +2635,132 @@ JSValueRef CYCallFunction(apr_pool_t *pool, JSContextRef context, size_t setups,
     } CYCatch
 }
 
-void Closure_(ffi_cif *cif, void *result, void **arguments, void *arg) {
-    ffoData *data(reinterpret_cast<ffoData *>(arg));
+static JSValueRef ObjectiveC_Classes_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYTry {
+        CYPool pool;
+        NSString *name(CYCastNSString(pool, property));
+        if (Class _class = NSClassFromString(name))
+            return CYMakeInstance(context, _class, true);
+        return NULL;
+    } CYCatch
+}
 
-    JSContextRef context(data->context_);
+static void ObjectiveC_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
+    size_t size(objc_getClassList(NULL, 0));
+    Class *data(reinterpret_cast<Class *>(malloc(sizeof(Class) * size)));
 
-    size_t count(data->cif_.nargs);
-    JSValueRef values[count];
+  get:
+    size_t writ(objc_getClassList(data, size));
+    if (size < writ) {
+        size = writ;
+        if (Class *copy = reinterpret_cast<Class *>(realloc(data, sizeof(Class) * writ))) {
+            data = copy;
+            goto get;
+        } else goto done;
+    }
 
-    for (size_t index(0); index != count; ++index)
-        values[index] = CYFromFFI(context, data->signature_.elements[1 + index].type, data->cif_.arg_types[index], arguments[index], false);
+    for (size_t i(0); i != writ; ++i)
+        JSPropertyNameAccumulatorAddName(names, CYJSString(class_getName(data[i])));
 
-    JSValueRef value(CYCallAsFunction(context, data->function_, NULL, count, values));
-    CYPoolFFI(NULL, context, data->signature_.elements[0].type, data->cif_.rtype, result, value);
+  done:
+    free(data);
 }
 
-JSObjectRef CYMakeFunctor(JSContextRef context, JSObjectRef function, const char *type) {
-    // XXX: in case of exceptions this will leak
-    ffoData *data(new ffoData(type));
+static JSValueRef ObjectiveC_Image_Classes_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    const char *internal(reinterpret_cast<const char *>(JSObjectGetPrivate(object)));
 
-    ffi_closure *closure;
-    _syscall(closure = (ffi_closure *) mmap(
-        NULL, sizeof(ffi_closure),
-        PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE,
-        -1, 0
-    ));
+    CYTry {
+        CYPool pool;
+        const char *name(CYPoolCString(pool, property));
+        unsigned int size;
+        const char **data(objc_copyClassNamesForImage(internal, &size));
+        JSValueRef value;
+        for (size_t i(0); i != size; ++i)
+            if (strcmp(name, data[i]) == 0) {
+                if (Class _class = objc_getClass(name)) {
+                    value = CYMakeInstance(context, _class, true);
+                    goto free;
+                } else
+                    break;
+            }
+        value = NULL;
+      free:
+        free(data);
+        return value;
+    } CYCatch
+}
 
-    ffi_status status(ffi_prep_closure(closure, &data->cif_, &Closure_, data));
-    _assert(status == FFI_OK);
+static void ObjectiveC_Image_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
+    const char *internal(reinterpret_cast<const char *>(JSObjectGetPrivate(object)));
+    unsigned int size;
+    const char **data(objc_copyClassNamesForImage(internal, &size));
+    for (size_t i(0); i != size; ++i)
+        JSPropertyNameAccumulatorAddName(names, CYJSString(data[i]));
+    free(data);
+}
 
-    _syscall(mprotect(closure, sizeof(*closure), PROT_READ | PROT_EXEC));
+static JSValueRef ObjectiveC_Images_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYTry {
+        CYPool pool;
+        const char *name(CYPoolCString(pool, property));
+        unsigned int size;
+        const char **data(objc_copyImageNames(&size));
+        for (size_t i(0); i != size; ++i)
+            if (strcmp(name, data[i]) == 0) {
+                name = data[i];
+                goto free;
+            }
+        name = NULL;
+      free:
+        free(data);
+        if (name == NULL)
+            return NULL;
+        JSObjectRef value(JSObjectMake(context, NULL, NULL));
+        CYSetProperty(context, value, CYJSString("classes"), JSObjectMake(context, ObjectiveC_Image_Classes_, const_cast<char *>(name)));
+        return value;
+    } CYCatch
+}
+
+static void ObjectiveC_Images_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
+    unsigned int size;
+    const char **data(objc_copyImageNames(&size));
+    for (size_t i(0); i != size; ++i)
+        JSPropertyNameAccumulatorAddName(names, CYJSString(data[i]));
+    free(data);
+}
+
+static JSValueRef ObjectiveC_Protocols_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYTry {
+        CYPool pool;
+        NSString *name(CYCastNSString(pool, property));
+        if (Protocol *protocol = NSProtocolFromString(name))
+            return CYMakeInstance(context, protocol, true);
+        return NULL;
+    } CYCatch
+}
 
-    data->value_ = closure;
+static void ObjectiveC_Protocols_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
+    unsigned int size;
+    Protocol **data(objc_copyProtocolList(&size));
+    for (size_t i(0); i != size; ++i)
+        JSPropertyNameAccumulatorAddName(names, CYJSString(protocol_getName(data[i])));
+    free(data);
+}
 
-    data->context_ = CYGetJSContext();
-    data->function_ = function;
+static JSObjectRef CYMakeType(JSContextRef context, const char *type) {
+    Type_privateData *internal(new Type_privateData(NULL, type));
+    return JSObjectMake(context, Type_, internal);
+}
 
