Fix lpush crash during shutdown #854
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lib/queue/worker.js
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| client.blpop(client.getKey(self.type + ':jobs'), 0, function( err ) { | ||
| if( err || !self.running ) { | ||
| self.client.lpush(self.client.getKey(self.type + ':jobs'), 1); | ||
| if (self.client.connected) { |
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I believe if(self.client && self.client.connected) is safer.
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With this fix #823 is not happening for us anymore. Not sure though if this has any side effects or not.