Fixing race conditions in the code base (#5966)

* Adding initial race detector * Remove setting of config twice * Fixing config file watch and config reload on license save * Fixing config file watch and config reload on license save * Fixing build error * Fixing locking issue * Fixing makefile * Fixing race in config * Fixing race in status unit test * Adding EE race tests * Fixing race in cluster info * Removing code that's isn't needed * Fixing some more races * Fixing govet issue
2025-02-25 18:55:24 -06:00 · 2017-04-04 11:42:07 -07:00
parent 32460bf63b
commit 6bf080393d
26 changed files with 1438 additions and 207 deletions
--- a/33
+++ b/33
@@ -190,6 +190,39 @@ check-server-style: govet

 check-style: check-client-style check-server-style

+
+test-te-race: start-docker prepare-enterprise
+	@echo Testing TE race conditions
+
+	@echo "Packages to test: "$(TE_PACKAGES)
+
+	@for package in $(TE_PACKAGES); do \
+		echo "Testing "$$package; \
+		$(GO) test $(GOFLAGS) -race -run=$(TESTS) -test.v -test.timeout=3000s $$package || exit 1; \
+	done
+
+test-ee-race: start-docker prepare-enterprise
+	@echo Testing EE race conditions
+
+ifeq ($(BUILD_ENTERPRISE_READY),true)
+	@echo "Packages to test: "$(EE_PACKAGES)
+
+	for package in $(EE_PACKAGES); do \
+		echo "Testing "$$package; \
+		$(GO) test $(GOFLAGS) -race -run=$(TESTS) -c $$package; \
+		if [ -f $$(basename $$package).test ]; then \
+			echo "Testing "$$package; \
+			./$$(basename $$package).test -test.v -test.timeout=2000s || exit 1; \
+			rm -r $$(basename $$package).test; \
+		fi; \
+	done
+
+	rm -f config/*.crt
+	rm -f config/*.key
+endif
+
+test-server-race: test-te-race test-ee-race
+
 test-te: start-docker prepare-enterprise
 	@echo Testing TE

--- a/api/apitestlib.go
+++ b/api/apitestlib.go
@@ -86,6 +86,18 @@ func Setup() *TestHelper {
 	return &TestHelper{}
 }

+func ReloadConfigForSetup() {
+	utils.LoadConfig("config.json")
+	utils.InitTranslations(utils.Cfg.LocalizationSettings)
+	utils.Cfg.TeamSettings.MaxUsersPerTeam = 50
+	*utils.Cfg.RateLimitSettings.Enable = false
+	utils.Cfg.EmailSettings.SendEmailNotifications = true
+	utils.Cfg.EmailSettings.SMTPServer = "dockerhost"
+	utils.Cfg.EmailSettings.SMTPPort = "2500"
+	utils.Cfg.EmailSettings.FeedbackEmail = "test@example.com"
+	*utils.Cfg.TeamSettings.EnableOpenServer = true
+}
+
 func (me *TestHelper) InitBasic() *TestHelper {
 	me.BasicClient = me.CreateClient()
 	me.BasicUser = me.CreateUser(me.BasicClient)
--- a/api/status_test.go
+++ b/api/status_test.go
@@ -205,6 +205,7 @@ func TestStatuses(t *testing.T) {
 }

 func TestGetStatusesByIds(t *testing.T) {
+	ReloadConfigForSetup()
 	th := Setup().InitBasic()
 	Client := th.BasicClient

--- a/app/email_test.go
+++ b/app/email_test.go
@@ -61,7 +61,6 @@ func TestSendChangeUsernameEmail(t *testing.T) {

 func TestSendEmailChangeVerifyEmail(t *testing.T) {
 	Setup()
-	utils.LoadConfig("config.json")

 	var userId string = "5349853498543jdfvndf9834"
 	var newUserEmail string = "newtest@example.com"
@@ -113,7 +112,6 @@ func TestSendEmailChangeVerifyEmail(t *testing.T) {

 func TestSendEmailChangeEmail(t *testing.T) {
 	Setup()
-	utils.LoadConfig("config.json")

 	var oldEmail string = "test@example.com"
 	var newUserEmail string = "newtest@example.com"
@@ -161,7 +159,6 @@ func TestSendEmailChangeEmail(t *testing.T) {

 func TestSendVerifyEmail(t *testing.T) {
 	Setup()
-	utils.LoadConfig("config.json")

 	var userId string = "5349853498543jdfvndf9834"
 	var userEmail string = "test@example.com"
@@ -213,7 +210,6 @@ func TestSendVerifyEmail(t *testing.T) {

 func TestSendSignInChangeEmail(t *testing.T) {
 	Setup()
-	utils.LoadConfig("config.json")

 	var email string = "test@example.com"
 	var locale string = "en"
@@ -261,7 +257,6 @@ func TestSendSignInChangeEmail(t *testing.T) {

 func TestSendWelcomeEmail(t *testing.T) {
 	Setup()
-	utils.LoadConfig("config.json")

 	var userId string = "32432nkjnijn432uj32"
 	var email string = "test@example.com"
@@ -355,7 +350,6 @@ func TestSendWelcomeEmail(t *testing.T) {

 func TestSendPasswordChangeEmail(t *testing.T) {
 	Setup()
-	utils.LoadConfig("config.json")

 	var email string = "test@example.com"
 	var locale string = "en"
@@ -403,7 +397,6 @@ func TestSendPasswordChangeEmail(t *testing.T) {

 func TestSendMfaChangeEmail(t *testing.T) {
 	Setup()
-	utils.LoadConfig("config.json")

 	var email string = "test@example.com"
 	var locale string = "en"
@@ -488,7 +481,6 @@ func TestSendMfaChangeEmail(t *testing.T) {

 func TestSendInviteEmails(t *testing.T) {
 	th := Setup().InitBasic()
-	utils.LoadConfig("config.json")

 	var email1 string = "test1@example.com"
 	var email2 string = "test2@example.com"
@@ -564,7 +556,6 @@ func TestSendInviteEmails(t *testing.T) {

 func TestSendPasswordReset(t *testing.T) {
 	th := Setup().InitBasic()
-	utils.LoadConfig("config.json")

 	var siteURL string = "http://test.mattermost.io"
 	// var locale string = "en"
--- a/app/web_hub.go
+++ b/app/web_hub.go
@@ -8,6 +8,7 @@ import (
 	"hash/fnv"
 	"runtime"
 	"runtime/debug"
+	"sync/atomic"

 	l4g "github.com/alecthomas/log4go"

@@ -18,6 +19,7 @@ import (

 type Hub struct {
 	connections    []*WebConn
+	count          int64
 	register       chan *WebConn
 	unregister     chan *WebConn
 	broadcast      chan *model.WebSocketEvent
@@ -43,12 +45,12 @@ func NewWebHub() *Hub {
 func TotalWebsocketConnections() int {
 	// This is racy, but it's only used for reporting information
 	// so it's probably OK
-	count := 0
+	count := int64(0)
 	for _, hub := range hubs {
-		count = count + len(hub.connections)
+		count = count + atomic.LoadInt64(&hub.count)
 	}

-	return count
+	return int(count)
 }

 func HubStart() {
@@ -248,6 +250,7 @@ func (h *Hub) Start() {
 			select {
 			case webCon := <-h.register:
 				h.connections = append(h.connections, webCon)
+				atomic.StoreInt64(&h.count, int64(len(h.connections)))

 			case webCon := <-h.unregister:
 				userId := webCon.UserId
--- a/glide.lock
+++ b/glide.lock
@@ -1,8 +1,9 @@
-hash: a64cfc8472f6345146f4d111d841cca8b8efb25e3d4872865670a3f7db63b23b
-updated: 2017-03-24T16:11:53.990600794-07:00
+hash: 193ce14426dc6d4ae2da1c1aad08389a157529f829ed12948095239e18e045a5
+updated: 2017-03-30T22:26:27.084209918-07:00
 imports:
 - name: github.com/alecthomas/log4go
-  version: e5dc62318d9bd58682f1dceb53a4b24e8253682f
+  version: 3fbce08846379ec7f4f6bc7fce6dd01ce28fae4c
+  repo: https://github.com/mattermost/log4go.git
 - name: github.com/beorn7/perks
  version: 4c0e84591b9aa9e6dcfdf3e020114cd81f89d5f9
  subpackages:
@@ -104,7 +105,7 @@ imports:
 - name: github.com/pelletier/go-buffruneio
  version: c37440a7cf42ac63b919c752ca73a85067e05992
 - name: github.com/pelletier/go-toml
-  version: f6e7596e8daafd44dc9e5c208dc73035020c8481
+  version: e32a2e04744250647a72bf17da1b09befc03b6b1
 - name: github.com/prometheus/client_golang
  version: c5b7fccd204277076155f10851dad72b76a49317
  subpackages:
@@ -178,7 +179,7 @@ imports:
  subpackages:
  - unix
 - name: golang.org/x/text
-  version: fc7fa097411d30e6708badff276c4c164425590c
+  version: 65f4f820a7954b82e5c9325e1e088a4fda098f36
  subpackages:
  - transform
  - unicode/norm
--- a/glide.yaml
+++ b/glide.yaml
@@ -2,6 +2,7 @@ package: github.com/mattermost/platform
 import:
 - package: github.com/NYTimes/gziphandler
 - package: github.com/alecthomas/log4go
+  repo: https://github.com/mattermost/log4go.git
 - package: github.com/dgryski/dgoogauth
 - package: github.com/disintegration/imaging
  version: v1.0.0
--- a/model/cluster_info.go
+++ b/model/cluster_info.go
@@ -6,19 +6,25 @@ package model
 import (
 	"encoding/json"
 	"io"
+	"strings"
+	"sync"
+	"sync/atomic"
 )

 type ClusterInfo struct {
-	Id                 string `json:"id"`
-	Version            string `json:"version"`
-	ConfigHash         string `json:"config_hash"`
-	InterNodeUrl       string `json:"internode_url"`
-	Hostname           string `json:"hostname"`
-	LastSuccessfulPing int64  `json:"last_ping"`
-	IsAlive            bool   `json:"is_alive"`
+	Id                 string       `json:"id"`
+	Version            string       `json:"version"`
+	ConfigHash         string       `json:"config_hash"`
+	InterNodeUrl       string       `json:"internode_url"`
+	Hostname           string       `json:"hostname"`
+	LastSuccessfulPing int64        `json:"last_ping"`
+	Alive              int32        `json:"is_alive"`
+	Mutex              sync.RWMutex `json:"-"`
 }

 func (me *ClusterInfo) ToJson() string {
+	me.Mutex.RLock()
+	defer me.Mutex.RUnlock()
 	b, err := json.Marshal(me)
 	if err != nil {
 		return ""
@@ -27,9 +33,15 @@ func (me *ClusterInfo) ToJson() string {
 	}
 }

+func (me *ClusterInfo) Copy() *ClusterInfo {
+	json := me.ToJson()
+	return ClusterInfoFromJson(strings.NewReader(json))
+}
+
 func ClusterInfoFromJson(data io.Reader) *ClusterInfo {
 	decoder := json.NewDecoder(data)
 	var me ClusterInfo
+	me.Mutex = sync.RWMutex{}
 	err := decoder.Decode(&me)
 	if err == nil {
 		return &me
@@ -38,7 +50,21 @@ func ClusterInfoFromJson(data io.Reader) *ClusterInfo {
 	}
 }

+func (me *ClusterInfo) SetAlive(alive bool) {
+	if alive {
+		atomic.StoreInt32(&me.Alive, 1)
+	} else {
+		atomic.StoreInt32(&me.Alive, 0)
+	}
+}
+
+func (me *ClusterInfo) IsAlive() bool {
+	return atomic.LoadInt32(&me.Alive) == 1
+}
+
 func (me *ClusterInfo) HaveEstablishedInitialContact() bool {
+	me.Mutex.RLock()
+	defer me.Mutex.RUnlock()
 	if me.Id != "" {
 		return true
 	}
@@ -46,6 +72,16 @@ func (me *ClusterInfo) HaveEstablishedInitialContact() bool {
 	return false
 }