-    return JSObjectMake(context, Functor_, data);
+static JSObjectRef CYMakeType(JSContextRef context, sig::Type *type) {
+    Type_privateData *internal(new Type_privateData(type));
+    return JSObjectMake(context, Type_, internal);
 }
 
 static JSValueRef Runtime_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    if (JSStringIsEqualToUTF8CString(property, "nil"))
+        return Instance::Make(context, nil);
+
     CYTry {
         CYPool pool;
         NSString *name(CYCastNSString(pool, property));
@@ -1821,13 +2778,19 @@ static JSValueRef Runtime_getProperty(JSContextRef context, JSObjectRef object,
                     sig::Parse(pool, &signature, CYPoolCString(pool, [entry objectAtIndex:1]), &Structor_);
                     ffi_cif cif;
                     sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif);
-                    return CYFromFFI(context, signature.elements[0].type, cif.rtype, [name cy$symbol], false);
+                    return CYFromFFI(context, signature.elements[0].type, cif.rtype, [name cy$symbol]);
+            }
+        if (NSMutableArray *entry = [[Bridge_ objectAtIndex:2] objectForKey:name])
+            switch ([[entry objectAtIndex:0] intValue]) {
+                // XXX: implement case 0
+                case 1:
+                    return CYMakeType(context, CYPoolCString(pool, [entry objectAtIndex:1]));
             }
         return NULL;
     } CYCatch
 }
 
-bool stret(ffi_type *ffi_type) {
+static bool stret(ffi_type *ffi_type) {
     return ffi_type->type == FFI_TYPE_STRUCT && (
         ffi_type->size > OBJC_MAX_STRUCT_BY_VALUE ||
         struct_forward_array[ffi_type->size] != 0
@@ -1847,25 +2810,6 @@ static JSValueRef System_print(JSContextRef context, JSObjectRef object, JSObjec
     } CYCatch
 }
 
-static JSValueRef CYApplicationMain(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
-    CYTry {
-        CYPool pool;
-
-        int argc(CYCastDouble(context, arguments[0]));
-        char **argv(CYCastPointer<char **>(context, arguments[1]));
-        NSString *principal(CYCastNSObject(pool, context, arguments[2]));
-        NSString *delegate(CYCastNSObject(pool, context, arguments[3]));
-
-        argc = *_NSGetArgc() - 1;
-        argv = *_NSGetArgv() + 1;
-        for (int i(0); i != argc; ++i)
-            NSLog(@"argv[%i]=%s", i, argv[i]);
-
-        _pooled
-        return CYCastJSValue(context, UIApplicationMain(argc, argv, principal, delegate));
-    } CYCatch
-}
-
 JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize, JSValueRef *exception) {
     const char *type;
 
@@ -1873,12 +2817,14 @@ JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, SEL _c
     if (Method method = class_getInstanceMethod(_class, _cmd))
         type = method_getTypeEncoding(method);
     else {
-        CYPoolTry {
-            NSMethodSignature *method([self methodSignatureForSelector:_cmd]);
-            if (method == nil)
-                @throw [NSException exceptionWithName:NSInvalidArgumentException reason:[NSString stringWithFormat:@"unrecognized selector %s sent to object %p", sel_getName(_cmd), self] userInfo:nil];
-            type = CYPoolCString(pool, [method _typeString]);
-        } CYPoolCatch(NULL)
+        CYTry {
+            CYPoolTry {
+                NSMethodSignature *method([self methodSignatureForSelector:_cmd]);
+                if (method == nil)
+                    @throw [NSException exceptionWithName:NSInvalidArgumentException reason:[NSString stringWithFormat:@"unrecognized selector %s sent to object %p", sel_getName(_cmd), self] userInfo:nil];
+                type = CYPoolCString(pool, [method _typeString]);
+            } CYPoolCatch(NULL)
+        } CYCatch
     }
 
     void *setup[2];
@@ -1895,6 +2841,14 @@ JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, SEL _c
     return CYCallFunction(pool, context, 2, setup, count, arguments, initialize, exception, &signature, &cif, function);
 }
 
+static size_t Nonce_(0);
+
+static JSValueRef $cyq(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    char name[16];
+    sprintf(name, "%s%zu", CYCastCString(context, arguments[0]), Nonce_++);
+    return CYCastJSValue(context, name);
+}
+
 static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     CYPool pool;
 
@@ -1908,11 +2862,11 @@ static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObje
             @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"too few arguments to objc_msgSend" userInfo:nil];
 
         if (JSValueIsObjectOfClass(context, arguments[0], Instance_)) {
-            Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) arguments[0])));
-            self = data->GetValue();
-            uninitialized = data->IsUninitialized();
+            Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) arguments[0])));
+            self = internal->GetValue();
+            uninitialized = internal->IsUninitialized();
             if (uninitialized)
-                data->value_ = nil;
+                internal->value_ = nil;
         } else {
             self = CYCastNSObject(pool, context, arguments[0]);
             uninitialized = false;
@@ -1927,6 +2881,39 @@ static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObje
     return CYSendMessage(pool, context, self, _cmd, count - 2, arguments + 2, uninitialized, exception);
 }
 
