added new function, FormatFatal

main.go

@@ -1,8 +1,15 @@
 package errorhandler
 
-import "fmt"
+import (
+	"fmt"
+	"log"
+)
 
 // FormatError formats text and the error in a standardized way
 func FormatError(text string, err error) error {
 	return fmt.Errorf(fmt.Sprintf("%s, error is:\n\t-> %s", text, err))
 }
+
+func FormatFatal(text string, err error) {
+	log.Fatalf(fmt.Sprintf("%s, error is:\n\t-> %s", text, err))
+}

main_test.go

@@ -6,7 +6,7 @@ import (
 	"testing"
 )
 
-func TestCheck(t *testing.T) {
+func TestFormatError(t *testing.T) {
 	text := "text before error"
 	err := "test error"