2248     var key_hash, bucket, last_bucket;
2249     key_hash = hash.$$by_identity ? Opal.id(key) : key.$hash();
2251     if (!$has_own(hash.$$map, key_hash)) {
2252       bucket = {key: key, key_hash: key_hash, value: value};  property
2254       hash.$$map[key_hash] = bucket;
2258     bucket = hash.$$map[key_hash];
2271       bucket = {key: key, key_hash: key_hash, value: value};  property
2285     var key_hash, bucket;
2286     key_hash = hash.$$by_identity ? Opal.id(key) : key.$hash();
2288     if ($has_own(hash.$$map, key_hash)) {
2289       bucket = hash.$$map[key_hash];
2328     var key_hash = key.$hash();  variable
2330     if (!$has_own(hash.$$map, key_hash)) {
2334     var bucket = hash.$$map[key_hash], last_bucket;
2354           hash.$$map[key_hash] = bucket.next;
2357           delete hash.$$map[key_hash];
2368     for (var i = 0, length = hash.$$keys.length, key_hash, bucket, last_bucket; i < length; i++) {
2374       key_hash = hash.$$keys[i].key.$hash();
2376       if (key_hash === hash.$$keys[i].key_hash) {
2380       bucket = hash.$$map[hash.$$keys[i].key_hash];
2392             hash.$$map[hash.$$keys[i].key_hash] = bucket.next;
2395             delete hash.$$map[hash.$$keys[i].key_hash];
2403       hash.$$keys[i].key_hash = key_hash;
2405       if (!$has_own(hash.$$map, key_hash)) {
2406         hash.$$map[key_hash] = hash.$$keys[i];
2410       bucket = hash.$$map[key_hash];
15428             result.push([key.key_hash, key.value.$hash()]);