snapshot of https://github.com/go-chi/chi.git (master, 2026-09-15; blobs > 131072B omitted)

_examples/fileserver/data/notes.txt

@@ -0,0 +1 @@
+Notessszzz

_examples/fileserver/main.go

@@ -0,0 +1,65 @@
+// This example demonstrates how to serve static files from your filesystem.
+//
+// Boot the server:
+//
+//	$ go run main.go
+//
+// Client requests:
+//
+//	$ curl http://localhost:3333/files/
+//	<pre>
+//	<a href="notes.txt">notes.txt</a>
+//	</pre>
+//
+//	$ curl http://localhost:3333/files/notes.txt
+//	Notessszzz
+package main
+
+import (
+	"net/http"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
+)
+
+func main() {
+	r := chi.NewRouter()
+	r.Use(middleware.Logger)
+
+	// Index handler
+	r.Get("/", func(w http.ResponseWriter, r *http.Request) {
+		w.Write([]byte("hi"))
+	})
+
+	// Create a route along /files that will serve contents from
+	// the ./data/ folder.
+	workDir, _ := os.Getwd()
+	filesDir := http.Dir(filepath.Join(workDir, "data"))
+	FileServer(r, "/files", filesDir)
+
+	http.ListenAndServe(":3333", r)
+}
+
+// FileServer conveniently sets up a http.FileServer handler to serve
+// static files from a http.FileSystem.
+func FileServer(r chi.Router, path string, root http.FileSystem) {
+	if strings.ContainsAny(path, "{}*") {
+		panic("FileServer does not permit any URL parameters.")
+	}
+
+	if path != "/" && path[len(path)-1] != '/' {
+		r.Get(path, http.RedirectHandler(path+"/", 301).ServeHTTP)
+		path += "/"
+	}
+	path += "*"
+
+	r.Get(path, func(w http.ResponseWriter, r *http.Request) {
+		rctx := chi.RouteContext(r.Context())
+		pathPrefix := strings.TrimSuffix(rctx.RoutePattern(), "/*")
+		fs := http.StripPrefix(pathPrefix, http.FileServer(root))
+		fs.ServeHTTP(w, r)
+	})
+}