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* array.c (rb_ary_each, rb_ary_each_index, rb_ary_reverse_each,

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rb_ary_reject_bang): Calling Array#each, #each_index,
  #reverse_each, #reject! or #delete_if without a block now
  returns an enumerator; backported from 1.9.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@15938 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
knu 2008-04-09 12:21:25 +00:00
parent 6584020a57
commit 343069e16a
2 changed files with 13 additions and 1 deletions
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7
array.c
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@ -1162,6 +1162,7 @@ rb_ary_each(ary)
{
long i;
RETURN_ENUMERATOR(ary, 0, 0)
for (i=0; i<RARRAY(ary)->len; i++) {
rb_yield(RARRAY(ary)->ptr[i]);
}
@ -1189,6 +1190,7 @@ rb_ary_each_index(ary)
{
long i;
RETURN_ENUMERATOR(ary, 0, 0);
for (i=0; i<RARRAY(ary)->len; i++) {
rb_yield(LONG2NUM(i));
}
@ -1214,8 +1216,10 @@ static VALUE
rb_ary_reverse_each(ary)
VALUE ary;
{
long len = RARRAY(ary)->len;
long len;
RETURN_ENUMERATOR(ary, 0, 0);
len = RARRAY(ary)->len;
while (len--) {
rb_yield(RARRAY(ary)->ptr[len]);
if (RARRAY(ary)->len < len) {
@ -2033,6 +2037,7 @@ rb_ary_reject_bang(ary)
{
long i1, i2;
RETURN_ENUMERATOR(ary, 0, 0);
rb_ary_modify(ary);
for (i1 = i2 = 0; i1 < RARRAY(ary)->len; i1++) {
VALUE v = RARRAY(ary)->ptr[i1];