Adding ls -a like functionality to Path.ls()

Sources/Path+ls.swift

@@ -1,14 +1,18 @@
 import Foundation
 
 public extension Path {
-    /// same as the `ls` command ∴ is ”shallow”
-    func ls() throws -> [Entry] {
-        let relativePaths = try FileManager.default.contentsOfDirectory(atPath: string)
-        func convert(relativePath: String) -> Entry {
-            let path = self/relativePath
+    /// Same as the `ls` command ∴ is ”shallow”
+    /// - Parameter skipHiddenFiles: Same as the `ls -a` if false. Otherwise returns only the non hidden files. Default is false.
+    func ls(skipHiddenFiles: Bool = false) throws -> [Entry] {
+        let options: FileManager.DirectoryEnumerationOptions = skipHiddenFiles ? [.skipsHiddenFiles] : []
+        let paths = try FileManager.default.contentsOfDirectory(at: url,
+                                                                includingPropertiesForKeys: nil,
+                                                                options: options)
+        func convert(url: URL) -> Entry? {
+            guard let path = Path(url.path) else { return nil }
             return Entry(kind: path.isDirectory ? .directory : .file, path: path)
         }
-        return relativePaths.map(convert)
+        return paths.compactMap(convert)
     }
 }
 

Tests/PathTests/PathTests.swift

@@ -17,6 +17,7 @@ class PathTests: XCTestCase {
         try tmpdir.join("a").mkdir().join("c").touch()
         try tmpdir.join("b").touch()
         try tmpdir.join("c").touch()
+        try tmpdir.join(".d").mkdir().join("e").touch()
 
         var paths = Set<String>()
         var dirs = 0
@@ -26,8 +27,30 @@ class PathTests: XCTestCase {
             }
             paths.insert(entry.path.basename())
         }
+        XCTAssertEqual(dirs, 2)
+        XCTAssertEqual(paths, ["a", "b", "c", ".d"])
+        
+    }
+    
+    func testEnumerationSkippingHiddenFiles() throws {
+        let tmpdir_ = try TemporaryDirectory()
+        let tmpdir = tmpdir_.path
+        try tmpdir.join("a").mkdir().join("c").touch()
+        try tmpdir.join("b").touch()
+        try tmpdir.join("c").touch()
+        try tmpdir.join(".d").mkdir().join("e").touch()
+        
+        var paths = Set<String>()
+        var dirs = 0
+        for entry in try tmpdir.ls(skipHiddenFiles: true) {
+            if entry.kind == .directory {
+                dirs += 1
+            }
+            paths.insert(entry.path.basename())
+        }
         XCTAssertEqual(dirs, 1)
         XCTAssertEqual(paths, ["a", "b", "c"])
+        
     }
 
     func testRelativeTo() {