+/* Hook: objc_registerClassPair {{{ */
+// XXX: replace this with associated objects
+
+MSHook(void, CYDealloc, id self, SEL sel) {
+    CYInternal *internal;
+    object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal));
+    if (internal != NULL)
+        delete internal;
+    _CYDealloc(self, sel);
+}
+
+MSHook(void, objc_registerClassPair, Class _class) {
+    Class super(class_getSuperclass(_class));
+    if (super == NULL || class_getInstanceVariable(super, "cy$internal_") == NULL) {
+        class_addIvar(_class, "cy$internal_", sizeof(CYInternal *), log2(sizeof(CYInternal *)), "^{CYInternal}");
+        MSHookMessage(_class, @selector(dealloc), MSHake(CYDealloc));
+    }
+
+    _objc_registerClassPair(_class);
+}
+
+static JSValueRef objc_registerClassPair_(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to objc_registerClassPair" userInfo:nil];
+        CYPool pool;
+        Class _class(CYCastNSObject(pool, context, arguments[0]));
+        $objc_registerClassPair(_class);
+        return CYJSUndefined(context);
+    } CYCatch
+}
+/* }}} */
+
 static JSValueRef Selector_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     JSValueRef setup[count + 2];
     setup[0] = _this;
@@ -1935,13 +2922,27 @@ static JSValueRef Selector_callAsFunction(JSContextRef context, JSObjectRef obje
     return $objc_msgSend(context, NULL, NULL, count + 2, setup, exception);
 }
 
+static JSValueRef Message_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYPool pool;
+    Message_privateData *internal(reinterpret_cast<Message_privateData *>(JSObjectGetPrivate(object)));
+
+    // XXX: handle Instance::Uninitialized?
+    id self(CYCastNSObject(pool, context, _this));
+
+    void *setup[2];
+    setup[0] = &self;
+    setup[1] = &internal->sel_;
+
+    return CYCallFunction(pool, context, 2, setup, count, arguments, false, exception, &internal->signature_, &internal->cif_, internal->GetValue());
+}
+
 static JSValueRef Functor_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     CYPool pool;
-    Functor_privateData *data(reinterpret_cast<Functor_privateData *>(JSObjectGetPrivate(object)));
-    return CYCallFunction(pool, context, 0, NULL, count, arguments, false, exception, &data->signature_, &data->cif_, reinterpret_cast<void (*)()>(data->value_));
+    Functor_privateData *internal(reinterpret_cast<Functor_privateData *>(JSObjectGetPrivate(object)));
+    return CYCallFunction(pool, context, 0, NULL, count, arguments, false, exception, &internal->signature_, &internal->cif_, internal->GetValue());
 }
 
-JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+static JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     CYTry {
         if (count != 1)
             @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Selector constructor" userInfo:nil];
@@ -1950,85 +2951,227 @@ JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count,
     } CYCatch
 }
 
-JSObjectRef Functor_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+static JSObjectRef Pointer_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     CYTry {
         if (count != 2)
             @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Functor constructor" userInfo:nil];
+
+        void *value(CYCastPointer<void *>(context, arguments[0]));
         const char *type(CYCastCString(context, arguments[1]));
-        JSValueRef exception(NULL);
-        if (JSValueIsInstanceOfConstructor(context, arguments[0], Function_, &exception)) {
-            JSObjectRef function(CYCastJSObject(context, arguments[0]));
-            return CYMakeFunctor(context, function, type);
-        } else if (exception != NULL) {
-            return NULL;
+
+        CYPool pool;
+
+        sig::Signature signature;
+        sig::Parse(pool, &signature, type, &Structor_);
+
+        return CYMakePointer(context, value, signature.elements[0].type, NULL, NULL);
+    } CYCatch
+}
+
+static JSObjectRef Type_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Type constructor" userInfo:nil];
+        const char *type(CYCastCString(context, arguments[0]));
+        return CYMakeType(context, type);
+    } CYCatch
+}
+
+static JSValueRef Type_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
+
+    CYTry {
+        sig::Type type;
+
+        if (JSStringIsEqualToUTF8CString(property, "$cyi")) {
+            type.primitive = sig::pointer_P;
+            type.data.data.size = 0;
         } else {
-            void (*function)()(CYCastPointer<void (*)()>(context, arguments[0]));
-            return CYMakeFunctor(context, function, type);
+            size_t index(CYGetIndex(NULL, property));
+            if (index == _not(size_t))
+                return NULL;
+            type.primitive = sig::array_P;
+            type.data.data.size = index;
+        }
+
+        type.name = NULL;
+        type.flags = 0;
+
+        type.data.data.type = internal->type_;
+
+        return CYMakeType(context, &type);
+    } CYCatch
+}
+
+static JSValueRef Type_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
+
+    CYTry {
+        if (count != 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to type cast function" userInfo:nil];
+        sig::Type *type(internal->type_);
+        ffi_type *ffi(internal->GetFFI());
+        // XXX: alignment?
+        uint8_t value[ffi->size];
+        CYPool pool;
+        CYPoolFFI(pool, context, type, ffi, value, arguments[0]);
+        return CYFromFFI(context, type, ffi, value);
+    } CYCatch
+}
+
+static JSObjectRef Type_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 0)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to type cast function" userInfo:nil];
+        Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
+
+        sig::Type *type(internal->type_);
+        size_t size;
+
+        if (type->primitive != sig::array_P)
+            size = 0;
+        else {
+            size = type->data.data.size;
+            type = type->data.data.type;
         }
+
+        void *value(malloc(internal->GetFFI()->size));
+        return CYMakePointer(context, value, type, NULL, NULL);
+    } CYCatch
+}
+
+static JSObjectRef Instance_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count > 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Instance constructor" userInfo:nil];
+        id self(count == 0 ? nil : CYCastPointer<id>(context, arguments[0]));
+        return Instance::Make(context, self);
+    } CYCatch
+}
+
+static JSObjectRef Functor_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 2)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Functor constructor" userInfo:nil];
+        const char *type(CYCastCString(context, arguments[1]));
+        return CYMakeFunctor(context, arguments[0], type);
     } CYCatch
 }
 
-JSValueRef CYData_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
-    CYData *data(reinterpret_cast<CYData *>(JSObjectGetPrivate(object)));
-    return CYCastJSValue(context, reinterpret_cast<uintptr_t>(data->value_));
+static JSValueRef CYValue_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(object)));
+    return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->value_));
 }
 
