Make Path Codable

Sources/Path+Extensions.swift

@@ -0,0 +1,20 @@
+
+import Foundation
+
+extension Path: Codable {
+    public init?(_ string: String?) {
+        guard let string = string else { return nil }
+        self.init(string)
+    }
+
+    public func encode(to encoder: Encoder) throws {
+        var container = encoder.singleValueContainer()
+        try container.encode(string)
+    }
+
+    public init(from decoder: Decoder) throws {
+        let container = try decoder.singleValueContainer()
+        let string: String = try container.decode(String.self)
+        self.init(string)
+    }
+}

Tests/PathKitTests/XCTest.swift

@@ -4,4 +4,37 @@ class PathKitTests: XCTestCase {
   func testRunSpectre() {
     testPathKit()
   }
+
+  func test_codable() throws {
+    // GIVEN
+    let path: Path = .init("/testPath")
+    let encoder: JSONEncoder = .init()
+    let decoder: JSONDecoder = .init()
+
+    // WHEN
+    let data: Data = try encoder.encode(path)
+    let decodedPath: Path = try decoder.decode(Path.self, from: data)
+
+    // THEN
+    XCTAssertEqual(path, decodedPath)
+  }
+
+  func test_init_string() {
+    // GIVEN
+    let path: Path = .init("/testPath")
+
+    // WHEN
+    let initPath: Path = .init(path.string)
+
+    // THEN
+    XCTAssertEqual(path, initPath)
+  }
+
+  func test_init_nil() {
+    // WHEN
+    let initPath: Path? = .init(nil)
+
+    // THEN
+    XCTAssertNil(initPath)
+  }
 }