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Add Rococo variant
[vchess.git]
/
client
/
src
/
variants
/
Checkered.js
diff --git
a/client/src/variants/Checkered.js
b/client/src/variants/Checkered.js
index
79ea63c
..
ecf2581
100644
(file)
--- a/
client/src/variants/Checkered.js
+++ b/
client/src/variants/Checkered.js
@@
-177,7
+177,7
@@
export class CheckeredRules extends ChessRules {
// Does m2 un-do m1 ? (to disallow undoing checkered moves)
oppositeMoves(m1, m2) {
return (
// Does m2 un-do m1 ? (to disallow undoing checkered moves)
oppositeMoves(m1, m2) {
return (
- m1 &&
+
!!
m1 &&
m2.appear[0].c == "c" &&
m2.appear.length == 1 &&
m2.vanish.length == 1 &&
m2.appear[0].c == "c" &&
m2.appear.length == 1 &&
m2.vanish.length == 1 &&