[rubygems/rubygems] Delete partial file and re-raise on Errno::ENOSPC.

Add test for not leaving empty files if ENOSPC is raised during 'gem install'

https://github.com/rubygems/rubygems/commit/8e0e20f079

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/rubygems.rb b/lib/rubygems.rb
index a869fc4c45..0c0ca9c1ba 100644
--- a/lib/rubygems.rb
+++ b/lib/rubygems.rb
@@ -774,6 +774,10 @@ An Array (#{env.inspect}) was passed in from #{caller[3]}
     open_file(path, "wb") do |io|
       io.write data
     end
+  rescue Errno::ENOSPC
+    # If we ran out of space but the file exists, it's *guaranteed* to be corrupted.
+    File.delete(path) if File.exist?(path)
+    raise
   end
 
   ##