From: Jason Woofenden <jason@jasonwoof.com>
Date: Sun, 24 Nov 2013 10:57:09 +0000 (-0500)
Subject: no need for crazy array maniplulation
X-Git-Url: https://jasonwoof.com/gitweb/?p=hexbog.git;a=commitdiff_plain;h=f22ca7c08d0628d1b4a021820afdd406b4e826a0

no need for crazy array maniplulation
---

diff --git a/main.coffee b/main.coffee
index c5b9da3..89bc695 100644
--- a/main.coffee
+++ b/main.coffee
@@ -449,11 +449,14 @@ blip_selection = ->
 			for t in b.down
 				unsink t
 		else
-			while b.flips > 0 and b.down.length > 0
+			down_count = b.down.length
+			while b.flips > 0 and down_count
 				b.flips -= 1
-				flipper = Math.floor(Math.random() * b.down.length)
+				flipper = Math.floor(Math.random() * down_count)
 				unsink b.down[flipper]
-				b.down = [b.down[0...flipper]..., b.down[flipper+1...b.down.length]...]
+				down_count -= 1
+				# move the last tile back into range
+				b.down[flipper] = b.down[down_count]
 		if b.force > 0
 			for t in b.up
 				t.new_hp = t.hp + b.force