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Only print the func if there is a function to print!

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This commit is contained in:
Corey Johnson 2019-11-22 13:48:19 -08:00
parent d69f58cd6b
commit 3b765d9236
1 changed files with 4 additions and 1 deletions
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5
main.go
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@ -22,5 +22,8 @@ func main() {
os.Exit(1)
}
(<-printUpdateMessage)()
printFunc := <-printUpdateMessage
if printFunc != nil {
printFunc()
}
}