diff options
Diffstat (limited to 'vendor/github.com/mattermost/go-i18n/i18n')
11 files changed, 1792 insertions, 0 deletions
diff --git a/vendor/github.com/mattermost/go-i18n/i18n/bundle/bundle.go b/vendor/github.com/mattermost/go-i18n/i18n/bundle/bundle.go new file mode 100644 index 00000000..c80512d7 --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/bundle/bundle.go @@ -0,0 +1,452 @@ +// Package bundle manages translations for multiple languages. +package bundle + +import ( + "bytes" + "encoding/json" + "fmt" + "io/ioutil" + "path/filepath" + "reflect" + "sync" + "unicode" + + "github.com/mattermost/go-i18n/i18n/language" + "github.com/mattermost/go-i18n/i18n/translation" + toml "github.com/pelletier/go-toml" + "gopkg.in/yaml.v2" +) + +// TranslateFunc is a copy of i18n.TranslateFunc to avoid a circular dependency. +type TranslateFunc func(translationID string, args ...interface{}) string + +// Bundle stores the translations for multiple languages. +type Bundle struct { + // The primary translations for a language tag and translation id. + translations map[string]map[string]translation.Translation + + // Translations that can be used when an exact language match is not possible. + fallbackTranslations map[string]map[string]translation.Translation + + sync.RWMutex +} + +// New returns an empty bundle. +func New() *Bundle { + return &Bundle{ + translations: make(map[string]map[string]translation.Translation), + fallbackTranslations: make(map[string]map[string]translation.Translation), + } +} + +// MustLoadTranslationFile is similar to LoadTranslationFile +// except it panics if an error happens. +func (b *Bundle) MustLoadTranslationFile(filename string) { + if err := b.LoadTranslationFile(filename); err != nil { + panic(err) + } +} + +// LoadTranslationFile loads the translations from filename into memory. +// +// The language that the translations are associated with is parsed from the filename (e.g. en-US.json). +// +// Generally you should load translation files once during your program's initialization. +func (b *Bundle) LoadTranslationFile(filename string) error { + buf, err := ioutil.ReadFile(filename) + if err != nil { + return err + } + return b.ParseTranslationFileBytes(filename, buf) +} + +// ParseTranslationFileBytes is similar to LoadTranslationFile except it parses the bytes in buf. +// +// It is useful for parsing translation files embedded with go-bindata. +func (b *Bundle) ParseTranslationFileBytes(filename string, buf []byte) error { + basename := filepath.Base(filename) + langs := language.Parse(basename) + switch l := len(langs); { + case l == 0: + return fmt.Errorf("no language found in %q", basename) + case l > 1: + return fmt.Errorf("multiple languages found in filename %q: %v; expected one", basename, langs) + } + translations, err := parseTranslations(filename, buf) + if err != nil { + return err + } + b.AddTranslation(langs[0], translations...) + return nil +} + +func parseTranslations(filename string, buf []byte) ([]translation.Translation, error) { + if len(buf) == 0 { + return []translation.Translation{}, nil + } + + ext := filepath.Ext(filename) + + // `github.com/pelletier/go-toml` lacks an Unmarshal function, + // so we should parse TOML separately. + if ext == ".toml" { + tree, err := toml.LoadReader(bytes.NewReader(buf)) + if err != nil { + return nil, err + } + + m := make(map[string]map[string]interface{}) + for k, v := range tree.ToMap() { + m[k] = v.(map[string]interface{}) + } + + return parseFlatFormat(m) + } + + // Then parse other formats. + if isStandardFormat(ext, buf) { + var standardFormat []map[string]interface{} + if err := unmarshal(ext, buf, &standardFormat); err != nil { + return nil, fmt.Errorf("failed to unmarshal %v: %v", filename, err) + } + return parseStandardFormat(standardFormat) + } + var flatFormat map[string]map[string]interface{} + if err := unmarshal(ext, buf, &flatFormat); err != nil { + return nil, fmt.Errorf("failed to unmarshal %v: %v", filename, err) + } + return parseFlatFormat(flatFormat) +} + +func isStandardFormat(ext string, buf []byte) bool { + buf = deleteLeadingComments(ext, buf) + firstRune := rune(buf[0]) + return (ext == ".json" && firstRune == '[') || (ext == ".yaml" && firstRune == '-') +} + +// deleteLeadingComments deletes leading newlines and comments in buf. +// It only works for ext == ".yaml". +func deleteLeadingComments(ext string, buf []byte) []byte { + if ext != ".yaml" { + return buf + } + + for { + buf = bytes.TrimLeftFunc(buf, unicode.IsSpace) + if buf[0] == '#' { + buf = deleteLine(buf) + } else { + break + } + } + + return buf +} + +func deleteLine(buf []byte) []byte { + index := bytes.IndexRune(buf, '\n') + if index == -1 { // If there is only one line without newline ... + return nil // ... delete it and return nothing. + } + if index == len(buf)-1 { // If there is only one line with newline ... + return nil // ... do the same as above. + } + return buf[index+1:] +} + +// unmarshal finds an appropriate unmarshal function for ext +// (extension of filename) and unmarshals buf to out. out must be a pointer. +func unmarshal(ext string, buf []byte, out interface{}) error { + switch ext { + case ".json": + return json.Unmarshal(buf, out) + case ".yaml": + return yaml.Unmarshal(buf, out) + } + + return fmt.Errorf("unsupported file extension %v", ext) +} + +func parseStandardFormat(data []map[string]interface{}) ([]translation.Translation, error) { + translations := make([]translation.Translation, 0, len(data)) + for i, translationData := range data { + t, err := translation.NewTranslation(translationData) + if err != nil { + return nil, fmt.Errorf("unable to parse translation #%d because %s\n%v", i, err, translationData) + } + translations = append(translations, t) + } + return translations, nil +} + +// parseFlatFormat just converts data from flat format to standard format +// and passes it to parseStandardFormat. +// +// Flat format logic: +// key of data must be a string and data[key] must be always map[string]interface{}, +// but if there is only "other" key in it then it is non-plural, else plural. +func parseFlatFormat(data map[string]map[string]interface{}) ([]translation.Translation, error) { + var standardFormatData []map[string]interface{} + for id, translationData := range data { + dataObject := make(map[string]interface{}) + dataObject["id"] = id + if len(translationData) == 1 { // non-plural form + _, otherExists := translationData["other"] + if otherExists { + dataObject["translation"] = translationData["other"] + } + } else { // plural form + dataObject["translation"] = translationData + } + + standardFormatData = append(standardFormatData, dataObject) + } + + return parseStandardFormat(standardFormatData) +} + +// AddTranslation adds translations for a language. +// +// It is useful if your translations are in a format not supported by LoadTranslationFile. +func (b *Bundle) AddTranslation(lang *language.Language, translations ...translation.Translation) { + b.Lock() + defer b.Unlock() + if b.translations[lang.Tag] == nil { + b.translations[lang.Tag] = make(map[string]translation.Translation, len(translations)) + } + currentTranslations := b.translations[lang.Tag] + for _, newTranslation := range translations { + if currentTranslation := currentTranslations[newTranslation.ID()]; currentTranslation != nil { + currentTranslations[newTranslation.ID()] = currentTranslation.Merge(newTranslation) + } else { + currentTranslations[newTranslation.ID()] = newTranslation + } + } + + // lang can provide translations for less specific language tags. + for _, tag := range lang.MatchingTags() { + b.fallbackTranslations[tag] = currentTranslations + } +} + +// Translations returns all translations in the bundle. +func (b *Bundle) Translations() map[string]map[string]translation.Translation { + t := make(map[string]map[string]translation.Translation) + b.RLock() + for tag, translations := range b.translations { + t[tag] = make(map[string]translation.Translation) + for id, translation := range translations { + t[tag][id] = translation + } + } + b.RUnlock() + return t +} + +// LanguageTags returns the tags of all languages that that have been added. +func (b *Bundle) LanguageTags() []string { + var tags []string + b.RLock() + for k := range b.translations { + tags = append(tags, k) + } + b.RUnlock() + return tags +} + +// LanguageTranslationIDs returns the ids of all translations that have been added for a given language. +func (b *Bundle) LanguageTranslationIDs(languageTag string) []string { + var ids []string + b.RLock() + for id := range b.translations[languageTag] { + ids = append(ids, id) + } + b.RUnlock() + return ids +} + +// MustTfunc is similar to Tfunc except it panics if an error happens. +func (b *Bundle) MustTfunc(pref string, prefs ...string) TranslateFunc { + tfunc, err := b.Tfunc(pref, prefs...) + if err != nil { + panic(err) + } + return tfunc +} + +// MustTfuncAndLanguage is similar to TfuncAndLanguage except it panics if an error happens. +func (b *Bundle) MustTfuncAndLanguage(pref string, prefs ...string) (TranslateFunc, *language.Language) { + tfunc, language, err := b.TfuncAndLanguage(pref, prefs...) + if err != nil { + panic(err) + } + return tfunc, language +} + +// Tfunc is similar to TfuncAndLanguage except is doesn't return the Language. +func (b *Bundle) Tfunc(pref string, prefs ...string) (TranslateFunc, error) { + tfunc, _, err := b.TfuncAndLanguage(pref, prefs...) + return tfunc, err +} + +// TfuncAndLanguage returns a TranslateFunc for the first Language that +// has a non-zero number of translations in the bundle. +// +// The returned Language matches the the first language preference that could be satisfied, +// but this may not strictly match the language of the translations used to satisfy that preference. +// +// For example, the user may request "zh". If there are no translations for "zh" but there are translations +// for "zh-cn", then the translations for "zh-cn" will be used but the returned Language will be "zh". +// +// It can parse languages from Accept-Language headers (RFC 2616), +// but it assumes weights are monotonically decreasing. +func (b *Bundle) TfuncAndLanguage(pref string, prefs ...string) (TranslateFunc, *language.Language, error) { + lang := b.supportedLanguage(pref, prefs...) + var err error + if lang == nil { + err = fmt.Errorf("no supported languages found %#v", append(prefs, pref)) + } + return func(translationID string, args ...interface{}) string { + return b.translate(lang, translationID, args...) + }, lang, err +} + +// supportedLanguage returns the first language which +// has a non-zero number of translations in the bundle. +func (b *Bundle) supportedLanguage(pref string, prefs ...string) *language.Language { + lang := b.translatedLanguage(pref) + if lang == nil { + for _, pref := range prefs { + lang = b.translatedLanguage(pref) + if lang != nil { + break + } + } + } + return lang +} + +func (b *Bundle) translatedLanguage(src string) *language.Language { + langs := language.Parse(src) + b.RLock() + defer b.RUnlock() + for _, lang := range langs { + if len(b.translations[lang.Tag]) > 0 || + len(b.fallbackTranslations[lang.Tag]) > 0 { + return lang + } + } + return nil +} + +func (b *Bundle) translate(lang *language.Language, translationID string, args ...interface{}) string { + if lang == nil { + return translationID + } + + translation := b.translation(lang, translationID) + if translation == nil { + return translationID + } + + var data interface{} + var count interface{} + if argc := len(args); argc > 0 { + if isNumber(args[0]) { + count = args[0] + if argc > 1 { + data = args[1] + } + } else { + data = args[0] + } + } + + if count != nil { + if data == nil { + data = map[string]interface{}{"Count": count} + } else { + dataMap := toMap(data) + dataMap["Count"] = count + data = dataMap + } + } else { + dataMap := toMap(data) + if c, ok := dataMap["Count"]; ok { + count = c + } + } + + p, _ := lang.Plural(count) + template := translation.Template(p) + if template == nil { + if p == language.Other { + return translationID + } + countInt, ok := count.(int) + if ok && countInt > 1 { + template = translation.Template(language.Other) + if template == nil { + return translationID + } + } + } + + s := template.Execute(data) + if s == "" { + return translationID + } + return s +} + +func (b *Bundle) translation(lang *language.Language, translationID string) translation.Translation { + b.RLock() + defer b.RUnlock() + translations := b.translations[lang.Tag] + if translations == nil { + translations = b.fallbackTranslations[lang.Tag] + if translations == nil { + return nil + } + } + return translations[translationID] +} + +func isNumber(n interface{}) bool { + switch n.(type) { + case int, int8, int16, int32, int64, string: + return true + } + return false +} + +func toMap(input interface{}) map[string]interface{} { + if data, ok := input.