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packer-cn
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Wrap output in if statement to catch zero values from select

This commit is contained in:
Chris Bednarski 2015-06-03 17:13:26 -07:00
parent 3a066d53d3
commit 408250ec76
1 changed files with 8 additions and 3 deletions
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11
packer/communicator.go
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@ -1,11 +1,12 @@
package packer
import (
"github.com/mitchellh/iochan"
"io"
"os"
"strings"
"sync"
"github.com/mitchellh/iochan"
)
// RemoteCmd represents a remote command being prepared or run.
@ -132,9 +133,13 @@ OutputLoop:
for {
select {
case output := <-stderrCh:
ui.Message(r.cleanOutputLine(output))
if output != "" {
ui.Message(r.cleanOutputLine(output))
}
case output := <-stdoutCh:
ui.Message(r.cleanOutputLine(output))
if output != "" {
ui.Message(r.cleanOutputLine(output))
}
case <-exitCh:
break OutputLoop
}