diff options
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | array.c | 5 |
2 files changed, 9 insertions, 2 deletions
@@ -1,3 +1,9 @@ +Tue May 27 20:18:30 2008 Akinori MUSHA <knu@iDaemons.org> + + * array.c (rb_ary_slice_bang): Return an empty array instead of + nil when pos is valid and len is adjusted from a valid value to + zero; caught by RubySpec. + Tue May 27 19:12:37 2008 Nobuyoshi Nakada <nobu@ruby-lang.org> * Makefile.in (MKPREP), common.mk, win32/Makefile.sub (prelude.c): get @@ -1815,13 +1815,14 @@ rb_ary_slice_bang(int argc, VALUE *argv, VALUE ary) pos += orig_len; if (pos < 0) return Qnil; } - else if (orig_len <= pos) return Qnil; + else if (orig_len < pos) return Qnil; if (orig_len < pos + len) { len = orig_len - pos; } + if (len == 0) return rb_ary_new2(0); arg2 = rb_ary_new4(len, RARRAY_PTR(ary)+pos); RBASIC(arg2)->klass = rb_obj_class(ary); - rb_ary_splice(ary, pos, len, Qundef); /* Qnil/rb_ary_new2(0) */ + rb_ary_splice(ary, pos, len, Qundef); return arg2; } |