(map[string]interface{}); ok { + return data + } + v := reflect.ValueOf(input) + switch v.Kind() { + case reflect.Ptr: + return toMap(v.Elem().Interface()) + case reflect.Struct: + return structToMap(v) + default: + return nil + } +} + +// Converts the top level of a struct to a map[string]interface{}. +// Code inspired by github.com/fatih/structs. +func structToMap(v reflect.Value) map[string]interface{} { + out := make(map[string]interface{}) + t := v.Type() + for i := 0; i < t.NumField(); i++ { + field := t.Field(i) + if field.PkgPath != "" { + // unexported field. skip. + continue + } + out[field.Name] = v.FieldByName(field.Name).Interface() + } + return out +} diff --git a/vendor/github.com/mattermost/go-i18n/i18n/i18n.go b/vendor/github.com/mattermost/go-i18n/i18n/i18n.go new file mode 100644 index 00000000..4c95b996 --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/i18n.go @@ -0,0 +1,158 @@ +// Package i18n supports string translations with variable substitution and CLDR pluralization. +// It is intended to be used in conjunction with the goi18n command, although that is not strictly required. +// +// Initialization +// +// Your Go program should load translations during its initialization. +// i18n.MustLoadTranslationFile("path/to/fr-FR.all.json") +// If your translations are in a file format not supported by (Must)?LoadTranslationFile, +// then you can use the AddTranslation function to manually add translations. +// +// Fetching a translation +// +// Use Tfunc or MustTfunc to fetch a TranslateFunc that will return the translated string for a specific language. +// func handleRequest(w http.ResponseWriter, r *http.Request) { +// cookieLang := r.Cookie("lang") +// acceptLang := r.Header.Get("Accept-Language") +// defaultLang = "en-US" // known valid language +// T, err := i18n.Tfunc(cookieLang, acceptLang, defaultLang) +// fmt.Println(T("Hello world")) +// } +// +// Usually it is a good idea to identify strings by a generic id rather than the English translation, +// but the rest of this documentation will continue to use the English translation for readability. +// T("Hello world") // ok +// T("programGreeting") // better! +// +// Variables +// +// TranslateFunc supports strings that have variables using the text/template syntax. +// T("Hello {{.Person}}", map[string]interface{}{ +// "Person": "Bob", +// }) +// +// Pluralization +// +// TranslateFunc supports the pluralization of strings using the CLDR pluralization rules defined here: +// http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html +// T("You have {{.Count}} unread emails.", 2) +// T("I am {{.Count}} meters tall.", "1.7") +// +// Plural strings may also have variables. +// T("{{.Person}} has {{.Count}} unread emails", 2, map[string]interface{}{ +// "Person": "Bob", +// }) +// +// Sentences with multiple plural components can be supported with nesting. +// T("{{.Person}} has {{.Count}} unread emails in the past {{.Timeframe}}.", 3, map[string]interface{}{ +// "Person": "Bob", +// "Timeframe": T("{{.Count}} days", 2), +// }) +// +// Templates +// +// You can use the .Funcs() method of a text/template or html/template to register a TranslateFunc +// for usage inside of that template. +package i18n + +import ( + "github.com/mattermost/go-i18n/i18n/bundle" + "github.com/mattermost/go-i18n/i18n/language" + "github.com/mattermost/go-i18n/i18n/translation" +) + +// TranslateFunc returns the translation of the string identified by translationID. +// +// If there is no translation for translationID, then the translationID itself is returned. +// This makes it easy to identify missing translations in your app. +// +// If translationID is a non-plural form, then the first variadic argument may be a map[string]interface{} +// or struct that contains template data. +// +// If translationID is a plural form, the function accepts two parameter signatures +// 1. T(count int, data struct{}) +// The first variadic argument must be an integer type +// (int, int8, int16, int32, int64) or a float formatted as a string (e.g. "123.45"). +// The second variadic argument may be a map[string]interface{} or struct{} that contains template data. +// 2. T(data struct{}) +// data must be a struct{} or map[string]interface{} that contains a Count field and the template data, +// Count field must be an integer type (int, int8, int16, int32, int64) +// or a float formatted as a string (e.g. "123.45"). +type TranslateFunc func(translationID string, args ...interface{}) string + +// IdentityTfunc returns a TranslateFunc that always returns the translationID passed to it. +// +// It is a useful placeholder when parsing a text/template or html/template +// before the actual Tfunc is available. +func IdentityTfunc() TranslateFunc { + return func(translationID string, args ...interface{}) string { + return translationID + } +} + +var defaultBundle = bundle.New() + +// MustLoadTranslationFile is similar to LoadTranslationFile +// except it panics if an error happens. +func MustLoadTranslationFile(filename string) { + defaultBundle.MustLoadTranslationFile(filename) +} + +// LoadTranslationFile loads the translations from filename into memory. +// +// The language that the translations are associated with is parsed from the filename (e.g. en-US.json). +// +// Generally you should load translation files once during your program's initialization. +func LoadTranslationFile(filename string) error { + return defaultBundle.LoadTranslationFile(filename) +} + +// ParseTranslationFileBytes is similar to LoadTranslationFile except it parses the bytes in buf. +// +// It is useful for parsing translation files embedded with go-bindata. +func ParseTranslationFileBytes(filename string, buf []byte) error { + return defaultBundle.ParseTranslationFileBytes(filename, buf) +} + +// AddTranslation adds translations for a language. +// +// It is useful if your translations are in a format not supported by LoadTranslationFile. +func AddTranslation(lang *language.Language, translations ...translation.Translation) { + defaultBundle.AddTranslation(lang, translations...) +} + +// LanguageTags returns the tags of all languages that have been added. +func LanguageTags() []string { + return defaultBundle.LanguageTags() +} + +// LanguageTranslationIDs returns the ids of all translations that have been added for a given language. +func LanguageTranslationIDs(languageTag string) []string { + return defaultBundle.LanguageTranslationIDs(languageTag) +} + +// MustTfunc is similar to Tfunc except it panics if an error happens. +func MustTfunc(languageSource string, languageSources ...string) TranslateFunc { + return TranslateFunc(defaultBundle.MustTfunc(languageSource, languageSources...)) +} + +// Tfunc returns a TranslateFunc that will be bound to the first language which +// has a non-zero number of translations. +// +// It can parse languages from Accept-Language headers (RFC 2616). +func Tfunc(languageSource string, languageSources ...string) (TranslateFunc, error) { + tfunc, err := defaultBundle.Tfunc(languageSource, languageSources...) + return TranslateFunc(tfunc), err +} + +// MustTfuncAndLanguage is similar to TfuncAndLanguage except it panics if an error happens. +func MustTfuncAndLanguage(languageSource string, languageSources ...string) (TranslateFunc, *language.Language) { + tfunc, lang := defaultBundle.MustTfuncAndLanguage(languageSource, languageSources...) + return TranslateFunc(tfunc), lang +} + +// TfuncAndLanguage is similar to Tfunc except it also returns the language which TranslateFunc is bound to. +func TfuncAndLanguage(languageSource string, languageSources ...string) (TranslateFunc, *language.Language, error) { + tfunc, lang, err := defaultBundle.TfuncAndLanguage(languageSource, languageSources...) + return TranslateFunc(tfunc), lang, err +} diff --git a/vendor/github.com/mattermost/go-i18n/i18n/language/language.go b/vendor/github.com/mattermost/go-i18n/i18n/language/language.go new file mode 100644 index 00000000..b045a275 --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/language/language.go @@ -0,0 +1,99 @@ +// Package language defines languages that implement CLDR pluralization. +package language + +import ( + "fmt" + "strings" +) + +// Language is a written human language. +type Language struct { + // Tag uniquely identifies the language as defined by RFC 5646. + // + // Most language tags are a two character language code (ISO 639-1) + // optionally followed by a dash and a two character country code (ISO 3166-1). + // (e.g. en, pt-br) + Tag string + *PluralSpec +} + +func (l *Language) String() string { + return l.Tag +} + +// MatchingTags returns the set of language tags that map to this Language. +// e.g. "zh-hans-cn" yields {"zh", "zh-hans", "zh-hans-cn"} +// BUG: This should be computed once and stored as a field on Language for efficiency, +// but this would require changing how Languages are constructed. +func (l *Language) MatchingTags() []string { + parts := strings.Split(l.Tag, "-") + var prefix, matches []string + for _, part := range parts { + prefix = append(prefix, part) + match := strings.Join(prefix, "-") + matches = append(matches, match) + } + return matches +} + +// Parse returns a slice of supported languages found in src or nil if none are found. +// It can parse language tags and Accept-Language headers. +func Parse(src string) []*Language { + var langs []*Language + start := 0 + for end, chr := range src { + switch chr { + case ',', ';', '.': + tag := strings.TrimSpace(src[start:end]) + if spec := GetPluralSpec(tag); spec != nil { + langs = append(langs, &Language{NormalizeTag(tag), spec}) + } + start = end + 1 + } + } + if start > 0 { + tag := strings.TrimSpace(src[start:]) + if spec := GetPluralSpec(tag); spec != nil { + langs = append(langs, &Language{NormalizeTag(tag), spec}) + } + return dedupe(langs) + } + if spec := GetPluralSpec(src); spec != nil { + langs = append(langs, &Language{NormalizeTag(src), spec}) + } + return langs +} + +func dedupe(langs []*Language) []*Language { + found := make(map[string]struct{}, len(langs)) + deduped := make([]*Language, 0, len(langs)) + for _, lang := range langs { + if _, ok := found[lang.Tag]; !ok { + found[lang.Tag] = struct{}{} + deduped = append(deduped, lang) + } + } + return deduped +} + +// MustParse is similar to Parse except it panics instead of retuning a nil Language. +func MustParse(src string) []*Language { + langs := Parse(src) + if len(langs) == 0 { + panic(fmt.Errorf("unable to parse language from %q", src)) + } + return langs +} + +// Add adds support for a new language. +func Add(l *Language) { + tag := NormalizeTag(l.Tag) + pluralSpecs[tag] = l.PluralSpec +} + +// NormalizeTag returns a language tag with all lower-case characters +// and dashes "-" instead of underscores "_" +func NormalizeTag(tag string) string { + tag = strings.ToLower(tag) + return strings.Replace(tag, "_", "-", -1) +} diff --git a/vendor/github.com/mattermost/go-i18n/i18n/language/operands.go b/vendor/github.com/mattermost/go-i18n/i18n/language/operands.go new file mode 100644 index 00000000..c0bee68d --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/language/operands.go @@ -0,0 +1,119 @@ +package language + +import ( + "fmt" + "strconv" + "strings" +) + +// Operands is a representation of http://unicode.org/reports/tr35/tr35-numbers.html#Operands +type Operands struct { + N float64 // absolute value of the source number (integer and decimals) + I int64 // integer digits of n + V int64 // number of visible fraction digits in n, with trailing zeros + W int64 // number of visible fraction digits in n, without trailing zeros + F int64 // visible fractional digits in n, with trailing zeros + T int64 // visible fractional digits in n, without trailing zeros +} + +// NequalsAny returns true if o represents an integer equal to any of the arguments. +func (o *Operands) NequalsAny(any ...int64) bool { + for _, i := range any { + if o.I == i && o.T == 0 { + return true + } + } + return false +} + +// NmodEqualsAny returns true if o represents an integer equal to any of the arguments modulo mod. +func (o *Operands) NmodEqualsAny(mod int64, any ...int64) bool { + modI := o.I % mod + for _, i := range any { + if modI == i && o.T == 0 { + return true + } + } + return false +} + +// NinRange returns true if o represents an integer in the closed interval [from, to]. +func (o *Operands) NinRange(from, to int64) bool { + return o.T == 0 && from <= o.I && o.I <= to +} + +// NmodInRange returns true if o represents an integer in the closed interval [from, to] modulo mod. +func (o *Operands) NmodInRange(mod, from, to int64) bool { + modI := o.I % mod + return o.T == 0 && from <= modI && modI <= to +} + +func newOperands(v interface{}) (*Operands, error) { + switch v := v.