contrib/lua/highlight.lua

   1 -- Source-code highlighting hook
   2
   3 highlight_file_types = {
   4     patch = "%.patch$",
   5     python = "%.py$",
   6     perl = "%.pl$",
   7     awk = "%.awk$",
   8     c = "%.[ch]$",
   9     sh = "%.sh$",
  10 }
  11
  12 function highlight (url, html)
  13     for language,pattern in pairs(highlight_file_types) do
  14         if string.find (url, pattern) then
  15             local tmp = tmpname ()
  16             writeto (tmp) write (html) writeto()
  17             html = pipe_read ("(code2html -l "..language.." "..tmp.." - ) 2>/dev/null")
  18             os.remove(tmp)
  19             return html,nil
  20         end
  21     end
  22
  23     return nil,nil
  24 end
  25
  26 table.insert(pre_format_html_hooks, highlight)