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-rw-r--r--lib/rubygems/request_set/lockfile.rb8
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/rubygems/request_set/lockfile.rb b/lib/rubygems/request_set/lockfile.rb
index 2901dba871..918aa971e5 100644
--- a/lib/rubygems/request_set/lockfile.rb
+++ b/lib/rubygems/request_set/lockfile.rb
@@ -168,8 +168,12 @@ class Gem::RequestSet::Lockfile
dest = File.expand_path(dest)
base = File.expand_path(base)
- if dest.index(base) == 0
- return dest[base.size+1..-1]
+ if dest.index(base) == 0 then
+ offset = dest[base.size+1..-1]
+
+ return '.' unless offset
+
+ offset
else
dest
end