From 09f57124f911e17fb15a48a0d18f500b8efe1283 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mislav=20Marohni=C4=87?= <mislav.marohnic@gmail.com>
Date: Wed, 3 Dec 2008 01:42:47 +0100
Subject: [PATCH] strip leading whitespace in generated code blocks

---
 lib/hanna/template_files/page.haml | 2 +-
 lib/hanna/template_helpers.rb      | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/hanna/template_files/page.haml b/lib/hanna/template_files/page.haml
index 41a4f15..6e2778b 100644
--- a/lib/hanna/template_files/page.haml
+++ b/lib/hanna/template_files/page.haml
@@ -45,6 +45,6 @@
 
   #text
     - if values["description"]
-      #description~ values["description"]
+      #description~ sanitize_code_blocks values["description"]
 
     = yield
diff --git a/lib/hanna/template_helpers.rb b/lib/hanna/template_helpers.rb
index d4bb7b5..475c5cf 100644
--- a/lib/hanna/template_helpers.rb
+++ b/lib/hanna/template_helpers.rb
@@ -104,5 +104,10 @@ def render_class_tree(tree, parent = nil)
         out
       end
     end
+    
+    # primarily for removing leading whitespace in <pre> tags
+    def sanitize_code_blocks(text)
+      text.gsub(/<pre>(.+?)<\/pre>/m) { "<pre>#{$1.sub(/^\s*\n/, '')}</pre>" }
+    end
   end
 end