Backport #8403: backport r39491 (lazily check credential permission)

• Status: Closed
• Assignee: nagachika (Tomoyuki Chikanaga)

[nagachika (Tomoyuki Chikanaga)]

r39491 fixed a RubyGems issue (https://github.com/rubygems/rubygems/pull/511).
I'll backport it for the coming release.

[nagachika (Tomoyuki Chikanaga)]

• Status changed from Assigned to Closed
• % Done changed from 0 to 100

This issue was solved with changeset r40731.
Tomoyuki, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

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merge revision(s) 39491: [Backport #8403]

* lib/rubygems/config_file.rb:  Lazily load .gem/credentials to only
  check permissions when necessary.  RubyGems bug #465

* test/rubygems/test_gem_config_file.rb:  Test for the above.

* test/rubygems/test_gem_commands_push_command.rb:  Remove duplicated
  test.