core/commands: Added root command (with test subcommands)

core/commands/root.go

+package commands
+
+import (
+	cmds "github.com/jbenet/go-ipfs/commands"
+	"strings"
+)
+
+type TestOutput struct {
+	Foo string
+	Bar int
+}
+
+var Root = &cmds.Command{
+	Options: []cmds.Option{
+		cmds.Option{[]string{"config", "c"}, cmds.String},
+		cmds.Option{[]string{"debug", "D"}, cmds.Bool},
+	},
+	Help: `ipfs - global versioned p2p merkledag file system
+
+Basic commands:
+
+    init          Initialize ipfs local configuration.
+    add <path>    Add an object to ipfs.
+    cat <ref>     Show ipfs object data.
+    ls <ref>      List links from an object.
+    refs <ref>    List link hashes from an object.
+
+Tool commands:
+
+    config        Manage configuration.
+    version       Show ipfs version information.
+    commands      List all available commands.
+
+Advanced Commands:
+
+    mount         Mount an ipfs read-only mountpoint.
+    serve         Serve an interface to ipfs.
+    net-diag      Print network diagnostic.
+
+Use "ipfs help <command>" for more information about a command.
+`,
+	Subcommands: map[string]*cmds.Command{
+		"beep": &cmds.Command{
+			Run: func(req cmds.Request, res cmds.Response) {
+				v := TestOutput{"hello, world", 1337}
+				res.SetValue(v)
+			},
+		},
+		"boop": &cmds.Command{
+			Run: func(req cmds.Request, res cmds.Response) {
+				v := strings.NewReader("hello, world")
+				res.SetValue(v)
+			},
+		},
+	},
+}