Golang fmt.Sprint函數代碼示例

//  PrintMap prints a map - recursing through submaps
// concrete types, like map[float64]map[int]float64
//	  would have to be converted element by element
//   to map[interface{}]interface{}
// the json.indent function might be similar
// but I did not bring it to work
func PrintMapRecursive(m1 map[interface{}]interface{}, depth int) string {
	b1 := new(bytes.Buffer)
	fiveSpaces := "       " // html spaces
	cxIndent := fmt.Sprint(depth * 40)
	depthStyle := ""
	if depth == 0 {
		depthStyle = "margin-top:8px; border-top: 1px solid #aaa;"
	} else {
		darkening := 16 - 2*depth
		bgc := fmt.Sprintf("%x%x%x", darkening, darkening, darkening)
		depthStyle = "margin:0;padding:0;background-color:#" + bgc + ";"
	}
	for k1, m2 := range m1 {
		b1.WriteString("<div style='" + depthStyle + "margin-left:" + cxIndent + "px;'>\n")
		b1.WriteString(fmt.Sprint(k1))
		//b1.WriteString( "<br>\n" )
		switch typedvar := m2.(type) {
		default:
			type_unknown := fmt.Sprintf("<br>\n &nbsp; &nbsp;  --this type switch does not support type %#v", typedvar)
			//panic(type_unknown)
			b1.WriteString(fiveSpaces + fmt.Sprintf("%#v", typedvar) + type_unknown)
		case string:
			b1.WriteString(fiveSpaces + typedvar)
		case int, float64:
			b1.WriteString(fiveSpaces + fmt.Sprint(typedvar))
		case nil:
			b1.WriteString("nil interface")
		case map[interface{}]interface{}:
			b1.WriteString(PrintMapRecursive(typedvar, depth+1))
		}
		b1.WriteString("<br>\n")
		b1.WriteString("</div>\n")
	}
	return b1.String()
}

func (entry *Entry) Panic(args ...interface{}) {
	if entry.Logger.Level >= Panic {
		msg := entry.log("panic", Panic, fmt.Sprint(args...))
		panic(msg)
	}
	panic(fmt.Sprint(args...))
}

// DescribeCdnDomainBaseDetail version 2014-11-11
//
// required parameters:
//  name: DomainName, type: string
//
// optional parameters:
//  name: OwnerId, type: int64
//  name: ResourceOwnerAccount, type: string
//  name: ResourceOwnerId, type: int64
//  name: _method, type: string, optional values: GET|POST
//  name: _region, type: string
//  name: _scheme, type: string, optional values: http|https
func (api API) DescribeCdnDomainBaseDetail(DomainName string, optional openapi.M) (*DescribeCdnDomainBaseDetailResponse, error) {
	args := NewParams()

	args.Query.Set("Action", "DescribeCdnDomainBaseDetail")
	args.Query.Set("DomainName", DomainName)
	if v, ok := optional["OwnerId"]; ok {
		if OwnerId, ok := v.(int64); ok {
			args.Query.Set("OwnerId", fmt.Sprint(OwnerId))
		} else {
			return nil, errors.New("OwnerId must be int64")
		}
	}
	if v, ok := optional["ResourceOwnerAccount"]; ok {
		if ResourceOwnerAccount, ok := v.(string); ok {
			args.Query.Set("ResourceOwnerAccount", ResourceOwnerAccount)
		} else {
			return nil, errors.New("ResourceOwnerAccount must be string")
		}
	}
	if v, ok := optional["ResourceOwnerId"]; ok {
		if ResourceOwnerId, ok := v.(int64); ok {
			args.Query.Set("ResourceOwnerId", fmt.Sprint(ResourceOwnerId))
		} else {
			return nil, errors.New("ResourceOwnerId must be int64")
		}
	}
	if v, ok := optional["_method"]; ok {
		if s, ok := v.(string); ok {
			if !openapi.IsIn(s, "GET|POST") {
				return nil, errors.New("_method must be GET|POST")
			}
			args.Method = s
		} else {
			return nil, errors.New("_method must be string")
		}
	}
	if v, ok := optional["_region"]; ok {
		if s, ok := v.(string); ok {
			args.Region = s
		} else {
			return nil, errors.New("_region must be string")
		}
	}
	if v, ok := optional["_scheme"]; ok {
		if s, ok := v.(string); ok {
			if !openapi.IsIn(s, "http|https") {
				return nil, errors.New("_scheme must be http|https")
			}
			args.Scheme = s
		} else {
			return nil, errors.New("_scheme must be string")
		}
	}

