diff options
| author | charliesome <charliesome@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-02-01 14:05:49 +0000 |
|---|---|---|
| committer | charliesome <charliesome@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-02-01 14:05:49 +0000 |
| commit | 86aa98fed4de1be2e868877fd786d3616d6c6ad5 (patch) | |
| tree | 9d95c060798cd5aabf20a79f312533eac56304ad /array.c | |
| parent | 3fe939564fc5f4dde52a6b9bc385e558e3423256 (diff) | |
* array.c (rb_ary_dup): make returned array the same class as the original
array [Bug #7768] [ruby-core:51792]
* test/ruby/test_array.rb (class TestArray): add test
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39004 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'array.c')
| -rw-r--r-- | array.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -1778,7 +1778,8 @@ rb_ary_empty_p(VALUE ary) VALUE rb_ary_dup(VALUE ary) { - VALUE dup = rb_ary_new2(RARRAY_LEN(ary)); + VALUE ary_class = rb_obj_class(ary); + VALUE dup = ary_new(ary_class ? ary_class : rb_cArray, RARRAY_LEN(ary)); MEMCPY(RARRAY_PTR(dup), RARRAY_PTR(ary), VALUE, RARRAY_LEN(ary)); ARY_SET_LEN(dup, RARRAY_LEN(ary)); return dup; |