minor https://github.com/kataras/iris#quick-mvc-tutorial-3

Former-commit-id: 0f0667f7e460dc241f3a8fcca50cc6caf228d081

_examples/mvc/using-method-result/controllers/movie_controller.go

@@ -1,4 +1,4 @@
-// file: controllers/movies_controller.go
+// file: controllers/movie_controller.go
 
 package controllers
 
@@ -68,13 +68,12 @@ func (c *MovieController) PutBy(id int64) (models.Movie, error) {
 // Demo:
 // curl -i -X DELETE -u admin:password http://localhost:8080/movies/1
 func (c *MovieController) DeleteBy(id int64) interface{} {
-	// delete the entry from the movies slice.
 	wasDel := c.Service.DeleteByID(id)
 	if wasDel {
-		// and return the deleted movie's ID
+		// return the deleted movie's ID
 		return iris.Map{"deleted": id}
 	}
-	// here we can see that a method function can return any of those two types(map or int),
+	// right here we can see that a method function can return any of those two types(map or int),
 	// we don't have to specify the return type to a specific type.
 	return iris.StatusBadRequest
 }

_examples/mvc/using-method-result/main.go

@@ -20,7 +20,7 @@ func main() {
 	// Register our controllers.
 	app.Controller("/hello", new(controllers.HelloController))
 
-	// Create our movie service (memory), we will bind it to the movies controller.
+	// Create our movie service (memory), we will bind it to the movie controller.
 	service := services.NewMovieServiceFromMemory(datasource.Movies)
 
 	app.Controller("/movies", new(controllers.MovieController),

_examples/mvc/using-method-result/models/movie.go

@@ -24,7 +24,7 @@ type Movie struct {
 // simple checks can be added here.
 //
 // It's just a showcase,
-// imagine what possible this opens when you designing a bigger application.
+// imagine the potentials this feature gives when designing a bigger application.
 //
 // This is called where the return value from a controller's method functions
 // is type of `Movie`.