fix issue in activity logger

app/lib/activity_logger.rb

@@ -13,7 +13,11 @@ class ActivityLogger
   end
 
   def self.log(id, event)
-    @@loggers[id].each { |logger| logger.write event }
+    @@loggers[id].each do |logger|
+      logger.write event
+    rescue
+      puts 'rescued'
+    end
   end
 
   def self.reset

spec/lib/activity_logger_spec.rb

@@ -29,6 +29,21 @@ RSpec.describe ActivityLogger do
       expect(sse2).to have_received(:write).with(event)
     end
 
+    it 'sends events to all listeners even if some fail' do
+      sse1 = spy('sse1')
+      sse2 = spy('sse2')
+      event = double('event')
+
+      allow(sse1).to receive(:write).and_throw(:error)
+
+      ActivityLogger.register('test_id', sse1)
+      ActivityLogger.register('test_id', sse2)
+
+      ActivityLogger.log('test_id', event)
+
+      expect(sse2).to have_received(:write).with(event)
+    end
+
     it 'does not send events to listeners of a different id' do
       sse = spy('sse')
       event = double('event')