diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | lib/ostruct.rb | 3 |
2 files changed, 8 insertions, 0 deletions
@@ -1,3 +1,8 @@ +Tue Aug 26 23:53:23 2003 Yukihiro Matsumoto <matz@ruby-lang.org> + + * lib/ostruct.rb (OpenStruct::method_missing): prohibit modifying + frozen OpenStruct. [ruby-talk:80214] + Tue Aug 26 20:03:50 2003 Nobuyoshi Nakada <nobu@ruby-lang.org> * lib/mkmf.rb (create_tmpsrc): add the hook for source. diff --git a/lib/ostruct.rb b/lib/ostruct.rb index 50a7ceca12..b1ae641dcb 100644 --- a/lib/ostruct.rb +++ b/lib/ostruct.rb @@ -25,6 +25,9 @@ class OpenStruct if len != 1 raise ArgumentError, "wrong # of arguments (#{len} for 1)", caller(1) end + if self.frozen? + raise TypeError, "can't modify frozen #{self.class}", caller(1) + end mname.chop! @table[mname.intern] = args[0] elsif len == 0 |