(type) { + case int: + return newOperandsInt64(int64(v)), nil + case int8: + return newOperandsInt64(int64(v)), nil + case int16: + return newOperandsInt64(int64(v)), nil + case int32: + return newOperandsInt64(int64(v)), nil + case int64: + return newOperandsInt64(v), nil + case string: + return newOperandsString(v) + case float32, float64: + return nil, fmt.Errorf("floats should be formatted into a string") + default: + return nil, fmt.Errorf("invalid type %T; expected integer or string", v) + } +} + +func newOperandsInt64(i int64) *Operands { + if i < 0 { + i = -i + } + return &Operands{float64(i), i, 0, 0, 0, 0} +} + +func newOperandsString(s string) (*Operands, error) { + if s[0] == '-' { + s = s[1:] + } + n, err := strconv.ParseFloat(s, 64) + if err != nil { + return nil, err + } + ops := &Operands{N: n} + parts := strings.SplitN(s, ".", 2) + ops.I, err = strconv.ParseInt(parts[0], 10, 64) + if err != nil { + return nil, err + } + if len(parts) == 1 { + return ops, nil + } + fraction := parts[1] + ops.V = int64(len(fraction)) + for i := ops.V - 1; i >= 0; i-- { + if fraction[i] != '0' { + ops.W = i + 1 + break + } + } + if ops.V > 0 { + f, err := strconv.ParseInt(fraction, 10, 0) + if err != nil { + return nil, err + } + ops.F = f + } + if ops.W > 0 { + t, err := strconv.ParseInt(fraction[:ops.W], 10, 0) + if err != nil { + return nil, err + } + ops.T = t + } + return ops, nil +} diff --git a/vendor/github.com/mattermost/go-i18n/i18n/language/plural.go b/vendor/github.com/mattermost/go-i18n/i18n/language/plural.go new file mode 100644 index 00000000..1f3ea5c6 --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/language/plural.go @@ -0,0 +1,40 @@ +package language + +import ( + "fmt" +) + +// Plural represents a language pluralization form as defined here: +// http://cldr.unicode.org/index/cldr-spec/plural-rules +type Plural string + +// All defined plural categories. +const ( + Invalid Plural = "invalid" + Zero = "zero" + One = "one" + Two = "two" + Few = "few" + Many = "many" + Other = "other" +) + +// NewPlural returns src as a Plural +// or Invalid and a non-nil error if src is not a valid Plural. +func NewPlural(src string) (Plural, error) { + switch src { + case "zero": + return Zero, nil + case "one": + return One, nil + case "two": + return Two, nil + case "few": + return Few, nil + case "many": + return Many, nil + case "other": + return Other, nil + } + return Invalid, fmt.Errorf("invalid plural category %s", src) +} diff --git a/vendor/github.com/mattermost/go-i18n/i18n/language/pluralspec.go b/vendor/github.com/mattermost/go-i18n/i18n/language/pluralspec.go new file mode 100644 index 00000000..fc31e880 --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/language/pluralspec.go @@ -0,0 +1,75 @@ +package language + +import "strings" + +// PluralSpec defines the CLDR plural rules for a language. +// http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html +// http://unicode.org/reports/tr35/tr35-numbers.html#Operands +type PluralSpec struct { + Plurals map[Plural]struct{} + PluralFunc func(*Operands) Plural +} + +var pluralSpecs = make(map[string]*PluralSpec) + +func normalizePluralSpecID(id string) string { + id = strings.Replace(id, "_", "-", -1) + id = strings.ToLower(id) + return id +} + +// RegisterPluralSpec registers a new plural spec for the language ids. +func RegisterPluralSpec(ids []string, ps *PluralSpec) { + for _, id := range ids { + id = normalizePluralSpecID(id) + pluralSpecs[id] = ps + } +} + +// Plural returns the plural category for number as defined by +// the language's CLDR plural rules. +func (ps *PluralSpec) Plural(number interface{}) (Plural, error) { + ops, err := newOperands(number) + if err != nil { + return Invalid, err + } + return ps.PluralFunc(ops), nil +} + +// GetPluralSpec returns the PluralSpec that matches the longest prefix of tag. +// It returns nil if no PluralSpec matches tag. +func GetPluralSpec(tag string) *PluralSpec { + tag = NormalizeTag(tag) + subtag := tag + for { + if spec := pluralSpecs[subtag]; spec != nil { + return spec + } + end := strings.LastIndex(subtag, "-") + if end == -1 { + return nil + } + subtag = subtag[:end] + } +} + +func newPluralSet(plurals ...Plural) map[Plural]struct{} { + set := make(map[Plural]struct{}, len(plurals)) + for _, plural := range plurals { + set[plural] = struct{}{} + } + return set +} + +func intInRange(i, from, to int64) bool { + return from <= i && i <= to +} + +func intEqualsAny(i int64, any ...int64) bool { + for _, a := range any { + if i == a { + return true + } + } + return false +} diff --git a/vendor/github.com/mattermost/go-i18n/i18n/language/pluralspec_gen.go b/vendor/github.com/mattermost/go-i18n/i18n/language/pluralspec_gen.go new file mode 100644 index 00000000..0268bb92 --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/language/pluralspec_gen.go @@ -0,0 +1,557 @@ +package language + +// This file is generated by i18n/language/codegen/generate.sh + +func init() { + + RegisterPluralSpec([]string{"bm", "bo", "dz", "id", "ig", "ii", "in", "ja", "jbo", "jv", "jw", "kde", "kea", "km", "ko", "lkt", "lo", "ms", "my", "nqo", "root", "sah", "ses", "sg", "th", "to", "vi", "wo", "yo", "yue", "zh"}, &PluralSpec{ + Plurals: newPluralSet(Other), + PluralFunc: func(ops *Operands) Plural { + return Other + }, + }) + RegisterPluralSpec([]string{"am", "as", "bn", "fa", "gu", "hi", "kn", "mr", "zu"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 0 or n = 1 + if intEqualsAny(ops.I, 0) || + ops.NequalsAny(1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"ff", "fr", "hy", "kab"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 0,1 + if intEqualsAny(ops.I, 0, 1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"pt"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 0..1 + if intInRange(ops.I, 0, 1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"ast", "ca", "de", "en", "et", "fi", "fy", "gl", "it", "ji", "nl", "sv", "sw", "ur", "yi"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 1 and v = 0 + if intEqualsAny(ops.I, 1) && intEqualsAny(ops.V, 0) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"si"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 0,1 or i = 0 and f = 1 + if ops.NequalsAny(0, 1) || + intEqualsAny(ops.I, 0) && intEqualsAny(ops.F, 1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"ak", "bh", "guw", "ln", "mg", "nso", "pa", "ti", "wa"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 0..1 + if ops.NinRange(0, 1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"tzm"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 0..1 or n = 11..99 + if ops.NinRange(0, 1) || + ops.NinRange(11, 99) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"af", "asa", "az", "bem", "bez", "bg", "brx", "ce", "cgg", "chr", "ckb", "dv", "ee", "el", "eo", "es", "eu", "fo", "fur", "gsw", "ha", "haw", "hu", "jgo", "jmc", "ka", "kaj", "kcg", "kk", "kkj", "kl", "ks", "ksb", "ku", "ky", "lb", "lg", "mas", "mgo", "ml", "mn", "nah", "nb", "nd", "ne", "nn", "nnh", "no", "nr", "ny", "nyn", "om", "or", "os", "pap", "ps", "rm", "rof", "rwk", "saq", "sdh", "seh", "sn", "so", "sq", "ss", "ssy", "st", "syr", "ta", "te", "teo", "tig", "tk", "tn", "tr", "ts", "ug", "uz", "ve", "vo", "vun", "wae", "xh", "xog"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 1 + if ops.NequalsAny(1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"da"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 1 or t != 0 and i = 0,1 + if ops.NequalsAny(1) || + !intEqualsAny(ops.T, 0) && intEqualsAny(ops.I, 0, 1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"is"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // t = 0 and i % 10 = 1 and i % 100 != 11 or t != 0 + if intEqualsAny(ops.T, 0) && intEqualsAny(ops.I%10, 1) && !intEqualsAny(ops.I%100, 11) || + !intEqualsAny(ops.T, 0) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"mk"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // v = 0 and i % 10 = 1 or f % 10 = 1 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%10, 1) || + intEqualsAny(ops.F%10, 1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"fil", "tl"}, &PluralSpec{ + Plurals: newPluralSet(One, Other), + PluralFunc: func(ops *Operands) Plural { + // v = 0 and i = 1,2,3 or v = 0 and i % 10 != 4,6,9 or v != 0 and f % 10 != 4,6,9 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I, 1, 2, 3) || + intEqualsAny(ops.V, 0) && !intEqualsAny(ops.I%10, 4, 6, 9) || + !intEqualsAny(ops.V, 0) && !intEqualsAny(ops.F%10, 4, 6, 9) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"lv", "prg"}, &PluralSpec{ + Plurals: newPluralSet(Zero, One, Other), + PluralFunc: func(ops *Operands) Plural { + // n % 10 = 0 or n % 100 = 11..19 or v = 2 and f % 100 = 11..19 + if ops.NmodEqualsAny(10, 0) || + ops.NmodInRange(100, 11, 19) || + intEqualsAny(ops.V, 2) && intInRange(ops.F%100, 11, 19) { + return Zero + } + // n % 10 = 1 and n % 100 != 11 or v = 2 and f % 10 = 1 and f % 100 != 11 or v != 2 and f % 10 = 1 + if ops.NmodEqualsAny(10, 1) && !ops.NmodEqualsAny(100, 11) || + intEqualsAny(ops.V, 2) && intEqualsAny(ops.F%10, 1) && !intEqualsAny(ops.F%100, 11) || + !intEqualsAny(ops.V, 2) && intEqualsAny(ops.F%10, 1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"lag"}, &PluralSpec{ + Plurals: newPluralSet(Zero, One, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 0 + if ops.NequalsAny(0) { + return Zero + } + // i = 0,1 and n != 0 + if intEqualsAny(ops.I, 0, 1) && !ops.NequalsAny(0) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"ksh"}, &PluralSpec{ + Plurals: newPluralSet(Zero, One, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 0 + if ops.NequalsAny(0) { + return Zero + } + // n = 1 + if ops.NequalsAny(1) { + return One + } + return Other + }, + }) + RegisterPluralSpec([]string{"iu", "kw", "naq", "se", "sma", "smi", "smj", "smn", "sms"}, &PluralSpec{ + Plurals: newPluralSet(One, Two, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 1 + if ops.NequalsAny(1) { + return One + } + // n = 2 + if ops.NequalsAny(2) { + return Two + } + return Other + }, + }) + RegisterPluralSpec([]string{"shi"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 0 or n = 1 + if intEqualsAny(ops.I, 0) || + ops.NequalsAny(1) { + return One + } + // n = 2..10 + if ops.NinRange(2, 10) { + return Few + } + return Other + }, + }) + RegisterPluralSpec([]string{"mo", "ro"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 1 and v = 0 + if intEqualsAny(ops.I, 1) && intEqualsAny(ops.V, 0) { + return One + } + // v != 0 or n = 0 or n != 1 and n % 100 = 1..19 + if !intEqualsAny(ops.V, 0) || + ops.NequalsAny(0) || + !ops.NequalsAny(1) && ops.NmodInRange(100, 1, 19) { + return Few + } + return Other + }, + }) + RegisterPluralSpec([]string{"bs", "hr", "sh", "sr"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Other), + PluralFunc: func(ops *Operands) Plural { + // v = 0 and i % 10 = 1 and i % 100 != 11 or f % 10 = 1 and f % 100 != 11 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%10, 1) && !intEqualsAny(ops.I%100, 11) || + intEqualsAny(ops.F%10, 1) && !intEqualsAny(ops.F%100, 11) { + return One + } + // v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14 + if intEqualsAny(ops.V, 0) && intInRange(ops.I%10, 2, 4) && !intInRange(ops.I%100, 12, 14) || + intInRange(ops.F%10, 2, 4) && !intInRange(ops.F%100, 12, 14) { + return Few + } + return Other + }, + }) + RegisterPluralSpec([]string{"gd"}, &PluralSpec{ + Plurals: newPluralSet(One, Two, Few, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 1,11 + if ops.NequalsAny(1, 11) { + return One + } + // n = 2,12 + if ops.NequalsAny(2, 12) { + return Two + } + // n = 3..10,13..19 + if ops.NinRange(3, 10) || ops.NinRange(13, 19) { + return Few + } + return Other + }, + }) + RegisterPluralSpec([]string{"sl"}, &PluralSpec{ + Plurals: newPluralSet(One, Two, Few, Other), + PluralFunc: func(ops *Operands) Plural { + // v = 0 and i % 100 = 1 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%100, 1) { + return One + } + // v = 0 and i % 100 = 2 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%100, 2) { + return Two + } + // v = 0 and i % 100 = 3..4 or v != 0 + if intEqualsAny(ops.V, 0) && intInRange(ops.I%100, 3, 4) || + !intEqualsAny(ops.V, 0) { + return Few + } + return Other + }, + }) + RegisterPluralSpec([]string{"dsb", "hsb"}, &PluralSpec{ + Plurals: newPluralSet(One, Two, Few, Other), + PluralFunc: func(ops *Operands) Plural { + // v = 0 and i % 100 = 1 or f % 100 = 1 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%100, 1) || + intEqualsAny(ops.F%100, 1) { + return One + } + // v = 0 and i % 100 = 2 or f % 100 = 2 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%100, 2) || + intEqualsAny(ops.F%100, 2) { + return Two + } + // v = 0 and i % 100 = 3..4 or f % 100 = 3..4 + if intEqualsAny(ops.V, 0) && intInRange(ops.I%100, 3, 4) || + intInRange(ops.F%100, 3, 4) { + return Few + } + return Other + }, + }) + RegisterPluralSpec([]string{"he", "iw"}, &PluralSpec{ + Plurals: newPluralSet(One, Two, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 1 and v = 0 + if intEqualsAny(ops.I, 1) && intEqualsAny(ops.V, 0) { + return One + } + // i = 2 and v = 0 + if intEqualsAny(ops.I, 2) && intEqualsAny(ops.V, 0) { + return Two + } + // v = 0 and n != 0..10 and n % 10 = 0 + if intEqualsAny(ops.V, 0) && !ops.NinRange(0, 10) && ops.NmodEqualsAny(10, 0) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"cs", "sk"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 1 and v = 0 + if intEqualsAny(ops.I, 1) && intEqualsAny(ops.V, 0) { + return One + } + // i = 2..4 and v = 0 + if intInRange(ops.I, 2, 4) && intEqualsAny(ops.V, 0) { + return Few + } + // v != 0 + if !intEqualsAny(ops.V, 0) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"pl"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // i = 1 and v = 0 + if intEqualsAny(ops.I, 1) && intEqualsAny(ops.V, 0) { + return One + } + // v = 0 and i % 10 = 2..4 and i % 100 != 12..14 + if intEqualsAny(ops.V, 0) && intInRange(ops.I%10, 2, 4) && !intInRange(ops.I%100, 12, 14) { + return Few + } + // v = 0 and i != 1 and i % 10 = 