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authorDimitri Sokolyuk <demon@dim13.org>2019-07-02 12:12:53 +0200
committerDimitri Sokolyuk <demon@dim13.org>2019-07-02 12:12:53 +0200
commit473acc61c8392dc7ae303d91568e179c4f105a76 (patch)
treea2070cba25f918cda460387e587dd60551b23894 /vendor/golang.org/x/text/internal/language/compact/compact.go
parentdd45f63209a8e51979b11182253ee80b5289c10a (diff)
add black list
Diffstat (limited to 'vendor/golang.org/x/text/internal/language/compact/compact.go')
-rw-r--r--vendor/golang.org/x/text/internal/language/compact/compact.go61
1 files changed, 61 insertions, 0 deletions
diff --git a/vendor/golang.org/x/text/internal/language/compact/compact.go b/vendor/golang.org/x/text/internal/language/compact/compact.go
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+++ b/vendor/golang.org/x/text/internal/language/compact/compact.go
@@ -0,0 +1,61 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package compact defines a compact representation of language tags.
+//
+// Common language tags (at least all for which locale information is defined
+// in CLDR) are assigned a unique index. Each Tag is associated with such an
+// ID for selecting language-related resources (such as translations) as well
+// as one for selecting regional defaults (currency, number formatting, etc.)
+//
+// It may want to export this functionality at some point, but at this point
+// this is only available for use within x/text.
+package compact // import "golang.org/x/text/internal/language/compact"
+
+import (
+ "sort"
+ "strings"
+
+ "golang.org/x/text/internal/language"
+)
+
+// ID is an integer identifying a single tag.
+type ID uint16
+
+func getCoreIndex(t language.Tag) (id ID, ok bool) {
+ cci, ok := language.GetCompactCore(t)
+ if !ok {
+ return 0, false
+ }
+ i := sort.Search(len(coreTags), func(i int) bool {
+ return cci <= coreTags[i]
+ })
+ if i == len(coreTags) || coreTags[i] != cci {
+ return 0, false
+ }
+ return ID(i), true
+}
+
+// Parent returns the ID of the parent or the root ID if id is already the root.
+func (id ID) Parent() ID {
+ return parents[id]
+}
+
+// Tag converts id to an internal language Tag.
+func (id ID) Tag() language.Tag {
+ if int(id) >= len(coreTags) {
+ return specialTags[int(id)-len(coreTags)]
+ }
+ return coreTags[id].Tag()
+}
+
+var specialTags []language.Tag
+
+func init() {
+ tags := strings.Split(specialTagsStr, " ")
+ specialTags = make([]language.Tag, len(tags))
+ for i, t := range tags {
+ specialTags[i] = language.MustParse(t)
+ }
+}