	result := new(DescribeCdnDomainBaseDetailResponse)
	if err := api.Service.Do(result, args); err != nil {
		return nil, err
	}
	return result, nil
}

func parseGauges(info string) map[string]int64 {
	gauges_with_values := map[string]int64{
		"blocked_clients":           0,
		"connected_clients":         0,
		"instantaneous_ops_per_sec": 0,
		"latest_fork_usec":          0,
		"mem_fragmentation_ratio":   0,
		"migrate_cached_sockets":    0,
		"pubsub_channels":           0,
		"pubsub_patterns":           0,
		"uptime_in_seconds":         0,
		"used_memory":               0,
		"used_memory_lua":           0,
		"used_memory_peak":          0,
		"used_memory_rss":           0,
	}
	color.White("-------------------")
	color.White("GAUGES:")
	for gauge, _ := range gauges_with_values {
		r, _ := regexp.Compile(fmt.Sprint(gauge, ":([0-9]*)"))
		matches := r.FindStringSubmatch(info)
		if matches == nil {
			color.Yellow(fmt.Sprint("WARN: ", gauge, "is not displayed in redis info"))
		} else {
			value := matches[len(matches)-1]
			color.Cyan(fmt.Sprint(gauge, ": ", value))
			v, _ := strconv.ParseInt(value, 10, 64)
			gauges_with_values[gauge] = v
		}
	}
	return gauges_with_values
}

func TestStatic(t *testing.T) {
	var (
		instances = []string{"foo", "bar", "baz"}
		endpoints = map[string]endpoint.Endpoint{
			"foo": func(context.Context, interface{}) (interface{}, error) { return struct{}{}, nil },
			"bar": func(context.Context, interface{}) (interface{}, error) { return struct{}{}, nil },
			"baz": func(context.Context, interface{}) (interface{}, error) { return struct{}{}, nil },
		}
		factory = func(instance string) (endpoint.Endpoint, error) {
			if e, ok := endpoints[instance]; ok {
				return e, nil
			}
			return nil, fmt.Errorf("%s: not found", instance)
		}
	)
	p := static.NewPublisher(instances, factory, log.NewNopLogger())
	have, err := p.Endpoints()
	if err != nil {
		t.Fatal(err)
	}
	want := []endpoint.Endpoint{endpoints["foo"], endpoints["bar"], endpoints["baz"]}
	if fmt.Sprint(want) != fmt.Sprint(have) {
		t.Fatalf("want %v, have %v", want, have)
	}
}

func InsertWithUID(w http.ResponseWriter, r *http.Request) {
	w.Header().Set("Cache-Control", "must-revalidate")
	w.Header().Set("Content-Type", "application/json")
	var col, doc string
	if !Require(w, r, "col", &col) {
		return
	}
	if !Require(w, r, "doc", &doc) {
		return
	}
	V3Sync.RLock()
	defer V3Sync.RUnlock()
	dbcol := V3DB.Use(col)
	if dbcol == nil {
		http.Error(w, fmt.Sprintf("Collection '%s' does not exist.", col), 400)
		return
	}
	var jsonDoc interface{}
	if err := json.Unmarshal([]byte(doc), &jsonDoc); err != nil {
		http.Error(w, fmt.Sprintf("'%v' is not valid JSON document.", doc), 400)
		return
	}
	id, uid, err := dbcol.InsertWithUID(jsonDoc)
	if err != nil {
		http.Error(w, fmt.Sprint(err), 500)
		return
	}
	resp, err := json.Marshal(map[string]interface{}{"id": id, "uid": uid})
	if err != nil {
		http.Error(w, fmt.Sprint(err), 500)
		return
	}
	w.WriteHeader(201)
	w.Write(resp)
}

