diff options
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | test/ruby/test_method.rb | 4 | ||||
-rw-r--r-- | vm_eval.c | 6 |
3 files changed, 13 insertions, 2 deletions
@@ -1,3 +1,8 @@ +Wed May 19 20:09:38 2010 Yusuke Endoh <mame@tsg.ne.jp> + + * vm_eval.c (rb_f_caller): return [] instead of nil when the function + is called on toplevel. [ruby-dev:41348] + Wed May 19 19:58:01 2010 NAKAMURA Usaku <usa@ruby-lang.org> * ext/socket/extconf.rb: mswin/mingw ruby has socketpair(), but it's diff --git a/test/ruby/test_method.rb b/test/ruby/test_method.rb index ddeb6d6c87..86ab64feb1 100644 --- a/test/ruby/test_method.rb +++ b/test/ruby/test_method.rb @@ -228,6 +228,10 @@ class TestMethod < Test::Unit::TestCase assert_in_out_err([], "p __callee__", %w(nil), []) end + def test_caller_top_level + assert_in_out_err([], "p caller", %w([]), []) + end + def test_caller_negative_level assert_raise(ArgumentError) { caller(-1) } end @@ -1562,7 +1562,7 @@ rb_catch_obj(VALUE tag, VALUE (*func)(), VALUE data) static VALUE rb_f_caller(int argc, VALUE *argv) { - VALUE level; + VALUE level, ary; int lev; rb_scan_args(argc, argv, "01", &level); @@ -1574,7 +1574,9 @@ rb_f_caller(int argc, VALUE *argv) if (lev < 0) rb_raise(rb_eArgError, "negative level (%d)", lev); - return vm_backtrace(GET_THREAD(), lev); + ary = vm_backtrace(GET_THREAD(), lev); + if (NIL_P(ary)) ary = rb_ary_new(); + return ary; } static int |