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authorglass <glass@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-11-06 01:39:55 +0000
committerglass <glass@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-11-06 01:39:55 +0000
commite90e8b2ef6df04c1db5d9e94aea1687ceaef02de (patch)
treee0e53a956772268f38b938c8a727af7d839189f4 /array.c
parent71b70f3cdf811e2ed9b754062376438057294c9b (diff)
* array.c (rb_ary_and): defer hash creation and some refactoring.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43549 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'array.c')
-rw-r--r--array.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/array.c b/array.c
index c7428c5..ce27875 100644
--- a/array.c
+++ b/array.c
@@ -4009,20 +4009,20 @@ static VALUE
rb_ary_and(VALUE ary1, VALUE ary2)
{
VALUE hash, ary3, v;
+ st_table *table;
st_data_t vv;
long i;
ary2 = to_ary(ary2);
- ary3 = rb_ary_new2(RARRAY_LEN(ary1) < RARRAY_LEN(ary2) ?
- RARRAY_LEN(ary1) : RARRAY_LEN(ary2));
+ ary3 = rb_ary_new();
+ if (RARRAY_LEN(ary2) == 0) return ary3;
hash = ary_make_hash(ary2);
-
- if (RHASH_EMPTY_P(hash))
- return ary3;
+ table = rb_hash_tbl_raw(hash);
for (i=0; i<RARRAY_LEN(ary1); i++) {
- vv = (st_data_t)(v = rb_ary_elt(ary1, i));
- if (st_delete(rb_hash_tbl_raw(hash), &vv, 0)) {
+ v = RARRAY_AREF(ary1, i);
+ vv = (st_data_t)v;
+ if (st_delete(table, &vv, 0)) {
rb_ary_push(ary3, v);
}
}