5fa9237a62
We did this to minimize source size and make it compile faster. Nowadays byte slice literals compile as fast as anything, and the source isn't checked in so it doesn't matter how big it is. Not using base64 avoids a decode step at startup and makes the binary about 400k smaller.
95 lines
1.7 KiB
Go
95 lines
1.7 KiB
Go
// Copyright (C) 2014 The Syncthing Authors.
|
|
//
|
|
// This Source Code Form is subject to the terms of the Mozilla Public
|
|
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
// You can obtain one at https://mozilla.org/MPL/2.0/.
|
|
|
|
// +build ignore
|
|
|
|
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"compress/gzip"
|
|
"flag"
|
|
"fmt"
|
|
"go/format"
|
|
"io"
|
|
"os"
|
|
"path/filepath"
|
|
"strings"
|
|
"text/template"
|
|
)
|
|
|
|
var tpl = template.Must(template.New("assets").Parse(`package auto
|
|
|
|
func Assets() map[string][]byte {
|
|
var assets = make(map[string][]byte, {{.Assets | len}})
|
|
{{range $asset := .Assets}}
|
|
assets["{{$asset.Name}}"] = {{$asset.Data}}{{end}}
|
|
return assets
|
|
}
|
|
|
|
`))
|
|
|
|
type asset struct {
|
|
Name string
|
|
Data string
|
|
}
|
|
|
|
var assets []asset
|
|
|
|
func walkerFor(basePath string) filepath.WalkFunc {
|
|
return func(name string, info os.FileInfo, err error) error {
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if strings.HasPrefix(filepath.Base(name), ".") {
|
|
// Skip dotfiles
|
|
return nil
|
|
}
|
|
|
|
if info.Mode().IsRegular() {
|
|
fd, err := os.Open(name)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
var buf bytes.Buffer
|
|
gw := gzip.NewWriter(&buf)
|
|
io.Copy(gw, fd)
|
|
fd.Close()
|
|
gw.Flush()
|
|
gw.Close()
|
|
|
|
name, _ = filepath.Rel(basePath, name)
|
|
assets = append(assets, asset{
|
|
Name: filepath.ToSlash(name),
|
|
Data: fmt.Sprintf("%#v", buf.Bytes()), // "[]byte{0x00, 0x01, ...}"
|
|
})
|
|
}
|
|
|
|
return nil
|
|
}
|
|
}
|
|
|
|
type templateVars struct {
|
|
Assets []asset
|
|
}
|
|
|
|
func main() {
|
|
flag.Parse()
|
|
|
|
filepath.Walk(flag.Arg(0), walkerFor(flag.Arg(0)))
|
|
var buf bytes.Buffer
|
|
tpl.Execute(&buf, templateVars{
|
|
Assets: assets,
|
|
})
|
|
bs, err := format.Source(buf.Bytes())
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
os.Stdout.Write(bs)
|
|
}
|