mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-10-08 12:04:20 -04:00
d9125f91af
* Fix: gci command for formatting code * Chore: format code
185 lines
4.4 KiB
Go
185 lines
4.4 KiB
Go
package main
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import (
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"fmt"
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"go/build"
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"os"
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"os/exec"
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"path/filepath"
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"runtime"
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"strings"
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)
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// envFile returns the name of the Go environment configuration file.
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// Copy from https://github.com/golang/go/blob/c4f2a9788a7be04daf931ac54382fbe2cb754938/src/cmd/go/internal/cfg/cfg.go#L150-L166
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func envFile() (string, error) {
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if file := os.Getenv("GOENV"); file != "" {
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if file == "off" {
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return "", fmt.Errorf("GOENV=off")
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}
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return file, nil
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}
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dir, err := os.UserConfigDir()
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if err != nil {
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return "", err
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}
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if dir == "" {
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return "", fmt.Errorf("missing user-config dir")
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}
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return filepath.Join(dir, "go", "env"), nil
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}
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// GetRuntimeEnv returns the value of runtime environment variable,
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// that is set by running following command: `go env -w key=value`.
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func GetRuntimeEnv(key string) (string, error) {
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file, err := envFile()
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if err != nil {
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return "", err
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}
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if file == "" {
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return "", fmt.Errorf("missing runtime env file")
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}
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var data []byte
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var runtimeEnv string
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data, readErr := os.ReadFile(file)
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if readErr != nil {
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return "", readErr
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}
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envStrings := strings.Split(string(data), "\n")
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for _, envItem := range envStrings {
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envItem = strings.TrimSuffix(envItem, "\r")
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envKeyValue := strings.Split(envItem, "=")
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if len(envKeyValue) == 2 && strings.TrimSpace(envKeyValue[0]) == key {
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runtimeEnv = strings.TrimSpace(envKeyValue[1])
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}
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}
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return runtimeEnv, nil
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}
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// GetGOBIN returns GOBIN environment variable as a string. It will NOT be empty.
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func GetGOBIN() string {
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// The one set by user explicitly by `export GOBIN=/path` or `env GOBIN=/path command`
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GOBIN := os.Getenv("GOBIN")
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if GOBIN == "" {
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var err error
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// The one set by user by running `go env -w GOBIN=/path`
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GOBIN, err = GetRuntimeEnv("GOBIN")
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if err != nil {
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// The default one that Golang uses
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return filepath.Join(build.Default.GOPATH, "bin")
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}
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if GOBIN == "" {
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return filepath.Join(build.Default.GOPATH, "bin")
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}
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return GOBIN
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}
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return GOBIN
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}
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func Run(binary string, args []string) ([]byte, error) {
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cmd := exec.Command(binary, args...)
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cmd.Env = append(cmd.Env, os.Environ()...)
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output, cmdErr := cmd.CombinedOutput()
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if cmdErr != nil {
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return nil, cmdErr
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}
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return output, nil
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}
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func RunMany(binary string, args, files []string) {
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fmt.Println("Processing...")
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maxTasks := make(chan struct{}, runtime.NumCPU())
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for _, file := range files {
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maxTasks <- struct{}{}
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go func(file string) {
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output, err := Run(binary, append(args, file))
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if err != nil {
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fmt.Println(err)
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} else if len(output) > 0 {
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fmt.Println(string(output))
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}
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<-maxTasks
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}(file)
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}
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}
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func main() {
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pwd, err := os.Getwd()
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if err != nil {
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fmt.Println("Can not get current working directory.")
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os.Exit(1)
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}
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GOBIN := GetGOBIN()
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binPath := os.Getenv("PATH")
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pathSlice := []string{pwd, GOBIN, binPath}
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binPath = strings.Join(pathSlice, string(os.PathListSeparator))
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os.Setenv("PATH", binPath)
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suffix := ""
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if runtime.GOOS == "windows" {
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suffix = ".exe"
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}
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gofmt := "gofmt" + suffix
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goimports := "gci" + suffix
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if gofmtPath, err := exec.LookPath(gofmt); err != nil {
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fmt.Println("Can not find", gofmt, "in system path or current working directory.")
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os.Exit(1)
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} else {
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gofmt = gofmtPath
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}
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if goimportsPath, err := exec.LookPath(goimports); err != nil {
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fmt.Println("Can not find", goimports, "in system path or current working directory.")
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os.Exit(1)
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} else {
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goimports = goimportsPath
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}
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rawFilesSlice := make([]string, 0, 1000)
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walkErr := filepath.Walk("./", func(path string, info os.FileInfo, err error) error {
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if err != nil {
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fmt.Println(err)
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return err
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}
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if info.IsDir() {
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return nil
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}
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dir := filepath.Dir(path)
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filename := filepath.Base(path)
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if strings.HasSuffix(filename, ".go") &&
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!strings.HasSuffix(filename, ".pb.go") &&
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!strings.Contains(dir, filepath.Join("testing", "mocks")) &&
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!strings.Contains(path, filepath.Join("main", "distro", "all", "all.go")) {
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rawFilesSlice = append(rawFilesSlice, path)
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}
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return nil
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})
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if walkErr != nil {
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fmt.Println(walkErr)
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os.Exit(1)
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}
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gofmtArgs := []string{
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"-s", "-l", "-e", "-w",
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}
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goimportsArgs := []string{
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"write",
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"--NoInlineComments",
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"--NoPrefixComments",
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"--Section", "Standard",
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"--Section", "Default",
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"--Section", "pkgPrefix(github.com/v2fly/v2ray-core)",
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}
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RunMany(gofmt, gofmtArgs, rawFilesSlice)
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RunMany(goimports, goimportsArgs, rawFilesSlice)
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fmt.Println("Do NOT forget to commit file changes.")
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}
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