From 7cec996f90cd31ca2572e444717bfcc4ddee52fc Mon Sep 17 00:00:00 2001
From: Anatol Broder <anatol@penibelst.de>
Date: Tue, 17 Sep 2013 21:41:11 +0200
Subject: [PATCH] Validate the entire markup as soon as possible

---
 lib/jekyll/tags/include.rb | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/lib/jekyll/tags/include.rb b/lib/jekyll/tags/include.rb
index c4dea149..f02f6310 100644
--- a/lib/jekyll/tags/include.rb
+++ b/lib/jekyll/tags/include.rb
@@ -2,21 +2,24 @@ module Jekyll
   module Tags
     class IncludeTag < Liquid::Tag
 
-      VALID_SYNTAX = /([\w-]+)\s*=\s*(?:"([^"\\]*(?:\\.[^"\\]*)*)"|'([^'\\]*(?:\\.[^'\\]*)*)'|([\w\.-]+))/
-
       SYNTAX_EXAMPLE = "{% include file.ext param='value' param2='value' %}"
 
+      VALID_SYNTAX = /([\w-]+)\s*=\s*(?:"([^"\\]*(?:\\.[^"\\]*)*)"|'([^'\\]*(?:\\.[^'\\]*)*)'|([\w\.-]+))/      
+
       INCLUDES_DIR = '_includes'
 
       def initialize(tag_name, markup, tokens)
         super
         @file, @params = markup.strip.split(' ', 2);
+        validate_syntax
+      end
+
+      def validate_syntax
         validate_file_name
+        validate_params if @params
       end
 
       def parse_params(context)
-        validate_params
-
         params = {}
         markup = @params