From: Ben Darnell <bdarnell@beaker.local>
Date: Thu, 18 Mar 2010 01:48:32 +0000 (-0700)
Subject: Allow more than two consecutive curlies to appear in templates (and use
X-Git-Tag: v1.0.0~73^2~6
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fca7c831341b864916c6c97bdbdb2f95d95b2c12;p=thirdparty%2Ftornado.git

Allow more than two consecutive curlies to appear in templates (and use
the innermost).  This was previously a syntax error in the generated python.
---

diff --git a/tornado/template.py b/tornado/template.py
index eafee778f..b5e94bda7 100644
--- a/tornado/template.py
+++ b/tornado/template.py
@@ -460,6 +460,13 @@ def _parse(reader, in_block=None):
             if reader[curly + 1] not in ("{", "%"):
                 curly += 1
                 continue
+            # When there are more than 2 curlies in a row, use the
+            # innermost ones.  This is useful when generating languages
+            # like latex where curlies are also meaningful
+            if (curly + 2 < reader.remaining() and
+                reader[curly + 1] == '{' and reader[curly + 2] == '{'):
+                curly += 1
+                continue
             break
 
         # Append any text before the special token