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purify error message in cli for create and run command

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Signed-off-by: allencloud <allen.sun@daocloud.io>
This commit is contained in:
allencloud 2016-12-29 01:09:25 +08:00
parent 05378f4898
commit 3f1feaf4d6
1 changed files with 3 additions and 2 deletions
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5
cli/command/container/run.go
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@ -255,10 +255,11 @@ func runRun(dockerCli *command.DockerCli, flags *pflag.FlagSet, opts *runOptions
// reportError is a utility method that prints a user-friendly message // reportError is a utility method that prints a user-friendly message
// containing the error that occurred during parsing and a suggestion to get help // containing the error that occurred during parsing and a suggestion to get help
func reportError(stderr io.Writer, name string, str string, withHelp bool) { func reportError(stderr io.Writer, name string, str string, withHelp bool) {
str = strings.TrimSuffix(str, ".") + "."
if withHelp { if withHelp {
str += ".\nSee '" + os.Args[0] + " " + name + " --help'" str += "\nSee '" + os.Args[0] + " " + name + " --help'."
} }
fmt.Fprintf(stderr, "%s: %s.\n", os.Args[0], str) fmt.Fprintf(stderr, "%s: %s\n", os.Args[0], str)
} }
// if container start fails with 'not found'/'no such' error, return 127 // if container start fails with 'not found'/'no such' error, return 127