remove pointers for immutability

main.go

@@ -1,24 +1,24 @@
 package main
 
 import (
+	"flag"
+
 	"github.com/ryanehamil/lookupip/src/ipapi"
 	"github.com/ryanehamil/lookupip/src/utils"
 )
 
-var detail bool
-var ip string
-var properties string
-
 func main() {
-	// Parse command line flags
-	utils.ParseFlags(&ip, &properties, &detail)
+	ip := flag.String("ip", "", "IP address to lookup")
+	properties := flag.String("p", "", "Properties to retrieve")
+	detail := flag.Bool("d", false, "Show Detail")
+	flag.Parse()
 
 	// Use the IP-API to lookup the IP address
-	data, err := ipapi.Lookup(&ip, &properties)
+	data, err := ipapi.Lookup(*ip)
 	utils.HandleError(err)
 
 	// Format the data to a string
-	result := ipapi.GetProperties(data, properties, detail)
+	result := ipapi.GetProperties(data, *properties, *detail)
 
 	// Print result with PrintOut
 	utils.PrintOut(result)