api/client - The code for all cli commands are in one file #11610

Signed-off-by: Joey Gibson <joey@joeygibson.com>

api/client/help.go

@@ -0,0 +1,32 @@
+package client
+
+import (
+	"fmt"
+	"os"
+
+	flag "github.com/docker/docker/pkg/mflag"
+)
+
+func (cli *DockerCli) CmdHelp(args ...string) error {
+	if len(args) > 1 {
+		method, exists := cli.getMethod(args[:2]...)
+		if exists {
+			method("--help")
+			return nil
+		}
+	}
+	if len(args) > 0 {
+		method, exists := cli.getMethod(args[0])
+		if !exists {
+			fmt.Fprintf(cli.err, "docker: '%s' is not a docker command. See 'docker --help'.\n", args[0])
+			os.Exit(1)
+		} else {
+			method("--help")
+			return nil
+		}
+	}
+
+	flag.Usage()
+
+	return nil
+}