From 7c9b364957c323a4b60a79005fdecae4017206a4 Mon Sep 17 00:00:00 2001
From: Soonho Kong <soonhok@cs.cmu.edu>
Date: Fri, 27 Mar 2015 11:37:47 -0400
Subject: [PATCH] fix(emacs/lean-info): lean-info-list-parse

close #302
---
 src/emacs/lean-info.el | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/emacs/lean-info.el b/src/emacs/lean-info.el
index c5fdaf203..d4676b158 100644
--- a/src/emacs/lean-info.el
+++ b/src/emacs/lean-info.el
@@ -396,7 +396,10 @@ Take out \"BEGININFO\" and \"ENDINFO\" and Use \"ACK\" as a delim."
         start-column)
     (cond
      ;; Proof State Case
-     ((and column-number (or (looking-at ",") (looking-back (rx "," (* white)))))
+     ((and column-number (or (looking-at ",")
+                             (and
+                              (looking-at (rx white))
+                              (looking-back (rx "," (* white))))))
       ;; Find a position of "," and filter the info-list to extract proofstate info
       (lean-info-list-filter info-list
                              (save-excursion