Example #1
0
// Serve starts a web server accepting POST calls and return CSS
func Serve(cmd *cobra.Command, paths []string) {

	_, gba := globalRun(paths)
	if len(gba.Gen) == 0 {
		log.Fatal("Must pass an image build directory to use HTTP")
	}

	http.Handle("/build/", wt.FileHandler(gba.Gen))
	log.Println("Web server started on :12345")

	var err error
	lis, err = net.Listen("tcp", ":12345")
	if err != nil {
		log.Fatal("Error listening on :12345", err)
	}

	http.HandleFunc("/", wt.HTTPHandler(gba, httpPath))
	http.Serve(lis, nil)
	if err != nil {
		log.Fatal("ListenAndServe: ", err)
	}
	log.Println("Server closed")
}
Example #2
0
func main() {
	flag.Parse()

	if showVersion {
		fmt.Printf("Wellington: %s\n", version)
		fmt.Printf("   libsass: %s\n", libsass.Version())
		os.Exit(0)
	}

	start := time.Now()

	defer func() {
		diff := float64(time.Since(start).Nanoseconds()) / float64(time.Millisecond)
		log.Printf("Compilation took: %sms\n",
			strconv.FormatFloat(diff, 'f', 3, 32))
	}()

	// Profiling code
	if cpuprofile != "" {
		f, err := os.Create(cpuprofile)
		if err != nil {
			log.Fatal(err)
		}
		log.Println("Starting profiler")
		pprof.StartCPUProfile(f)
		defer func() {
			pprof.StopCPUProfile()
			err := f.Close()
			if err != nil {
				log.Fatal(err)
			}
			log.Println("Stopping Profiller")
		}()
	}

	for _, v := range flag.Args() {
		if strings.HasPrefix(v, "-") {
			log.Fatalf("Please specify flags before other arguments: %s", v)
		}
	}

	if help {
		fmt.Println("Please specify input filepath.")
		fmt.Println("\nAvailable options:")
		flag.PrintDefaults()
		return
	}

	if gen != "" {
		err := os.MkdirAll(gen, 0755)
		if err != nil {
			log.Fatal(err)
		}
	}

	style, ok := libsass.Style[style]

	if !ok {
		style = libsass.NESTED_STYLE
	}

	gba := wt.NewBuildArgs()

	gba.Dir = dir
	gba.BuildDir = buildDir
	gba.Includes = includes
	gba.Font = font
	gba.Style = style
	gba.Gen = gen
	gba.Comments = comments

	pMap := wt.NewPartialMap()
	// FIXME: Copy pasta with LoadAndBuild
	ctx := &libsass.Context{
		Sprites:      gba.Sprites,
		Imgs:         gba.Imgs,
		OutputStyle:  gba.Style,
		BuildDir:     gba.BuildDir,
		ImageDir:     gba.Dir,
		FontDir:      gba.Font,
		GenImgDir:    gba.Gen,
		Comments:     gba.Comments,
		HTTPPath:     httpPath,
		IncludePaths: []string{gba.Includes},
	}
	ctx.Imports.Init()

	if ishttp {
		if len(gba.Gen) == 0 {
			log.Fatal("Must pass an image build directory to use HTTP")
		}
		http.Handle("/build/", wt.FileHandler(gba.Gen))
		log.Println("Web server started on :12345")
		http.HandleFunc("/", wt.HTTPHandler(ctx))
		err := http.ListenAndServe(":12345", nil)
		if err != nil {
			log.Fatal("ListenAndServe: ", err)
		}

		return
	}

	if len(flag.Args()) == 0 {

		// Read from stdin
		fmt.Println("Reading from stdin, -h for help")
		out := os.Stdout
		in := os.Stdin

		var pout bytes.Buffer
		_, err := wt.StartParser(ctx, in, &pout, wt.NewPartialMap())
		if err != nil {
			log.Println(err)
		}
		err = ctx.Compile(&pout, out)

		if err != nil {
			log.Println(err)
		}
		return
	}

	sassPaths := make([]string, len(flag.Args()))
	for i, f := range flag.Args() {
		sassPaths[i] = filepath.Dir(f)
		err := wt.LoadAndBuild(f, gba, pMap)
		if err != nil {
			log.Println(err)
			os.Exit(1)
		}
	}

	if watch {
		w := wt.NewWatcher()
		w.PartialMap = pMap
		w.Dirs = sassPaths
		w.BArgs = gba
		//w.Watch()

		fmt.Println("File watcher started use `ctrl+d` to exit")
		in := bufio.NewReader(os.Stdin)
		for {
			_, err := in.ReadString(' ')
			if err != nil {
				if err == io.EOF {
					os.Exit(0)
				}
				fmt.Println("error", err)
			}
		}
	}
}