2256     var key_hash, bucket, last_bucket;
2257     key_hash = hash.$$by_identity ? Opal.id(key) : key.$hash();
2259     if (!$has_own(hash.$$map, key_hash)) {
2260       bucket = {key: key, key_hash: key_hash, value: value};  property
2262       hash.$$map[key_hash] = bucket;
2266     bucket = hash.$$map[key_hash];
2279       bucket = {key: key, key_hash: key_hash, value: value};  property
2293     var key_hash, bucket;
2294     key_hash = hash.$$by_identity ? Opal.id(key) : key.$hash();
2296     if ($has_own(hash.$$map, key_hash)) {
2297       bucket = hash.$$map[key_hash];
2336     var key_hash = key.$hash();  variable
2338     if (!$has_own(hash.$$map, key_hash)) {
2342     var bucket = hash.$$map[key_hash], last_bucket;
2362           hash.$$map[key_hash] = bucket.next;
2365           delete hash.$$map[key_hash];
2376     for (var i = 0, length = hash.$$keys.length, key_hash, bucket, last_bucket; i < length; i++) {
2382       key_hash = hash.$$keys[i].key.$hash();
2384       if (key_hash === hash.$$keys[i].key_hash) {
2388       bucket = hash.$$map[hash.$$keys[i].key_hash];
2400             hash.$$map[hash.$$keys[i].key_hash] = bucket.next;
2403             delete hash.$$map[hash.$$keys[i].key_hash];
2411       hash.$$keys[i].key_hash = key_hash;
2413       if (!$has_own(hash.$$map, key_hash)) {
2414         hash.$$map[key_hash] = hash.$$keys[i];
2418       bucket = hash.$$map[key_hash];
16342             result.push([key.key_hash, key.value.$hash()]);