Elixirの、Vim Unite outline sourceを書いた

ElixirのUnite outline sourceを書いた。
暫く使ってみて、有用ならなんとかする。

"=============================================================================
" File    : autoload/unite/sources/outline/elixir.vim
" Author  : ne_Sachirou <utakata.c4se@gmail.com>
" Updated : 2013-07-12
"
" Licensed under the MIT license:
" http://www.opensource.org/licenses/mit-license.php
"
"=============================================================================

" Default outline info for Elixir
" Version: 0.1.1

function! unite#sources#outline#elixir#outline_info()
  return s:outline_info
endfunction

let s:Util = unite#sources#outline#import('Util')

let s:outline_info = {
      \ 'heading': '^\s*def\%(module\|record\|macro\|protocol\|impl\|delegate\|exception\|overridable\)\?p\?'
      \ }

function! s:outline_info.create_heading(which, heading_line, matched_line, context)
  let h_lnum = a:context.heading_lnum
  " Level 1 to 3 are reserved for comment headings.
  let level = s:Util.get_indent_level(a:context, h_lnum) + 3
  let heading = {
        \ 'word' : a:heading_line,
        \ 'level': level,
        \ 'type' : 'generic',
        \ }
  return heading
endfunction