+func (me *ClusterInfo) IdEqualTo(in string) bool {
+	me.Mutex.RLock()
+	defer me.Mutex.RUnlock()
+	if me.Id == in {
+		return true
+	}
+
+	return false
+}
+
 func ClusterInfosToJson(objmap []*ClusterInfo) string {
 	if b, err := json.Marshal(objmap); err != nil {
 		return ""
--- a/model/cluster_info_test.go
+++ b/model/cluster_info_test.go
@@ -16,6 +16,16 @@ func TestClusterInfoJson(t *testing.T) {
 	if cluster.Id != result.Id {
 		t.Fatal("Ids do not match")
 	}
+
+	cluster.SetAlive(true)
+	if !cluster.IsAlive() {
+		t.Fatal("should be live")
+	}
+
+	cluster.SetAlive(false)
+	if cluster.IsAlive() {
+		t.Fatal("should be not live")
+	}
 }

 func TestClusterInfosJson(t *testing.T) {
--- a/model/job.go
+++ b/model/job.go
@@ -5,6 +5,7 @@ package model

 import (
 	"fmt"
+	"sync"
 	"time"
 )

@@ -18,17 +19,24 @@ type ScheduledTask struct {
 	timer     *time.Timer
 }

+var taskMutex = sync.Mutex{}
 var tasks = make(map[string]*ScheduledTask)

 func addTask(task *ScheduledTask) {
+	taskMutex.Lock()
+	defer taskMutex.Unlock()
 	tasks[task.Name] = task
 }

 func removeTaskByName(name string) {
+	taskMutex.Lock()
+	defer taskMutex.Unlock()
 	delete(tasks, name)
 }

 func GetTaskByName(name string) *ScheduledTask {
+	taskMutex.Lock()
+	defer taskMutex.Unlock()
 	if task, ok := tasks[name]; ok {
 		return task
 	}
@@ -36,6 +44,8 @@ func GetTaskByName(name string) *ScheduledTask {
 }

 func GetAllTasks() *map[string]*ScheduledTask {
+	taskMutex.Lock()
+	defer taskMutex.Unlock()
 	return &tasks
 }

--- a/utils/config.go
+++ b/utils/config.go
@@ -72,6 +72,8 @@ func FindDir(dir string) string {
 }

 func DisableDebugLogForTest() {
+	cfgMutex.Lock()
+	defer cfgMutex.Unlock()
 	if l4g.Global["stdout"] != nil {
 		originalDisableDebugLvl = l4g.Global["stdout"].Level
 		l4g.Global["stdout"].Level = l4g.ERROR
@@ -79,6 +81,8 @@ func DisableDebugLogForTest() {
 }

 func EnableDebugLogForTest() {
+	cfgMutex.Lock()
+	defer cfgMutex.Unlock()
 	if l4g.Global["stdout"] != nil {
 		l4g.Global["stdout"].Level = originalDisableDebugLvl
 	}
--- a/vendor/github.com/alecthomas/log4go/filelog.go
+++ b/vendor/github.com/alecthomas/log4go/filelog.go
@@ -47,7 +47,6 @@ func (w *FileLogWriter) LogWrite(rec *LogRecord) {

 func (w *FileLogWriter) Close() {
 	close(w.rec)
-	w.file.Sync()
 }

 // NewFileLogWriter creates a new LogWriter which writes to the given file and
@@ -79,6 +78,7 @@ func NewFileLogWriter(fname string, rotate bool) *FileLogWriter {
 		defer func() {
 			if w.file != nil {
 				fmt.Fprint(w.file, FormatLogRecord(w.trailer, &LogRecord{Created: time.Now()}))
+				w.file.Sync()
 				w.file.Close()
 			}
 		}()
--- a/vendor/github.com/alecthomas/log4go/pattlog.go
+++ b/vendor/github.com/alecthomas/log4go/pattlog.go
@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"io"
 	"strings"
+	"sync"
 )

 const (
@@ -22,6 +23,7 @@ type formatCacheType struct {
 }

 var formatCache = &formatCacheType{}
+var mutex sync.Mutex

 // Known format codes:
 // %T - Time (15:04:05 MST)
@@ -44,6 +46,7 @@ func FormatLogRecord(format string, rec *LogRecord) string {
 	out := bytes.NewBuffer(make([]byte, 0, 64))
 	secs := rec.Created.UnixNano() / 1e9

+	mutex.Lock()
 	cache := *formatCache
 	if cache.LastUpdateSeconds != secs {
 		month, day, year := rec.Created.Month(), rec.Created.Day(), rec.Created.Year()
@@ -59,6 +62,7 @@ func FormatLogRecord(format string, rec *LogRecord) string {
 		cache = *updated
 		formatCache = updated
 	}
+	mutex.Unlock()

