test

file.go

@@ -5,16 +5,16 @@ import (
 	"os"
 )
 
-func createFile(fileContents string) {
-	file, err := os.Create("weather.json")
+func createFile(fileContents string, filename string) {
+	file, err := os.Create(filename)
 	if err != nil {
-		log.Fatalf("failed creating file: %s", err)
+		log.Fatalf("failed creating file %s: %s", filename, err)
 	}
 	defer file.Close()
 
 	_, err = file.WriteString(fileContents)
 	if err != nil {
-		log.Fatalf("failed writing to file: %s", err)
+		log.Fatalf("failed writing to file %s: %s", filename, err)
 	}
 }
 

main.go

@@ -16,6 +16,9 @@ func main() {
 	flag.StringVar(&apiKey, "api", "none", "Enter you api key here")
 	flag.Parse()
 
+	var filename string
+	filename = "weather.json"
+
 	full := "https://api.openweathermap.org/data/2.5/weather?q=" + city + "," + code + "&units=metric" + "&appid=" + apiKey + ""
 
 	//read webpage
@@ -27,7 +30,8 @@ func main() {
 	}
 
 	//Create file
-	createFile(string(html))
+	createFile(string(html), filename)
+	defer removeFile(filename) //delete file at the end
 
 	//Load the file
 	data, err := loadJSON("weather.json")
@@ -38,7 +42,4 @@ func main() {
 
 	//Print the weather!
 	printWeather(data)
-
-	//remove the file at the end
-	removeFile("weather.json")
 }