func viewInvite(w http.ResponseWriter, r *http.Request) {
	mail := r.PostFormValue("mail")
	conf, err := loadConf()
	if err != nil {
		log.Fatalln(err)
	}

	client := &http.Client{}
	data := url.Values{
		"email":      {mail},
		"token":      {conf.Token},
		"set_active": {"true"},
	}

	resp, err := client.Post(
		"https://"+conf.URL+"/api/users.admin.invite",
		"application/x-www-form-urlencoded",
		strings.NewReader(data.Encode()),
	)
	if err != nil {
		log.Fatalln(err)
	}
	body, _ := ioutil.ReadAll(resp.Body)

	var status map[string]interface{}
	json.Unmarshal(body, &status)
	fmt.Println(status["ok"])
	statusOk := fmt.Sprint(status["ok"])

	if statusOk == "true" {
		fmt.Fprintf(w, mail+"に招待狀を送信しました.")
	} else {
		fmt.Fprintf(w, "失敗した。失敗した。失敗した。"+fmt.Sprint(status["error"]))
	}
}

func (m *Map) String() string {
	s := "Map [" + fmt.Sprint(m.width) + " x " + fmt.Sprint(m.height) + "]\n{"
	for _, ap := range m.accessPoints {
		s += ap.String() + ", "
	}
	return s + "}"
}

func TestUpdateToInvalid(t *testing.T) {
	ldb := db.OpenMemory()

	s := db.NewFileSet("test", ldb)

	localHave := fileList{
		protocol.FileInfo{Name: "a", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(1)},
		protocol.FileInfo{Name: "b", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1001}}}, Blocks: genBlocks(2)},
		protocol.FileInfo{Name: "c", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1002}}}, Blocks: genBlocks(5), Invalid: true},
		protocol.FileInfo{Name: "d", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1003}}}, Blocks: genBlocks(7)},
	}

	s.Replace(protocol.LocalDeviceID, localHave)

	have := fileList(haveList(s, protocol.LocalDeviceID))
	sort.Sort(have)

	if fmt.Sprint(have) != fmt.Sprint(localHave) {
		t.Errorf("Have incorrect before invalidation;\n A: %v !=\n E: %v", have, localHave)
	}

	localHave[1] = protocol.FileInfo{Name: "b", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1001}}}, Invalid: true}
	s.Update(protocol.LocalDeviceID, localHave[1:2])

	have = fileList(haveList(s, protocol.LocalDeviceID))
	sort.Sort(have)

	if fmt.Sprint(have) != fmt.Sprint(localHave) {
		t.Errorf("Have incorrect after invalidation;\n A: %v !=\n E: %v", have, localHave)
	}
}

func main() {

	srv := &clonesrv_t{
		port:  5556,
		kvmap: make(map[string]*kvmsg.Kvmsg),
	}

	//  Set up our clone server sockets
	srv.snapshot, _ = zmq.NewSocket(zmq.ROUTER)
	srv.snapshot.Bind(fmt.Sprint("tcp://*:", srv.port))
	srv.publisher, _ = zmq.NewSocket(zmq.PUB)
	srv.publisher.Bind(fmt.Sprint("tcp://*:", srv.port+1))
	srv.collector, _ = zmq.NewSocket(zmq.PULL)
	srv.collector.Bind(fmt.Sprint("tcp://*:", srv.port+2))