 	// Split the string into pieces by % signs
 	pieces := bytes.Split([]byte(format), []byte{'%'})
--- a/vendor/github.com/pelletier/go-toml/marshal.go
+++ b/vendor/github.com/pelletier/go-toml/marshal.go
@@ -0,0 +1,459 @@
+package toml
+
+import (
+	"errors"
+	"fmt"
+	"reflect"
+	"strings"
+	"time"
+)
+
+/*
+TomlTree structural types and corresponding marshal types
+-------------------------------------------------------------------------------
+*TomlTree                        (*)struct, (*)map[string]interface{}
+[]*TomlTree                      (*)[](*)struct, (*)[](*)map[string]interface{}
+[]interface{} (as interface{})   (*)[]primitive, (*)[]([]interface{})
+interface{}                      (*)primitive
+
+TomlTree primitive types and  corresponding marshal types
+-----------------------------------------------------------
+uint64     uint, uint8-uint64, pointers to same
+int64      int, int8-uint64, pointers to same
+float64    float32, float64, pointers to same
+string     string, pointers to same
+bool       bool, pointers to same
+time.Time  time.Time{}, pointers to same
+*/
+
+type tomlOpts struct {
+	name      string
+	include   bool
+	omitempty bool
+}
+
+var timeType = reflect.TypeOf(time.Time{})
+
+// Check if the given marshall type maps to a TomlTree primitive
+func isPrimitive(mtype reflect.Type) bool {
+	switch mtype.Kind() {
+	case reflect.Ptr:
+		return isPrimitive(mtype.Elem())
+	case reflect.Bool:
+		return true
+	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+		return true
+	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
+		return true
+	case reflect.Float32, reflect.Float64:
+		return true
+	case reflect.String:
+		return true
+	case reflect.Struct:
+		return mtype == timeType
+	default:
+		return false
+	}
+}
+
+// Check if the given marshall type maps to a TomlTree slice
+func isTreeSlice(mtype reflect.Type) bool {
+	switch mtype.Kind() {
+	case reflect.Slice:
+		return !isOtherSlice(mtype)
+	default:
+		return false
+	}
+}
+
+// Check if the given marshall type maps to a non-TomlTree slice
+func isOtherSlice(mtype reflect.Type) bool {
+	switch mtype.Kind() {
+	case reflect.Ptr:
+		return isOtherSlice(mtype.Elem())
+	case reflect.Slice:
+		return isPrimitive(mtype.Elem()) || isOtherSlice(mtype.Elem())
+	default:
+		return false
+	}
+}
+
+// Check if the given marshall type maps to a TomlTree
+func isTree(mtype reflect.Type) bool {
+	switch mtype.Kind() {
+	case reflect.Map:
+		return true
+	case reflect.Struct:
+		return !isPrimitive(mtype)
+	default:
+		return false
+	}
+}
+
+/*
+Marshal returns the TOML encoding of v.  Behavior is similar to the Go json
+encoder, except that there is no concept of a Marshaler interface or MarshalTOML
+function for sub-structs, and currently only definite types can be marshaled
+(i.e. no `interface{}`).
+
+Note that pointers are automatically assigned the "omitempty" option, as TOML
+explicity does not handle null values (saying instead the label should be
+dropped).
+*/
+func Marshal(v interface{}) ([]byte, error) {
+	mtype := reflect.TypeOf(v)
+	if mtype.Kind() != reflect.Struct {
+		return []byte{}, errors.New("Only a struct can be marshaled to TOML")
+	}
+	sval := reflect.ValueOf(v)
+	t, err := valueToTree(mtype, sval)
+	if err != nil {
+		return []byte{}, err
+	}
+	s, err := t.ToTomlString()
+	return []byte(s), err
+}
+
+// Convert given marshal struct or map value to toml tree
+func valueToTree(mtype reflect.Type, mval reflect.Value) (*TomlTree, error) {
+	if mtype.Kind() == reflect.Ptr {
+		return valueToTree(mtype.Elem(), mval.Elem())
+	}
+	tval := newTomlTree()
+	switch mtype.Kind() {
+	case reflect.Struct:
+		for i := 0; i < mtype.NumField(); i++ {
+			mtypef, mvalf := mtype.Field(i), mval.Field(i)
+			opts := tomlOptions(mtypef)
+			if opts.include && (!opts.omitempty || !isZero(mvalf)) {
+				val, err := valueToToml(mtypef.Type, mvalf)
+				if err != nil {
+					return nil, err
+				}
+				tval.Set(opts.name, val)
+			}
+		}
+	case reflect.Map:
+		for _, key := range mval.MapKeys() {
+			mvalf := mval.MapIndex(key)
+			val, err := valueToToml(mtype.Elem(), mvalf)
+			if err != nil {
+				return nil, err
+			}
+			tval.Set(key.String(), val)
+		}
+	}
+	return tval, nil
+}
+
+// Convert given marshal slice to slice of Toml trees
+func valueToTreeSlice(mtype reflect.Type, mval reflect.Value) ([]*TomlTree, error) {
+	tval := make([]*TomlTree, mval.Len(), mval.Len())
+	for i := 0; i < mval.Len(); i++ {
+		val, err := valueToTree(mtype.Elem(), mval.Index(i))
+		if err != nil {
+			return nil, err
+		}
+		tval[i] = val
+	}
+	return tval, nil
+}
+
+// Convert given marshal slice to slice of toml values
+func valueToOtherSlice(mtype reflect.Type, mval reflect.Value) (interface{}, error) {
+	tval := make([]interface{}, mval.Len(), mval.Len())
+	for i := 0; i < mval.Len(); i++ {
+		val, err := valueToToml(mtype.Elem(), mval.Index(i))
+		if err != nil {
+			return nil, err
+		}
+		tval[i] = val
+	}
+	return tval, nil
+}
+
+// Convert given marshal value to toml value
+func valueToToml(mtype reflect.Type, mval reflect.Value) (interface{}, error) {
+	if mtype.Kind() == reflect.Ptr {
+		return valueToToml(mtype.Elem(), mval.Elem())
+	}
+	switch {
+	case isTree(mtype):
+		return valueToTree(mtype, mval)
+	case isTreeSlice(mtype):
+		return valueToTreeSlice(mtype, mval)
+	case isOtherSlice(mtype):
+		return valueToOtherSlice(mtype, mval)
+	default:
+		switch mtype.Kind() {
+		case reflect.Bool:
+			return mval.Bool(), nil
+		case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+			return mval.Int(), nil
+		case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
+			return mval.Uint(), nil
+		case reflect.Float32, reflect.Float64:
+			return mval.Float(), nil
+		case reflect.String:
+			return mval.String(), nil
+		case reflect.Struct:
+			return mval.Interface().(time.Time), nil
+		default:
+			return nil, fmt.Errorf("Marshal can't handle %v(%v)", mtype, mtype.Kind())
+		}
+	}
+}
+
+/*
+Unmarshal parses the TOML-encoded data and stores the result in the value
+pointed to by v. Behavior is similar to the Go json encoder, except that there
+is no concept of an Unmarshaler interface or UnmarshalTOML function for
+sub-structs, and currently only definite types can be unmarshaled to (i.e. no
+`interface{}`).
+*/
+func Unmarshal(data []byte, v interface{}) error {
+	mtype := reflect.TypeOf(v)
+	if mtype.Kind() != reflect.Ptr || mtype.Elem().Kind() != reflect.Struct {
+		return errors.New("Only a pointer to struct can be unmarshaled from TOML")
+	}
+
+	t, err := Load(string(data))
+	if err != nil {
+		return err
+	}
+
+	sval, err := valueFromTree(mtype.Elem(), t)
+	if err != nil {
+		return err
+	}
+	reflect.ValueOf(v).Elem().Set(sval)
+	return nil
+}
+
+// Convert toml tree to marshal struct or map, using marshal type
+func valueFromTree(mtype reflect.Type, tval *TomlTree) (reflect.Value, error) {
+	if mtype.Kind() == reflect.Ptr {
+		return unwrapPointer(mtype, tval)
+	}
+	var mval reflect.Value
+	switch mtype.Kind() {
+	case reflect.Struct:
+		mval = reflect.New(mtype).Elem()
+		for i := 0; i < mtype.NumField(); i++ {
+			mtypef := mtype.Field(i)
+			opts := tomlOptions(mtypef)
+			if opts.include {
+				key := opts.name
+				exists := tval.Has(key)
+				if exists {
+					val := tval.Get(key)
+					mvalf, err := valueFromToml(mtypef.Type, val)
+					if err != nil {
+						return mval, formatError(err, tval.GetPosition(key))
+					}
+					mval.Field(i).Set(mvalf)
+				}
+			}
+		}
+	case reflect.Map:
+		mval = reflect.MakeMap(mtype)
+		for _, key := range tval.Keys() {
+			val := tval.Get(key)
+			mvalf, err := valueFromToml(mtype.Elem(), val)
+			if err != nil {
+				return mval, formatError(err, tval.GetPosition(key))
+			}
+			mval.SetMapIndex(reflect.ValueOf(key), mvalf)
+		}
+	}
+	return mval, nil
+}
+
+// Convert toml value to marshal struct/map slice, using marshal type
+func valueFromTreeSlice(mtype reflect.Type, tval []*TomlTree) (reflect.Value, error) {
+	mval := reflect.MakeSlice(mtype, len(tval), len(tval))
+	for i := 0; i < len(tval); i++ {
+		val, err := valueFromTree(mtype.Elem(), tval[i])
+		if err != nil {
+			return mval, err
+		}
+		mval.Index(i).Set(val)
+	}
+	return mval, nil
+}
+
+// Convert toml value to marshal primitive slice, using marshal type
+func valueFromOtherSlice(mtype reflect.Type, tval []interface{}) (reflect.Value, error) {
+	mval := reflect.MakeSlice(mtype, len(tval), len(tval))
+	for i := 0; i < len(tval); i++ {
+		val, err := valueFromToml(mtype.Elem(), tval[i])
+		if err != nil {
+			return mval, err
+		}
+		mval.Index(i).Set(val)
+	}
+	return mval, nil
+}
+
+// Convert toml value to marshal value, using marshal type
+func valueFromToml(mtype reflect.Type, tval interface{}) (reflect.Value, error) {
+	if mtype.Kind() == reflect.Ptr {
+		return unwrapPointer(mtype, tval)
+	}
+	switch {
+	case isTree(mtype):
+		return valueFromTree(mtype, tval.(*TomlTree))
+	case isTreeSlice(mtype):
+		return valueFromTreeSlice(mtype, tval.([]*TomlTree))
+	case isOtherSlice(mtype):
+		return valueFromOtherSlice(mtype, tval.([]interface{}))
+	default:
+		switch mtype.Kind() {
+		case reflect.Bool:
+			val, ok := tval.(bool)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to bool", tval, tval)
+			}
+			return reflect.ValueOf(val), nil
+		case reflect.Int:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to int", tval, tval)
+			}
+			return reflect.ValueOf(int(val)), nil
+		case reflect.Int8:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to int", tval, tval)
+			}
+			return reflect.ValueOf(int8(val)), nil
+		case reflect.Int16:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to int", tval, tval)
+			}
+			return reflect.ValueOf(int16(val)), nil
+		case reflect.Int32:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to int", tval, tval)
+			}
+			return reflect.ValueOf(int32(val)), nil
+		case reflect.Int64:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to int", tval, tval)
+			}
+			return reflect.ValueOf(val), nil
+		case reflect.Uint:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to uint", tval, tval)
+			}
+			return reflect.ValueOf(uint(val)), nil
+		case reflect.Uint8:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to uint", tval, tval)
+			}
+			return reflect.ValueOf(uint8(val)), nil
+		case reflect.Uint16:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to uint", tval, tval)
+			}
+			return reflect.ValueOf(uint16(val)), nil
+		case reflect.Uint32:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to uint", tval, tval)
+			}
+			return reflect.ValueOf(uint32(val)), nil
+		case reflect.Uint64:
+			val, ok := tval.(int64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to uint", tval, tval)
+			}
+			return reflect.ValueOf(uint64(val)), nil
+		case reflect.Float32:
+			val, ok := tval.(float64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to float", tval, tval)
+			}
+			return reflect.ValueOf(float32(val)), nil
+		case reflect.Float64:
+			val, ok := tval.(float64)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to float", tval, tval)
+			}
+			return reflect.ValueOf(val), nil
+		case reflect.String:
+			val, ok := tval.(string)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to string", tval, tval)
+			}
+			return reflect.ValueOf(val), nil
+		case reflect.Struct:
+			val, ok := tval.(time.Time)
+			if !ok {
+				return reflect.ValueOf(nil), fmt.Errorf("Can't convert %v(%T) to time", tval, tval)
+			}
+			return reflect.ValueOf(val), nil
+		default:
+			return reflect.ValueOf(nil), fmt.Errorf("Unmarshal can't handle %v(%v)", mtype, mtype.Kind())
+		}
+	}
+}
+
+func unwrapPointer(mtype reflect.Type, tval interface{}) (reflect.Value, error) {
+	val, err := valueFromToml(mtype.Elem(), tval)
+	if err != nil {
+		return reflect.ValueOf(nil), err
+	}
+	mval := reflect.New(mtype.Elem())
+	mval.Elem().Set(val)
+	return mval, nil
+}
+
+func tomlOptions(vf reflect.StructField) tomlOpts {
+	tag := vf.Tag.Get("toml")
+	parse := strings.Split(tag, ",")
+	result := tomlOpts{vf.Name, true, false}
+	if parse[0] != "" {
+		if parse[0] == "-" && len(parse) == 1 {
+			result.include = false
+		} else {
+			result.name = strings.Trim(parse[0], " ")
+		}
+	}
+	if vf.PkgPath != "" {
+		result.include = false
+	}
+	if len(parse) > 1 && strings.Trim(parse[1], " ") == "omitempty" {
+		result.omitempty = true
+	}
+	if vf.Type.Kind() == reflect.Ptr {
+		result.omitempty = true
+	}
+	return result
+}
+
+func isZero(val reflect.Value) bool {
+	switch val.Type().Kind() {
+	case reflect.Map:
+		fallthrough
+	case reflect.Array:
+		fallthrough
+	case reflect.Slice:
+		return val.Len() == 0
+	default:
+		return reflect.DeepEqual(val.Interface(), reflect.Zero(val.Type()).Interface())
+	}
+}
+
+func formatError(err error, pos Position) error {
+	if err.Error()[0] == '(' { // Error already contains position information
+		return err
+	}
+	return fmt.Errorf("%s: %s", pos, err)
+}
--- a/vendor/github.com/pelletier/go-toml/marshal_test.go
+++ b/vendor/github.com/pelletier/go-toml/marshal_test.go
@@ -0,0 +1,535 @@
+package toml
+
+import (
+	"bytes"
+	"encoding/json"
+	"io/ioutil"
+	"reflect"
+	"testing"
+	"time"
+)
+
+type basicMarshalTestStruct struct {
+	String     string                      `toml:"string"`
+	StringList []string                    `toml:"strlist"`
+	Sub        basicMarshalTestSubStruct   `toml:"subdoc"`
+	SubList    []basicMarshalTestSubStruct `toml:"sublist"`
+}
+
+type basicMarshalTestSubStruct struct {
+	String2 string
+}
+
+var basicTestData = basicMarshalTestStruct{
+	String:     "Hello",
+	StringList: []string{"Howdy", "Hey There"},
+	Sub:        basicMarshalTestSubStruct{"One"},
+	SubList:    []basicMarshalTestSubStruct{{"Two"}, {"Three"}},
+}
+
+var basicTestToml = []byte(`string = "Hello"
+strlist = ["Howdy","Hey There"]
+
+[subdoc]
+  String2 = "One"
+
+[[sublist]]
+  String2 = "Two"
+
+[[sublist]]
+  String2 = "Three"
+`)
+
+func TestBasicMarshal(t *testing.T) {
+	result, err := Marshal(basicTestData)
+	if err != nil {
+		t.Fatal(err)
+	}
+	expected := basicTestToml
+	if !bytes.Equal(result, expected) {
+		t.Errorf("Bad marshal: expected\n-----\n%s\n-----\ngot\n-----\n%s\n-----\n", expected, result)
+	}
+}
+
+func TestBasicUnmarshal(t *testing.T) {
+	result := basicMarshalTestStruct{}
+	err := Unmarshal(basicTestToml, &result)
+	expected := basicTestData
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(result, expected) {
+		t.Errorf("Bad unmarshal: expected %v, got %v", expected, result)
+	}
+}
+
+type testDoc struct {
