From fcc419a04e5db89586edb0fb29707144225e129b Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Sun, 18 Jan 2015 15:49:59 -0800
Subject: Removed unnecessary check.

---
 js/lib/blocks.js | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/js/lib/blocks.js b/js/lib/blocks.js
index 7f13b9f..cf64652 100644
--- a/js/lib/blocks.js
+++ b/js/lib/blocks.js
@@ -554,10 +554,6 @@ var incorporateLine = function(ln) {
 var finalize = function(block, lineNumber) {
     var pos;
     var above = block._parent;
-    // don't do anything if the block is already closed
-    if (!block._open) {
-        return;
-    }
     block._open = false;
     block.sourcepos[1] = [lineNumber, this.lastLineLength + 1];
 
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