basic proxy error handling; exit on read proxy error

proxy/debug.go

@@ -2,6 +2,7 @@ package proxy
 
 import (
 	"fmt"
+	"log"
 	"strings"
 
 	"github.com/Baipyrus/ProxySwitcher/util"
@@ -20,7 +21,12 @@ func mapCmdsToStr(commands []*util.Command) string {
 }
 
 func Debug() {
-	proxy, _ := ReadSystemProxy()
+	proxy, err := ReadSystemProxy()
+
+	if err != nil {
+		log.Fatal(err)
+	}
+
 	fmt.Println("\nSystem Proxy:")
 	fmt.Printf("Enabled: %t\n", proxy.Enabled)
 	fmt.Printf("Server: %s\n\n", proxy.Server)

proxy/set.go

@@ -1,16 +1,19 @@
 package proxy
 
 import (
+	"log"
+
 	"github.com/Baipyrus/ProxySwitcher/util"
 )
 
 func Set() {
 	stdin, closeFunc, _ := util.ReadyCmd()
 
-	proxy, _ := ReadSystemProxy()
 	// Set system proxy, if not already
-	if !proxy.Enabled {
+	proxy, err := ReadSystemProxy()
-		SetSystemProxy(true)
+
+	if err != nil {
+		log.Fatal(err)
 	}
 
 	configs, _ := util.ReadConfigs()

proxy/unset.go

@@ -1,6 +1,8 @@
 package proxy
 
 import (
+	"log"
+
 	"github.com/Baipyrus/ProxySwitcher/util"
 )
 
@@ -8,7 +10,12 @@ func Unset() {
 	stdin, closeFunc, _ := util.ReadyCmd()
 
 	// Unset system proxy, if not already
-	proxy, _ := ReadSystemProxy()
+	proxy, err := ReadSystemProxy()
+
+	if err != nil {
+		log.Fatal(err)
+	}
+
 	if proxy.Enabled {
 		SetSystemProxy(false)
 	}