+	Title       string            `toml:"title"`
+	Basics      testDocBasics     `toml:"basic"`
+	BasicLists  testDocBasicLists `toml:"basic_lists"`
+	BasicMap    map[string]string `toml:"basic_map"`
+	Subdocs     testDocSubs       `toml:"subdoc"`
+	SubDocList  []testSubDoc      `toml:"subdoclist"`
+	SubDocPtrs  []*testSubDoc     `toml:"subdocptrs"`
+	err         int               `toml:"shouldntBeHere"`
+	unexported  int               `toml:"shouldntBeHere"`
+	Unexported2 int               `toml:"-"`
+}
+
+type testDocBasics struct {
+	Bool       bool      `toml:"bool"`
+	Date       time.Time `toml:"date"`
+	Float      float32   `toml:"float"`
+	Int        int       `toml:"int"`
+	Uint       uint      `toml:"uint"`
+	String     *string   `toml:"string"`
+	unexported int       `toml:"shouldntBeHere"`
+}
+
+type testDocBasicLists struct {
+	Bools   []bool      `toml:"bools"`
+	Dates   []time.Time `toml:"dates"`
+	Floats  []*float32  `toml:"floats"`
+	Ints    []int       `toml:"ints"`
+	Strings []string    `toml:"strings"`
+	UInts   []uint      `toml:"uints"`
+}
+
+type testDocSubs struct {
+	First  testSubDoc  `toml:"first"`
+	Second *testSubDoc `toml:"second"`
+}
+
+type testSubDoc struct {
+	Name       string `toml:"name"`
+	unexported int    `toml:"shouldntBeHere"`
+}
+
+var biteMe = "Bite me"
+var float1 float32 = 12.3
+var float2 float32 = 45.6
+var float3 float32 = 78.9
+var subdoc = testSubDoc{"Second", 0}
+
+var docData = testDoc{
+	Title:       "TOML Marshal Testing",
+	unexported:  0,
+	Unexported2: 0,
+	Basics: testDocBasics{
+		Bool:       true,
+		Date:       time.Date(1979, 5, 27, 7, 32, 0, 0, time.UTC),
+		Float:      123.4,
+		Int:        5000,
+		Uint:       5001,
+		String:     &biteMe,
+		unexported: 0,
+	},
+	BasicLists: testDocBasicLists{
+		Bools: []bool{true, false, true},
+		Dates: []time.Time{
+			time.Date(1979, 5, 27, 7, 32, 0, 0, time.UTC),
+			time.Date(1980, 5, 27, 7, 32, 0, 0, time.UTC),
+		},
+		Floats:  []*float32{&float1, &float2, &float3},
+		Ints:    []int{8001, 8001, 8002},
+		Strings: []string{"One", "Two", "Three"},
+		UInts:   []uint{5002, 5003},
+	},
+	BasicMap: map[string]string{
+		"one": "one",
+		"two": "two",
+	},
+	Subdocs: testDocSubs{
+		First:  testSubDoc{"First", 0},
+		Second: &subdoc,
+	},
+	SubDocList: []testSubDoc{
+		testSubDoc{"List.First", 0},
+		testSubDoc{"List.Second", 0},
+	},
+	SubDocPtrs: []*testSubDoc{&subdoc},
+}
+
+func TestDocMarshal(t *testing.T) {
+	result, err := Marshal(docData)
+	if err != nil {
+		t.Fatal(err)
+	}
+	expected, _ := ioutil.ReadFile("marshal_test.toml")
+	if !bytes.Equal(result, expected) {
+		t.Errorf("Bad marshal: expected\n-----\n%s\n-----\ngot\n-----\n%s\n-----\n", expected, result)
+	}
+}
+
+func TestDocUnmarshal(t *testing.T) {
+	result := testDoc{}
+	tomlData, _ := ioutil.ReadFile("marshal_test.toml")
+	err := Unmarshal(tomlData, &result)
+	expected := docData
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(result, expected) {
+		resStr, _ := json.MarshalIndent(result, "", "  ")
+		expStr, _ := json.MarshalIndent(expected, "", "  ")
+		t.Errorf("Bad unmarshal: expected\n-----\n%s\n-----\ngot\n-----\n%s\n-----\n", expStr, resStr)
+	}
+}
+
+type tomlTypeCheckTest struct {
+	name string
+	item interface{}
+	typ  int //0=primitive, 1=otherslice, 2=treeslice, 3=tree
+}
+
+func TestTypeChecks(t *testing.T) {
+	tests := []tomlTypeCheckTest{
+		{"integer", 2, 0},
+		{"time", time.Date(2015, 1, 1, 0, 0, 0, 0, time.UTC), 0},
+		{"stringlist", []string{"hello", "hi"}, 1},
+		{"timelist", []time.Time{time.Date(2015, 1, 1, 0, 0, 0, 0, time.UTC)}, 1},
+		{"objectlist", []tomlTypeCheckTest{}, 2},
+		{"object", tomlTypeCheckTest{}, 3},
+	}
+
+	for _, test := range tests {
+		expected := []bool{false, false, false, false}
+		expected[test.typ] = true
+		result := []bool{
+			isPrimitive(reflect.TypeOf(test.item)),
+			isOtherSlice(reflect.TypeOf(test.item)),
+			isTreeSlice(reflect.TypeOf(test.item)),
+			isTree(reflect.TypeOf(test.item)),
+		}
+		if !reflect.DeepEqual(expected, result) {
+			t.Errorf("Bad type check on %q: expected %v, got %v", test.name, expected, result)
+		}
+	}
+}
+
+type unexportedMarshalTestStruct struct {
+	String      string                      `toml:"string"`
+	StringList  []string                    `toml:"strlist"`
+	Sub         basicMarshalTestSubStruct   `toml:"subdoc"`
+	SubList     []basicMarshalTestSubStruct `toml:"sublist"`
+	unexported  int                         `toml:"shouldntBeHere"`
+	Unexported2 int                         `toml:"-"`
+}
+
+var unexportedTestData = unexportedMarshalTestStruct{
+	String:      "Hello",
+	StringList:  []string{"Howdy", "Hey There"},
+	Sub:         basicMarshalTestSubStruct{"One"},
+	SubList:     []basicMarshalTestSubStruct{{"Two"}, {"Three"}},
+	unexported:  0,
+	Unexported2: 0,
+}
+
+var unexportedTestToml = []byte(`string = "Hello"
+strlist = ["Howdy","Hey There"]
+unexported = 1
+shouldntBeHere = 2
+
+[subdoc]
+  String2 = "One"
+
+[[sublist]]
+  String2 = "Two"
+
+[[sublist]]
+  String2 = "Three"
+`)
+
+func TestUnexportedUnmarshal(t *testing.T) {
+	result := unexportedMarshalTestStruct{}
+	err := Unmarshal(unexportedTestToml, &result)
+	expected := unexportedTestData
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(result, expected) {
+		t.Errorf("Bad unexported unmarshal: expected %v, got %v", expected, result)
+	}
+}
+
+type errStruct struct {
+	Bool   bool      `toml:"bool"`
+	Date   time.Time `toml:"date"`
+	Float  float64   `toml:"float"`
+	Int    int16     `toml:"int"`
+	String *string   `toml:"string"`
+}
+
+var errTomls = []string{
+	"bool = truly\ndate = 1979-05-27T07:32:00Z\nfloat = 123.4\nint = 5000\nstring = \"Bite me\"",
+	"bool = true\ndate = 1979-05-27T07:3200Z\nfloat = 123.4\nint = 5000\nstring = \"Bite me\"",
+	"bool = true\ndate = 1979-05-27T07:32:00Z\nfloat = 123a4\nint = 5000\nstring = \"Bite me\"",
+	"bool = true\ndate = 1979-05-27T07:32:00Z\nfloat = 123.4\nint = j000\nstring = \"Bite me\"",
+	"bool = true\ndate = 1979-05-27T07:32:00Z\nfloat = 123.4\nint = 5000\nstring = Bite me",
+	"bool = true\ndate = 1979-05-27T07:32:00Z\nfloat = 123.4\nint = 5000\nstring = Bite me",
+	"bool = 1\ndate = 1979-05-27T07:32:00Z\nfloat = 123.4\nint = 5000\nstring = \"Bite me\"",
+	"bool = true\ndate = 1\nfloat = 123.4\nint = 5000\nstring = \"Bite me\"",
+	"bool = true\ndate = 1979-05-27T07:32:00Z\n\"sorry\"\nint = 5000\nstring = \"Bite me\"",
+	"bool = true\ndate = 1979-05-27T07:32:00Z\nfloat = 123.4\nint = \"sorry\"\nstring = \"Bite me\"",
+	"bool = true\ndate = 1979-05-27T07:32:00Z\nfloat = 123.4\nint = 5000\nstring = 1",
+}
+
+type mapErr struct {
+	Vals map[string]float64
+}
+
+type intErr struct {
+	Int1  int
+	Int2  int8
+	Int3  int16
+	Int4  int32
+	Int5  int64
+	UInt1 uint
+	UInt2 uint8
+	UInt3 uint16
+	UInt4 uint32
+	UInt5 uint64
+	Flt1  float32
+	Flt2  float64
+}
+
+var intErrTomls = []string{
+	"Int1 = []\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = []\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = []\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = []\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = []\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = []\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = []\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = []\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = []\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = []\nFlt1 = 1.0\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = []\nFlt2 = 2.0",
+	"Int1 = 1\nInt2 = 2\nInt3 = 3\nInt4 = 4\nInt5 = 5\nUInt1 = 1\nUInt2 = 2\nUInt3 = 3\nUInt4 = 4\nUInt5 = 5\nFlt1 = 1.0\nFlt2 = []",
+}
+
+func TestErrUnmarshal(t *testing.T) {
+	for ind, toml := range errTomls {
+		result := errStruct{}
+		err := Unmarshal([]byte(toml), &result)
+		if err == nil {
+			t.Errorf("Expected err from case %d\n", ind)
+		}
+	}
+	result2 := mapErr{}
+	err := Unmarshal([]byte("[Vals]\nfred=\"1.2\""), &result2)
+	if err == nil {
+		t.Errorf("Expected err from map")
+	}
+	for ind, toml := range intErrTomls {
+		result3 := intErr{}
+		err := Unmarshal([]byte(toml), &result3)
+		if err == nil {
+			t.Errorf("Expected int err from case %d\n", ind)
+		}
+	}
+}
+
+type emptyMarshalTestStruct struct {
+	Title      string                  `toml:"title"`
+	Bool       bool                    `toml:"bool"`
+	Int        int                     `toml:"int"`
+	String     string                  `toml:"string"`
+	StringList []string                `toml:"stringlist"`
+	Ptr        *basicMarshalTestStruct `toml:"ptr"`
+	Map        map[string]string       `toml:"map"`
+}
+
+var emptyTestData = emptyMarshalTestStruct{
+	Title:      "Placeholder",
+	Bool:       false,
+	Int:        0,
+	String:     "",
+	StringList: []string{},
+	Ptr:        nil,
+	Map:        map[string]string{},
+}
+
+var emptyTestToml = []byte(`bool = false
+int = 0
+string = ""
+stringlist = []
+title = "Placeholder"
+
+[map]
+`)
+
+type emptyMarshalTestStruct2 struct {
+	Title      string                  `toml:"title"`
+	Bool       bool                    `toml:"bool,omitempty"`
+	Int        int                     `toml:"int, omitempty"`
+	String     string                  `toml:"string,omitempty "`
+	StringList []string                `toml:"stringlist,omitempty"`
+	Ptr        *basicMarshalTestStruct `toml:"ptr,omitempty"`
+	Map        map[string]string       `toml:"map,omitempty"`
+}
+
+var emptyTestData2 = emptyMarshalTestStruct2{
+	Title:      "Placeholder",
+	Bool:       false,
+	Int:        0,
+	String:     "",
+	StringList: []string{},
+	Ptr:        nil,
+	Map:        map[string]string{},
+}
+
+var emptyTestToml2 = []byte(`title = "Placeholder"
+`)
+
+func TestEmptyMarshal(t *testing.T) {
+	result, err := Marshal(emptyTestData)
+	if err != nil {
+		t.Fatal(err)
+	}
+	expected := emptyTestToml
+	if !bytes.Equal(result, expected) {
+		t.Errorf("Bad empty marshal: expected\n-----\n%s\n-----\ngot\n-----\n%s\n-----\n", expected, result)
+	}
+}
+
+func TestEmptyMarshalOmit(t *testing.T) {
+	result, err := Marshal(emptyTestData2)
+	if err != nil {
+		t.Fatal(err)
+	}
+	expected := emptyTestToml2
+	if !bytes.Equal(result, expected) {
+		t.Errorf("Bad empty omit marshal: expected\n-----\n%s\n-----\ngot\n-----\n%s\n-----\n", expected, result)
+	}
+}
+
+func TestEmptyUnmarshal(t *testing.T) {
+	result := emptyMarshalTestStruct{}
+	err := Unmarshal(emptyTestToml, &result)
+	expected := emptyTestData
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(result, expected) {
+		t.Errorf("Bad empty unmarshal: expected %v, got %v", expected, result)
+	}
+}
+
+func TestEmptyUnmarshalOmit(t *testing.T) {
+	result := emptyMarshalTestStruct2{}
+	err := Unmarshal(emptyTestToml, &result)
+	expected := emptyTestData2
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(result, expected) {
+		t.Errorf("Bad empty omit unmarshal: expected %v, got %v", expected, result)
+	}
+}
+
+type pointerMarshalTestStruct struct {
+	Str       *string
+	List      *[]string
+	ListPtr   *[]*string
+	Map       *map[string]string
+	MapPtr    *map[string]*string
+	EmptyStr  *string
+	EmptyList *[]string
+	EmptyMap  *map[string]string
+	DblPtr    *[]*[]*string
+}
+
+var pointerStr = "Hello"
+var pointerList = []string{"Hello back"}
+var pointerListPtr = []*string{&pointerStr}
+var pointerMap = map[string]string{"response": "Goodbye"}
+var pointerMapPtr = map[string]*string{"alternate": &pointerStr}
+var pointerTestData = pointerMarshalTestStruct{
+	Str:       &pointerStr,
+	List:      &pointerList,
+	ListPtr:   &pointerListPtr,
+	Map:       &pointerMap,
+	MapPtr:    &pointerMapPtr,
+	EmptyStr:  nil,
+	EmptyList: nil,
+	EmptyMap:  nil,
+}
+
+var pointerTestToml = []byte(`List = ["Hello back"]
+ListPtr = ["Hello"]
+Str = "Hello"
+
+[Map]
+  response = "Goodbye"
+
+[MapPtr]
+  alternate = "Hello"
+`)
+
+func TestPointerMarshal(t *testing.T) {
+	result, err := Marshal(pointerTestData)
+	if err != nil {
+		t.Fatal(err)
+	}
+	expected := pointerTestToml
+	if !bytes.Equal(result, expected) {
+		t.Errorf("Bad pointer marshal: expected\n-----\n%s\n-----\ngot\n-----\n%s\n-----\n", expected, result)
+	}
+}
+
+func TestPointerUnmarshal(t *testing.T) {
+	result := pointerMarshalTestStruct{}
+	err := Unmarshal(pointerTestToml, &result)
+	expected := pointerTestData
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(result, expected) {
+		t.Errorf("Bad pointer unmarshal: expected %v, got %v", expected, result)
+	}
+}
+
+type nestedMarshalTestStruct struct {
+	String [][]string
+	//Struct [][]basicMarshalTestSubStruct
+	StringPtr *[]*[]*string
+	// StructPtr *[]*[]*basicMarshalTestSubStruct
+}
+
+var str1 = "Three"
+var str2 = "Four"
+var strPtr = []*string{&str1, &str2}
+var strPtr2 = []*[]*string{&strPtr}
+
+var nestedTestData = nestedMarshalTestStruct{
+	String:    [][]string{[]string{"Five", "Six"}, []string{"One", "Two"}},
+	StringPtr: &strPtr2,
+}
+
+var nestedTestToml = []byte(`String = [["Five","Six"],["One","Two"]]
+StringPtr = [["Three","Four"]]
+`)
+
+func TestNestedMarshal(t *testing.T) {
+	result, err := Marshal(nestedTestData)
+	if err != nil {
+		t.Fatal(err)
+	}
+	expected := nestedTestToml
+	if !bytes.Equal(result, expected) {
+		t.Errorf("Bad nested marshal: expected\n-----\n%s\n-----\ngot\n-----\n%s\n-----\n", expected, result)
+	}
+}
+
+func TestNestedUnmarshal(t *testing.T) {
+	result := nestedMarshalTestStruct{}
+	err := Unmarshal(nestedTestToml, &result)
+	expected := nestedTestData
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(result, expected) {
+		t.Errorf("Bad nested unmarshal: expected %v, got %v", expected, result)
+	}
+}
--- a/vendor/github.com/pelletier/go-toml/marshal_test.toml
+++ b/vendor/github.com/pelletier/go-toml/marshal_test.toml
@@ -0,0 +1,38 @@
+title = "TOML Marshal Testing"
+
+[basic]
+  bool = true
+  date = 1979-05-27T07:32:00Z
+  float = 123.4
+  int = 5000
+  string = "Bite me"
+  uint = 5001
+
+[basic_lists]
+  bools = [true,false,true]
+  dates = [1979-05-27T07:32:00Z,1980-05-27T07:32:00Z]
+  floats = [12.3,45.6,78.9]
+  ints = [8001,8001,8002]
+  strings = ["One","Two","Three"]
+  uints = [5002,5003]
+
+[basic_map]
+  one = "one"
+  two = "two"
+
+[subdoc]
+
+  [subdoc.first]
+    name = "First"
+
+  [subdoc.second]
+    name = "Second"
+
+[[subdoclist]]
+  name = "List.First"
+
+[[subdoclist]]
+  name = "List.Second"
+
+[[subdocptrs]]
+  name = "Second"
--- a/vendor/golang.org/x/text/encoding/charmap/charmap.go
+++ b/vendor/golang.org/x/text/encoding/charmap/charmap.go
@@ -33,32 +33,32 @@ var (
 	ISO8859_8I encoding.Encoding = &iso8859_8I

