Cast NSUInteger arguments to size_t for %zu format.

[cycript.git] / ObjectiveC / Library.mm

diff --git a/ObjectiveC/Library.mm b/ObjectiveC/Library.mm
index 44eb0570c8f09fcdc907082cbb85c707ec59f01d..f4a72d738cc4604b4e2dd6f433849b98848b0074 100644 (file)
--- a/ObjectiveC/Library.mm
+++ b/ObjectiveC/Library.mm
@@ -128,6 +128,41 @@ static void (*$objc_setAssociatedObject)(id object, void *key, id value, objc_As
 static id (*$objc_getAssociatedObject)(id object, void *key);
 static void (*$objc_removeAssociatedObjects)(id object);
 
 static id (*$objc_getAssociatedObject)(id object, void *key);
 static void (*$objc_removeAssociatedObjects)(id object);
 

+struct BlockLiteral {
+    Class isa;
+    int flags;
+    int reserved;
+    void (*invoke)(void *, ...);
+    void *descriptor;
+};
+
+struct BlockDescriptor1 {
+    unsigned long int reserved;
+    unsigned long int size;
+};
+
+struct BlockDescriptor2 {
+    void (*copy_helper)(BlockLiteral *dst, BlockLiteral *src);
+    void (*dispose_helper)(BlockLiteral *src);
+};
+
+struct BlockDescriptor3 {
+    const char *signature;
+    const char *layout;
+};
+
+enum {
+    BLOCK_DEALLOCATING = 0x0001,
+    BLOCK_REFCOUNT_MASK = 0xfffe,
+    BLOCK_NEEDS_FREE = 1 << 24,
+    BLOCK_HAS_COPY_DISPOSE = 1 << 25,
+    BLOCK_HAS_CTOR = 1 << 26,
+    BLOCK_IS_GC = 1 << 27,
+    BLOCK_IS_GLOBAL = 1 << 28,
+    BLOCK_HAS_STRET = 1 << 29,
+    BLOCK_HAS_SIGNATURE = 1 << 30,
+};
+

 JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, Class super, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize, JSValueRef *exception);
 
 /* Objective-C Pool Release {{{ */
 JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, Class super, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize, JSValueRef *exception);
 
 /* Objective-C Pool Release {{{ */


@@ -245,8 +280,8 @@ static JSClassRef ArrayInstance_;
 static JSClassRef FunctionInstance_;
 static JSClassRef ObjectInstance_;
 static JSClassRef StringInstance_;
 static JSClassRef FunctionInstance_;
 static JSClassRef ObjectInstance_;
 static JSClassRef StringInstance_;

-static JSClassRef TypeInstance_;

 
 

+static JSClassRef Class_;

 static JSClassRef Internal_;
 static JSClassRef Message_;
 static JSClassRef Messages_;
 static JSClassRef Internal_;
 static JSClassRef Message_;
 static JSClassRef Messages_;


@@ -295,7 +330,7 @@ JSValueRef CYGetClassPrototype(JSContextRef context, Class self, bool meta) {
     if (self == nil)
         return CYGetCachedObject(context, CYJSString("Instance_prototype"));
     else if (meta && !class_isMetaClass(self))
     if (self == nil)
         return CYGetCachedObject(context, CYJSString("Instance_prototype"));
     else if (meta && !class_isMetaClass(self))

-        return CYGetCachedObject(context, CYJSString("TypeInstance_prototype"));
+        return CYGetCachedObject(context, CYJSString("Class_prototype"));

 
     JSObjectRef global(CYGetGlobalObject(context));
     JSObjectRef cy(CYCastJSObject(context, CYGetProperty(context, global, cy_s)));
 
     JSObjectRef global(CYGetGlobalObject(context));
     JSObjectRef cy(CYCastJSObject(context, CYGetProperty(context, global, cy_s)));