	//  Register our handlers with reactor
	reactor := zmq.NewReactor()
	reactor.AddSocket(srv.snapshot, zmq.POLLIN,
		func(e zmq.State) error { return snapshots(srv) })
	reactor.AddSocket(srv.collector, zmq.POLLIN,
		func(e zmq.State) error { return collector(srv) })
	reactor.AddChannelTime(time.Tick(1000*time.Millisecond), 1,
		func(v interface{}) error { return flush_ttl(srv) })

	log.Println(reactor.Run(100 * time.Millisecond)) // precision: .1 seconds
}

// zeroConst returns a new "zero" constant of the specified type,
// which must not be an array or struct type: the zero values of
// aggregates are well-defined but cannot be represented by Const.
//
func zeroConst(t types.Type) *Const {
	switch t := t.(type) {
	case *types.Basic:
		switch {
		case t.Info()&types.IsBoolean != 0:
			return NewConst(exact.MakeBool(false), t)
		case t.Info()&types.IsNumeric != 0:
			return NewConst(exact.MakeInt64(0), t)
		case t.Info()&types.IsString != 0:
			return NewConst(exact.MakeString(""), t)
		case t.Kind() == types.UnsafePointer:
			fallthrough
		case t.Kind() == types.UntypedNil:
			return nilConst(t)
		default:
			panic(fmt.Sprint("zeroConst for unexpected type:", t))
		}
	case *types.Pointer, *types.Slice, *types.Interface, *types.Chan, *types.Map, *types.Signature:
		return nilConst(t)
	case *types.Named:
		return NewConst(zeroConst(t.Underlying()).Value, t)
	case *types.Array, *types.Struct, *types.Tuple:
		panic(fmt.Sprint("zeroConst applied to aggregate:", t))
	}
	panic(fmt.Sprint("zeroConst: unexpected ", t))
}

// Test of aliasing.
func init() {
	type S struct {
		a, b string
	}

	s1 := []string{"foo", "bar"}
	s2 := s1 // creates an alias
	s2[0] = "wiz"
	if x := fmt.Sprint(s1, s2); x != "[wiz bar] [wiz bar]" {
		panic(x)
	}

	pa1 := &[2]string{"foo", "bar"}
	pa2 := pa1        // creates an alias
	(*pa2)[0] = "wiz" // * required to workaround typechecker bug
	if x := fmt.Sprint(*pa1, *pa2); x != "[wiz bar] [wiz bar]" {
		panic(x)
	}

	a1 := [2]string{"foo", "bar"}
	a2 := a1 // creates a copy
	a2[0] = "wiz"
	if x := fmt.Sprint(a1, a2); x != "[foo bar] [wiz bar]" {
		panic(x)
	}

	t1 := S{"foo", "bar"}
	t2 := t1 // copy
	t2.a = "wiz"
	if x := fmt.Sprint(t1, t2); x != "{foo bar} {wiz bar}" {
		panic(x)
	}
}

func spinner(waitMsg string, position int, channelEnd *ChannelEnd, wg *sync.WaitGroup) {
	if channelEnd.closed {
		wg.Done()
		return
	}

	wg.Add(1)
	chars := []string{".", "-", ".", "-", "-", ".", "-", ".", "-", "-", ".", "-", ".", "-", "-", "."}
	if position > len(chars)-1 {
		position = 0
	}
	postfix := ""
	prefix := ""
	for counter, str := range chars {
		if counter < position {
			postfix = fmt.Sprint(postfix, str)
		} else {
			prefix = fmt.Sprint(prefix, str)
		}
	}

	clean()
	switch runtime.GOOS {
	case "windows":
		prefix = "..."
		postfix = ""
	}
	printWait(fmt.Sprintf("%s %s%s", waitMsg, prefix, postfix))
	time.Sleep(100 * time.Millisecond)

	spinner(waitMsg, position+1, channelEnd, wg)