0..1 or v = 0 and i % 10 = 5..9 or v = 0 and i % 100 = 12..14 + if intEqualsAny(ops.V, 0) && !intEqualsAny(ops.I, 1) && intInRange(ops.I%10, 0, 1) || + intEqualsAny(ops.V, 0) && intInRange(ops.I%10, 5, 9) || + intEqualsAny(ops.V, 0) && intInRange(ops.I%100, 12, 14) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"be"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // n % 10 = 1 and n % 100 != 11 + if ops.NmodEqualsAny(10, 1) && !ops.NmodEqualsAny(100, 11) { + return One + } + // n % 10 = 2..4 and n % 100 != 12..14 + if ops.NmodInRange(10, 2, 4) && !ops.NmodInRange(100, 12, 14) { + return Few + } + // n % 10 = 0 or n % 10 = 5..9 or n % 100 = 11..14 + if ops.NmodEqualsAny(10, 0) || + ops.NmodInRange(10, 5, 9) || + ops.NmodInRange(100, 11, 14) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"lt"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // n % 10 = 1 and n % 100 != 11..19 + if ops.NmodEqualsAny(10, 1) && !ops.NmodInRange(100, 11, 19) { + return One + } + // n % 10 = 2..9 and n % 100 != 11..19 + if ops.NmodInRange(10, 2, 9) && !ops.NmodInRange(100, 11, 19) { + return Few + } + // f != 0 + if !intEqualsAny(ops.F, 0) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"mt"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 1 + if ops.NequalsAny(1) { + return One + } + // n = 0 or n % 100 = 2..10 + if ops.NequalsAny(0) || + ops.NmodInRange(100, 2, 10) { + return Few + } + // n % 100 = 11..19 + if ops.NmodInRange(100, 11, 19) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"ru", "uk"}, &PluralSpec{ + Plurals: newPluralSet(One, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // v = 0 and i % 10 = 1 and i % 100 != 11 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%10, 1) && !intEqualsAny(ops.I%100, 11) { + return One + } + // v = 0 and i % 10 = 2..4 and i % 100 != 12..14 + if intEqualsAny(ops.V, 0) && intInRange(ops.I%10, 2, 4) && !intInRange(ops.I%100, 12, 14) { + return Few + } + // v = 0 and i % 10 = 0 or v = 0 and i % 10 = 5..9 or v = 0 and i % 100 = 11..14 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%10, 0) || + intEqualsAny(ops.V, 0) && intInRange(ops.I%10, 5, 9) || + intEqualsAny(ops.V, 0) && intInRange(ops.I%100, 11, 14) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"br"}, &PluralSpec{ + Plurals: newPluralSet(One, Two, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // n % 10 = 1 and n % 100 != 11,71,91 + if ops.NmodEqualsAny(10, 1) && !ops.NmodEqualsAny(100, 11, 71, 91) { + return One + } + // n % 10 = 2 and n % 100 != 12,72,92 + if ops.NmodEqualsAny(10, 2) && !ops.NmodEqualsAny(100, 12, 72, 92) { + return Two + } + // n % 10 = 3..4,9 and n % 100 != 10..19,70..79,90..99 + if (ops.NmodInRange(10, 3, 4) || ops.NmodEqualsAny(10, 9)) && !(ops.NmodInRange(100, 10, 19) || ops.NmodInRange(100, 70, 79) || ops.NmodInRange(100, 90, 99)) { + return Few + } + // n != 0 and n % 1000000 = 0 + if !ops.NequalsAny(0) && ops.NmodEqualsAny(1000000, 0) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"ga"}, &PluralSpec{ + Plurals: newPluralSet(One, Two, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 1 + if ops.NequalsAny(1) { + return One + } + // n = 2 + if ops.NequalsAny(2) { + return Two + } + // n = 3..6 + if ops.NinRange(3, 6) { + return Few + } + // n = 7..10 + if ops.NinRange(7, 10) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"gv"}, &PluralSpec{ + Plurals: newPluralSet(One, Two, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // v = 0 and i % 10 = 1 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%10, 1) { + return One + } + // v = 0 and i % 10 = 2 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%10, 2) { + return Two + } + // v = 0 and i % 100 = 0,20,40,60,80 + if intEqualsAny(ops.V, 0) && intEqualsAny(ops.I%100, 0, 20, 40, 60, 80) { + return Few + } + // v != 0 + if !intEqualsAny(ops.V, 0) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"ar", "ars"}, &PluralSpec{ + Plurals: newPluralSet(Zero, One, Two, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 0 + if ops.NequalsAny(0) { + return Zero + } + // n = 1 + if ops.NequalsAny(1) { + return One + } + // n = 2 + if ops.NequalsAny(2) { + return Two + } + // n % 100 = 3..10 + if ops.NmodInRange(100, 3, 10) { + return Few + } + // n % 100 = 11..99 + if ops.NmodInRange(100, 11, 99) { + return Many + } + return Other + }, + }) + RegisterPluralSpec([]string{"cy"}, &PluralSpec{ + Plurals: newPluralSet(Zero, One, Two, Few, Many, Other), + PluralFunc: func(ops *Operands) Plural { + // n = 0 + if ops.NequalsAny(0) { + return Zero + } + // n = 1 + if ops.NequalsAny(1) { + return One + } + // n = 2 + if ops.NequalsAny(2) { + return Two + } + // n = 3 + if ops.NequalsAny(3) { + return Few + } + // n = 6 + if ops.NequalsAny(6) { + return Many + } + return Other + }, + }) +} diff --git a/vendor/github.com/mattermost/go-i18n/i18n/translation/plural_translation.go b/vendor/github.com/mattermost/go-i18n/i18n/translation/plural_translation.go new file mode 100644 index 00000000..86e89962 --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/translation/plural_translation.go @@ -0,0 +1,82 @@ +package translation + +import ( + "github.com/mattermost/go-i18n/i18n/language" +) + +type pluralTranslation struct { + id string + templates map[language.Plural]*template +} + +func (pt *pluralTranslation) MarshalInterface() interface{} { + return map[string]interface{}{ + "id": pt.id, + "translation": pt.templates, + } +} + +func (pt *pluralTranslation) MarshalFlatInterface() interface{} { + return pt.templates +} + +func (pt *pluralTranslation) ID() string { + return pt.id +} + +func (pt *pluralTranslation) Template(pc language.Plural) *template { + return pt.templates[pc] +} + +func (pt *pluralTranslation) UntranslatedCopy() Translation { + return &pluralTranslation{pt.id, make(map[language.Plural]*template)} +} + +func (pt *pluralTranslation) Normalize(l *language.Language) Translation { + // Delete plural categories that don't belong to this language. + for pc := range pt.templates { + if _, ok := l.Plurals[pc]; !ok { + delete(pt.templates, pc) + } + } + // Create map entries for missing valid categories. + for pc := range l.Plurals { + if _, ok := pt.templates[pc]; !ok { + pt.templates[pc] = mustNewTemplate("") + } + } + return pt +} + +func (pt *pluralTranslation) Backfill(src Translation) Translation { + for pc, t := range pt.templates { + if (t == nil || t.src == "") && src != nil { + pt.templates[pc] = src.Template(language.Other) + } + } + return pt +} + +func (pt *pluralTranslation) Merge(t Translation) Translation { + other, ok := t.