From b843f7832530b5a03c384fb7bfafb7c13223d2b2 Mon Sep 17 00:00:00 2001
From: Nicolas Stepien <stepien.nicolas@gmail.com>
Date: Wed, 22 Feb 2012 06:28:55 +0100
Subject: [PATCH] More comment text reading for filter optimizations.

---
 4chan_x.user.js | 11 +++--------
 script.coffee   |  8 ++------
 2 files changed, 5 insertions(+), 14 deletions(-)

diff --git a/4chan_x.user.js b/4chan_x.user.js
index 4953abbad..04a293c82 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -639,18 +639,13 @@
       return sub.textContent;
     },
     comment: function(root) {
-      var i, len, node, nodes, text;
+      var data, i, len, nodes, text;
       text = [];
-      nodes = d.evaluate('.//node()', root.lastChild, null, 7, null);
+      nodes = d.evaluate('.//br|.//text()', root.lastChild, null, 7, null);
       i = 0;
       len = nodes.snapshotLength;
       while (i < len) {
-        node = nodes.snapshotItem(i++);
-        if (node instanceof Text) {
-          text.push(node.data);
-        } else if (node instanceof HTMLBRElement) {
-          text.push('\n');
-        }
+        text.push((data = nodes.snapshotItem(i++).data) ? data : '\n');
       }
       return text.join('');
     },
diff --git a/script.coffee b/script.coffee
index 08c981e07..0605e5703 100644
--- a/script.coffee
+++ b/script.coffee
@@ -554,15 +554,11 @@ filter =
   comment: (root) ->
     text = []
     # XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE is 7
-    nodes = d.evaluate './/node()', root.lastChild, null, 7, null
+    nodes = d.evaluate './/br|.//text()', root.lastChild, null, 7, null
     i = 0
     len = nodes.snapshotLength
     while i < len
-      node = nodes.snapshotItem i++
-      if node instanceof Text
-        text.push node.data
-      else if node instanceof HTMLBRElement
-        text.push '\n'
+      text.push if data = nodes.snapshotItem(i++).data then data else '\n'
     text.join ''
   filename: (root) ->
     if file = $ '.filesize > span', root