	wg.Done()
}

func (c *help) Run(context *Context, client *Client) error {
	const deprecatedMsg = "WARNING: %q is deprecated. Showing help for %q instead.\n\n"
	output := fmt.Sprintf("%s version %s.\n\n", c.manager.name, c.manager.version)
	if c.manager.wrong {
		output += fmt.Sprint("ERROR: wrong number of arguments.\n\n")
	}
	if len(context.Args) > 0 {
		if cmd, ok := c.manager.Commands[context.Args[0]]; ok {
			if deprecated, ok := cmd.(*DeprecatedCommand); ok {
				fmt.Fprintf(context.Stderr, deprecatedMsg, deprecated.oldName, cmd.Info().Name)
			}
			info := cmd.Info()
			output += fmt.Sprintf("Usage: %s %s\n", c.manager.name, info.Usage)
			output += fmt.Sprintf("\n%s\n", info.Desc)
			flags := c.parseFlags(cmd)
			if flags != "" {
				output += fmt.Sprintf("\n%s", flags)
			}
			if info.MinArgs > 0 {
				output += fmt.Sprintf("\nMinimum # of arguments: %d", info.MinArgs)
			}
			if info.MaxArgs > 0 {
				output += fmt.Sprintf("\nMaximum # of arguments: %d", info.MaxArgs)
			}
			output += fmt.Sprint("\n")
		} else if topic, ok := c.manager.topics[context.Args[0]]; ok {
			output += topic
		} else {
			return fmt.Errorf("command %q does not exist.", context.Args[0])
		}
	} else {
		output += fmt.Sprintf("Usage: %s %s\n\nAvailable commands:\n", c.manager.name, c.Info().Usage)
		var commands []string
		for name, cmd := range c.manager.Commands {
			if _, ok := cmd.(*DeprecatedCommand); !ok {
				commands = append(commands, name)
			}
		}
		sort.Strings(commands)
		for _, command := range commands {
			description := c.manager.Commands[command].Info().Desc
			description = strings.Split(description, "\n")[0]
			description = strings.Split(description, ".")[0]
			if len(description) > 2 {
				description = strings.ToUpper(description[:1]) + description[1:]
			}
			output += fmt.Sprintf("  %-20s %s\n", command, description)
		}
		output += fmt.Sprintf("\nUse %s help <commandname> to get more information about a command.\n", c.manager.name)
		if len(c.manager.topics) > 0 {
			output += fmt.Sprintln("\nAvailable topics:")
			for topic := range c.manager.topics {
				output += fmt.Sprintf("  %s\n", topic)
			}
			output += fmt.Sprintf("\nUse %s help <topicname> to get more information about a topic.\n", c.manager.name)
		}
	}
	io.WriteString(context.Stdout, output)
	return nil
}

func UpdateByUID(w http.ResponseWriter, r *http.Request) {
	w.Header().Set("Cache-Control", "must-revalidate")
	w.Header().Set("Content-Type", "text/json")
	var col, uid, doc string
	if !Require(w, r, "col", &col) {
		return
	}
	if !Require(w, r, "uid", &uid) {
		return
	}
	if !Require(w, r, "doc", &doc) {
		return
	}
	V3Sync.RLock()
	defer V3Sync.RUnlock()
	dbcol := V3DB.Use(col)
	if dbcol == nil {
		http.Error(w, fmt.Sprintf("Collection '%s' does not exist.", col), 400)
		return
	}
	var newDoc interface{}
	if err := json.Unmarshal([]byte(doc), &newDoc); err != nil {
		http.Error(w, fmt.Sprintf("'%v' is not valid JSON document.", newDoc), 400)
		return
	}
	newID, err := dbcol.UpdateByUID(uid, newDoc)
	if err != nil {
		http.Error(w, fmt.Sprint(err), 500)
		return
	}
	w.Write([]byte(fmt.Sprint(newID)))
}