Use sudo to permit --system gem updates
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				|  | @ -40,6 +40,10 @@ function update() { | |||
|     brew update | ||||
|     brew upgrade | ||||
|      | ||||
|     # Keep sudo alive | ||||
|     sudo -v | ||||
|     while true; do sudo -n true; sleep 60; kill -0 "$$" || exit; done 2>/dev/null & | ||||
| 
 | ||||
|     # Make sure rvm is sourced properly | ||||
|     if [ -f ~/.rvm/scripts/rvm ]; then | ||||
|         [ "$(type -t rvm)" = "function" ] || source ~/.rvm/scripts/rvm | ||||
|  |  | |||
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