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When an unauthenticated user subscribes to DiscussionPostListChannel, current_user is nil. Use safe navigation operator (&.) to prevent NoMethodError when calling admin? on nil. Closes #8622 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Closes #8622
Summary
&.) inMentor::Discussion#viewable_by?and#viewable_by_mentor?to preventNoMethodErrorwhenuserisnilDiscussionPostListChannel— the ActionCable connection allows nilcurrent_user, which gets passed toviewable_by?Test plan
bundle exec rails test test/models/mentor/discussion_test.rb— all 19 tests passviewable_by?(nil)returnsfalse🤖 Generated with Claude Code