@@ -610,12 +645,45 @@ _finline bool CYJSValueIsInstanceOfCachedConstructor(JSContextRef context, JSVal
     return is;
 }
 
     return is;
 }
 

+NSObject *CYMakeBlock(void (*invoke)(), sig::Signature &signature) {
+    BlockLiteral *literal(reinterpret_cast<BlockLiteral *>(malloc(sizeof(BlockLiteral))));
+
+    struct Descriptor {
+        struct {
+            BlockDescriptor1 one_;
+            BlockDescriptor2 two_;
+            BlockDescriptor3 three_;
+        } d_;
+
+        CYPool pool_;
+    };
+
+    Descriptor *descriptor(new Descriptor);
+    memset(&descriptor->d_, 0, sizeof(descriptor->d_));
+
+    literal->isa = objc_getClass("__NSGlobalBlock__");
+    literal->flags = BLOCK_HAS_SIGNATURE | BLOCK_HAS_COPY_DISPOSE | BLOCK_IS_GLOBAL;
+    literal->reserved = 0;
+    literal->invoke = reinterpret_cast<void (*)(void *, ...)>(invoke);
+    literal->descriptor = descriptor;
+
+    descriptor->d_.one_.size = sizeof(descriptor->d_);
+    descriptor->d_.three_.signature = sig::Unparse(descriptor->pool_, &signature);
+
+    return reinterpret_cast<NSObject *>(literal);
+}
+

 NSObject *CYCastNSObject(apr_pool_t *pool, JSContextRef context, JSObjectRef object) {
     if (CYJSValueIsNSObject(context, object)) {
         Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
         return internal->GetValue();
     }
 
 NSObject *CYCastNSObject(apr_pool_t *pool, JSContextRef context, JSObjectRef object) {
     if (CYJSValueIsNSObject(context, object)) {
         Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
         return internal->GetValue();
     }
 

+    if (JSValueIsObjectOfClass(context, object, Functor_)) {
+        cy::Functor *internal(reinterpret_cast<cy::Functor *>(JSObjectGetPrivate(object)));
+        return CYMakeBlock(internal->GetValue(), internal->signature_);
+    }
+

     bool array(CYJSValueIsInstanceOfCachedConstructor(context, object, Array_s));
     id value(array ? [CYJSArray alloc] : [CYJSObject alloc]);
     return CYPoolRelease(pool, [value initWithJSObject:object inContext:context]);
     bool array(CYJSValueIsInstanceOfCachedConstructor(context, object, Array_s));
     id value(array ? [CYJSArray alloc] : [CYJSObject alloc]);
     return CYPoolRelease(pool, [value initWithJSObject:object inContext:context]);


@@ -1232,7 +1300,7 @@ JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry {
 - (id) objectAtIndex:(NSUInteger)index { CYObjectiveTry {
     size_t bounds([self count]);
     if (index >= bounds)
 - (id) objectAtIndex:(NSUInteger)index { CYObjectiveTry {
     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];
+        @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray objectAtIndex:]: index (%zu) beyond bounds (%zu)", static_cast<size_t>(index), bounds] userInfo:nil];

     JSValueRef exception(NULL);
     JSValueRef value(JSObjectGetPropertyAtIndex(context_, object_, index, &exception));
     CYThrow(context_, exception);
     JSValueRef exception(NULL);
     JSValueRef value(JSObjectGetPropertyAtIndex(context_, object_, index, &exception));
     CYThrow(context_, exception);


@@ -1246,7 +1314,7 @@ JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry {
 - (void) insertObject:(id)object atIndex:(NSUInteger)index { CYObjectiveTry {
     size_t bounds([self count] + 1);
     if (index >= bounds)
 - (void) insertObject:(id)object atIndex:(NSUInteger)index { CYObjectiveTry {
     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];
+        @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray insertObject:atIndex:]: index (%zu) beyond bounds (%zu)", static_cast<size_t>(index), bounds] userInfo:nil];

     JSValueRef exception(NULL);
     JSValueRef arguments[3];
     arguments[0] = CYCastJSValue(context_, index);
     JSValueRef exception(NULL);
     JSValueRef arguments[3];
     arguments[0] = CYCastJSValue(context_, index);


@@ -1267,7 +1335,7 @@ JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry {
 - (void) removeObjectAtIndex:(NSUInteger)index { CYObjectiveTry {
     size_t bounds([self count]);
     if (index >= bounds)
 - (void) removeObjectAtIndex:(NSUInteger)index { CYObjectiveTry {
     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];
+        @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray removeObjectAtIndex:]: index (%zu) beyond bounds (%zu)", static_cast<size_t>(index), bounds] userInfo:nil];

