day05: Coordinate() learned a new trick :)

day05.py

@@ -1,7 +1,6 @@
 from aoc import AOCDay
 from coordinate import Coordinate
 from grid import Grid
-from tools import compare
 from typing import Any
 
 
@@ -13,9 +12,8 @@ def buildLineGrid(lines: list[list[str]], diagonals: bool = False) -> Grid:
         if not diagonals and start.x != end.x and start.y != end.y:
             continue
 
-        diff = end - start
-        for x in range(max(abs(diff.x), abs(diff.y)) + 1):
-            grid.add(Coordinate(start.x + compare(diff.x, 0) * x, start.y + compare(diff.y, 0) * x))
+        for c in start.getLineTo(end):
+            grid.add(c)
 
     return grid