-JSValueRef Selector_getProperty_prototype(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
-    return Function_;
+static JSValueRef CYValue_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(_this)));
+    Type_privateData *typical(internal->GetType());
+
+    sig::Type *type;
+    ffi_type *ffi;
+
+    if (typical == NULL) {
+        type = NULL;
+        ffi = NULL;
+    } else {
+        type = typical->type_;
+        ffi = typical->ffi_;
+    }
+
+    return CYMakePointer(context, &internal->value_, type, ffi, object);
 }
 
-static JSValueRef CYData_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+static JSValueRef CYValue_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(_this)));
+
     CYTry {
-        CYData *data(reinterpret_cast<CYData *>(JSObjectGetPrivate(_this)));
-        return CYCastJSValue(context, reinterpret_cast<uintptr_t>(data->value_));
+        return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->value_));
     } CYCatch
 }
 
-static JSValueRef CYData_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
-    return CYData_callAsFunction_valueOf(context, object, _this, count, arguments, exception);
+static JSValueRef CYValue_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    return CYValue_callAsFunction_valueOf(context, object, _this, count, arguments, exception);
 }
 
-static JSValueRef CYData_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+static JSValueRef CYValue_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(_this)));
+    char string[32];
+    sprintf(string, "%p", internal->value_);
+
     CYTry {
-        CYData *data(reinterpret_cast<CYData *>(JSObjectGetPrivate(_this)));
-        char string[32];
-        sprintf(string, "%p", data->value_);
         return CYCastJSValue(context, string);
     } CYCatch
 }
 
+static JSValueRef Instance_getProperty_constructor(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+    return Instance::Make(context, object_getClass(internal->GetValue()));
+}
+
+static JSValueRef Instance_getProperty_protocol(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+    id self(internal->GetValue());
+    if (!CYIsClass(self))
+        return CYJSUndefined(context);
+    CYTry {
+        return CYGetClassPrototype(context, self);
+    } CYCatch
+}
+
+static JSValueRef Instance_getProperty_messages(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+    id self(internal->GetValue());
+    if (class_getInstanceMethod(object_getClass(self), @selector(alloc)) == NULL)
+        return CYJSUndefined(context);
+    return Messages::Make(context, self);
+}
+
 static JSValueRef Instance_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    if (!JSValueIsObjectOfClass(context, _this, Instance_))
+        return NULL;
+
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
+
     CYTry {
-        Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
         CYPoolTry {
-            return CYCastJSValue(context, CYJSString([data->GetValue() cy$toCYON]));
+            return CYCastJSValue(context, CYJSString(CYPoolNSCYON(NULL, internal->GetValue())));
         } CYPoolCatch(NULL)
     } CYCatch
 }
 
 static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    if (!JSValueIsObjectOfClass(context, _this, Instance_))
+        return NULL;
+
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
+
     CYTry {
-        Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
         CYPoolTry {
             NSString *key(count == 0 ? nil : CYCastNSString(NULL, CYJSString(context, arguments[0])));
-            return CYCastJSValue(context, CYJSString([data->GetValue() cy$toJSON:key]));
+            // XXX: check for support of cy$toJSON?
+            return CYCastJSValue(context, CYJSString([internal->GetValue() cy$toJSON:key]));
         } CYPoolCatch(NULL)
     } CYCatch
 }
 
 static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    if (!JSValueIsObjectOfClass(context, _this, Instance_))
+        return NULL;
+
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
+
     CYTry {
-        Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
         CYPoolTry {
-            return CYCastJSValue(context, CYJSString([data->GetValue() description]));
+            return CYCastJSValue(context, CYJSString([internal->GetValue() description]));
         } CYPoolCatch(NULL)
     } CYCatch
 }
 
 static JSValueRef Selector_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
+
     CYTry {
-        Selector_privateData *data(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
-        return CYCastJSValue(context, sel_getName(data->GetValue()));
+        return CYCastJSValue(context, sel_getName(internal->GetValue()));
     } CYCatch
 }
 
@@ -2037,9 +3180,10 @@ static JSValueRef Selector_callAsFunction_toJSON(JSContextRef context, JSObjectR
 }
 
 static JSValueRef Selector_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
+    const char *name(sel_getName(internal->GetValue()));
+
     CYTry {
-        Selector_privateData *data(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
-        const char *name(sel_getName(data->GetValue()));
         CYPoolTry {
             return CYCastJSValue(context, CYJSString([NSString stringWithFormat:@"@selector(%s)", name]));
         } CYPoolCatch(NULL)
@@ -2048,53 +3192,94 @@ static JSValueRef Selector_callAsFunction_toCYON(JSContextRef context, JSObjectR
 
 static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     CYTry {
-        if (count != 2)
+        if (count != 1)
             @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Selector.type" userInfo:nil];
         CYPool pool;
-        Selector_privateData *data(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
+        Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
         Class _class(CYCastNSObject(pool, context, arguments[0]));
-        bool instance(CYCastBool(context, arguments[1]));
-        SEL sel(data->GetValue());
-        if (Method method = (*(instance ? &class_getInstanceMethod : class_getClassMethod))(_class, sel))
-            return CYCastJSValue(context, method_getTypeEncoding(method));
-        else if (NSString *type = [[Bridge_ objectAtIndex:1] objectForKey:CYCastNSString(pool, sel_getName(sel))])
+        SEL sel(internal->GetValue());
+        Method method(class_getInstanceMethod(_class, sel));
+        const char *type(CYPoolTypeEncoding(pool, _class, sel, method));
+        return type == NULL ? CYJSNull(context) : CYCastJSValue(context, CYJSString(type));
+    } CYCatch
+}
+
+static JSValueRef Type_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(_this)));
+        CYPool pool;
+        const char *type(sig::Unparse(pool, internal->type_));
+        CYPoolTry {
             return CYCastJSValue(context, CYJSString(type));
-        else
-            return CYJSNull(context);
+        } CYPoolCatch(NULL)
+    } CYCatch
+}
+
+static JSValueRef Type_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(_this)));
+        CYPool pool;
+        const char *type(sig::Unparse(pool, internal->type_));
+        CYPoolTry {
+            return CYCastJSValue(context, CYJSString([NSString stringWithFormat:@"new Type(%@)", [[NSString stringWithUTF8String:type] cy$toCYON]]));
+        } CYPoolCatch(NULL)
     } CYCatch
 }
 
