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Diffstat (limited to 'src/cmd/go/testdata/mod/rsc.io_sampler_v1.99.99.txt')
-rw-r--r-- | src/cmd/go/testdata/mod/rsc.io_sampler_v1.99.99.txt | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/cmd/go/testdata/mod/rsc.io_sampler_v1.99.99.txt b/src/cmd/go/testdata/mod/rsc.io_sampler_v1.99.99.txt new file mode 100644 index 0000000..5036d20 --- /dev/null +++ b/src/cmd/go/testdata/mod/rsc.io_sampler_v1.99.99.txt @@ -0,0 +1,140 @@ +rsc.io/sampler@v1.99.99 + +-- .mod -- +module "rsc.io/sampler" + +require "golang.org/x/text" v0.0.0-20170915032832-14c0d48ead0c +-- .info -- +{"Version":"v1.99.99","Name":"732a3c400797d8835f2af34a9561f155bef85435","Short":"732a3c400797","Time":"2018-02-13T22:20:19Z"} +-- go.mod -- +module "rsc.io/sampler" + +require "golang.org/x/text" v0.0.0-20170915032832-14c0d48ead0c +-- hello.go -- +// 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. + +// Translations by Google Translate. + +package sampler + +var hello = newText(` + +English: en: 99 bottles of beer on the wall, 99 bottles of beer, ... + +`) +-- hello_test.go -- +// 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 sampler + +import ( + "testing" + + "golang.org/x/text/language" +) + +var helloTests = []struct { + prefs []language.Tag + text string +}{ + { + []language.Tag{language.Make("en-US"), language.Make("fr")}, + "Hello, world.", + }, + { + []language.Tag{language.Make("fr"), language.Make("en-US")}, + "Bonjour le monde.", + }, +} + +func TestHello(t *testing.T) { + for _, tt := range helloTests { + text := Hello(tt.prefs...) + if text != tt.text { + t.Errorf("Hello(%v) = %q, want %q", tt.prefs, text, tt.text) + } + } +} +-- sampler.go -- +// 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 sampler shows simple texts. +package sampler // import "rsc.io/sampler" + +import ( + "os" + "strings" + + "golang.org/x/text/language" +) + +// DefaultUserPrefs returns the default user language preferences. +// It consults the $LC_ALL, $LC_MESSAGES, and $LANG environment +// variables, in that order. +func DefaultUserPrefs() []language.Tag { + var prefs []language.Tag + for _, k := range []string{"LC_ALL", "LC_MESSAGES", "LANG"} { + if env := os.Getenv(k); env != "" { + prefs = append(prefs, language.Make(env)) + } + } + return prefs +} + +// Hello returns a localized greeting. +// If no prefs are given, Hello uses DefaultUserPrefs. +func Hello(prefs ...language.Tag) string { + if len(prefs) == 0 { + prefs = DefaultUserPrefs() + } + return hello.find(prefs) +} + +func Glass() string { + return "I can eat glass and it doesn't hurt me." +} + +// A text is a localized text. +type text struct { + byTag map[string]string + matcher language.Matcher +} + +// newText creates a new localized text, given a list of translations. +func newText(s string) *text { + t := &text{ + byTag: make(map[string]string), + } + var tags []language.Tag + for _, line := range strings.Split(s, "\n") { + line = strings.TrimSpace(line) + if line == "" { + continue + } + f := strings.Split(line, ": ") + if len(f) != 3 { + continue + } + tag := language.Make(f[1]) + tags = append(tags, tag) + t.byTag[tag.String()] = f[2] + } + t.matcher = language.NewMatcher(tags) + return t +} + +// find finds the text to use for the given language tag preferences. +func (t *text) find(prefs []language.Tag) string { + tag, _, _ := t.matcher.Match(prefs...) + s := t.byTag[tag.String()] + if strings.HasPrefix(s, "RTL ") { + s = "\u200F" + strings.TrimPrefix(s, "RTL ") + "\u200E" + } + return s +} |