Improved error handling for inputting lives

Also added the ability to view the secret word after losing

main.go

@@ -59,18 +59,23 @@ func main() {
 	fillSecrets()
 
 	for {
-		clear()
+		for {
+			clear()
+			fmt.Printf("Welcome to the hanged man game!\nMay I know your name?\nName: ")
+			player.name = scanLine()
+			fmt.Printf("How many lives would you like to have?\nLives: ")
+			stringLives := scanLine()
 
-		// TODO: Use type assertions to do error handling
+			intLives, err := strconv.Atoi(stringLives)
+			if catchErr(err) != true {
+				player.lives = int8(intLives)
+				break
+			} else {
+				fmt.Println("Please, input a valid number")
+				time.Sleep(time.Second)
+			}
 
-		fmt.Printf("Welcome to the hanged man game!\nMay I know your name?\nName: ")
-		player.name = scanLine()
-		fmt.Printf("How many lives would you like to have?\nLives: ")
-		stringLives := scanLine()
-
-		intLives, err := strconv.Atoi(stringLives)
-		catchErr(err)
-		player.lives = int8(intLives)
+		}
 
 		clear()
 
@@ -119,6 +124,7 @@ func checkWin() {
 func checkLose() {
 	if player.lives < 0 {
 		fmt.Println("You lose!")
+		fmt.Printf("The word was %v!\n", revealedChars)
 		os.Exit(0)
 	}
 }
@@ -191,38 +197,16 @@ func game() {
 				time.Sleep(1 * time.Second)
 			}
 		}
-
-		// if getLetter(guess) == true {
-		// 	if alreadyGuessed() == true {
-		// 		fmt.Printf("You've already guessed this letter")
-		// 		time.Sleep(1 * time.Second)
-		// 	}
-		// }
-
-		// var isAlreadyWrong bool = false
-		// for _, v := range wrongChars {
-		// 	if v == guess {
-		// 		isAlreadyWrong = true
-		// 	}
-		// }
-		// if isAlreadyWrong == true {
-		// 	fmt.Printf("You've already guessed this letter")
-		// 	time.Sleep(1 * time.Second)
-		// } else {
-		// 	fmt.Printf("Wrong!")
-		// 	wrongChars = append(wrongChars, guess)
-		// 	player.lives--
-		// 	time.Sleep(1 * time.Second)
-		// }
-
 	}
 }
 
-func catchErr(err error) {
+func catchErr(err error) (errHappened bool) {
+	errHappened = false
 	if err != nil {
-		fmt.Println(err)
-		os.Exit(2)
+		//fmt.Println(err)
+		errHappened = true
 	}
+	return errHappened
 }
 
 func getWord(path string) (word string) {