     JSValueRef exception(NULL);
     JSValueRef arguments[2];
     arguments[0] = CYCastJSValue(context_, index);
     JSValueRef exception(NULL);
     JSValueRef arguments[2];
     arguments[0] = CYCastJSValue(context_, index);


@@ -1280,7 +1348,7 @@ JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry {
 - (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)object { CYObjectiveTry {
     size_t bounds([self count]);
     if (index >= bounds)
 - (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)object { CYObjectiveTry {
     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];
+        @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray replaceObjectAtIndex:withObject:]: index (%zu) beyond bounds (%zu)", static_cast<size_t>(index), bounds] userInfo:nil];

     CYSetProperty(context_, object_, index, CYCastJSValue(context_, (NSObject *) object));
 } CYObjectiveCatch }
 
     CYSetProperty(context_, object_, index, CYCastJSValue(context_, (NSObject *) object));
 } CYObjectiveCatch }
 


@@ -1485,21 +1553,13 @@ static const char *CYPoolTypeEncoding(apr_pool_t *pool, JSContextRef context, SE
     return NULL;
 }
 
     return NULL;
 }
 

-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]);
-
+static JSValueRef MessageAdapter_(JSContextRef context, size_t count, JSValueRef values[], JSObjectRef function) {

     JSObjectRef _this(CYCastJSObject(context, values[0]));
     JSObjectRef _this(CYCastJSObject(context, values[0]));

+    return CYCallAsFunction(context, function, _this, count - 2, values + 2);
+}

 
 

-    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 void MessageClosure_(ffi_cif *cif, void *result, void **arguments, void *arg) {
+    CYExecuteClosure(cif, result, arguments, arg, &MessageAdapter_);

 }
 
 static JSObjectRef CYMakeMessage(JSContextRef context, SEL sel, IMP imp, const char *type) {
 }
 
 static JSObjectRef CYMakeMessage(JSContextRef context, SEL sel, IMP imp, const char *type) {


@@ -1698,7 +1758,7 @@ static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object,
                 return CYSendMessage(pool, context, self, NULL, sel, 0, NULL, false, exception);
 
     return NULL;
                 return CYSendMessage(pool, context, self, NULL, sel, 0, NULL, false, exception);
 
     return NULL;

-} CYCatch }
+} CYCatch(NULL) }

 
 static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
 
 static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));


@@ -1712,7 +1772,7 @@ static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStr
     CYPoolTry {
         if ([self cy$setProperty:name to:data])
             return true;
     CYPoolTry {
         if ([self cy$setProperty:name to:data])
             return true;

-    } CYPoolCatch(NULL)
+    } CYPoolCatch(false)

 
     const char *string(CYPoolCString(pool, context, name));
     Class _class(object_getClass(self));
 
     const char *string(CYPoolCString(pool, context, name));
     Class _class(object_getClass(self));


@@ -1758,7 +1818,7 @@ static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStr
     }
 
     return false;
     }
 
     return false;

-} CYCatch }
+} CYCatch(false) }

 
 static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
 
 static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));


@@ -1767,8 +1827,8 @@ static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JS
     CYPoolTry {
         NSString *name(CYCastNSString(NULL, context, property));
         return [self cy$deleteProperty:name];
     CYPoolTry {
         NSString *name(CYCastNSString(NULL, context, property));
         return [self cy$deleteProperty:name];

-    } CYPoolCatch(NULL)
-} CYCatch return /*XXX*/ NULL; }
+    } CYPoolCatch(false)
+} CYCatch(false) return /*XXX*/ false; }

 
 static void Instance_getPropertyNames_message(JSPropertyNameAccumulatorRef names, objc_method *method) {
     const char *name(sel_getName(method_getName(method)));
 
 static void Instance_getPropertyNames_message(JSPropertyNameAccumulatorRef names, objc_method *method) {
     const char *name(sel_getName(method_getName(method)));


@@ -1825,7 +1885,7 @@ static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
     JSObjectRef value(Instance::Make(context, [internal->GetValue() alloc], Instance::Uninitialized));
     return value;
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
     JSObjectRef value(Instance::Make(context, [internal->GetValue() alloc], Instance::Uninitialized));
     return value;

