diff options
author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-03-17 05:26:15 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-03-17 05:26:15 +0000 |
commit | a28532dcf3e237b8d75c724cd65eb04ca57e6da1 (patch) | |
tree | 8e8690ef4920c1981fc7749a2f146a9c4f4b4bc4 /lib/pathname.rb | |
parent | 27a39b8ffed0c8317f5d44e21dee52e66ee66e40 (diff) |
* lib/pathname.rb (Pathname#sub): set $~ in block.binding.
[ruby-dev:38173]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22987 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/pathname.rb')
-rw-r--r-- | lib/pathname.rb | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/lib/pathname.rb b/lib/pathname.rb index 8a07d455fd..75faaef8b2 100644 --- a/lib/pathname.rb +++ b/lib/pathname.rb @@ -254,7 +254,21 @@ class Pathname # Return a pathname which is substituted by String#sub. def sub(pattern, *rest, &block) - self.class.new(@path.sub(pattern, *rest, &block)) + if block + path = @path.sub(pattern, *rest) {|*args| + begin + old = Thread.current[:pathname_sub_matchdata] + Thread.current[:pathname_sub_matchdata] = $~ + eval("$~ = Thread.current[:pathname_sub_matchdata]", block.binding) + ensure + Thread.current[:pathname_sub_matchdata] = old + end + yield *args + } + else + path = @path.sub(pattern, *rest) + end + self.class.new(path) end if File::ALT_SEPARATOR |