site/vendor/github.com/GeertJohan/go.rice/example/example.go

70 lines
1.6 KiB
Go

package main
import (
"encoding/hex"
"fmt"
"log"
"net/http"
"os"
"text/template"
"github.com/GeertJohan/go.rice"
"github.com/davecgh/go-spew/spew"
)
func main() {
conf := rice.Config{
LocateOrder: []rice.LocateMethod{rice.LocateEmbedded, rice.LocateAppended, rice.LocateFS},
}
box, err := conf.FindBox("example-files")
if err != nil {
log.Fatalf("error opening rice.Box: %s\n", err)
}
// spew.Dump(box)
contentString, err := box.String("file.txt")
if err != nil {
log.Fatalf("could not read file contents as string: %s\n", err)
}
log.Printf("Read some file contents as string:\n%s\n", contentString)
contentBytes, err := box.Bytes("file.txt")
if err != nil {
log.Fatalf("could not read file contents as byteSlice: %s\n", err)
}
log.Printf("Read some file contents as byteSlice:\n%s\n", hex.Dump(contentBytes))
file, err := box.Open("file.txt")
if err != nil {
log.Fatalf("could not open file: %s\n", err)
}
spew.Dump(file)
// find/create a rice.Box
templateBox, err := rice.FindBox("example-templates")
if err != nil {
log.Fatal(err)
}
// get file contents as string
templateString, err := templateBox.String("message.tmpl")
if err != nil {
log.Fatal(err)
}
// parse and execute the template
tmplMessage, err := template.New("message").Parse(templateString)
if err != nil {
log.Fatal(err)
}
tmplMessage.Execute(os.Stdout, map[string]string{"Message": "Hello, world!"})
http.Handle("/", http.FileServer(box.HTTPBox()))
go func() {
fmt.Println("Serving files on :8080, press ctrl-C to exit")
err := http.ListenAndServe(":8080", nil)
if err != nil {
log.Fatalf("error serving files: %v", err)
}
}()
select {}
}