(*pluralTranslation) + if !ok || pt.ID() != t.ID() { + return t + } + for pluralCategory, template := range other.templates { + if template != nil && template.src != "" { + pt.templates[pluralCategory] = template + } + } + return pt +} + +func (pt *pluralTranslation) Incomplete(l *language.Language) bool { + for pc := range l.Plurals { + if t := pt.templates[pc]; t == nil || t.src == "" { + return true + } + } + return false +} + +var _ = Translation(&pluralTranslation{}) diff --git a/vendor/github.com/mattermost/go-i18n/i18n/translation/single_translation.go b/vendor/github.com/mattermost/go-i18n/i18n/translation/single_translation.go new file mode 100644 index 00000000..f2fab623 --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/translation/single_translation.go @@ -0,0 +1,61 @@ +package translation + +import ( + "github.com/mattermost/go-i18n/i18n/language" +) + +type singleTranslation struct { + id string + template *template +} + +func (st *singleTranslation) MarshalInterface() interface{} { + return map[string]interface{}{ + "id": st.id, + "translation": st.template, + } +} + +func (st *singleTranslation) MarshalFlatInterface() interface{} { + return map[string]interface{}{"other": st.template} +} + +func (st *singleTranslation) ID() string { + return st.id +} + +func (st *singleTranslation) Template(pc language.Plural) *template { + return st.template +} + +func (st *singleTranslation) UntranslatedCopy() Translation { + return &singleTranslation{st.id, mustNewTemplate("")} +} + +func (st *singleTranslation) Normalize(language *language.Language) Translation { + return st +} + +func (st *singleTranslation) Backfill(src Translation) Translation { + if (st.template == nil || st.template.src == "") && src != nil { + st.template = src.Template(language.Other) + } + return st +} + +func (st *singleTranslation) Merge(t Translation) Translation { + other, ok := t.(*singleTranslation) + if !ok || st.ID() != t.ID() { + return t + } + if other.template != nil && other.template.src != "" { + st.template = other.template + } + return st +} + +func (st *singleTranslation) Incomplete(l *language.Language) bool { + return st.template == nil || st.template.src == "" +} + +var _ = Translation(&singleTranslation{}) diff --git a/vendor/github.com/mattermost/go-i18n/i18n/translation/template.go b/vendor/github.com/mattermost/go-i18n/i18n/translation/template.go new file mode 100644 index 00000000..3310150c --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/translation/template.go @@ -0,0 +1,65 @@ +package translation + +import ( + "bytes" + "encoding" + "strings" + gotemplate "text/template" +) + +type template struct { + tmpl *gotemplate.Template + src string +} + +func newTemplate(src string) (*template, error) { + if src == "" { + return new(template), nil + } + + var tmpl template + err := tmpl.parseTemplate(src) + return &tmpl, err +} + +func mustNewTemplate(src string) *template { + t, err := newTemplate(src) + if err != nil { + panic(err) + } + return t +} + +func (t *template) String() string { + return t.src +} + +func (t *template) Execute(args interface{}) string { + if t.tmpl == nil { + return t.src + } + var buf bytes.Buffer + if err := t.tmpl.Execute(&buf, args); err != nil { + return err.Error() + } + return buf.String() +} + +func (t *template) MarshalText() ([]byte, error) { + return []byte(t.src), nil +} + +func (t *template) UnmarshalText(src []byte) error { + return t.parseTemplate(string(src)) +} + +func (t *template) parseTemplate(src string) (err error) { + t.src = src + if strings.Contains(src, "{{") { + t.tmpl, err = gotemplate.New(src).Parse(src) + } + return +} + +var _ = encoding.TextMarshaler(&template{}) +var _ = encoding.TextUnmarshaler(&template{}) diff --git a/vendor/github.com/mattermost/go-i18n/i18n/translation/translation.go b/vendor/github.com/mattermost/go-i18n/i18n/translation/translation.go new file mode 100644 index 00000000..9c7fd49e --- /dev/null +++ b/vendor/github.com/mattermost/go-i18n/i18n/translation/translation.go @@ -0,0 +1,84 @@ +// Package translation defines the interface for a translation. +package translation + +import ( + "fmt" + + "github.com/mattermost/go-i18n/i18n/language" +) + +// Translation is the interface that represents a translated string. +type Translation interface { + // MarshalInterface returns the object that should be used + // to serialize the translation. + MarshalInterface() interface{} + MarshalFlatInterface() interface{} + ID() string + Template(language.Plural) *template + UntranslatedCopy() Translation + Normalize(language *language.Language) Translation + Backfill(src Translation) Translation + Merge(Translation) Translation + Incomplete(l *language.Language) bool +} + +// SortableByID implements sort.Interface for a slice of translations. +type SortableByID []Translation + +func (a SortableByID) Len() int { return len(a) } +func (a SortableByID) Swap(i, j int) { a[i], a[j] = a[j], a[i] } +func (a SortableByID) Less(i, j int) bool { return a[i].ID() < a[j].ID() } + +// NewTranslation reflects on data to create a new Translation. +// +// data["id"] must be a string and data["translation"] must be either a string +// for a non-plural translation or a map[string]interface{} for a plural translation. +func NewTranslation(data map[string]interface{}) (Translation, error) { + id, ok := data["id"].(string) + if !ok { + return nil, fmt.Errorf(`missing "id" key`) + } + var pluralObject map[string]interface{} + switch translation := data["translation"].(type) { + case string: + tmpl, err := newTemplate(translation) + if err != nil { + return nil, err + } + return &singleTranslation{id, tmpl}, nil + case map[interface{}]interface{}: + // The YAML parser uses interface{} keys so we first convert them to string keys. + pluralObject = make(map[string]interface{}) + for k, v := range translation { + kstr, ok := k.(string) + if !ok { + return nil, fmt.Errorf(`invalid plural category type %T; expected string`, k) + } + pluralObject[kstr] = v + } + case map[string]interface{}: + pluralObject = translation + case nil: + return nil, fmt.Errorf(`missing "translation" key`) + default: + return nil, fmt.Errorf(`unsupported type for "translation" key %T`, translation) + } + + templates := make(map[language.Plural]*template, len(pluralObject)) + for k, v := range pluralObject { + pc, err := language.NewPlural(k) + if err != nil { + return nil, err + } + str, ok := v.(string) + if !ok { + return nil, fmt.Errorf(`plural category "%s" has value of type %T; expected string`, pc, v) + } + tmpl, err := newTemplate(str) + if err != nil { + return nil, err + } + templates[pc] = tmpl + } + return &pluralTranslation{id, templates}, nil +} |