mirror of
https://github.com/Luzifer/vault-openvpn.git
synced 2024-11-14 11:02:45 +00:00
115 lines
2.9 KiB
Go
115 lines
2.9 KiB
Go
// Copyright 2015 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.
|
|
|
|
// +build ignore
|
|
|
|
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"flag"
|
|
"fmt"
|
|
"io"
|
|
"log"
|
|
"reflect"
|
|
"strings"
|
|
"unicode"
|
|
|
|
"golang.org/x/text/collate"
|
|
"golang.org/x/text/internal/gen"
|
|
"golang.org/x/text/internal/ucd"
|
|
"golang.org/x/text/language"
|
|
"golang.org/x/text/unicode/rangetable"
|
|
)
|
|
|
|
var versionList = flag.String("versions", "",
|
|
"list of versions for which to generate RangeTables")
|
|
|
|
const bootstrapMessage = `No versions specified.
|
|
To bootstrap the code generation, run:
|
|
go run gen.go --versions=4.1.0,5.0.0,6.0.0,6.1.0,6.2.0,6.3.0,7.0.0
|
|
|
|
and ensure that the latest versions are included by checking:
|
|
http://www.unicode.org/Public/`
|
|
|
|
func getVersions() []string {
|
|
if *versionList == "" {
|
|
log.Fatal(bootstrapMessage)
|
|
}
|
|
|
|
c := collate.New(language.Und, collate.Numeric)
|
|
versions := strings.Split(*versionList, ",")
|
|
c.SortStrings(versions)
|
|
|
|
// Ensure that at least the current version is included.
|
|
for _, v := range versions {
|
|
if v == gen.UnicodeVersion() {
|
|
return versions
|
|
}
|
|
}
|
|
|
|
versions = append(versions, gen.UnicodeVersion())
|
|
c.SortStrings(versions)
|
|
return versions
|
|
}
|
|
|
|
func main() {
|
|
gen.Init()
|
|
|
|
versions := getVersions()
|
|
|
|
w := &bytes.Buffer{}
|
|
|
|
fmt.Fprintf(w, "//go:generate go run gen.go --versions=%s\n\n", strings.Join(versions, ","))
|
|
fmt.Fprintf(w, "import \"unicode\"\n\n")
|
|
|
|
vstr := func(s string) string { return strings.Replace(s, ".", "_", -1) }
|
|
|
|
fmt.Fprintf(w, "var assigned = map[string]*unicode.RangeTable{\n")
|
|
for _, v := range versions {
|
|
fmt.Fprintf(w, "\t%q: assigned%s,\n", v, vstr(v))
|
|
}
|
|
fmt.Fprintf(w, "}\n\n")
|
|
|
|
var size int
|
|
for _, v := range versions {
|
|
assigned := []rune{}
|
|
|
|
r := gen.Open("http://www.unicode.org/Public/", "", v+"/ucd/UnicodeData.txt")
|
|
ucd.Parse(r, func(p *ucd.Parser) {
|
|
assigned = append(assigned, p.Rune(0))
|
|
})
|
|
|
|
rt := rangetable.New(assigned...)
|
|
sz := int(reflect.TypeOf(unicode.RangeTable{}).Size())
|
|
sz += int(reflect.TypeOf(unicode.Range16{}).Size()) * len(rt.R16)
|
|
sz += int(reflect.TypeOf(unicode.Range32{}).Size()) * len(rt.R32)
|
|
|
|
fmt.Fprintf(w, "// size %d bytes (%d KiB)\n", sz, sz/1024)
|
|
fmt.Fprintf(w, "var assigned%s = ", vstr(v))
|
|
print(w, rt)
|
|
|
|
size += sz
|
|
}
|
|
|
|
fmt.Fprintf(w, "// Total size %d bytes (%d KiB)\n", size, size/1024)
|
|
|
|
gen.WriteGoFile("tables.go", "rangetable", w.Bytes())
|
|
}
|
|
|
|
func print(w io.Writer, rt *unicode.RangeTable) {
|
|
fmt.Fprintln(w, "&unicode.RangeTable{")
|
|
fmt.Fprintln(w, "\tR16: []unicode.Range16{")
|
|
for _, r := range rt.R16 {
|
|
fmt.Fprintf(w, "\t\t{%#04x, %#04x, %d},\n", r.Lo, r.Hi, r.Stride)
|
|
}
|
|
fmt.Fprintln(w, "\t},")
|
|
fmt.Fprintln(w, "\tR32: []unicode.Range32{")
|
|
for _, r := range rt.R32 {
|
|
fmt.Fprintf(w, "\t\t{%#08x, %#08x, %d},\n", r.Lo, r.Hi, r.Stride)
|
|
}
|
|
fmt.Fprintln(w, "\t},")
|
|
fmt.Fprintf(w, "\tLatinOffset: %d,\n", rt.LatinOffset)
|
|
fmt.Fprintf(w, "}\n\n")
|
|
}
|