 	iso8859_6E = internal.Encoding{
-		ISO8859_6,
-		"ISO-8859-6E",
-		identifier.ISO88596E,
+		Encoding: ISO8859_6,
+		Name:     "ISO-8859-6E",
+		MIB:      identifier.ISO88596E,
 	}

 	iso8859_6I = internal.Encoding{
-		ISO8859_6,
-		"ISO-8859-6I",
-		identifier.ISO88596I,
+		Encoding: ISO8859_6,
+		Name:     "ISO-8859-6I",
+		MIB:      identifier.ISO88596I,
 	}

 	iso8859_8E = internal.Encoding{
-		ISO8859_8,
-		"ISO-8859-8E",
-		identifier.ISO88598E,
+		Encoding: ISO8859_8,
+		Name:     "ISO-8859-8E",
+		MIB:      identifier.ISO88598E,
 	}

 	iso8859_8I = internal.Encoding{
-		ISO8859_8,
-		"ISO-8859-8I",
-		identifier.ISO88598I,
+		Encoding: ISO8859_8,
+		Name:     "ISO-8859-8I",
+		MIB:      identifier.ISO88598I,
 	}
 )

 // All is a list of all defined encodings in this package.
-var All = listAll
+var All []encoding.Encoding = listAll

 // TODO: implement these encodings, in order of importance.
 // ASCII, ISO8859_1:       Rather common. Close to Windows 1252.
@@ -70,8 +70,8 @@ type utf8Enc struct {
 	data [3]byte
 }

-// charmap describes an 8-bit character set encoding.
-type charmap struct {
+// Charmap is an 8-bit character set encoding.
+type Charmap struct {
 	// name is the encoding's name.
 	name string
 	// mib is the encoding type of this encoder.
@@ -79,7 +79,7 @@ type charmap struct {
 	// asciiSuperset states whether the encoding is a superset of ASCII.
 	asciiSuperset bool
 	// low is the lower bound of the encoded byte for a non-ASCII rune. If
-	// charmap.asciiSuperset is true then this will be 0x80, otherwise 0x00.
+	// Charmap.asciiSuperset is true then this will be 0x80, otherwise 0x00.
 	low uint8
 	// replacement is the encoded replacement character.
 	replacement byte
@@ -91,26 +91,30 @@ type charmap struct {
 	encode [256]uint32
 }

-func (m *charmap) NewDecoder() *encoding.Decoder {
+// NewDecoder implements the encoding.Encoding interface.
+func (m *Charmap) NewDecoder() *encoding.Decoder {
 	return &encoding.Decoder{Transformer: charmapDecoder{charmap: m}}
 }

-func (m *charmap) NewEncoder() *encoding.Encoder {
+// NewEncoder implements the encoding.Encoding interface.
+func (m *Charmap) NewEncoder() *encoding.Encoder {
 	return &encoding.Encoder{Transformer: charmapEncoder{charmap: m}}
 }

-func (m *charmap) String() string {
+// String returns the Charmap's name.
+func (m *Charmap) String() string {
 	return m.name
 }

-func (m *charmap) ID() (mib identifier.MIB, other string) {
+// ID implements an internal interface.
+func (m *Charmap) ID() (mib identifier.MIB, other string) {
 	return m.mib, ""
 }

 // charmapDecoder implements transform.Transformer by decoding to UTF-8.
 type charmapDecoder struct {
 	transform.NopResetter
-	charmap *charmap
+	charmap *Charmap
 }

 func (m charmapDecoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
@@ -142,10 +146,22 @@ func (m charmapDecoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int,
 	return nDst, nSrc, err
 }

+// DecodeByte returns the Charmap's rune decoding of the byte b.
+func (m *Charmap) DecodeByte(b byte) rune {
+	switch x := &m.decode[b]; x.len {
+	case 1:
+		return rune(x.data[0])
+	case 2:
+		return rune(x.data[0]&0x1f)<<6 | rune(x.data[1]&0x3f)
+	default:
+		return rune(x.data[0]&0x0f)<<12 | rune(x.data[1]&0x3f)<<6 | rune(x.data[2]&0x3f)
+	}
+}
+
 // charmapEncoder implements transform.Transformer by encoding from UTF-8.
 type charmapEncoder struct {
 	transform.NopResetter
-	charmap *charmap
+	charmap *Charmap
 }

 func (m charmapEncoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
@@ -207,3 +223,27 @@ loop:
 	}
 	return nDst, nSrc, err
 }
+
+// EncodeRune returns the Charmap's byte encoding of the rune r. ok is whether
+// r is in the Charmap's repertoire. If not, b is set to the Charmap's
+// replacement byte. This is often the ASCII substitute character '\x1a'.
+func (m *Charmap) EncodeRune(r rune) (b byte, ok bool) {
+	if r < utf8.RuneSelf && m.asciiSuperset {
+		return byte(r), true
+	}
+	for low, high := int(m.low), 0x100; ; {
+		if low >= high {
+			return m.replacement, false
+		}
+		mid := (low + high) / 2
+		got := m.encode[mid]
+		gotRune := rune(got & (1<<24 - 1))
+		if gotRune < r {
+			low = mid + 1
+		} else if gotRune > r {
+			high = mid
+		} else {
+			return byte(got >> 24), true
+		}
+	}
+}
--- a/vendor/golang.org/x/text/encoding/charmap/charmap_test.go
+++ b/vendor/golang.org/x/text/encoding/charmap/charmap_test.go
@@ -16,9 +16,11 @@ import (
 func dec(e encoding.Encoding) (dir string, t transform.Transformer, err error) {
 	return "Decode", e.NewDecoder(), nil
 }
+
 func encASCIISuperset(e encoding.Encoding) (dir string, t transform.Transformer, err error) {
 	return "Encode", e.NewEncoder(), internal.ErrASCIIReplacement
 }
+
 func encEBCDIC(e encoding.Encoding) (dir string, t transform.Transformer, err error) {
 	return "Encode", e.NewEncoder(), internal.RepertoireError(0x3f)
 }
@@ -200,6 +202,57 @@ func TestBasics(t *testing.T) {
 	}
 }

+var windows1255TestCases = []struct {
+	b  byte
+	ok bool
+	r  rune
+}{
+	{'\x00', true, '\u0000'},
+	{'\x1a', true, '\u001a'},
+	{'\x61', true, '\u0061'},
+	{'\x7f', true, '\u007f'},
+	{'\x80', true, '\u20ac'},
+	{'\x95', true, '\u2022'},
+	{'\xa0', true, '\u00a0'},
+	{'\xc0', true, '\u05b0'},
+	{'\xfc', true, '\ufffd'},
+	{'\xfd', true, '\u200e'},
+	{'\xfe', true, '\u200f'},
+	{'\xff', true, '\ufffd'},
+	{encoding.ASCIISub, false, '\u0400'},
+	{encoding.ASCIISub, false, '\u2603'},
+	{encoding.ASCIISub, false, '\U0001f4a9'},
+}
+
+func TestDecodeByte(t *testing.T) {
+	for _, tc := range windows1255TestCases {
+		if !tc.ok {
+			continue
+		}
+
+		got := Windows1255.DecodeByte(tc.b)
+		want := tc.r
+		if got != want {
+			t.Errorf("DecodeByte(%#02x): got %#08x, want %#08x", tc.b, got, want)
+		}
+	}
+}
+
+func TestEncodeRune(t *testing.T) {
+	for _, tc := range windows1255TestCases {
+		// There can be multiple tc.b values that map to tc.r = '\ufffd'.
+		if tc.r == '\ufffd' {
+			continue
+		}
+
+		gotB, gotOK := Windows1255.EncodeRune(tc.r)
+		wantB, wantOK := tc.b, tc.ok
+		if gotB != wantB || gotOK != wantOK {
+			t.Errorf("EncodeRune(%#08x): got (%#02x, %t), want (%#02x, %t)", tc.r, gotB, gotOK, wantB, wantOK)
+		}
+	}
+}
+
 func TestFiles(t *testing.T) { enctest.TestFile(t, Windows1252) }

 func BenchmarkEncoding(b *testing.B) { enctest.Benchmark(b, Windows1252) }
--- a/vendor/golang.org/x/text/encoding/charmap/maketables.go
+++ b/vendor/golang.org/x/text/encoding/charmap/maketables.go
@@ -494,7 +494,7 @@ func main() {
 		if e.comment != "" {
 			printf("//\n// %s\n", e.comment)
 		}
-		printf("var %s encoding.Encoding = &%s\n\nvar %s = charmap{\nname: %q,\n",
+		printf("var %s *Charmap = &%s\n\nvar %s = Charmap{\nname: %q,\n",
 			varName, lowerVarName, lowerVarName, e.name)
 		if mibs[e.mib] {
 			log.Fatalf("MIB type %q declared multiple times.", e.mib)
@@ -540,7 +540,7 @@ func main() {
 		}
 		printf("},\n}\n")

-		// Add an estimate of the size of a single charmap{} struct value, which
+		// Add an estimate of the size of a single Charmap{} struct value, which
 		// includes two 256 elem arrays of 4 bytes and some extra fields, which
 		// align to 3 uint64s on 64-bit architectures.
 		w.Size += 2*4*256 + 3*8
--- a/vendor/golang.org/x/text/encoding/charmap/tables.go
+++ b/vendor/golang.org/x/text/encoding/charmap/tables.go
@@ -1,4 +1,4 @@
-// This file was generated by go generate; DO NOT EDIT
+// Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.

 package charmap

@@ -8,9 +8,9 @@ import (
 )

 // CodePage037 is the IBM Code Page 037 encoding.
-var CodePage037 encoding.Encoding = &codePage037
+var CodePage037 *Charmap = &codePage037

-var codePage037 = charmap{
+var codePage037 = Charmap{
 	name:          "IBM Code Page 037",
 	mib:           identifier.IBM037,
 	asciiSuperset: false,
@@ -183,9 +183,9 @@ var codePage037 = charmap{
 }

 // CodePage437 is the IBM Code Page 437 encoding.
-var CodePage437 encoding.Encoding = &codePage437
+var CodePage437 *Charmap = &codePage437

-var codePage437 = charmap{
+var codePage437 = Charmap{
 	name:          "IBM Code Page 437",
 	mib:           identifier.PC8CodePage437,
 	asciiSuperset: true,
@@ -358,9 +358,9 @@ var codePage437 = charmap{
 }

 // CodePage850 is the IBM Code Page 850 encoding.
-var CodePage850 encoding.Encoding = &codePage850
+var CodePage850 *Charmap = &codePage850

-var codePage850 = charmap{
+var codePage850 = Charmap{
 	name:          "IBM Code Page 850",
 	mib:           identifier.PC850Multilingual,
 	asciiSuperset: true,
@@ -533,9 +533,9 @@ var codePage850 = charmap{
 }

