Move extraction function to eject subcommand

cmd/eject.go

@@ -0,0 +1,40 @@
+package cmd
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+
+	"github.com/cedws/pubkey-extract/keyring"
+	"github.com/spf13/cobra"
+)
+
+var ejectCmd = &cobra.Command{
+	Use: "eject",
+	Run: func(cmd *cobra.Command, args []string) {
+		gameData, err := os.ReadFile(binPath)
+		if err != nil {
+			fmt.Fprintln(os.Stderr, err)
+			os.Exit(1)
+		}
+		kr, err := keyring.Extract(gameData)
+		if err != nil {
+			fmt.Fprintln(os.Stderr, err)
+			os.Exit(1)
+		}
+
+		raw, err := kr.MarshalBinary()
+		if err != nil {
+			fmt.Fprintln(os.Stderr, err)
+			os.Exit(1)
+		}
+
+		enc := json.NewEncoder(os.Stdout)
+		enc.SetIndent("", "    ")
+		enc.Encode(output{raw, kr})
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(ejectCmd)
+}

cmd/inject.go

@@ -37,9 +37,15 @@ var injectCmd = &cobra.Command{
 			os.Exit(1)
 		}
 
+		raw, err := kr.MarshalBinary()
+		if err != nil {
+			fmt.Fprintln(os.Stderr, err)
+			os.Exit(1)
+		}
+
 		enc := json.NewEncoder(os.Stdout)
 		enc.SetIndent("", "    ")
-		enc.Encode(kr)
+		enc.Encode(output{raw, kr})
 	},
 }
 

cmd/root.go

@@ -1,37 +1,22 @@
 package cmd
 
 import (
-	"encoding/json"
 	"fmt"
 	"os"
 
 	"github.com/cedws/pubkey-extract/keyring"
 	"github.com/spf13/cobra"
 )
 
-var (
-	binPath string
-	pretty  bool
-)
+type output struct {
+	Raw     []byte           `json:"raw"`
+	Decoded *keyring.Keyring `json:"decoded"`
+}
 
-var rootCmd = &cobra.Command{
-	Use: "pubkey-extract",
-	Run: func(cmd *cobra.Command, args []string) {
-		gameData, err := os.ReadFile(binPath)
-		if err != nil {
-			fmt.Fprintln(os.Stderr, err)
-			os.Exit(1)
-		}
-		kr, err := keyring.Extract(gameData)
-		if err != nil {
-			fmt.Fprintln(os.Stderr, err)
-			os.Exit(1)
-		}
+var binPath string
 
-		enc := json.NewEncoder(os.Stdout)
-		enc.SetIndent("", "    ")
-		enc.Encode(kr)
-	},
+var rootCmd = &cobra.Command{
+	Use: "ki-keyring",
 }
 
 func init() {