Fix off-by-one in infiltration move termination check.

1 files changed, 7 insertions, 5 deletions

diff --git a/rules.js b/rules.js
index fbb1b0e..edccf06 100644
--- a/rules.js
+++ b/rules.js
@@ -1,6 +1,6 @@
 "use strict"
 
-// TODO: "danger_space" action for moving into interception/battle
+// TODO: don't allow activating force in Halifax/captured Louisbourg without a 3-value card (nothing to do but sail)
 
 // WONTFIX
 // TODO: select leader for defense instead of automatically picking the best
@@ -3107,7 +3107,7 @@ function can_infiltrate_search(type, used, carry, from, to) {
 		}
 
 		// Continue looking.
-		if (used < max_movement_cost(type)) {
+		if (used + 1 < max_movement_cost(type)) {
 			for (let next of spaces[to].exits) {
 				if (can_infiltrate_search(type, used + 1, carry, to, next))
 					return true
@@ -3186,6 +3186,8 @@ function apply_move(to) {
 	let who = moving_piece()
 	let from = moving_piece_space()
 
+	let maybe_infiltrated = is_lone_auxiliary(who) && can_infiltrate(from, to)
+
 	if (game.move.type === 'naval')
 		game.move.used = 9
 	else
@@ -3236,21 +3238,21 @@ function apply_move(to) {
 	game.move.infiltrated = 0
 
 	if (has_enemy_stockade(to)) {
-		if (is_lone_auxiliary(who) && can_infiltrate(from, to))
+		if (maybe_infiltrated)
 			game.move.infiltrated = 1
 		else
 			stop_move()
 	}
 
 	if (has_unbesieged_enemy_fort_or_fortress(to)) {
-		if (is_lone_auxiliary(who) && can_infiltrate(from, to))
+		if (maybe_infiltrated)
 			game.move.infiltrated = 1
 		else
 			stop_move()
 	}
 
 	if (has_unbesieged_enemy_units(to)) {
-		if (is_lone_auxiliary(who) && can_infiltrate(from, to))
+		if (maybe_infiltrated)
 			game.move.infiltrated = 1
 	}