 // CodePage852 is the IBM Code Page 852 encoding.
-var CodePage852 encoding.Encoding = &codePage852
+var CodePage852 *Charmap = &codePage852

-var codePage852 = charmap{
+var codePage852 = Charmap{
 	name:          "IBM Code Page 852",
 	mib:           identifier.PCp852,
 	asciiSuperset: true,
@@ -708,9 +708,9 @@ var codePage852 = charmap{
 }

 // CodePage855 is the IBM Code Page 855 encoding.
-var CodePage855 encoding.Encoding = &codePage855
+var CodePage855 *Charmap = &codePage855

-var codePage855 = charmap{
+var codePage855 = Charmap{
 	name:          "IBM Code Page 855",
 	mib:           identifier.IBM855,
 	asciiSuperset: true,
@@ -883,9 +883,9 @@ var codePage855 = charmap{
 }

 // CodePage858 is the Windows Code Page 858 encoding.
-var CodePage858 encoding.Encoding = &codePage858
+var CodePage858 *Charmap = &codePage858

-var codePage858 = charmap{
+var codePage858 = Charmap{
 	name:          "Windows Code Page 858",
 	mib:           identifier.IBM00858,
 	asciiSuperset: true,
@@ -1058,9 +1058,9 @@ var codePage858 = charmap{
 }

 // CodePage860 is the IBM Code Page 860 encoding.
-var CodePage860 encoding.Encoding = &codePage860
+var CodePage860 *Charmap = &codePage860

-var codePage860 = charmap{
+var codePage860 = Charmap{
 	name:          "IBM Code Page 860",
 	mib:           identifier.IBM860,
 	asciiSuperset: true,
@@ -1233,9 +1233,9 @@ var codePage860 = charmap{
 }

 // CodePage862 is the IBM Code Page 862 encoding.
-var CodePage862 encoding.Encoding = &codePage862
+var CodePage862 *Charmap = &codePage862

-var codePage862 = charmap{
+var codePage862 = Charmap{
 	name:          "IBM Code Page 862",
 	mib:           identifier.PC862LatinHebrew,
 	asciiSuperset: true,
@@ -1408,9 +1408,9 @@ var codePage862 = charmap{
 }

 // CodePage863 is the IBM Code Page 863 encoding.
-var CodePage863 encoding.Encoding = &codePage863
+var CodePage863 *Charmap = &codePage863

-var codePage863 = charmap{
+var codePage863 = Charmap{
 	name:          "IBM Code Page 863",
 	mib:           identifier.IBM863,
 	asciiSuperset: true,
@@ -1583,9 +1583,9 @@ var codePage863 = charmap{
 }

 // CodePage865 is the IBM Code Page 865 encoding.
-var CodePage865 encoding.Encoding = &codePage865
+var CodePage865 *Charmap = &codePage865

-var codePage865 = charmap{
+var codePage865 = Charmap{
 	name:          "IBM Code Page 865",
 	mib:           identifier.IBM865,
 	asciiSuperset: true,
@@ -1758,9 +1758,9 @@ var codePage865 = charmap{
 }

 // CodePage866 is the IBM Code Page 866 encoding.
-var CodePage866 encoding.Encoding = &codePage866
+var CodePage866 *Charmap = &codePage866

-var codePage866 = charmap{
+var codePage866 = Charmap{
 	name:          "IBM Code Page 866",
 	mib:           identifier.IBM866,
 	asciiSuperset: true,
@@ -1933,9 +1933,9 @@ var codePage866 = charmap{
 }

 // CodePage1047 is the IBM Code Page 1047 encoding.
-var CodePage1047 encoding.Encoding = &codePage1047
+var CodePage1047 *Charmap = &codePage1047

-var codePage1047 = charmap{
+var codePage1047 = Charmap{
 	name:          "IBM Code Page 1047",
 	mib:           identifier.IBM1047,
 	asciiSuperset: false,
@@ -2108,9 +2108,9 @@ var codePage1047 = charmap{
 }

 // CodePage1140 is the IBM Code Page 1140 encoding.
-var CodePage1140 encoding.Encoding = &codePage1140
+var CodePage1140 *Charmap = &codePage1140

-var codePage1140 = charmap{
+var codePage1140 = Charmap{
 	name:          "IBM Code Page 1140",
 	mib:           identifier.IBM01140,
 	asciiSuperset: false,
@@ -2283,9 +2283,9 @@ var codePage1140 = charmap{
 }

 // ISO8859_1 is the ISO 8859-1 encoding.
-var ISO8859_1 encoding.Encoding = &iso8859_1
+var ISO8859_1 *Charmap = &iso8859_1

-var iso8859_1 = charmap{
+var iso8859_1 = Charmap{
 	name:          "ISO 8859-1",
 	mib:           identifier.ISOLatin1,
 	asciiSuperset: true,
@@ -2458,9 +2458,9 @@ var iso8859_1 = charmap{
 }

 // ISO8859_2 is the ISO 8859-2 encoding.
-var ISO8859_2 encoding.Encoding = &iso8859_2
+var ISO8859_2 *Charmap = &iso8859_2

-var iso8859_2 = charmap{
+var iso8859_2 = Charmap{
 	name:          "ISO 8859-2",
 	mib:           identifier.ISOLatin2,
 	asciiSuperset: true,
@@ -2633,9 +2633,9 @@ var iso8859_2 = charmap{
 }

 // ISO8859_3 is the ISO 8859-3 encoding.
-var ISO8859_3 encoding.Encoding = &iso8859_3
+var ISO8859_3 *Charmap = &iso8859_3

-var iso8859_3 = charmap{
+var iso8859_3 = Charmap{
 	name:          "ISO 8859-3",
 	mib:           identifier.ISOLatin3,
 	asciiSuperset: true,
@@ -2808,9 +2808,9 @@ var iso8859_3 = charmap{
 }

 // ISO8859_4 is the ISO 8859-4 encoding.
-var ISO8859_4 encoding.Encoding = &iso8859_4
+var ISO8859_4 *Charmap = &iso8859_4

-var iso8859_4 = charmap{
+var iso8859_4 = Charmap{
 	name:          "ISO 8859-4",
 	mib:           identifier.ISOLatin4,
 	asciiSuperset: true,
@@ -2983,9 +2983,9 @@ var iso8859_4 = charmap{
 }

 // ISO8859_5 is the ISO 8859-5 encoding.
-var ISO8859_5 encoding.Encoding = &iso8859_5
+var ISO8859_5 *Charmap = &iso8859_5

-var iso8859_5 = charmap{
+var iso8859_5 = Charmap{
 	name:          "ISO 8859-5",
 	mib:           identifier.ISOLatinCyrillic,
 	asciiSuperset: true,
@@ -3158,9 +3158,9 @@ var iso8859_5 = charmap{
 }

 // ISO8859_6 is the ISO 8859-6 encoding.
-var ISO8859_6 encoding.Encoding = &iso8859_6
+var ISO8859_6 *Charmap = &iso8859_6

-var iso8859_6 = charmap{
+var iso8859_6 = Charmap{
 	name:          "ISO 8859-6",
 	mib:           identifier.ISOLatinArabic,
 	asciiSuperset: true,
@@ -3333,9 +3333,9 @@ var iso8859_6 = charmap{
 }

 // ISO8859_7 is the ISO 8859-7 encoding.
-var ISO8859_7 encoding.Encoding = &iso8859_7
+var ISO8859_7 *Charmap = &iso8859_7

-var iso8859_7 = charmap{
+var iso8859_7 = Charmap{
 	name:          "ISO 8859-7",
 	mib:           identifier.ISOLatinGreek,
 	asciiSuperset: true,
@@ -3508,9 +3508,9 @@ var iso8859_7 = charmap{
 }

 // ISO8859_8 is the ISO 8859-8 encoding.
-var ISO8859_8 encoding.Encoding = &iso8859_8
+var ISO8859_8 *Charmap = &iso8859_8

-var iso8859_8 = charmap{
+var iso8859_8 = Charmap{
 	name:          "ISO 8859-8",
 	mib:           identifier.ISOLatinHebrew,
 	asciiSuperset: true,
@@ -3683,9 +3683,9 @@ var iso8859_8 = charmap{
 }

 // ISO8859_9 is the ISO 8859-9 encoding.
-var ISO8859_9 encoding.Encoding = &iso8859_9
+var ISO8859_9 *Charmap = &iso8859_9

-var iso8859_9 = charmap{
+var iso8859_9 = Charmap{
 	name:          "ISO 8859-9",
 	mib:           identifier.ISOLatin5,
 	asciiSuperset: true,
@@ -3858,9 +3858,9 @@ var iso8859_9 = charmap{
 }

 // ISO8859_10 is the ISO 8859-10 encoding.
-var ISO8859_10 encoding.Encoding = &iso8859_10
+var ISO8859_10 *Charmap = &iso8859_10

-var iso8859_10 = charmap{
+var iso8859_10 = Charmap{
 	name:          "ISO 8859-10",
 	mib:           identifier.ISOLatin6,
 	asciiSuperset: true,
@@ -4033,9 +4033,9 @@ var iso8859_10 = charmap{
 }

 // ISO8859_13 is the ISO 8859-13 encoding.
-var ISO8859_13 encoding.Encoding = &iso8859_13
+var ISO8859_13 *Charmap = &iso8859_13

-var iso8859_13 = charmap{
+var iso8859_13 = Charmap{
 	name:          "ISO 8859-13",
 	mib:           identifier.ISO885913,
 	asciiSuperset: true,
@@ -4208,9 +4208,9 @@ var iso8859_13 = charmap{
 }

 // ISO8859_14 is the ISO 8859-14 encoding.
-var ISO8859_14 encoding.Encoding = &iso8859_14
+var ISO8859_14 *Charmap = &iso8859_14

-var iso8859_14 = charmap{
+var iso8859_14 = Charmap{
 	name:          "ISO 8859-14",
 	mib:           identifier.ISO885914,
 	asciiSuperset: true,
@@ -4383,9 +4383,9 @@ var iso8859_14 = charmap{
 }

 // ISO8859_15 is the ISO 8859-15 encoding.
-var ISO8859_15 encoding.Encoding = &iso8859_15
+var ISO8859_15 *Charmap = &iso8859_15

-var iso8859_15 = charmap{
+var iso8859_15 = Charmap{
 	name:          "ISO 8859-15",
 	mib:           identifier.ISO885915,
 	asciiSuperset: true,
@@ -4558,9 +4558,9 @@ var iso8859_15 = charmap{
 }

 // ISO8859_16 is the ISO 8859-16 encoding.
-var ISO8859_16 encoding.Encoding = &iso8859_16
+var ISO8859_16 *Charmap = &iso8859_16

-var iso8859_16 = charmap{
+var iso8859_16 = Charmap{
 	name:          "ISO 8859-16",
 	mib:           identifier.ISO885916,
 	asciiSuperset: true,
@@ -4733,9 +4733,9 @@ var iso8859_16 = charmap{
 }

 // KOI8R is the KOI8-R encoding.
-var KOI8R encoding.Encoding = &koi8R
+var KOI8R *Charmap = &koi8R

-var koi8R = charmap{
+var koi8R = Charmap{
 	name:          "KOI8-R",
 	mib:           identifier.KOI8R,
 	asciiSuperset: true,
@@ -4908,9 +4908,9 @@ var koi8R = charmap{
 }

 // KOI8U is the KOI8-U encoding.
-var KOI8U encoding.Encoding = &koi8U
+var KOI8U *Charmap = &koi8U

-var koi8U = charmap{
+var koi8U = Charmap{
 	name:          "KOI8-U",
 	mib:           identifier.KOI8U,
 	asciiSuperset: true,
@@ -5083,9 +5083,9 @@ var koi8U = charmap{
 }

 // Macintosh is the Macintosh encoding.
-var Macintosh encoding.Encoding = &macintosh
+var Macintosh *Charmap = &macintosh

-var macintosh = charmap{
+var macintosh = Charmap{
 	name:          "Macintosh",
 	mib:           identifier.Macintosh,
 	asciiSuperset: true,
@@ -5258,9 +5258,9 @@ var macintosh = charmap{
 }

 // MacintoshCyrillic is the Macintosh Cyrillic encoding.
-var MacintoshCyrillic encoding.Encoding = &macintoshCyrillic
+var MacintoshCyrillic *Charmap = &macintoshCyrillic

