coerceValue_forKey_ method
Implementation
NSObject? coerceValue_forKey_(NSObject? value, NSString key) {
final _ret = _lib._objc_msgSend_656(_id, _lib._sel_coerceValue_forKey_1,
value?._id ?? ffi.nullptr, key._id);
return _ret.address == 0
? null
: NSObject._(_ret, _lib, retain: true, release: true);
}