feat: incardinal directions (nw, ne, sw, se). probably janky in ways I haven't yet discovered.

1 files changed, 5 insertions, 12 deletions

diff --git a/internal/validate/checks.go b/internal/validate/checks.go
index 87c078e..a41ad86 100644
--- a/internal/validate/checks.go
+++ b/internal/validate/checks.go
@@ -45,12 +45,14 @@ func validateRooms(s Source) []Issue {
 
 		for dir, exit := range room.Exits {
 			switch dir {
-			case world.North, world.South, world.East, world.West, world.Up, world.Down:
+			case world.North, world.South, world.East, world.West,
+				world.Northeast, world.Northwest, world.Southeast, world.Southwest,
+				world.Up, world.Down:
 			default:
 				issues = append(issues, Issue{
 					Level:   "ERROR",
 					Type:    "reference",
-					Message: fmt.Sprintf("Room %d: invalid exit direction %q (only north/south/east/west/up/down supported)", id, dir),
+					Message: fmt.Sprintf("Room %d: invalid exit direction %q (only n/s/e/w/ne/nw/se/sw/up/down supported)", id, dir),
 				})
 				continue
 			}
@@ -867,15 +869,6 @@ func validateRoomWiring(s Source) []Issue {
 	return issues
 }
 
-// gridDeltas maps the horizontal exits to their grid movement. Up/Down are
-// intentionally excluded: they connect separate horizontal planes rather than
-// moving within one.
-var gridDeltas = map[world.ExitDir][2]int{
-	world.North: {0, -1},
-	world.South: {0, 1},
-	world.East:  {1, 0},
-	world.West:  {-1, 0},
-}
 
 // validateRoomGrid lays each reachable horizontal plane on a 2D grid starting
 // from the configured root rooms and reports when the exit layout cannot be
@@ -933,7 +926,7 @@ func validateRoomGrid(s Source) []Issue {
 					continue
 				}
 
-				d := gridDeltas[dir]
+				d := world.DirectionDeltas[dir]
 				want := [2]int{c[0] + d[0], c[1] + d[1]}
 
 				if existing, ok := coordOf[target]; ok {