-var macintoshCyrillic = charmap{
+var macintoshCyrillic = Charmap{
 	name:          "Macintosh Cyrillic",
 	mib:           identifier.MacintoshCyrillic,
 	asciiSuperset: true,
@@ -5433,9 +5433,9 @@ var macintoshCyrillic = charmap{
 }

 // Windows874 is the Windows 874 encoding.
-var Windows874 encoding.Encoding = &windows874
+var Windows874 *Charmap = &windows874

-var windows874 = charmap{
+var windows874 = Charmap{
 	name:          "Windows 874",
 	mib:           identifier.Windows874,
 	asciiSuperset: true,
@@ -5608,9 +5608,9 @@ var windows874 = charmap{
 }

 // Windows1250 is the Windows 1250 encoding.
-var Windows1250 encoding.Encoding = &windows1250
+var Windows1250 *Charmap = &windows1250

-var windows1250 = charmap{
+var windows1250 = Charmap{
 	name:          "Windows 1250",
 	mib:           identifier.Windows1250,
 	asciiSuperset: true,
@@ -5783,9 +5783,9 @@ var windows1250 = charmap{
 }

 // Windows1251 is the Windows 1251 encoding.
-var Windows1251 encoding.Encoding = &windows1251
+var Windows1251 *Charmap = &windows1251

-var windows1251 = charmap{
+var windows1251 = Charmap{
 	name:          "Windows 1251",
 	mib:           identifier.Windows1251,
 	asciiSuperset: true,
@@ -5958,9 +5958,9 @@ var windows1251 = charmap{
 }

 // Windows1252 is the Windows 1252 encoding.
-var Windows1252 encoding.Encoding = &windows1252
+var Windows1252 *Charmap = &windows1252

-var windows1252 = charmap{
+var windows1252 = Charmap{
 	name:          "Windows 1252",
 	mib:           identifier.Windows1252,
 	asciiSuperset: true,
@@ -6133,9 +6133,9 @@ var windows1252 = charmap{
 }

 // Windows1253 is the Windows 1253 encoding.
-var Windows1253 encoding.Encoding = &windows1253
+var Windows1253 *Charmap = &windows1253

-var windows1253 = charmap{
+var windows1253 = Charmap{
 	name:          "Windows 1253",
 	mib:           identifier.Windows1253,
 	asciiSuperset: true,
@@ -6308,9 +6308,9 @@ var windows1253 = charmap{
 }

 // Windows1254 is the Windows 1254 encoding.
-var Windows1254 encoding.Encoding = &windows1254
+var Windows1254 *Charmap = &windows1254

-var windows1254 = charmap{
+var windows1254 = Charmap{
 	name:          "Windows 1254",
 	mib:           identifier.Windows1254,
 	asciiSuperset: true,
@@ -6483,9 +6483,9 @@ var windows1254 = charmap{
 }

 // Windows1255 is the Windows 1255 encoding.
-var Windows1255 encoding.Encoding = &windows1255
+var Windows1255 *Charmap = &windows1255

-var windows1255 = charmap{
+var windows1255 = Charmap{
 	name:          "Windows 1255",
 	mib:           identifier.Windows1255,
 	asciiSuperset: true,
@@ -6593,7 +6593,7 @@ var windows1255 = charmap{
 		{2, [3]byte{0xd6, 0xb4, 0x00}}, {2, [3]byte{0xd6, 0xb5, 0x00}},
 		{2, [3]byte{0xd6, 0xb6, 0x00}}, {2, [3]byte{0xd6, 0xb7, 0x00}},
 		{2, [3]byte{0xd6, 0xb8, 0x00}}, {2, [3]byte{0xd6, 0xb9, 0x00}},
-		{3, [3]byte{0xef, 0xbf, 0xbd}}, {2, [3]byte{0xd6, 0xbb, 0x00}},
+		{2, [3]byte{0xd6, 0xba, 0x00}}, {2, [3]byte{0xd6, 0xbb, 0x00}},
 		{2, [3]byte{0xd6, 0xbc, 0x00}}, {2, [3]byte{0xd6, 0xbd, 0x00}},
 		{2, [3]byte{0xd6, 0xbe, 0x00}}, {2, [3]byte{0xd6, 0xbf, 0x00}},
 		{2, [3]byte{0xd7, 0x80, 0x00}}, {2, [3]byte{0xd7, 0x81, 0x00}},
@@ -6643,24 +6643,24 @@ var windows1255 = charmap{
 		0xb20000b2, 0xb30000b3, 0xb40000b4, 0xb50000b5, 0xb60000b6, 0xb70000b7, 0xb80000b8, 0xb90000b9,
 		0xbb0000bb, 0xbc0000bc, 0xbd0000bd, 0xbe0000be, 0xbf0000bf, 0xaa0000d7, 0xba0000f7, 0x83000192,
 		0x880002c6, 0x980002dc, 0xc00005b0, 0xc10005b1, 0xc20005b2, 0xc30005b3, 0xc40005b4, 0xc50005b5,
-		0xc60005b6, 0xc70005b7, 0xc80005b8, 0xc90005b9, 0xcb0005bb, 0xcc0005bc, 0xcd0005bd, 0xce0005be,
-		0xcf0005bf, 0xd00005c0, 0xd10005c1, 0xd20005c2, 0xd30005c3, 0xe00005d0, 0xe10005d1, 0xe20005d2,
-		0xe30005d3, 0xe40005d4, 0xe50005d5, 0xe60005d6, 0xe70005d7, 0xe80005d8, 0xe90005d9, 0xea0005da,
-		0xeb0005db, 0xec0005dc, 0xed0005dd, 0xee0005de, 0xef0005df, 0xf00005e0, 0xf10005e1, 0xf20005e2,
-		0xf30005e3, 0xf40005e4, 0xf50005e5, 0xf60005e6, 0xf70005e7, 0xf80005e8, 0xf90005e9, 0xfa0005ea,
-		0xd40005f0, 0xd50005f1, 0xd60005f2, 0xd70005f3, 0xd80005f4, 0xfd00200e, 0xfe00200f, 0x96002013,
-		0x97002014, 0x91002018, 0x92002019, 0x8200201a, 0x9300201c, 0x9400201d, 0x8400201e, 0x86002020,
-		0x87002021, 0x95002022, 0x85002026, 0x89002030, 0x8b002039, 0x9b00203a, 0xa40020aa, 0x800020ac,
-		0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122,
+		0xc60005b6, 0xc70005b7, 0xc80005b8, 0xc90005b9, 0xca0005ba, 0xcb0005bb, 0xcc0005bc, 0xcd0005bd,
+		0xce0005be, 0xcf0005bf, 0xd00005c0, 0xd10005c1, 0xd20005c2, 0xd30005c3, 0xe00005d0, 0xe10005d1,
+		0xe20005d2, 0xe30005d3, 0xe40005d4, 0xe50005d5, 0xe60005d6, 0xe70005d7, 0xe80005d8, 0xe90005d9,
+		0xea0005da, 0xeb0005db, 0xec0005dc, 0xed0005dd, 0xee0005de, 0xef0005df, 0xf00005e0, 0xf10005e1,
+		0xf20005e2, 0xf30005e3, 0xf40005e4, 0xf50005e5, 0xf60005e6, 0xf70005e7, 0xf80005e8, 0xf90005e9,
+		0xfa0005ea, 0xd40005f0, 0xd50005f1, 0xd60005f2, 0xd70005f3, 0xd80005f4, 0xfd00200e, 0xfe00200f,
+		0x96002013, 0x97002014, 0x91002018, 0x92002019, 0x8200201a, 0x9300201c, 0x9400201d, 0x8400201e,
+		0x86002020, 0x87002021, 0x95002022, 0x85002026, 0x89002030, 0x8b002039, 0x9b00203a, 0xa40020aa,
+		0x800020ac, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122,
 		0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122,
 		0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122, 0x99002122,
 	},
 }

 // Windows1256 is the Windows 1256 encoding.
-var Windows1256 encoding.Encoding = &windows1256
+var Windows1256 *Charmap = &windows1256

-var windows1256 = charmap{
+var windows1256 = Charmap{
 	name:          "Windows 1256",
 	mib:           identifier.Windows1256,
 	asciiSuperset: true,
@@ -6833,9 +6833,9 @@ var windows1256 = charmap{
 }

 // Windows1257 is the Windows 1257 encoding.
-var Windows1257 encoding.Encoding = &windows1257
+var Windows1257 *Charmap = &windows1257

-var windows1257 = charmap{
+var windows1257 = Charmap{
 	name:          "Windows 1257",
 	mib:           identifier.Windows1257,
 	asciiSuperset: true,
@@ -7008,9 +7008,9 @@ var windows1257 = charmap{
 }

 // Windows1258 is the Windows 1258 encoding.
-var Windows1258 encoding.Encoding = &windows1258
+var Windows1258 *Charmap = &windows1258

-var windows1258 = charmap{
+var windows1258 = Charmap{
 	name:          "Windows 1258",
 	mib:           identifier.Windows1258,
 	asciiSuperset: true,
@@ -7185,9 +7185,9 @@ var windows1258 = charmap{
 // XUserDefined is the X-User-Defined encoding.
 //
 // It is defined at http://encoding.spec.whatwg.org/#x-user-defined
-var XUserDefined encoding.Encoding = &xUserDefined
+var XUserDefined *Charmap = &xUserDefined

-var xUserDefined = charmap{
+var xUserDefined = Charmap{
 	name:          "X-User-Defined",
 	mib:           identifier.XUserDefined,
 	asciiSuperset: true,
--- a/vendor/golang.org/x/text/internal/number/gen.go
+++ b/vendor/golang.org/x/text/internal/number/gen.go
@@ -364,7 +364,7 @@ func genFormats(w *gen.CodeWriter, data *cldr.CLDR) {
 	}

 	// Fill the first slot with a dummy so we can identify unspecified tags.
-	formats := []number.Format{{}}
+	formats := []number.Pattern{{}}
 	patterns := map[string]int{}

 	// TODO: It would be possible to eliminate two of these slices by having
--- a/vendor/golang.org/x/text/internal/number/number.go
+++ b/vendor/golang.org/x/text/internal/number/number.go
@@ -136,7 +136,7 @@ func (n Info) Symbol(t SymbolType) string {
 	return symData.Elem(int(symIndex[n.symIndex][t]))
 }

-func formatForLang(t language.Tag, index []byte) *Format {
+func formatForLang(t language.Tag, index []byte) *Pattern {
 	for ; ; t = t.Parent() {
 		if x, ok := language.CompactIndex(t); ok {
 			return &formats[index[x]]
--- a/vendor/golang.org/x/text/internal/number/pattern.go
+++ b/vendor/golang.org/x/text/internal/number/pattern.go
@@ -31,14 +31,14 @@ import (

 // TODO: replace special characters in affixes (-, +, ¤) with control codes.

-// Format holds information for formatting numbers. It is designed to hold
+// Pattern holds information for formatting numbers. It is designed to hold
 // information from CLDR number patterns.
 //
 // This pattern is precompiled  for all patterns for all languages. Even though
 // the number of patterns is not very large, we want to keep this small.
 //
 // This type is only intended for internal use.
-type Format struct {
+type Pattern struct {
 	// TODO: this struct can be packed a lot better than it is now. Should be
 	// possible to make it 32 bytes.

