From 21f5069e48d92af17a0b8b805342e956282e19ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Sat, 26 Jan 2019 10:29:29 +0100
Subject: [PATCH] Code-blocks auto-color.

---
 autoload/vimwiki/html.vim | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/autoload/vimwiki/html.vim b/autoload/vimwiki/html.vim
index ba2cc4c..243189a 100644
--- a/autoload/vimwiki/html.vim
+++ b/autoload/vimwiki/html.vim
@@ -344,7 +344,17 @@ endfunction
 
 
 function! s:tag_code(value)
-  return '<code>'.s:safe_html_preformatted(s:mid(a:value, 1)).'</code>'
+  let l:retstr = '<code'
+
+  let l:str = s:mid(a:value, 1)
+  let l:match = match(l:str, '^#[a-fA-F0-9]\{6\}$')
+
+  if l:match != -1
+    let l:retstr .= " style='background-color: " . l:str . ";'"
+  endif
+
+  let l:retstr .= '>'.s:safe_html_preformatted(l:str).'</code>'
+  return l:retstr
 endfunction