* tool/vcs.rb: fix the exception given remote-url of svn.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49354 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 6 deletions

diff --git a/tool/vcs.rb b/tool/vcs.rb
index 1f4f5ff0e0..72201a598d 100644
--- a/tool/vcs.rb
+++ b/tool/vcs.rb
@@ -161,13 +161,16 @@ class VCS
         info = get_info
         @wcroot = info[/<wcroot-abspath>(.*)<\/wcroot-abspath>/, 1]
         unless @wcroot
-          parent = File.realpath(@srcdir)
           begin
-            parent = File.dirname(wkdir = parent)
-            if File.directory?(wkdir + "/.svn")
-              break @wcroot = wkdir
-            end
-          end until parent == wkdir
+            parent = File.realpath(@srcdir)
+            begin
+              parent = File.dirname(wkdir = parent)
+              if File.directory?(wkdir + "/.svn")
+                break @wcroot = wkdir
+              end
+            end until parent == wkdir
+          rescue TypeError
+          end
         end
       end
       @wcroot