| // 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. |
| |
| //go:build ignore |
| // +build ignore |
| |
| package main |
| |
| import ( |
| "log" |
| |
| "golang.org/x/text/internal/gen" |
| "golang.org/x/text/internal/language" |
| "golang.org/x/text/internal/language/compact" |
| "golang.org/x/text/unicode/cldr" |
| ) |
| |
| func main() { |
| r := gen.OpenCLDRCoreZip() |
| defer r.Close() |
| |
| d := &cldr.Decoder{} |
| data, err := d.DecodeZip(r) |
| if err != nil { |
| log.Fatalf("DecodeZip: %v", err) |
| } |
| |
| w := gen.NewCodeWriter() |
| defer w.WriteGoFile("parents.go", "compact") |
| |
| // Create parents table. |
| type ID uint16 |
| parents := make([]ID, compact.NumCompactTags) |
| for _, loc := range data.Locales() { |
| tag := language.MustParse(loc) |
| index, ok := compact.FromTag(tag) |
| if !ok { |
| continue |
| } |
| parentIndex := compact.ID(0) // und |
| for p := tag.Parent(); p != language.Und; p = p.Parent() { |
| if x, ok := compact.FromTag(p); ok { |
| parentIndex = x |
| break |
| } |
| } |
| parents[index] = ID(parentIndex) |
| } |
| |
| w.WriteComment(` |
| parents maps a compact index of a tag to the compact index of the parent of |
| this tag.`) |
| w.WriteVar("parents", parents) |
| } |