-static JSStaticValue CYData_staticValues[2] = {
-    {"value", &CYData_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},
+static JSValueRef Type_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    return Type_callAsFunction_toString(context, object, _this, count, arguments, exception);
+}
+
+static JSStaticValue CYValue_staticValues[2] = {
+    {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},
+    {NULL, NULL, NULL, 0}
+};
+
+static JSStaticValue Pointer_staticValues[2] = {
+    {"$cyi", &Pointer_getProperty_$cyi, &Pointer_setProperty_$cyi, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {NULL, NULL, NULL, 0}
 };
 
 static JSStaticFunction Pointer_staticFunctions[4] = {
-    {"toCYON", &CYData_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
-    {"toJSON", &CYData_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
-    {"valueOf", &CYData_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toCYON", &CYValue_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toJSON", &CYValue_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"valueOf", &CYValue_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {NULL, NULL, 0}
+};
+
+static JSStaticFunction Struct_staticFunctions[2] = {
+    {"$cya", &Struct_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {NULL, NULL, 0}
 };
 
 static JSStaticFunction Functor_staticFunctions[4] = {
-    {"toCYON", &CYData_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
-    {"toJSON", &CYData_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
-    {"valueOf", &CYData_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toCYON", &CYValue_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toJSON", &CYValue_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"valueOf", &CYValue_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {NULL, NULL, 0}
 };
 
-/*static JSStaticValue Selector_staticValues[2] = {
-    {"prototype", &Selector_getProperty_prototype, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},
+static JSStaticValue Instance_staticValues[5] = {
+    {"constructor", &Instance_getProperty_constructor, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"messages", &Instance_getProperty_messages, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"prototype", &Instance_getProperty_protocol, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {NULL, NULL, NULL, 0}
-};*/
+};
 
-static JSStaticFunction Instance_staticFunctions[4] = {
+static JSStaticFunction Instance_staticFunctions[5] = {
+    {"$cya", &CYValue_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {"toCYON", &Instance_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {"toJSON", &Instance_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {"toString", &Instance_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {NULL, NULL, 0}
 };
 
+static JSStaticFunction Internal_staticFunctions[2] = {
+    {"$cya", &Internal_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {NULL, NULL, 0}
+};
+
 static JSStaticFunction Selector_staticFunctions[5] = {
     {"toCYON", &Selector_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {"toJSON", &Selector_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
@@ -2103,10 +3288,18 @@ static JSStaticFunction Selector_staticFunctions[5] = {
     {NULL, NULL, 0}
 };
 
+static JSStaticFunction Type_staticFunctions[4] = {
+    {"toCYON", &Type_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toJSON", &Type_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toString", &Type_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {NULL, NULL, 0}
+};
+
 CYDriver::CYDriver(const std::string &filename) :
     state_(CYClear),
     data_(NULL),
     size_(0),
+    file_(NULL),
     filename_(filename),
     source_(NULL)
 {
@@ -2139,94 +3332,384 @@ JSObjectRef CYGetGlobalObject(JSContextRef context) {
     return JSContextGetGlobalObject(context);
 }
 