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSValueRef Instance_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
 
 static JSValueRef Instance_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));


@@ -1839,40 +1899,7 @@ static JSValueRef Instance_callAsFunction(JSContextRef context, JSObjectRef obje
     // to do /that/, generalize the various "is exactly Instance_" checks
     // then, move Instance_callAsFunction to only be on FunctionInstance
 
     // to do /that/, generalize the various "is exactly Instance_" checks
     // then, move Instance_callAsFunction to only be on FunctionInstance
 

-    struct BlockDescriptor1 {
-        unsigned long int reserved;
-        unsigned long int size;
-    };
-
-    struct BlockDescriptor2 {
-        void (*copy_helper)(void *dst, void *src);
-        void (*dispose_helper)(void *src);
-    };
-
-    struct BlockDescriptor3 {
-        const char *signature;
-        const char *layout;
-    };
-
-    struct BlockLiteral {
-        Class isa;
-        int flags;
-        int reserved;
-        void (*invoke)(void *, ...);
-        void *descriptor;
-    } *literal = reinterpret_cast<BlockLiteral *>(self);
-
-    enum {
-        BLOCK_DEALLOCATING = 0x0001,
-        BLOCK_REFCOUNT_MASK = 0xfffe,
-        BLOCK_NEEDS_FREE = 1 << 24,
-        BLOCK_HAS_COPY_DISPOSE = 1 << 25,
-        BLOCK_HAS_CTOR = 1 << 26,
-        BLOCK_IS_GC = 1 << 27,
-        BLOCK_IS_GLOBAL = 1 << 28,
-        BLOCK_HAS_STRET = 1 << 29,
-        BLOCK_HAS_SIGNATURE = 1 << 30,
-    };
+    BlockLiteral *literal(reinterpret_cast<BlockLiteral *>(self));

 
     if ((literal->flags & BLOCK_HAS_SIGNATURE) != 0) {
         uint8_t *descriptor(reinterpret_cast<uint8_t *>(literal->descriptor));
 
     if ((literal->flags & BLOCK_HAS_SIGNATURE) != 0) {
         uint8_t *descriptor(reinterpret_cast<uint8_t *>(literal->descriptor));


@@ -1906,7 +1933,7 @@ static JSValueRef Instance_callAsFunction(JSContextRef context, JSObjectRef obje
     } CYPoolCatch(NULL);
 
     return NULL;
     } CYPoolCatch(NULL);
 
     return NULL;

-} CYCatch }
+} CYCatch(NULL) }

 
 static bool Instance_hasInstance(JSContextRef context, JSObjectRef constructor, JSValueRef instance, JSValueRef *exception) { CYTry {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) constructor)));
 
 static bool Instance_hasInstance(JSContextRef context, JSObjectRef constructor, JSValueRef instance, JSValueRef *exception) { CYTry {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) constructor)));


@@ -1921,7 +1948,7 @@ static bool Instance_hasInstance(JSContextRef context, JSObjectRef constructor,
     }
 
     return false;
     }
 
     return false;

-} CYCatch }
+} CYCatch(false) }

 
 static JSValueRef Instance_box_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count == 0)
 
 static JSValueRef Instance_box_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count == 0)


@@ -1931,7 +1958,7 @@ static JSValueRef Instance_box_callAsFunction(JSContextRef context, JSObjectRef
     if (value == nil)
         value = [NSNull null];
     return CYCastJSValue(context, [value cy$box]);
     if (value == nil)
         value = [NSNull null];
     return CYCastJSValue(context, [value cy$box]);

-} CYCatch }
+} CYCatch(NULL) }

 
 static bool Internal_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
 
 static bool Internal_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));


@@ -1960,7 +1987,7 @@ static JSValueRef Internal_getProperty(JSContextRef context, JSObjectRef object,
     }
 
     return NULL;
     }
 
     return NULL;

-} CYCatch }
+} CYCatch(NULL) }

 
 static bool Internal_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
 
 static bool Internal_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
     Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));


@@ -1976,7 +2003,7 @@ static bool Internal_setProperty(JSContextRef context, JSObjectRef object, JSStr
     }
 
     return false;
     }
 
     return false;

