Slightly changed error messages

cmd/goso/cli.go

@@ -64,10 +64,10 @@ func root(args []string) error {
 	} else {
 		qn, err = strconv.Atoi(q)
 		if err != nil {
-			return fmt.Errorf("-q should be within [min=1, max=10], please check your env")
+			return fmt.Errorf("-q should be within [min=1, max=10], please check if `GOSO_QUESTIONS` is set correctly")
 		}
 		if qn < 1 || qn > 10 {
-			return fmt.Errorf("-q should be within [min=1, max=10], please check your env")
+			return fmt.Errorf("-q should be within [min=1, max=10], please check if `GOSO_QUESTIONS` is set correctly")
 		}
 	}
 	a, set := os.LookupEnv("GOSO_ANSWERS")
@@ -76,10 +76,10 @@ func root(args []string) error {
 	} else {
 		an, err = strconv.Atoi(a)
 		if err != nil {
-			return fmt.Errorf("-a should be within [min=1, max=10], please check your env")
+			return fmt.Errorf("-a should be within [min=1, max=10], please check if `GOSO_ANSWERS` is set correctly")
 		}
 		if an < 1 || an > 10 {
-			return fmt.Errorf("-a should be within [min=1, max=10], please check your env")
+			return fmt.Errorf("-a should be within [min=1, max=10], please check if `GOSO_ANSWERS` is set correctly")
 		}
 	}
 	flags := flag.NewFlagSet(app, flag.ExitOnError)

goso.go

@@ -329,7 +329,7 @@ func FetchGoogle(conf *Config) (*GoogleSearchResult, error) {
 	}
 	res, err := conf.Client.Do(req)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed connecting to Google API: check you internet connection")
 	}
 	defer res.Body.Close()
 	if res.StatusCode > 299 {