From 32dd62da990484cf15db8eb7a14bd646bc0fda8a Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Sat, 6 Jul 2019 18:56:43 +0200 Subject: switch to go.mod --- .../x/text/internal/language/compact/compact.go | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 vendor/golang.org/x/text/internal/language/compact/compact.go (limited to 'vendor/golang.org/x/text/internal/language/compact/compact.go') diff --git a/vendor/golang.org/x/text/internal/language/compact/compact.go b/vendor/golang.org/x/text/internal/language/compact/compact.go new file mode 100644 index 0000000..1b36935 --- /dev/null +++ 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) + } +} -- cgit v1.2.3