nobu	2015-01-17 22:56:28 +0900 (Sat, 17 Jan 2015)

  New Revision: 49304

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=49304

  Log:
    vcs.rb: no empty names
    
    * tool/vcs.rb (get_revisions): branch names must not be empty.

  Modified files:
    trunk/tool/vcs.rb
Index: tool/vcs.rb
===================================================================
--- tool/vcs.rb	(revision 49303)
+++ tool/vcs.rb	(revision 49304)
@@ -135,7 +135,7 @@ class VCS https://github.com/ruby/ruby/blob/trunk/tool/vcs.rb#L135
       info_xml = IO.pread(%W"svn info --xml #{path}")
       _, last, _, changed, _ = info_xml.split(/revision="(\d+)"/)
       modified = info_xml[/<date>([^<>]*)/, 1]
-      branch = info_xml[%r'<relative-url>\^/(?:branches/|tags/)?([^<>]*)', 1]
+      branch = info_xml[%r'<relative-url>\^/(?:branches/|tags/)?([^<>]+)', 1]
       [last, changed, modified, branch]
     end
 
@@ -209,7 +209,7 @@ class VCS https://github.com/ruby/ruby/blob/trunk/tool/vcs.rb#L209
       cmd = %W[git]
       cmd.push("-C", srcdir) if srcdir
       cmd.push("symbolic-ref", "HEAD")
-      branch = IO.pread(cmd)[%r'\A(?:refs/heads/)?(.*)', 1]
+      branch = IO.pread(cmd)[%r'\A(?:refs/heads/)?(.+)', 1]
       [last, changed, modified, branch]
     end
 

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