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* error.c (exc_equal): duck typing equal to make it transitive.

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[ruby-dev:34880]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20866 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2008-12-18 23:42:00 +00:00
parent cad0fbddf8
commit 00856f76f7
2 changed files with 16 additions and 4 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Fri Dec 19 07:45:37 2008 Yukihiro Matsumoto <matz@ruby-lang.org>
* error.c (exc_equal): duck typing equal to make it transitive.
[ruby-dev:34880]
Thu Dec 18 19:31:54 2008 Yuki Sonoda (Yugui) <yugui@yugui.jp>
* lib/irb/init.rb (IRB.opt_parse): (M17N) adds -U and -E as command

15
error.c
View file

@ -554,15 +554,22 @@ exc_set_backtrace(VALUE exc, VALUE bt)
static VALUE
exc_equal(VALUE exc, VALUE obj)
{
VALUE mesg, backtrace;
ID id_mesg;
if (exc == obj) return Qtrue;
if (rb_obj_class(exc) != rb_obj_class(obj))
return Qfalse;
CONST_ID(id_mesg, "mesg");
if (!rb_equal(rb_attr_get(exc, id_mesg), rb_attr_get(obj, id_mesg)))
if (rb_obj_class(exc) != rb_obj_class(obj)) {
mesg = rb_funcall(obj, rb_intern("message"), 0, 0);
backtrace = rb_funcall(obj, rb_intern("backtrace"), 0, 0);
}
else {
mesg = rb_attr_get(obj, id_mesg);
backtrace = exc_backtrace(obj);
}
if (!rb_equal(rb_attr_get(exc, id_mesg), mesg))
return Qfalse;
if (!rb_equal(exc_backtrace(exc), exc_backtrace(obj)))
if (!rb_equal(exc_backtrace(exc), backtrace))
return Qfalse;
return Qtrue;
}