12876: More compatibility with "arv get".

[arvados.git] / lib / cli / get.go

diff --git a/lib/cli/get.go b/lib/cli/get.go
index 725c696a4dbb19dfa833b06e7fa9cd9390bf2b2a..a7adfb65b679d70ccfbb50dffdcc9aad0bd79065 100644 (file)
--- a/lib/cli/get.go
+++ b/lib/cli/get.go
@@ -23,7 +23,14 @@ func Get(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer)
        }()
 
        flags := flag.NewFlagSet(prog, flag.ContinueOnError)
-       format := flags.String("format", "json", "output format (json or yaml)")
+       format := flags.String("format", "json", "output format (json, yaml, or uuid)")
+       flags.StringVar(format, "f", "json", "output format (json, yaml, or uuid)")
+       short := flags.Bool("short", false, "equivalent to --format=uuid")
+       flags.BoolVar(short, "s", false, "equivalent to --format=uuid")
+       flags.Bool("dry-run", false, "dry run (ignored, for compatibility)")
+       flags.Bool("n", false, "dry run (ignored, for compatibility)")
+       flags.Bool("verbose", false, "verbose (ignored, for compatibility)")
+       flags.Bool("v", false, "verbose (ignored, for compatibility)")
        err = flags.Parse(args)
        if err != nil {
                return 2
@@ -32,6 +39,9 @@ func Get(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer)
                flags.Usage()
                return 2
        }
+       if *short {
+               *format = "uuid"
+       }
 
        id := flags.Args()[0]
        client := arvados.NewClientFromEnv()
@@ -52,6 +62,8 @@ func Get(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer)
                if err == nil {
                        _, err = stdout.Write(buf)
                }
+       } else if *format == "uuid" {
+               fmt.Fprintln(stdout, obj["uuid"])
        } else {
                enc := json.NewEncoder(stdout)
                enc.SetIndent("", "  ")