add support for embed.FS

_examples/file-server/embedding-files-into-app-bindata/main.go

@@ -0,0 +1,44 @@
+package main
+
+import (
+	"github.com/kataras/iris/v12"
+)
+
+// Follow these steps first:
+// $ go install github.com/go-bindata/go-bindata/v3/go-bindata@latest
+// $ go-bindata -prefix "assets" -fs ./assets/...
+// $ go run .
+// "physical" files are not used, you can delete the "assets" folder and run the example.
+//
+// See `file-server/embedding-gzipped-files-into-app-bindata` and
+// 'file-server/embedding-files-into-app` examples as well.
+func newApp() *iris.Application {
+	app := iris.New()
+	app.Logger().SetLevel("debug")
+
+	app.HandleDir("/static", AssetFile())
+
+	/*
+		Or if you need to cache them inside the memory (requires the assets folder
+		to be located near the executable program):
+		app.HandleDir("/static", iris.Dir("./assets"), iris.DirOptions{
+			IndexName: "index.html",
+			Cache: iris.DirCacheOptions{
+				Enable:          true,
+				Encodings:       []string{"gzip"},
+				CompressIgnore:  iris.MatchImagesAssets,
+				CompressMinSize: 30 * iris.B,
+			},
+		})
+	*/
+	return app
+}
+
+func main() {
+	app := newApp()
+
+	// http://localhost:8080/static/css/main.css
+	// http://localhost:8080/static/js/main.js
+	// http://localhost:8080/static/favicon.ico
+	app.Listen(":8080")
+}