replace ioutil with io package and other minor improvements

view/django.go

@@ -50,7 +50,8 @@ type (
 // through a Context or within filter functions.
 //
 // Example:
-//     AsValue("my string")
+//
+//	AsValue("my string")
 //
 // Shortcut for `pongo2.AsValue`.
 var AsValue = pongo2.AsValue

view/fs.go

@@ -2,7 +2,7 @@ package view
 
 import (
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"path"
 	"path/filepath"
@@ -80,7 +80,7 @@ func asset(fs http.FileSystem, name string) ([]byte, error) {
 		return nil, err
 	}
 
-	contents, err := ioutil.ReadAll(f)
+	contents, err := io.ReadAll(f)
 	f.Close()
 	return contents, err
 }

view/html.go

@@ -140,6 +140,7 @@ func (s *HTMLEngine) Reload(developmentMode bool) *HTMLEngine {
 //
 // missingkey: Control the behavior during execution if a map is
 // indexed with a key that is not present in the map.
+//
 //	"missingkey=default" or "missingkey=invalid"
 //		The default behavior: Do nothing and continue execution.
 //		If printed, the result of the index operation is the string
@@ -148,7 +149,6 @@ func (s *HTMLEngine) Reload(developmentMode bool) *HTMLEngine {
 //		The operation returns the zero value for the map type's element.
 //	"missingkey=error"
 //		Execution stops immediately with an error.
-//
 func (s *HTMLEngine) Option(opt ...string) *HTMLEngine {
 	s.rmu.Lock()
 	s.options = append(s.options, opt...)
@@ -172,7 +172,8 @@ func (s *HTMLEngine) Delims(left, right string) *HTMLEngine {
 // for the template file with its extension.
 //
 // Example: HTML("./templates", ".html").Layout("layouts/mainLayout.html")
-//         // mainLayout.html is inside: "./templates/layouts/".
+//
+//	// mainLayout.html is inside: "./templates/layouts/".
 //
 // Note: Layout can be changed for a specific call
 // action with the option: "layout" on the iris' context.Render function.