+const char *CYExecute(apr_pool_t *pool, const char *code) { _pooled
+    JSContextRef context(CYGetJSContext());
+    JSValueRef exception(NULL), result;
+
+    try {
+        result = JSEvaluateScript(context, CYJSString(code), NULL, NULL, 0, &exception);
+    } catch (const char *error) {
+        return error;
+    }
+
+    if (exception != NULL) { error:
+        result = exception;
+        exception = NULL;
+    }
+
+    if (JSValueIsUndefined(context, result))
+        return NULL;
+
+    const char *json;
+
+    try {
+        json = CYPoolCCYON(pool, context, result, &exception);
+    } catch (const char *error) {
+        return error;
+    }
+
+    if (exception != NULL)
+        goto error;
+
+    CYSetProperty(context, CYGetGlobalObject(context), Result_, result);
+    return json;
+}
+
+bool CYRecvAll_(int socket, uint8_t *data, size_t size) {
+    while (size != 0) if (size_t writ = _syscall(recv(socket, data, size, 0))) {
+        data += writ;
+        size -= writ;
+    } else
+        return false;
+    return true;
+}
+
+bool CYSendAll_(int socket, const uint8_t *data, size_t size) {
+    while (size != 0) if (size_t writ = _syscall(send(socket, data, size, 0))) {
+        data += writ;
+        size -= writ;
+    } else
+        return false;
+    return true;
+}
+
+static apr_pool_t *Pool_;
+
+struct CYExecute_ {
+    apr_pool_t *pool_;
+    const char * volatile data_;
+};
+
+// XXX: this is "tre lame"
+@interface CYClient_ : NSObject {
+}
+
+- (void) execute:(NSValue *)value;
+
+@end
+
+@implementation CYClient_
+
+- (void) execute:(NSValue *)value {
+    CYExecute_ *execute(reinterpret_cast<CYExecute_ *>([value pointerValue]));
+    const char *data(execute->data_);
+    execute->data_ = NULL;
+    execute->data_ = CYExecute(execute->pool_, data);
+}
+
+@end
+
+struct CYClient :
+    CYData
+{
+    int socket_;
+    apr_thread_t *thread_;
+
+    CYClient(int socket) :
+        socket_(socket)
+    {
+    }
+
+    ~CYClient() {
+        _syscall(close(socket_));
+    }
+
+    void Handle() { _pooled
+        CYClient_ *client = [[[CYClient_ alloc] init] autorelease];
+
+        for (;;) {
+            size_t size;
+            if (!CYRecvAll(socket_, &size, sizeof(size)))
+                return;
+
+            CYPool pool;
+            char *data(new(pool) char[size + 1]);
+            if (!CYRecvAll(socket_, data, size))
+                return;
+            data[size] = '\0';
+
+            CYDriver driver("");
+            cy::parser parser(driver);
+
+            driver.data_ = data;
+            driver.size_ = size;
+
+            const char *json;
+            if (parser.parse() != 0 || !driver.errors_.empty()) {
+                json = NULL;
+                size = _not(size_t);
+            } else {
+                std::ostringstream str;
+                CYOutput out(str);
+                driver.source_->Show(out);
+                std::string code(str.str());
+                CYExecute_ execute = {pool, code.c_str()};
+                [client performSelectorOnMainThread:@selector(execute:) withObject:[NSValue valueWithPointer:&execute] waitUntilDone:YES];
+                json = execute.data_;
+                size = json == NULL ? _not(size_t) : strlen(json);
+            }
+
+            if (!CYSendAll(socket_, &size, sizeof(size)))
+                return;
+            if (json != NULL)
+                if (!CYSendAll(socket_, json, size))
+                    return;
+        }
+    }
+};
+
+static void * APR_THREAD_FUNC OnClient(apr_thread_t *thread, void *data) {
+    CYClient *client(reinterpret_cast<CYClient *>(data));
+    client->Handle();
+    delete client;
+    return NULL;
+}
+
+extern "C" void CYHandleClient(apr_pool_t *pool, int socket) {
+    CYClient *client(new(pool) CYClient(socket));
+    apr_threadattr_t *attr;
+    _aprcall(apr_threadattr_create(&attr, client->pool_));
+    _aprcall(apr_thread_create(&client->thread_, attr, &OnClient, client, client->pool_));
+}
+
 MSInitialize { _pooled
-    apr_initialize();
+    _aprcall(apr_initialize());
+    _aprcall(apr_pool_create(&Pool_, NULL));
+
+    Type_privateData::Object = new(Pool_) Type_privateData(Pool_, "@");
+    Type_privateData::Selector = new(Pool_) Type_privateData(Pool_, ":");
 
     Bridge_ = [[NSMutableArray arrayWithContentsOfFile:@"/usr/lib/libcycript.plist"] retain];
 
+    NSArray_ = objc_getClass("NSArray");
     NSCFBoolean_ = objc_getClass("NSCFBoolean");
+    NSCFType_ = objc_getClass("NSCFType");
+    NSDictionary_ = objc_getClass("NSDictonary");
+    NSMessageBuilder_ = objc_getClass("NSMessageBuilder");
+    NSZombie_ = objc_getClass("_NSZombie_");
+    Object_ = objc_getClass("Object");
+}
 
