1 files changed, 14 insertions, 10 deletions
diff --git a/Vec.py b/Vec.py
index 31a67da..a6e0dcd 100644
--- a/Vec.py
+++ b/Vec.py
@@ -1,23 +1,27 @@
 
+from __future__ import annotations
+
 class Vec2:
 
-    def __init__(self, x, y):
+    def __init__(self, x: int, y: int) -> None:
         self.x = x
         self.y = y
 
-    def __add__(self, other):
+    def __add__(self, other: 'Vec2') -> 'Vec2':
         return Vec2(self.x + other.x, self.y + other.y)
 
-    def __eq__(self, other):
-        return (other != None) and (self.x == other.x) and (self.y == other.y)
+    def __eq__(self, other: object) -> bool:
+        match other:
+            case Vec2(): return self.x == other.x and self.y == other.y
+            case _: return False
 
-    def neg(self):
+    def neg(self) -> 'Vec2':
         return Vec2(-self.x, -self.y)
 
-    def toString(self):
+    def toString(self) -> str:
         return f"({self.x}, {self.y})"
 
-right = Vec2(1, 0)
-up = Vec2(0, -1)
-left = Vec2(-1, 0)
-down = Vec2(0, 1)
+right: Vec2 = Vec2(1, 0)
+up: Vec2    = Vec2(0, -1)
+left: Vec2  = Vec2(-1, 0)
+down: Vec2  = Vec2(0, 1)