.some

Sources/Path+ls.swift

@@ -0,0 +1,27 @@
+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
+            return Entry(kind: path.isDirectory ? .directory : .file, path: path)
+        }
+        return relativePaths.map(convert)
+    }
+}
+
+public extension Array where Element == Path.Entry {
+    var directories: [Path] {
+        return compactMap {
+            $0.kind == .directory ? $0.path : nil
+        }
+    }
+
+    func files(withExtension ext: String) -> [Path] {
+        return compactMap {
+            $0.kind == .file && $0.path.extension == ext ? $0.path : nil
+        }
+    }
+}