mirror of
https://github.com/Luzifer/ansible-role-version.git
synced 2024-12-24 11:31:21 +00:00
104 lines
2.3 KiB
Go
104 lines
2.3 KiB
Go
// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"regexp"
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"strings"
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"golang.org/x/text/message/pipeline"
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"golang.org/x/tools/go/loader"
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)
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func init() {
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out = cmdGenerate.Flag.String("out", "", "output file to write to")
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}
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var (
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out *string
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)
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var cmdGenerate = &Command{
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Run: runGenerate,
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UsageLine: "generate <package>",
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Short: "generates code to insert translated messages",
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}
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var transRe = regexp.MustCompile(`messages\.(.*)\.json`)
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func runGenerate(cmd *Command, args []string) error {
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prog, err := loadPackages(&loader.Config{}, args)
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if err != nil {
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return wrap(err, "could not load package")
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}
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pkgs := prog.InitialPackages()
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if len(pkgs) != 1 {
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return fmt.Errorf("more than one package selected: %v", pkgs)
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}
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pkg := pkgs[0].Pkg.Name()
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// TODO: add in external input. Right now we assume that all files are
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// manually created and stored in the textdata directory.
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// Build up index of translations and original messages.
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extracted := pipeline.Locale{}
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translations := []*pipeline.Locale{}
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err = filepath.Walk(*dir, func(path string, f os.FileInfo, err error) error {
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if err != nil {
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return wrap(err, "loading data")
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}
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if f.IsDir() {
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return nil
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}
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if f.Name() == extractFile {
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b, err := ioutil.ReadFile(path)
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if err != nil {
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return wrap(err, "read file failed")
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}
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if err := json.Unmarshal(b, &extracted); err != nil {
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return wrap(err, "unmarshal source failed")
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}
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return nil
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}
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if f.Name() == outFile {
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return nil
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}
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if !strings.HasSuffix(path, gotextSuffix) {
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return nil
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}
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b, err := ioutil.ReadFile(path)
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if err != nil {
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return wrap(err, "read file failed")
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}
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var locale pipeline.Locale
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if err := json.Unmarshal(b, &locale); err != nil {
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return wrap(err, "parsing translation file failed")
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}
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translations = append(translations, &locale)
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return nil
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})
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if err != nil {
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return err
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}
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w := os.Stdout
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if *out != "" {
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w, err = os.Create(*out)
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if err != nil {
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return wrap(err, "create file failed")
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}
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}
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_, err = pipeline.Generate(w, pkg, &extracted, translations...)
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return err
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}
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