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commit 66ebcf2c460e174e448c8893c33d80131163e39a
parent 4c28f5f7c6e23ed24f3bc75aa894a1df3c10e9d2
Author: Frédéric Wang <fred.wang@free.fr>
Date:   Thu, 21 Mar 2013 17:32:46 +0100

Fix a processing error when an empty <mo> is used as a fence. #359

Diffstat:
M
unpacked/jax/input/MathML/jax.js
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/unpacked/jax/input/MathML/jax.js b/unpacked/jax/input/MathML/jax.js
@@ -164,8 +164,8 @@
         var first = mml.data[0], last = mml.data[mml.data.length-1];
         if (first.type === "mo" && first.fence &&
             last.type === "mo" && last.fence) {
-          mml.open = first.data[0].data[0];
-          mml.close = last.data[0].data[0];
+          if (first.data[0]) {mml.open = first.data[0].data[0]}
+          if (last.data[0]) {mml.close = last.data[0].data[0]}
         }
       }
     },