-} CYCatch }
+} CYCatch(false) }

 
 static void Internal_getPropertyNames_(Class _class, JSPropertyNameAccumulatorRef names) {
     if (Class super = class_getSuperclass(_class))
 
 static void Internal_getPropertyNames_(Class _class, JSPropertyNameAccumulatorRef names) {
     if (Class super = class_getSuperclass(_class))


@@ -2016,7 +2043,7 @@ static JSValueRef ObjectiveC_Classes_getProperty(JSContextRef context, JSObjectR
     if (Class _class = NSClassFromString(name))
         return CYMakeInstance(context, _class, true);
     return NULL;
     if (Class _class = NSClassFromString(name))
         return CYMakeInstance(context, _class, true);
     return NULL;

-} CYCatch }
+} CYCatch(NULL) }

 
 static void ObjectiveC_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
 #ifdef __APPLE__
 
 static void ObjectiveC_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
 #ifdef __APPLE__


@@ -2066,7 +2093,7 @@ static JSValueRef ObjectiveC_Image_Classes_getProperty(JSContextRef context, JSO
   free:
     free(data);
     return value;
   free:
     free(data);
     return value;

-} CYCatch }
+} CYCatch(NULL) }

 
 static void ObjectiveC_Image_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
     const char *internal(reinterpret_cast<const char *>(JSObjectGetPrivate(object)));
 
 static void ObjectiveC_Image_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
     const char *internal(reinterpret_cast<const char *>(JSObjectGetPrivate(object)));


@@ -2095,7 +2122,7 @@ static JSValueRef ObjectiveC_Images_getProperty(JSContextRef context, JSObjectRe
     JSObjectRef value(JSObjectMake(context, NULL, NULL));
     CYSetProperty(context, value, CYJSString("classes"), JSObjectMake(context, ObjectiveC_Image_Classes_, const_cast<char *>(name)));
     return value;
     JSObjectRef value(JSObjectMake(context, NULL, NULL));
     CYSetProperty(context, value, CYJSString("classes"), JSObjectMake(context, ObjectiveC_Image_Classes_, const_cast<char *>(name)));
     return value;

-} CYCatch }
+} CYCatch(NULL) }

 
 static void ObjectiveC_Images_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
     unsigned int size;
 
 static void ObjectiveC_Images_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
     unsigned int size;


@@ -2112,7 +2139,7 @@ static JSValueRef ObjectiveC_Protocols_getProperty(JSContextRef context, JSObjec
     if (Protocol *protocol = objc_getProtocol(name))
         return CYMakeInstance(context, protocol, true);
     return NULL;
     if (Protocol *protocol = objc_getProtocol(name))
         return CYMakeInstance(context, protocol, true);
     return NULL;

-} CYCatch }
+} CYCatch(NULL) }

 
 static void ObjectiveC_Protocols_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
 #if OBJC_API_VERSION >= 2
 
 static void ObjectiveC_Protocols_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
 #if OBJC_API_VERSION >= 2


@@ -2132,7 +2159,7 @@ static JSValueRef ObjectiveC_Constants_getProperty(JSContextRef context, JSObjec
     if (name == "nil")
         return Instance::Make(context, nil);
     return NULL;
     if (name == "nil")
         return Instance::Make(context, nil);
     return NULL;

-} CYCatch }
+} CYCatch(NULL) }

 
 static void ObjectiveC_Constants_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
     JSPropertyNameAccumulatorAddName(names, CYJSString("nil"));
 
 static void ObjectiveC_Constants_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
     JSPropertyNameAccumulatorAddName(names, CYJSString("nil"));


@@ -2213,7 +2240,7 @@ JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, Class
 
     void (*function)() = reinterpret_cast<void (*)()>(imp);
     return CYCallFunction(pool, context, 2, setup, count, arguments, initialize, exception, &signature, &cif, function);
 
     void (*function)() = reinterpret_cast<void (*)()>(imp);
     return CYCallFunction(pool, context, 2, setup, count, arguments, initialize, exception, &signature, &cif, function);

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count < 2)
 
 static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count < 2)