-    JSClassDefinition definition;
-
-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Pointer";
-    definition.staticFunctions = Pointer_staticFunctions;
-    definition.getProperty = &Pointer_getProperty;
-    definition.setProperty = &Pointer_setProperty;
-    definition.finalize = &CYData::Finalize;
-    Pointer_ = JSClassCreate(&definition);
-
-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Functor";
-    definition.staticFunctions = Functor_staticFunctions;
-    definition.callAsFunction = &Functor_callAsFunction;
-    definition.finalize = &CYData::Finalize;
-    Functor_ = JSClassCreate(&definition);
-
-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Struct";
-    definition.getProperty = &Struct_getProperty;
-    definition.setProperty = &Struct_setProperty;
-    definition.getPropertyNames = &Struct_getPropertyNames;
-    definition.finalize = &CYData::Finalize;
-    Struct_ = JSClassCreate(&definition);
-
-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Selector";
-    definition.staticValues = CYData_staticValues;
-    //definition.staticValues = Selector_staticValues;
-    definition.staticFunctions = Selector_staticFunctions;
-    definition.callAsFunction = &Selector_callAsFunction;
-    definition.finalize = &CYData::Finalize;
-    Selector_ = JSClassCreate(&definition);
-
-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Instance";
-    definition.staticValues = CYData_staticValues;
-    definition.staticFunctions = Instance_staticFunctions;
-    definition.getProperty = &Instance_getProperty;
-    definition.setProperty = &Instance_setProperty;
-    definition.deleteProperty = &Instance_deleteProperty;
-    definition.callAsConstructor = &Instance_callAsConstructor;
-    definition.finalize = &CYData::Finalize;
-    Instance_ = JSClassCreate(&definition);
-
-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Runtime";
-    definition.getProperty = &Runtime_getProperty;
-    Runtime_ = JSClassCreate(&definition);
-
-    definition = kJSClassDefinitionEmpty;
-    //definition.getProperty = &Global_getProperty;
-    JSClassRef Global(JSClassCreate(&definition));
-
-    JSGlobalContextRef context(JSGlobalContextCreate(Global));
-    Context_ = context;
-
-    JSObjectRef global(CYGetGlobalObject(context));
-
-    JSObjectSetPrototype(context, global, JSObjectMake(context, Runtime_, NULL));
-    CYSetProperty(context, global, CYJSString("ObjectiveC"), JSObjectMake(context, Runtime_, NULL));
-
-    CYSetProperty(context, global, CYJSString("Selector"), JSObjectMakeConstructor(context, Selector_, &Selector_new));
-    CYSetProperty(context, global, CYJSString("Functor"), JSObjectMakeConstructor(context, Functor_, &Functor_new));
-
-    CYSetProperty(context, global, CYJSString("CYApplicationMain"), JSObjectMakeFunctionWithCallback(context, CYJSString("CYApplicationMain"), &CYApplicationMain));
-    CYSetProperty(context, global, CYJSString("objc_msgSend"), JSObjectMakeFunctionWithCallback(context, CYJSString("objc_msgSend"), &$objc_msgSend));
-
-    System_ = JSObjectMake(context, NULL, NULL);
-    CYSetProperty(context, global, CYJSString("system"), System_);
-    CYSetProperty(context, System_, CYJSString("args"), CYJSNull(context));
-    //CYSetProperty(context, System_, CYJSString("global"), global);
-
-    CYSetProperty(context, System_, CYJSString("print"), JSObjectMakeFunctionWithCallback(context, CYJSString("print"), &System_print));
-
-    length_ = JSStringCreateWithUTF8CString("length");
-    message_ = JSStringCreateWithUTF8CString("message");
-    name_ = JSStringCreateWithUTF8CString("name");
-    toCYON_ = JSStringCreateWithUTF8CString("toCYON");
-    toJSON_ = JSStringCreateWithUTF8CString("toJSON");
-
-    Array_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Array")));
-    Function_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Function")));
+JSGlobalContextRef CYGetJSContext() {
+    if (Context_ == NULL) {
+        JSClassDefinition definition;
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Functor";
+        definition.staticFunctions = Functor_staticFunctions;
+        definition.callAsFunction = &Functor_callAsFunction;
+        definition.finalize = &Finalize;
+        Functor_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Instance";
+        definition.staticValues = Instance_staticValues;
+        definition.staticFunctions = Instance_staticFunctions;
+        definition.hasProperty = &Instance_hasProperty;
+        definition.getProperty = &Instance_getProperty;
+        definition.setProperty = &Instance_setProperty;
+        definition.deleteProperty = &Instance_deleteProperty;
+        definition.getPropertyNames = &Instance_getPropertyNames;
+        definition.callAsConstructor = &Instance_callAsConstructor;
+        definition.hasInstance = &Instance_hasInstance;
+        definition.finalize = &Finalize;
+        Instance_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Internal";
+        definition.staticFunctions = Internal_staticFunctions;
+        definition.hasProperty = &Internal_hasProperty;
+        definition.getProperty = &Internal_getProperty;
+        definition.setProperty = &Internal_setProperty;
+        definition.getPropertyNames = &Internal_getPropertyNames;
+        definition.finalize = &Finalize;
+        Internal_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Message";
+        definition.staticFunctions = Functor_staticFunctions;
+        definition.callAsFunction = &Message_callAsFunction;
+        definition.finalize = &Finalize;
+        Message_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Messages";
+        definition.hasProperty = &Messages_hasProperty;
+        definition.getProperty = &Messages_getProperty;
+        definition.setProperty = &Messages_setProperty;
+#if !__OBJC2__
+        definition.deleteProperty = &Messages_deleteProperty;
+#endif
+        definition.getPropertyNames = &Messages_getPropertyNames;
+        definition.finalize = &Finalize;
+        Messages_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "NSArrayPrototype";
+        //definition.hasProperty = &NSArrayPrototype_hasProperty;
+        //definition.getProperty = &NSArrayPrototype_getProperty;
+        //definition.setProperty = &NSArrayPrototype_setProperty;
+        //definition.deleteProperty = &NSArrayPrototype_deleteProperty;
+        //definition.getPropertyNames = &NSArrayPrototype_getPropertyNames;
+        NSArrayPrototype_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Pointer";
+        definition.staticValues = Pointer_staticValues;
+        definition.staticFunctions = Pointer_staticFunctions;
+        definition.getProperty = &Pointer_getProperty;
+        definition.setProperty = &Pointer_setProperty;
+        definition.finalize = &Finalize;
+        Pointer_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Selector";
+        definition.staticValues = CYValue_staticValues;
+        definition.staticFunctions = Selector_staticFunctions;
+        definition.callAsFunction = &Selector_callAsFunction;
