X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=tictactoe.js;h=da55c9f48e42c663f3e4016acaf6f4f083f15061;hb=00507589b4984d50a34a383975fc6323db19bcfa;hp=d5a07b25506b79618993ed9ec67befb6ee289936;hpb=53806350bc2b8e36bf9d2561729b4608403af96d;p=lmno-server

diff --git a/tictactoe.js b/tictactoe.js
index d5a07b2..da55c9f 100644
--- a/tictactoe.js
+++ b/tictactoe.js
@@ -15,7 +15,7 @@ class TicTacToe extends Game {
   add_move(square) {
     /* Cannot move to an occupied square. */
     if (this.state.board[square])
-      return false;
+      return { legal: false, message: "Square is already occupied" };
 
     this.state.board[square] = this.state.next_player;
     this.state.moves.push(square);
@@ -25,7 +25,7 @@ class TicTacToe extends Game {
     else
       this.state.next_player = "X";
 
-    return true;
+    return { legal: true };
   }
 }