@@ -2251,7 +2278,7 @@ static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObje
     _cmd = CYCastSEL(context, arguments[1]);
 
     return CYSendMessage(pool, context, self, _class, _cmd, count - 2, arguments + 2, uninitialized, exception);
     _cmd = CYCastSEL(context, arguments[1]);
 
     return CYSendMessage(pool, context, self, _class, _cmd, count - 2, arguments + 2, uninitialized, exception);

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSValueRef Selector_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     JSValueRef setup[count + 2];
 
 static JSValueRef Selector_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     JSValueRef setup[count + 2];


@@ -2282,7 +2309,7 @@ static JSObjectRef Super_new(JSContextRef context, JSObjectRef object, size_t co
     id self(CYCastNSObject(pool, context, arguments[0]));
     Class _class(CYCastClass(pool, context, arguments[1]));
     return cy::Super::Make(context, self, _class);
     id self(CYCastNSObject(pool, context, arguments[0]));
     Class _class(CYCastClass(pool, context, arguments[1]));
     return cy::Super::Make(context, self, _class);

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count != 1)
 
 static JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count != 1)


@@ -2290,14 +2317,14 @@ static JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t
     CYPool pool;
     const char *name(CYPoolCString(pool, context, arguments[0]));
     return CYMakeSelector(context, sel_registerName(name));
     CYPool pool;
     const char *name(CYPoolCString(pool, context, arguments[0]));
     return CYMakeSelector(context, sel_registerName(name));

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSObjectRef Instance_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count > 1)
         throw CYJSError(context, "incorrect number of arguments to Instance constructor");
     id self(count == 0 ? nil : CYCastPointer<id>(context, arguments[0]));
     return CYMakeInstance(context, self, false);
 
 static JSObjectRef Instance_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count > 1)
         throw CYJSError(context, "incorrect number of arguments to Instance constructor");
     id self(count == 0 ? nil : CYCastPointer<id>(context, arguments[0]));
     return CYMakeInstance(context, self, false);

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSValueRef CYValue_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
     CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(object)));
 
 static JSValueRef CYValue_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
     CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(object)));


@@ -2333,7 +2360,7 @@ static JSValueRef Instance_getProperty_prototype(JSContextRef context, JSObjectR
     if (!CYIsClass(self))
         return CYJSUndefined(context);
     return CYGetClassPrototype(context, self);
     if (!CYIsClass(self))
         return CYJSUndefined(context);
     return CYGetClassPrototype(context, self);

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSValueRef Instance_getProperty_messages(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
 
 static JSValueRef Instance_getProperty_messages(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));


@@ -2349,7 +2376,7 @@ static JSValueRef Instance_callAsFunction_toCYON(JSContextRef context, JSObjectR
 
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
     return CYCastJSValue(context, CYJSString(context, CYCastNSCYON(internal->GetValue(), false)));
 
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
     return CYCastJSValue(context, CYJSString(context, CYCastNSCYON(internal->GetValue(), false)));

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (!CYJSValueIsNSObject(context, _this))
 
 static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (!CYJSValueIsNSObject(context, _this))


@@ -2372,7 +2399,7 @@ static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectR
         else
             return CYCastJSValue(context, CYJSString(context, [value description]));
     } CYPoolCatch(NULL)
         else
             return CYCastJSValue(context, CYJSString(context, [value description]));
     } CYPoolCatch(NULL)

-} CYCatch return /*XXX*/ NULL; }
+} CYCatch(NULL) return /*XXX*/ NULL; }

 
 static JSValueRef Instance_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (!CYJSValueIsNSObject(context, _this))
 
 static JSValueRef Instance_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (!CYJSValueIsNSObject(context, _this))


@@ -2388,7 +2415,7 @@ static JSValueRef Instance_callAsFunction_valueOf(JSContextRef context, JSObject
         return result;
 
     return _this;
         return result;
 
     return _this;

-} CYCatch return /*XXX*/ NULL; }
+} CYCatch(NULL) return /*XXX*/ NULL; }

 
 static JSValueRef Instance_callAsFunction_toPointer(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (!CYJSValueIsNSObject(context, _this))
 
 static JSValueRef Instance_callAsFunction_toPointer(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (!CYJSValueIsNSObject(context, _this))


