fix code formatting

Signed-off-by: ngn <ngn@ngn.tf>

main.go

@@ -12,42 +12,42 @@ import (
 )
 
 func main() {
-  var (
-    extractor *extract.Extractor
-    err error
-  )
+	var (
+		extractor *extract.Extractor
+		err       error
+	)
 
-  // configure logger
-  log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
+	// configure logger
+	log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
 
-  if extractor, err = extract.New(); err != nil {
-    log.Printf("failed to create an extractor: %s", err.Error())
-    os.Exit(1)
-  }
+	if extractor, err = extract.New(); err != nil {
+		log.Printf("failed to create an extractor: %s", err.Error())
+		os.Exit(1)
+	}
 
-  engine := html.New("./views", ".html")
-  app := fiber.New(fiber.Config{
-    AppName: "tren",
-    DisableStartupMessage: true,
-    ServerHeader: "",
-    Views: engine,
-  })
+	engine := html.New("./views", ".html")
+	app := fiber.New(fiber.Config{
+		AppName:               "tren",
+		DisableStartupMessage: true,
+		ServerHeader:          "",
+		Views:                 engine,
+	})
 
-  app.Static("/", "./static")
-  app.Use("*", func(c *fiber.Ctx) error {
-    c.Locals("extractor", extractor)
-    return c.Next()
-  })
+	app.Static("/", "./static")
+	app.Use("*", func(c *fiber.Ctx) error {
+		c.Locals("extractor", extractor)
+		return c.Next()
+	})
 
-  // routes
-  app.Get("/", routes.GET_index)
-  app.Post("/translate", routes.POST_translate)
+	// routes
+	app.Get("/", routes.GET_index)
+	app.Post("/translate", routes.POST_translate)
 
-  // all the other routes redirect to index
-  app.All("*", func(c *fiber.Ctx) error {
-    return util.RenderError(c, 404)
-  })
+	// all the other routes redirect to index
+	app.All("*", func(c *fiber.Ctx) error {
+		return util.RenderError(c, 404)
+	})
 
-  log.Printf("starting the web application on port 8080")
-  log.Fatal(app.Listen(":8080"))
+	log.Printf("starting the web application on port 8080")
+	log.Fatal(app.Listen(":8080"))
 }