diff options
Diffstat (limited to 'hash.c')
-rw-r--r-- | hash.c | 17 |
1 files changed, 16 insertions, 1 deletions
@@ -1182,6 +1182,21 @@ replace_i(VALUE key, VALUE val, VALUE hash) return ST_CONTINUE; } +static VALUE +rb_hash_initialize_copy(VALUE hash, VALUE hash2) +{ + Check_Type(hash2, T_HASH); + + if (!RHASH_EMPTY_P(hash2)) + RHASH(hash)->ntbl = st_copy(RHASH(hash2)->ntbl); + if (FL_TEST(hash2, HASH_PROC_DEFAULT)) { + FL_SET(hash, HASH_PROC_DEFAULT); + } + RHASH_IFNONE(hash) = RHASH_IFNONE(hash2); + + return hash; +} + /* * call-seq: * hsh.replace(other_hash) -> hsh @@ -3359,7 +3374,7 @@ Init_Hash(void) rb_define_singleton_method(rb_cHash, "[]", rb_hash_s_create, -1); rb_define_singleton_method(rb_cHash, "try_convert", rb_hash_s_try_convert, 1); rb_define_method(rb_cHash,"initialize", rb_hash_initialize, -1); - rb_define_method(rb_cHash,"initialize_copy", rb_hash_replace, 1); + rb_define_method(rb_cHash,"initialize_copy", rb_hash_initialize_copy, 1); rb_define_method(rb_cHash,"rehash", rb_hash_rehash, 0); rb_define_method(rb_cHash,"to_hash", rb_hash_to_hash, 0); |