--- a/wdown.go	Thu Jun 25 21:18:30 2020 +0200
+++ b/wdown.go	Thu Jun 25 21:57:11 2020 +0200
@@ -34,13 +34,7 @@
 		useTemplate = true
 	}
 
-	tmpl, err := mustache.ParseFile(templateFilename)
-	if err != nil {
-		log.Fatal(err)
-	}
-
 	source, err := ioutil.ReadFile(flag.Arg(0))
-
 	if err != nil {
 		log.Fatal(err)
 	}
@@ -57,21 +51,25 @@
 		),
 	)
 
-	var htmlContent bytes.Buffer
+	htmlContent := new(bytes.Buffer)
 	parserContext := parser.NewContext()
-	err = md.Convert(source, &htmlContent, parser.WithContext(parserContext))
+	err = md.Convert(source, htmlContent, parser.WithContext(parserContext))
 	if err != nil {
 		log.Fatal(err)
 	}
 
 	if useTemplate {
+		tmpl, err := mustache.ParseFile(templateFilename)
+		if err != nil {
+			log.Fatal(err)
+		}
 		templateVars := meta.Get(parserContext)
 		if templateVars == nil {
 			templateVars = map[string]interface{}{}
 		}
 		templateVars["content"] = htmlContent.String()
 
-		err := tmpl.FRender(os.Stdout, templateVars)
+		err = tmpl.FRender(os.Stdout, templateVars)
 		if err != nil {
 			log.Fatal(err)
 		}