Golang config.Config類代碼示例

// Renders a templated asset in dev-mode. This simply embeds external script tags
// for the source elements.
func renderForDev(w io.Writer, root string, c *content, cfg *config.Config) error {
	t, err := template.ParseFiles(
		filepath.Join(root, c.template))
	if err != nil {
		return err
	}

	json, err := cfg.ToJsonString()
	if err != nil {
		return err
	}

	var buf bytes.Buffer
	fmt.Fprintf(
		&buf,
		"<script src=\"/js/JSXTransformer-%s.js\"></script>\n",
		ReactVersion)
	for _, path := range c.sources {
		fmt.Fprintf(
			&buf,
			"<script type=\"text/jsx\" src=\"/%s\"></script>",
			path)
	}

	return t.Execute(w, map[string]interface{}{
		"ReactVersion":  ReactVersion,
		"jQueryVersion": JQueryVersion,
		"ReposAsJson":   json,
		"Source":        template.HTML(buf.String()),
	})
}

// Renders a templated asset in dev-mode. This simply embeds external script tags
// for the source elements.
func renderForDev(w io.Writer, root string, c *content, cfg *config.Config, r *http.Request) error {
	t, err := template.ParseFiles(
		filepath.Join(root, c.template))
	if err != nil {
		return err
	}

	json, err := cfg.ToJsonString()
	if err != nil {
		return err
	}

	var buf bytes.Buffer

	for _, path := range c.sources {
		fmt.Fprintf(
			&buf,
			"<script type=\"text/babel\" src=\"%s\"></script>",
			path)
	}

	return t.Execute(w, map[string]interface{}{
		"ReactVersion":  ReactVersion,
		"jQueryVersion": JQueryVersion,
		"ReposAsJson":   json,
		"Source":        template.HTML(buf.String()),
		"Host":          r.Host,
	})
}

func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())
	info_log = log.New(os.Stdout, "", log.LstdFlags)
	error_log = log.New(os.Stderr, "", log.LstdFlags)

	flagConf := flag.String("conf", "config.json", "")
	flagAddr := flag.String("addr", ":6080", "")
	flagDev := flag.Bool("dev", false, "")

	flag.Parse()

	var cfg config.Config
	if err := cfg.LoadFromFile(*flagConf); err != nil {
		panic(err)
	}

	// It's not safe to be killed during makeSearchers, so register the
	// shutdown signal here and defer processing it until we are ready.
	shutdownCh := registerShutdownSignal()
	idx, ok, err := makeSearchers(&cfg)
	if err != nil {
		log.Panic(err)
	}
	if !ok {
		info_log.Println("Some repos failed to index, see output above")
	} else {
		info_log.Println("All indexes built!")
	}

	handleShutdown(shutdownCh, idx)

	host := *flagAddr
	if strings.HasPrefix(host, ":") {
		host = "localhost" + host
	}

	info_log.Printf("running server at http://%s...\n", host)

	if err := runHttp(*flagAddr, *flagDev, &cfg, idx); err != nil {
		panic(err)
	}
}

func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())
	info_log = log.New(os.Stdout, "", log.LstdFlags)
	error_log = log.New(os.Stderr, "", log.LstdFlags)

	flagConf := flag.String("conf", "config.json", "")
	flagAddr := flag.String("addr", ":6080", "")
	flagDev := flag.Bool("dev", false, "")

	flag.Parse()

	var cfg config.Config
	if err := cfg.LoadFromFile(*flagConf); err != nil {
		panic(err)
	}

	idx, ok, err := makeSearchers(&cfg)
	if err != nil {
		log.Panic(err)
	}
	if !ok {
		info_log.Println("Some repos failed to index, see output above")
	} else {
		info_log.Println("All indexes built!")
	}

	host := *flagAddr
	if strings.HasPrefix(host, ":") {
		host = "localhost" + host
	}

	info_log.Printf("running server at http://%s...\n", host)

	if err := runHttp(*flagAddr, *flagDev, &cfg, idx); err != nil {
		panic(err)
	}
}

// Create an http.Handler for prd-mode.
func newPrdHandler(cfg *config.Config) (http.Handler, error) {
	for _, cnt := range contents {
		a, err := Asset(cnt.template)
		if err != nil {
			return nil, err
		}

		cnt.tpl, err = template.New(cnt.template).Parse(string(a))
		if err != nil {
			return nil, err
		}
	}

	json, err := cfg.ToJsonString()
	if err != nil {
		return nil, err
	}

	return &prdHandler{
		content: contents,
		cfg:     cfg,
		cfgJson: json,
	}, nil
}