//Return type 'id' must match previous return type 'void *' when block literal has unspecified explicit return type

blockIssue

//Return type 'id' must match previous return type 'void *' when block literal has unspecified explicit return type

typedef id (^AEURLResponseProcessor)(NSURLResponse *, id, NSError **);


+ (AEURLResponseProcessor)statusCode:(NSIndexSet *)acceptableCodes {
    return [[^(NSURLResponse *response, id data, NSError **error){
        if (![response isKindOfClass:[NSHTTPURLResponse class]]) {
            if (error) {
                *error = [AEExpect error:AEExpectResponseNotHTTPError
                                 message:@"Response is not HTTP"];
            }
            return nil;
        }
        
        NSInteger statusCode = [(NSHTTPURLResponse *)response statusCode];
        if (![acceptableCodes containsIndex:statusCode]) {
            if (error) {
                *error = [AEExpect error:AEExpectInvalidStatusCodeError
                                 message:[NSString stringWithFormat:@"%@ (HTTP status %d)", 
                                          [NSHTTPURLResponse localizedStringForStatusCode:statusCode], 
                                          statusCode]];
            }
            return nil;
        }
        
        //Return type 'id' must match previous return type 'void *' when block literal has unspecified explicit return type
        return data;
    } copy] autorelease];
}