beam/examples/beamsh: fix a bug in the log command
Docker-DCO-1.1-Signed-off-by: Solomon Hykes <solomon@docker.com> (github: shykes)
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1 changed files with 4 additions and 1 deletions
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@ -153,7 +153,10 @@ func parseEnv(args []string) ([]string, map[string]string) {
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func CmdLog(args []string, f *os.File) {
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defer Debugf("CmdLog done\n")
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name := args[1]
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var name string
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if len(args) > 0 {
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name = args[1]
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}
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input := bufio.NewScanner(f)
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for input.Scan() {
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line := input.Text()
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