@@ -53,7 +53,7 @@ type Format struct {
 	FormatWidth uint16

 	GroupingSize [2]uint8
-	Flags        FormatFlag
+	Flags        PatternFlag

 	// Number of digits.
 	MinIntegerDigits     uint8
@@ -65,11 +65,11 @@ type Format struct {
 	MinExponentDigits    uint8
 }

-// A FormatFlag is a bit mask for the flag field of a Format.
-type FormatFlag uint8
+// A PatternFlag is a bit mask for the flag field of a Format.
+type PatternFlag uint8

 const (
-	AlwaysSign FormatFlag = 1 << iota
+	AlwaysSign PatternFlag = 1 << iota
 	AlwaysExpSign
 	AlwaysDecimalSeparator
 	ParenthesisForNegative // Common pattern. Saves space.
@@ -85,7 +85,7 @@ const (
 )

 type parser struct {
-	*Format
+	*Pattern

 	leadingSharps int

@@ -126,8 +126,8 @@ var (
 // ParsePattern extracts formatting information from a CLDR number pattern.
 //
 // See http://unicode.org/reports/tr35/tr35-numbers.html#Number_Format_Patterns.
-func ParsePattern(s string) (f *Format, err error) {
-	p := parser{Format: &Format{}}
+func ParsePattern(s string) (f *Pattern, err error) {
+	p := parser{Pattern: &Pattern{}}

 	s = p.parseSubPattern(s)

@@ -137,7 +137,7 @@ func ParsePattern(s string) (f *Format, err error) {
 			p.setError(errors.New("format: error parsing first sub pattern"))
 			return nil, p.err
 		}
-		neg := parser{Format: &Format{}} // just for extracting the affixes.
+		neg := parser{Pattern: &Pattern{}} // just for extracting the affixes.
 		s = neg.parseSubPattern(s[len(";"):])
 		p.NegOffset = uint16(len(p.buf))
 		p.buf = append(p.buf, neg.buf...)
@@ -154,7 +154,7 @@ func ParsePattern(s string) (f *Format, err error) {
 	} else {
 		p.Affix = affix
 	}
-	return p.Format, nil
+	return p.Pattern, nil
 }

 func (p *parser) parseSubPattern(s string) string {
@@ -170,7 +170,7 @@ func (p *parser) parseSubPattern(s string) string {
 	return s
 }

-func (p *parser) parsePad(s string, f FormatFlag) (tail string) {
+func (p *parser) parsePad(s string, f PatternFlag) (tail string) {
 	if len(s) >= 2 && s[0] == '*' {
 		r, sz := utf8.DecodeRuneInString(s[1:])
 		if p.PadRune != 0 {
--- a/vendor/golang.org/x/text/internal/number/pattern_test.go
+++ b/vendor/golang.org/x/text/internal/number/pattern_test.go
@@ -12,48 +12,48 @@ import (

 var testCases = []struct {
 	pat  string
-	want *Format
+	want *Pattern
 }{{
 	"#",
-	&Format{
+	&Pattern{
 		FormatWidth: 1,
 		// TODO: Should MinIntegerDigits be 1?
 	},
 }, {
 	"0",
-	&Format{
+	&Pattern{
 		FormatWidth:      1,
 		MinIntegerDigits: 1,
 	},
 }, {
 	"0000",
-	&Format{
+	&Pattern{
 		FormatWidth:      4,
 		MinIntegerDigits: 4,
 	},
 }, {
 	".#",
-	&Format{
+	&Pattern{
 		FormatWidth:       2,
 		MaxFractionDigits: 1,
 	},
 }, {
 	"#0.###",
-	&Format{
+	&Pattern{
 		FormatWidth:       6,
 		MinIntegerDigits:  1,
 		MaxFractionDigits: 3,
 	},
 }, {
 	"#0.######",
-	&Format{
+	&Pattern{
 		FormatWidth:       9,
 		MinIntegerDigits:  1,
 		MaxFractionDigits: 6,
 	},
 }, {
 	"#,##0.###",
-	&Format{
+	&Pattern{
 		FormatWidth:       9,
 		GroupingSize:      [2]uint8{3, 0},
 		MinIntegerDigits:  1,
@@ -61,7 +61,7 @@ var testCases = []struct {
 	},
 }, {
 	"#,##,##0.###",
-	&Format{
+	&Pattern{
 		FormatWidth:       12,
 		GroupingSize:      [2]uint8{3, 2},
 		MinIntegerDigits:  1,
@@ -70,7 +70,7 @@ var testCases = []struct {
 }, {
 	// Ignore additional separators.
 	"#,####,##,##0.###",
-	&Format{
+	&Pattern{
 		FormatWidth:       17,
 		GroupingSize:      [2]uint8{3, 2},
 		MinIntegerDigits:  1,
@@ -78,21 +78,21 @@ var testCases = []struct {
 	},
 }, {
 	"#E0",
-	&Format{
+	&Pattern{
 		FormatWidth:       3,
 		MaxIntegerDigits:  1,
 		MinExponentDigits: 1,
 	},
 }, {
 	"0E0",
-	&Format{
+	&Pattern{
 		FormatWidth:       3,
 		MinIntegerDigits:  1,
 		MinExponentDigits: 1,
 	},
 }, {
 	"##00.0#E0",
-	&Format{
+	&Pattern{
 		FormatWidth:       9,
 		MinIntegerDigits:  2,
 		MaxIntegerDigits:  4,
@@ -102,7 +102,7 @@ var testCases = []struct {
 	},
 }, {
 	"#00.0E+0",
-	&Format{
+	&Pattern{
 		FormatWidth:       8,
 		Flags:             AlwaysExpSign,
 		MinIntegerDigits:  2,
@@ -120,7 +120,7 @@ var testCases = []struct {
 }, {
 	// significant digits
 	"@",
-	&Format{
+	&Pattern{
 		FormatWidth:          1,
 		MinSignificantDigits: 1,
 		MaxSignificantDigits: 1,
@@ -128,14 +128,14 @@ var testCases = []struct {
 }, {
 	// significant digits
 	"@@@@",
-	&Format{
+	&Pattern{
 		FormatWidth:          4,
 		MinSignificantDigits: 4,
 		MaxSignificantDigits: 4,
 	},
 }, {
 	"@###",
-	&Format{
+	&Pattern{
 		FormatWidth:          4,
 		MinSignificantDigits: 1,
 		MaxSignificantDigits: 4,
@@ -143,7 +143,7 @@ var testCases = []struct {
 }, {
 	// Exponents in significant digits mode gets normalized.
 	"@@E0",
-	&Format{
+	&Pattern{
 		FormatWidth:       4,
 		MinIntegerDigits:  1,
 		MaxIntegerDigits:  1,
@@ -153,7 +153,7 @@ var testCases = []struct {
 	},
 }, {
 	"@###E00",
-	&Format{
+	&Pattern{
 		FormatWidth:       7,
 		MinIntegerDigits:  1,
 		MaxIntegerDigits:  1,
@@ -168,7 +168,7 @@ var testCases = []struct {
 }, {
 	//alternative negative pattern
 	"#0.###;(#0.###)",
-	&Format{
+	&Pattern{
 		Affix:             "\x00\x00\x01(\x01)",
 		NegOffset:         2,
 		FormatWidth:       6,
@@ -178,7 +178,7 @@ var testCases = []struct {
 }, {
 	// Rounding increments
 	"1.05",
-	&Format{
+	&Pattern{
 		RoundIncrement:    105,
 		FormatWidth:       4,
 		MinIntegerDigits:  1,
@@ -187,7 +187,7 @@ var testCases = []struct {
 	},
 }, {
 	"0.0%",
-	&Format{
+	&Pattern{
 		Affix:             "\x00\x01%",
 		Multiplier:        100,
 		FormatWidth:       4,
@@ -197,7 +197,7 @@ var testCases = []struct {
 	},
 }, {
 	"0.0‰",
-	&Format{
+	&Pattern{
 		Affix:             "\x00\x03‰",
 		Multiplier:        1000,
 		FormatWidth:       4,
@@ -207,7 +207,7 @@ var testCases = []struct {
 	},
 }, {
 	"#,##0.00¤",
-	&Format{
+	&Pattern{
 		Affix:             "\x00\x02¤",
 		FormatWidth:       9,
 		GroupingSize:      [2]uint8{3, 0},
@@ -217,7 +217,7 @@ var testCases = []struct {
 	},
 }, {
 	"#,##0.00 ¤;(#,##0.00 ¤)",
-	&Format{Affix: "\x00\x04\u00a0¤\x01(\x05\u00a0¤)",
+	&Pattern{Affix: "\x00\x04\u00a0¤\x01(\x05\u00a0¤)",
 		NegOffset:         6,
 		Multiplier:        0,
 		FormatWidth:       10,
@@ -229,28 +229,28 @@ var testCases = []struct {
 }, {
 	// padding
 	"*x#",
-	&Format{
+	&Pattern{
 		PadRune:     'x',
 		FormatWidth: 1,
 	},
 }, {
 	// padding
 	"#*x",
-	&Format{
+	&Pattern{
 		PadRune:     'x',
 		FormatWidth: 1,
 		Flags:       PadBeforeSuffix,
 	},
 }, {
 	"*xpre#suf",
-	&Format{
+	&Pattern{
 		Affix:       "\x03pre\x03suf",
 		PadRune:     'x',
 		FormatWidth: 7,
 	},
 }, {
 	"pre*x#suf",
-	&Format{
+	&Pattern{
 		Affix:       "\x03pre\x03suf",
 		PadRune:     'x',
 		FormatWidth: 7,
@@ -258,7 +258,7 @@ var testCases = []struct {
 	},
 }, {
 	"pre#*xsuf",
-	&Format{
+	&Pattern{
 		Affix:       "\x03pre\x03suf",
 		PadRune:     'x',
 		FormatWidth: 7,
@@ -266,7 +266,7 @@ var testCases = []struct {
 	},
 }, {
 	"pre#suf*x",
-	&Format{
+	&Pattern{
 		Affix:       "\x03pre\x03suf",
 		PadRune:     'x',
 		FormatWidth: 7,
@@ -293,7 +293,7 @@ func TestParsePattern(t *testing.T) {
 }

 func TestPatternSize(t *testing.T) {
-	if sz := unsafe.Sizeof(Format{}); sz > 48 {
+	if sz := unsafe.Sizeof(Pattern{}); sz > 48 {
 		t.Errorf("got %d; want 48", sz)
 	}

--- a/vendor/golang.org/x/text/internal/number/tables.go
+++ b/vendor/golang.org/x/text/internal/number/tables.go
@@ -1376,7 +1376,7 @@ var tagToPercent = []uint8{ // 752 elements
 	0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
 } // Size: 776 bytes

-var formats = []Format{Format{Affix: "",
+var formats = []Pattern{Pattern{Affix: "",
 	Offset:         0x0,
 	NegOffset:      0x0,
 	Multiplier:     0x0,
@@ -1393,7 +1393,7 @@ var formats = []Format{Format{Affix: "",
 	MinSignificantDigits: 0x0,
 	MaxSignificantDigits: 0x0,
 	MinExponentDigits:    0x0},
-	Format{Affix: "",
+	Pattern{Affix: "",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x0,
@@ -1410,7 +1410,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "",
+	Pattern{Affix: "",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x0,
@@ -1427,7 +1427,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x1},
-	Format{Affix: "\x00\x03\u00a0%",
+	Pattern{Affix: "\x00\x03\u00a0%",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x64,
@@ -1444,7 +1444,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "\x00\x01%",
+	Pattern{Affix: "\x00\x01%",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x64,
@@ -1461,7 +1461,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "",
+	Pattern{Affix: "",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x0,
@@ -1478,7 +1478,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "\x00\x01%",
+	Pattern{Affix: "\x00\x01%",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x64,
@@ -1495,7 +1495,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "\x00\x03\u00a0%",
+	Pattern{Affix: "\x00\x03\u00a0%",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x64,
@@ -1512,7 +1512,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "",
+	Pattern{Affix: "",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x0,
@@ -1529,7 +1529,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "",
+	Pattern{Affix: "",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x0,
@@ -1546,7 +1546,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x3},
-	Format{Affix: "\x00\x01%",
+	Pattern{Affix: "\x00\x01%",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x64,
@@ -1563,7 +1563,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "\x03%\u00a0\x00",
+	Pattern{Affix: "\x03%\u00a0\x00",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x64,
@@ -1580,7 +1580,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "\x03%\u00a0\x00\x04%\u00a0-\x00",
+	Pattern{Affix: "\x03%\u00a0\x00\x04%\u00a0-\x00",
 		Offset:         0x0,
 		NegOffset:      0x5,
 		Multiplier:     0x64,
@@ -1597,7 +1597,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "\x01[\x01]",
+	Pattern{Affix: "\x01[\x01]",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x0,
@@ -1614,7 +1614,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x1},
-	Format{Affix: "",
+	Pattern{Affix: "",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x0,
@@ -1631,7 +1631,7 @@ var formats = []Format{Format{Affix: "",
 		MinSignificantDigits: 0x0,
 		MaxSignificantDigits: 0x0,
 		MinExponentDigits:    0x0},
-	Format{Affix: "\x01%\x00",
+	Pattern{Affix: "\x01%\x00",
 		Offset:         0x0,
 		NegOffset:      0x0,
 		Multiplier:     0x64,
--- a/webapp/components/admin_console/cluster_table.jsx
+++ b/webapp/components/admin_console/cluster_table.jsx
@@ -79,7 +79,7 @@ export default class ClusterTable extends React.Component {
                clusterInfo.id = Utils.localizeMessage('admin.cluster.unknown', 'unknown');
            }

-            if (clusterInfo.is_alive) {
+            if (clusterInfo.is_alive > 0) {
                status = (
                    <img
                        className='cluster-status'