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If Version is an empty string, suppress version output in usage help.

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This commit is contained in:
Martin Falatic 2015-06-24 23:07:32 -07:00
parent ee2cde7a77
commit 595c055010
2 changed files with 16 additions and 2 deletions
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4
help.go
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@ -15,10 +15,10 @@ var AppHelpTemplate = `NAME:
{{.Name}} - {{.Usage}} {{.Name}} - {{.Usage}}
USAGE: USAGE:
{{.Name}} {{if .Flags}}[global options] {{end}}command{{if .Flags}} [command options]{{end}} [arguments...] {{.Name}} {{if .Flags}}[global options] {{end}}command{{if .Flags}} [command options]{{end}} [arguments...]{{if len .Version}}
VERSION: VERSION:
{{.Version}}{{if len .Authors}} {{.Version}}{{end}}{{if len .Authors}}
AUTHOR(S): AUTHOR(S):
{{range .Authors}}{{ . }}{{end}}{{end}} {{range .Authors}}{{ . }}{{end}}{{end}}

14
help_test.go
View File

@ -20,3 +20,17 @@ func Test_ShowAppHelp_NoAuthor(t *testing.T) {
t.Errorf("expected\n%snot to include %s", output.String(), "AUTHOR(S):") t.Errorf("expected\n%snot to include %s", output.String(), "AUTHOR(S):")
} }
} }
func Test_ShowAppHelp_NoVersion(t *testing.T) {
output := new(bytes.Buffer)
app := cli.NewApp()
app.Writer = output
c := cli.NewContext(app, nil, nil)
cli.ShowAppHelp(c)
if bytes.Index(output.Bytes(), []byte("VERSION:")) != -1 {
t.Errorf("expected\n%snot to include %s", output.String(), "VERSION:")
}
}