command: refactor to share output formating code

command/format.go

@@ -0,0 +1,59 @@
+package command
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+
+	"github.com/hashicorp/vault/api"
+	"github.com/mitchellh/cli"
+	"github.com/ryanuber/columnize"
+)
+
+func OutputSecret(ui cli.Ui, format string, secret *api.Secret) int {
+	switch format {
+	case "json":
+		return outputFormatJSON(ui, secret)
+	case "table":
+		fallthrough
+	default:
+		return outputFormatTable(ui, secret, true)
+	}
+}
+
+func outputFormatJSON(ui cli.Ui, s *api.Secret) int {
+	b, err := json.Marshal(s)
+	if err != nil {
+		ui.Error(fmt.Sprintf(
+			"Error formatting secret: %s", err))
+		return 1
+	}
+
+	var out bytes.Buffer
+	json.Indent(&out, b, "", "\t")
+	ui.Output(out.String())
+	return 0
+}
+
+func outputFormatTable(ui cli.Ui, s *api.Secret, whitespace bool) int {
+	config := columnize.DefaultConfig()
+	config.Delim = "♨"
+	config.Glue = "\t"
+	config.Prefix = ""
+
+	input := make([]string, 0, 5)
+	input = append(input, fmt.Sprintf("Key %s Value", config.Delim))
+
+	if s.LeaseID != "" && s.LeaseDuration > 0 {
+		input = append(input, fmt.Sprintf("lease_id %s %s", config.Delim, s.LeaseID))
+		input = append(input, fmt.Sprintf(
+			"lease_duration %s %d", config.Delim, s.LeaseDuration))
+	}
+
+	for k, v := range s.Data {
+		input = append(input, fmt.Sprintf("%s %s %v", k, config.Delim, v))
+	}
+
+	ui.Output(columnize.Format(input, config))
+	return 0
+}

command/read.go

@@ -1,13 +1,8 @@
 package command
 
 import (
-	"bytes"
-	"encoding/json"
 	"fmt"
 	"strings"
-
-	"github.com/hashicorp/vault/api"
-	"github.com/ryanuber/columnize"
 )
 
 // ReadCommand is a Command that reads data from the Vault.
@@ -51,55 +46,7 @@ func (c *ReadCommand) Run(args []string) int {
 		return 1
 	}
 
-	return c.output(format, secret)
+	return OutputSecret(c.Ui, format, secret)
-}
-
-func (c *ReadCommand) output(format string, secret *api.Secret) int {
-	switch format {
-	case "json":
-		return c.formatJSON(secret)
-	case "table":
-		fallthrough
-	default:
-		return c.formatTable(secret, true)
-	}
-}
-
-func (c *ReadCommand) formatJSON(s *api.Secret) int {
-	b, err := json.Marshal(s)
-	if err != nil {
-		c.Ui.Error(fmt.Sprintf(
-			"Error formatting secret: %s", err))
-		return 1
-	}
-
-	var out bytes.Buffer
-	json.Indent(&out, b, "", "\t")
-	c.Ui.Output(out.String())
-	return 0
-}
-
-func (c *ReadCommand) formatTable(s *api.Secret, whitespace bool) int {
-	config := columnize.DefaultConfig()
-	config.Delim = "♨"
-	config.Glue = "\t"
-	config.Prefix = ""
-
-	input := make([]string, 0, 5)
-	input = append(input, fmt.Sprintf("Key %s Value", config.Delim))
-
-	if s.LeaseID != "" && s.LeaseDuration > 0 {
-		input = append(input, fmt.Sprintf("lease_id %s %s", config.Delim, s.LeaseID))
-		input = append(input, fmt.Sprintf(
-			"lease_duration %s %d", config.Delim, s.LeaseDuration))
-	}
-
-	for k, v := range s.Data {
-		input = append(input, fmt.Sprintf("%s %s %v", k, config.Delim, v))
-	}
-
-	c.Ui.Output(columnize.Format(input, config))
-	return 0
 }
 
 func (c *ReadCommand) Synopsis() string {

command/renew.go

@@ -55,10 +55,7 @@ func (c *RenewCommand) Run(args []string) int {
 		return 1
 	}
 
-	// Use the ReadCommand in order to format our output
+	return OutputSecret(c.Ui, format, secret)
-	var read ReadCommand
-	read.Meta = c.Meta
-	return read.output(format, secret)
 }
 
 func (c *RenewCommand) Synopsis() string {

command/token_renew.go

@@ -54,10 +54,7 @@ func (c *TokenRenewCommand) Run(args []string) int {
 		return 1
 	}
 
-	// Use the ReadCommand in order to format our output
+	return OutputSecret(c.Ui, format, secret)
-	var read ReadCommand
-	read.Meta = c.Meta
-	return read.output(format, secret)
 }
 
 func (c *TokenRenewCommand) Synopsis() string {