+        definition.finalize = &Finalize;
+        Selector_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Struct";
+        definition.staticFunctions = Struct_staticFunctions;
+        definition.getProperty = &Struct_getProperty;
+        definition.setProperty = &Struct_setProperty;
+        definition.getPropertyNames = &Struct_getPropertyNames;
+        definition.finalize = &Finalize;
+        Struct_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Type";
+        definition.staticFunctions = Type_staticFunctions;
+        definition.getProperty = &Type_getProperty;
+        definition.callAsFunction = &Type_callAsFunction;
+        definition.callAsConstructor = &Type_callAsConstructor;
+        definition.finalize = &Finalize;
+        Type_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Runtime";
+        definition.getProperty = &Runtime_getProperty;
+        Runtime_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "ObjectiveC::Classes";
+        definition.getProperty = &ObjectiveC_Classes_getProperty;
+        definition.getPropertyNames = &ObjectiveC_Classes_getPropertyNames;
+        ObjectiveC_Classes_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "ObjectiveC::Images";
+        definition.getProperty = &ObjectiveC_Images_getProperty;
+        definition.getPropertyNames = &ObjectiveC_Images_getPropertyNames;
+        ObjectiveC_Images_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "ObjectiveC::Image::Classes";
+        definition.getProperty = &ObjectiveC_Image_Classes_getProperty;
+        definition.getPropertyNames = &ObjectiveC_Image_Classes_getPropertyNames;
+        ObjectiveC_Image_Classes_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "ObjectiveC::Protocols";
+        definition.getProperty = &ObjectiveC_Protocols_getProperty;
+        definition.getPropertyNames = &ObjectiveC_Protocols_getPropertyNames;
+        ObjectiveC_Protocols_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        //definition.getProperty = &Global_getProperty;
+        JSClassRef Global(JSClassCreate(&definition));
+
+        JSGlobalContextRef context(JSGlobalContextCreate(Global));
+        Context_ = context;
+
+        JSObjectRef global(CYGetGlobalObject(context));
+
+        JSObjectSetPrototype(context, global, JSObjectMake(context, Runtime_, NULL));
+        ObjectiveC_ = JSObjectMake(context, NULL, NULL);
+        CYSetProperty(context, global, CYJSString("ObjectiveC"), ObjectiveC_);
+
+        CYSetProperty(context, ObjectiveC_, CYJSString("classes"), JSObjectMake(context, ObjectiveC_Classes_, NULL));
+        CYSetProperty(context, ObjectiveC_, CYJSString("images"), JSObjectMake(context, ObjectiveC_Images_, NULL));
+        CYSetProperty(context, ObjectiveC_, CYJSString("protocols"), JSObjectMake(context, ObjectiveC_Protocols_, NULL));
+
+        Array_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Array")));
+        Function_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Function")));
+        String_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("String")));
+
+        length_ = JSStringCreateWithUTF8CString("length");
+        message_ = JSStringCreateWithUTF8CString("message");
+        name_ = JSStringCreateWithUTF8CString("name");
+        prototype_ = JSStringCreateWithUTF8CString("prototype");
+        toCYON_ = JSStringCreateWithUTF8CString("toCYON");
+        toJSON_ = JSStringCreateWithUTF8CString("toJSON");
+
+        JSObjectRef Object(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Object"))));
+        Object_prototype_ = CYCastJSObject(context, CYGetProperty(context, Object, prototype_));
+
+        Array_prototype_ = CYCastJSObject(context, CYGetProperty(context, Array_, prototype_));
+        Array_pop_ = CYCastJSObject(context, CYGetProperty(context, Array_prototype_, CYJSString("pop")));
+        Array_push_ = CYCastJSObject(context, CYGetProperty(context, Array_prototype_, CYJSString("push")));
+        Array_splice_ = CYCastJSObject(context, CYGetProperty(context, Array_prototype_, CYJSString("splice")));
+
+        JSObjectRef Functor(JSObjectMakeConstructor(context, Functor_, &Functor_new));
+        JSObjectRef Instance(JSObjectMakeConstructor(context, Instance_, &Instance_new));
+        JSObjectRef Message(JSObjectMakeConstructor(context, Message_, NULL));
+        JSObjectRef Selector(JSObjectMakeConstructor(context, Selector_, &Selector_new));
+
+        Instance_prototype_ = (JSObjectRef) CYGetProperty(context, Instance, prototype_);
+
+        JSValueRef function(CYGetProperty(context, Function_, prototype_));
+        JSObjectSetPrototype(context, (JSObjectRef) CYGetProperty(context, Message, prototype_), function);
+        JSObjectSetPrototype(context, (JSObjectRef) CYGetProperty(context, Functor, prototype_), function);
+        JSObjectSetPrototype(context, (JSObjectRef) CYGetProperty(context, Selector, prototype_), function);
+
+        CYSetProperty(context, global, CYJSString("Functor"), Functor);
+        CYSetProperty(context, global, CYJSString("Instance"), Instance);
+        CYSetProperty(context, global, CYJSString("Pointer"), JSObjectMakeConstructor(context, Pointer_, &Pointer_new));
+        CYSetProperty(context, global, CYJSString("Selector"), Selector);
+        CYSetProperty(context, global, CYJSString("Type"), JSObjectMakeConstructor(context, Type_, &Type_new));
+
+        MSHookFunction(&objc_registerClassPair, MSHake(objc_registerClassPair));
+
+        class_addMethod(NSCFType_, @selector(cy$toJSON:), reinterpret_cast<IMP>(&NSCFType$cy$toJSON), "@12@0:4@8");
+
+        CYSetProperty(context, global, CYJSString("objc_registerClassPair"), JSObjectMakeFunctionWithCallback(context, CYJSString("objc_registerClassPair"), &objc_registerClassPair_));
+        CYSetProperty(context, global, CYJSString("objc_msgSend"), JSObjectMakeFunctionWithCallback(context, CYJSString("objc_msgSend"), &$objc_msgSend));
+        CYSetProperty(context, global, CYJSString("$cyq"), JSObjectMakeFunctionWithCallback(context, CYJSString("$cyq"), &$cyq));
+
+        System_ = JSObjectMake(context, NULL, NULL);
+        CYSetProperty(context, global, CYJSString("system"), System_);
+        CYSetProperty(context, System_, CYJSString("args"), CYJSNull(context));
+        //CYSetProperty(context, System_, CYJSString("global"), global);
+
+        CYSetProperty(context, System_, CYJSString("print"), JSObjectMakeFunctionWithCallback(context, CYJSString("print"), &System_print));
+
+        Result_ = JSStringCreateWithUTF8CString("_");
+
+        JSValueProtect(context, Array_);
+        JSValueProtect(context, Function_);
+        JSValueProtect(context, String_);
+
+        JSValueProtect(context, Instance_prototype_);
+        JSValueProtect(context, Object_prototype_);
+
+        JSValueProtect(context, Array_prototype_);
+        JSValueProtect(context, Array_pop_);
+        JSValueProtect(context, Array_push_);
+        JSValueProtect(context, Array_splice_);
+    }
+
+    return Context_;
 }