@@ -2397,7 +2424,7 @@ static JSValueRef Instance_callAsFunction_toPointer(JSContextRef context, JSObje
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
     // XXX: but... but... THIS ISN'T A POINTER! :(
     return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->GetValue()));
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
     // XXX: but... but... THIS ISN'T A POINTER! :(
     return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->GetValue()));

-} CYCatch return /*XXX*/ NULL; }
+} CYCatch(NULL) return /*XXX*/ NULL; }

 
 static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (!CYJSValueIsNSObject(context, _this))
 
 static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (!CYJSValueIsNSObject(context, _this))


@@ -2406,19 +2433,38 @@ static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjec
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
     id value(internal->GetValue());
 
     Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
     id value(internal->GetValue());
 

-    if (value == nil)
-        return CYCastJSValue(context, "nil");
-

     CYPoolTry {
         // XXX: this seems like a stupid implementation; what if it crashes? why not use the CYONifier backend?
         return CYCastJSValue(context, CYJSString(context, [value description]));
     } CYPoolCatch(NULL)
     CYPoolTry {
         // XXX: this seems like a stupid implementation; what if it crashes? why not use the CYONifier backend?
         return CYCastJSValue(context, CYJSString(context, [value description]));
     } CYPoolCatch(NULL)

-} CYCatch return /*XXX*/ NULL; }
+} CYCatch(NULL) return /*XXX*/ NULL; }
+
+static JSValueRef Class_callAsFunction_pointerTo(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
+    if (!CYJSValueIsNSObject(context, _this))
+        return NULL;
+
+    Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
+    id value(internal->GetValue());
+
+    if (!CYIsClass(value))
+        CYThrow("non-Class object cannot be used as Type");
+
+    // XXX: this is a very silly implementation
+
+    std::ostringstream type;
+    type << "@\"";
+    type << class_getName(value);
+    type << "\"";
+
+    CYPoolTry {
+        return CYMakeType(context, type.str().c_str());
+    } CYPoolCatch(NULL)
+} CYCatch(NULL) return /*XXX*/ NULL; }

 
 static JSValueRef Selector_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
     return CYCastJSValue(context, sel_getName(internal->GetValue()));
 
 static JSValueRef Selector_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
     return CYCastJSValue(context, sel_getName(internal->GetValue()));

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSValueRef Selector_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     return Selector_callAsFunction_toString(context, object, _this, count, arguments, exception);
 
 static JSValueRef Selector_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
     return Selector_callAsFunction_toString(context, object, _this, count, arguments, exception);


@@ -2432,7 +2478,7 @@ static JSValueRef Selector_callAsFunction_toCYON(JSContextRef context, JSObjectR
         NSString *string([NSString stringWithFormat:@"@selector(%s)", name]);
         return CYCastJSValue(context, CYJSString(context, string));
     } CYPoolCatch(NULL)
         NSString *string([NSString stringWithFormat:@"@selector(%s)", name]);
         return CYCastJSValue(context, CYJSString(context, string));
     } CYPoolCatch(NULL)

-} CYCatch return /*XXX*/ NULL; }
+} CYCatch(NULL) return /*XXX*/ NULL; }

 
 static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count != 1)
 
 static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
     if (count != 1)


@@ -2452,7 +2498,7 @@ static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef
         return CYCastJSValue(context, CYJSString(type));
 
     return CYJSNull(context);
         return CYCastJSValue(context, CYJSString(type));
 
     return CYJSNull(context);

-} CYCatch }
+} CYCatch(NULL) }

 
 static JSStaticValue Selector_staticValues[2] = {
     {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},
 
 static JSStaticValue Selector_staticValues[2] = {
     {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},


@@ -2477,6 +2523,11 @@ static JSStaticFunction Instance_staticFunctions[7] = {
     {NULL, NULL, 0}
 };
 
     {NULL, NULL, 0}
 };
 

+static JSStaticFunction Class_staticFunctions[2] = {
+    {"pointerTo", &Class_callAsFunction_pointerTo, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {NULL, NULL, 0}
+};
+

 static JSStaticFunction Internal_staticFunctions[2] = {
     {"$cya", &Internal_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {NULL, NULL, 0}
 static JSStaticFunction Internal_staticFunctions[2] = {
     {"$cya", &Internal_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
     {NULL, NULL, 0}


