gistfile1.m

+ (FKEither *)doParseContent:(NSString *)rssContent {
    PXRss20ParserDelegate *parser = [[PXRss20ParserDelegate alloc] initWithContent:rssContent];
    FKEither *maybeItems = [parser.parse.right map:[NSArray liftFunction:[FKFunction functionFromSelector:@selector(parseItem:)]]];
    [parser release];
    return maybeItems;
}

+ (PXRss20Item *)parseItem:(NSDictionary *)item {
    return [PXRss20Item title:[item objectForKey:@"item"] link:[NSURL URLWithString:[item objectForKey:@"link"]] description:[item objectForKey:@"description"]];
}