init commit.

README.md

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+# empty-dir
+
+clean empty dirs.
+
+## Install
+
+```bash
+go env -w GOPROXY=https://proxy.golang.com.cn,direct
+go env -w GOPRIVATE=git.licsber.site
+git config --global url."ssh://git@git.m.licsber.site/".insteadOf "https://git.licsber.site/"
+
+go install git.licsber.site/go/empty-dir@latest
+```

empty-dir.go

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+package main
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+func emptyDir(p string) {
+	files, err := os.ReadDir(p)
+	if err != nil && strings.Contains(err.Error(), "Access is denied") {
+		remindErr(err)
+		return
+	}
+
+	PanicErr(err)
+
+	defer func() {
+		remainFiles, e := os.ReadDir(p)
+		PanicErr(e)
+
+		if len(remainFiles) == 0 {
+			e = Rm(p)
+			remindErr(e)
+		}
+	}()
+
+	for _, file := range files {
+		filePath := filepath.Join(p, file.Name())
+		if !file.IsDir() {
+			if strings.HasPrefix(file.Name(), "._") && IsMacMetaFile(filePath) {
+				err = Rm(filePath)
+				remindErr(err)
+			} else if file.Name() == ".DS_Store" {
+				err = Rm(filePath)
+				remindErr(err)
+			}
+
+			continue
+		}
+
+		emptyDir(filePath)
+	}
+}

go.mod

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+module git.licsber.site/go/empty-dir
+
+go 1.24.1

main.go

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+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+func main() {
+	_startTime := time.Now()
+	defer func() {
+		fmt.Print("Time cost: ")
+		fmt.Println(time.Now().Sub(_startTime))
+	}()
+
+	p, fi := PathOrPWD()
+	if !fi.IsDir() {
+		fmt.Println(p)
+		fmt.Println("empty-dir: Arg must be dir path.")
+		return
+	}
+
+	emptyDir(p)
+}

util_cli_path.go

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+package main
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+func PathOrPWD() (p string, fi os.FileInfo) {
+	if len(os.Args) != 1 {
+		p = strings.Join(os.Args[1:], " ")
+	} else {
+		pwd, err := os.Getwd()
+		if err != nil {
+			panic("Check if $PWD exist?")
+		}
+		p = pwd
+	}
+
+	p, err := filepath.Abs(p)
+	if err != nil {
+		panic("Path not exist: " + p)
+	}
+
+	fi, err = os.Stat(p)
+	if err != nil {
+		panic(err)
+	}
+
+	fmt.Println("Working path: " + p)
+	return
+}

util_err.go

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+package main
+
+import "fmt"
+
+func remindErr(err error) {
+	if err != nil {
+		fmt.Print("Error: ")
+		fmt.Println(err)
+	}
+}
+
+func PanicErr(err error) {
+	if err != nil {
+		panic(err)
+	}
+}

util_macos.go

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+package main
+
+import (
+	"os"
+	"strings"
+)
+
+const macMetaStr1 = "com.apple.quarantine"
+const macMetaStr2 = "This resource fork intentionally left blank"
+
+func IsMacMetaFile(p string) bool {
+	b, err := os.ReadFile(p)
+	if err != nil {
+		return false
+	}
+
+	if strings.Contains(string(b), macMetaStr1) {
+		return true
+	}
+
+	return strings.Contains(string(b), macMetaStr2)
+}

util_rm.go

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+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+func Rm(p string) error {
+	fmt.Println("Remove: " + p)
+	return os.Remove(p)
+}