From c6235bd38ac1bd4e12acaf41de14c1f26c0ccde4 Mon Sep 17 00:00:00 2001
From: fiatcode <fiatcode@posteo.com>
Date: Tue, 24 Feb 2026 10:47:38 +0700
Subject: [PATCH] GREEN: implement move forward

---
 lib/mars_rover.dart | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/lib/mars_rover.dart b/lib/mars_rover.dart
index 78613b1..546d714 100644
--- a/lib/mars_rover.dart
+++ b/lib/mars_rover.dart
@@ -24,4 +24,21 @@ class Rover {
     };
     direction = rightTurns[direction]!;
   }
+
+  void moveForward() {
+    switch (direction) {
+      case 'N':
+        y += 1;
+        break;
+      case 'E':
+        x += 1;
+        break;
+      case 'S':
+        y -= 1;
+        break;
+      case 'W':
+        x -= 1;
+        break;
+    }
+  }
 }