From 57773b6c2d1fcf78e94820ea47916ebecc4ce5a4 Mon Sep 17 00:00:00 2001
From: Sean Liao <seankhliao@gmail.com>
Date: Tue, 20 Feb 2018 22:24:48 +0800
Subject: [PATCH] add config.String() to pretty print default config in valid
 json

---
 cmd.go    |  5 ++---
 config.go | 11 +++++++++++
 2 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/cmd.go b/cmd.go
index 7642a772..23f1e9d8 100644
--- a/cmd.go
+++ b/cmd.go
@@ -273,12 +273,11 @@ func sudoLoopBackground() {
 
 func sudoLoop() {
 	for {
-		updateSudo()	
+		updateSudo()
 		time.Sleep(298 * time.Second)
 	}
 }
 
-
 func updateSudo() {
 	for {
 		cmd := exec.Command("sudo", "-v")
@@ -398,7 +397,7 @@ func handleVersion() {
 func handlePrint() (err error) {
 	switch {
 	case cmdArgs.existsArg("d", "defaultconfig"):
-		fmt.Printf("%#v", config)
+		fmt.Printf("%v", config)
 	case cmdArgs.existsArg("n", "numberupgrades"):
 		err = printNumberOfUpdates()
 	case cmdArgs.existsArg("u", "upgrades"):
diff --git a/config.go b/config.go
index 409c51bb..65eb221e 100644
--- a/config.go
+++ b/config.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"bytes"
 	"encoding/json"
 	"fmt"
 	"os"
@@ -194,3 +195,13 @@ func continueTask(s string, def string) (cont bool) {
 
 	return true
 }
+
+func (config Configuration) String() string {
+	var buf bytes.Buffer
+	enc := json.NewEncoder(&buf)
+	enc.SetIndent("", "\t")
+	if err := enc.Encode(config); err != nil {
+		fmt.Println(err)
+	}
+	return buf.String()
+}