@@ -2546,17 +2597,19 @@ void CYObjectiveC_Initialize() { /*XXX*/ JSContextRef context(NULL); CYPoolTry {
     definition.className = "ArrayInstance";
     ArrayInstance_ = JSClassCreate(&definition);
 
     definition.className = "ArrayInstance";
     ArrayInstance_ = JSClassCreate(&definition);
 

+    definition.className = "FunctionInstance";
+    FunctionInstance_ = JSClassCreate(&definition);
+

     definition.className = "ObjectInstance";
     ObjectInstance_ = JSClassCreate(&definition);
 
     definition.className = "StringInstance";
     StringInstance_ = JSClassCreate(&definition);
 
     definition.className = "ObjectInstance";
     ObjectInstance_ = JSClassCreate(&definition);
 
     definition.className = "StringInstance";
     StringInstance_ = JSClassCreate(&definition);
 

-    definition.className = "TypeInstance";
-    TypeInstance_ = JSClassCreate(&definition);
-
-    definition.className = "FunctionInstance";
-    FunctionInstance_ = JSClassCreate(&definition);
+    definition = kJSClassDefinitionEmpty;
+    definition.className = "Class";
+    definition.staticFunctions = Class_staticFunctions;
+    Class_ = JSClassCreate(&definition);

 
     definition = kJSClassDefinitionEmpty;
     definition.className = "Internal";
 
     definition = kJSClassDefinitionEmpty;
     definition.className = "Internal";


@@ -2664,6 +2717,7 @@ void CYObjectiveC_SetupContext(JSContextRef context) { CYPoolTry {
     CYSetProperty(context, ObjectiveC, CYJSString("images"), JSObjectMake(context, ObjectiveC_Images_, NULL));
 #endif
 
     CYSetProperty(context, ObjectiveC, CYJSString("images"), JSObjectMake(context, ObjectiveC_Images_, NULL));
 #endif
 

+    JSObjectRef Class(JSObjectMakeConstructor(context, Class_, NULL));

     JSObjectRef Instance(JSObjectMakeConstructor(context, Instance_, &Instance_new));
     JSObjectRef Message(JSObjectMakeConstructor(context, Message_, NULL));
     JSObjectRef Selector(JSObjectMakeConstructor(context, Selector_, &Selector_new));
     JSObjectRef Instance(JSObjectMakeConstructor(context, Instance_, &Instance_new));
     JSObjectRef Message(JSObjectMakeConstructor(context, Message_, NULL));
     JSObjectRef Selector(JSObjectMakeConstructor(context, Selector_, &Selector_new));


@@ -2696,11 +2750,9 @@ void CYObjectiveC_SetupContext(JSContextRef context) { CYPoolTry {
     JSObjectRef String_prototype(CYGetCachedObject(context, CYJSString("String_prototype")));
     JSObjectSetPrototype(context, StringInstance_prototype, String_prototype);
 
     JSObjectRef String_prototype(CYGetCachedObject(context, CYJSString("String_prototype")));
     JSObjectSetPrototype(context, StringInstance_prototype, String_prototype);
 

-    JSObjectRef TypeInstance(JSObjectMakeConstructor(context, TypeInstance_, NULL));
-    JSObjectRef TypeInstance_prototype(CYCastJSObject(context, CYGetProperty(context, TypeInstance, prototype_s)));
-    CYSetProperty(context, cy, CYJSString("TypeInstance_prototype"), TypeInstance_prototype);
-    JSObjectRef Type_prototype(CYGetCachedObject(context, CYJSString("Type_prototype")));
-    JSObjectSetPrototype(context, TypeInstance_prototype, Type_prototype);
+    JSObjectRef Class_prototype(CYCastJSObject(context, CYGetProperty(context, Class, prototype_s)));
+    CYSetProperty(context, cy, CYJSString("Class_prototype"), Class_prototype);
+    JSObjectSetPrototype(context, Class_prototype, Instance_prototype);

 
     CYSetProperty(context, cycript, CYJSString("Instance"), Instance);
     CYSetProperty(context, cycript, CYJSString("Selector"), Selector);
 
     CYSetProperty(context, cycript, CYJSString("Instance"), Instance);
     CYSetProperty(context, cycript, CYJSString("Selector"), Selector);