Add support for -d and --dir flags

README.md

@@ -10,6 +10,7 @@ A wrapper for the "rm" command with soft-deletes, config-based deletion, debug i
 - `-I` Prompt if deleting more than the interactive threshold of files (default 3)
 - `-r`, `-R`, `--recursive` Recursively delete a directory of files
 - `-v`, `--verbose` Emit additional verbose information
+- `-d`, `--dir` Only delete empty directories
 - `--help` Display help information (without deletion)
 - `--version` Display version information (without deletion)
 
@@ -26,7 +27,6 @@ A wrapper for the "rm" command with soft-deletes, config-based deletion, debug i
 
 ## Unsupported command line arguments
 
-- `-d`, `--dir` Only delete empty directories
 - `--interactive[=WHEN]` Interactive with a custom threshold
 - `--one-file-system` Do not allow cross-file-system deletes
 - `-f`, `--force` Bypass protections

src/cli/args.go

@@ -15,5 +15,9 @@ const VERBOSE_SHORT_CLA = "-v"
 // gnu rm CLI arguments
 const INTERACTIVE_CLA = "-i"
 const INTERACTIVE_GROUP_CLA = "-I"
+
+const DIR_CLA = "-d"
+const DIR_CLA_LONG = "--dir"
+
 const HELP_CLA = "--help"
 const VERSION_CLA = "--version"

src/cli/docs.go

@@ -20,6 +20,8 @@ Mark FILE(s) for deletion.
 
 -v, --verbose				Add additional information to the output
 
+-d, --dir				Only remove empty directories
+
 --help					Display this help and (without deleting anything)
 
 --version				Output version information (without deleting anything)

src/patches/rm.go

@@ -124,6 +124,11 @@ func deletePaths(paths []string, config models.Config, arguments []string) {
 	isInteractiveGroup := hasGroupInteractiveCla && len(paths) >= config.InteractiveThreshold()
 	isInteractive := hasInteraciveCla || isInteractiveGroup
 
+	onlyEmptyDirs := util.InArray(arguments, cli.DIR_CLA)
+	if !onlyEmptyDirs {
+		onlyEmptyDirs = util.InArray(arguments, cli.DIR_CLA_LONG)
+	}
+
 	hasVerboseCla := util.InArray(arguments, cli.VERBOSE_CLA)
 	if !hasVerboseCla {
 		hasVerboseCla = util.InArray(arguments, cli.VERBOSE_SHORT_CLA)
@@ -151,6 +156,14 @@ func deletePaths(paths []string, config models.Config, arguments []string) {
 			continue
 		}
 
+		if onlyEmptyDirs {
+			isDirEmpty := util.IsDirectoryEmpty(absolutePath)
+			if !isDirEmpty {
+				fmt.Println("cannot remove '", path, "': Directory not empty")
+				continue
+			}
+		}
+
 		isConfigHardDelete := config.ShouldHardDelete(absolutePath)
 		isConfigSoftDelete := config.ShouldSoftDelete(absolutePath)
 

src/util/files.go

@@ -45,3 +45,12 @@ func ListFiles(directory string) []string {
 
 	return fileNames
 }
+
+func IsDirectoryEmpty(directory string) bool {
+	files, err := os.ReadDir(directory)
+	if err != nil {
+		return true
+	}
+
+	return len(files) == 0
+}