howmのタイトル一覧を取得

unite_howm.vim

#howmを使っているならhowm_dirが定義されているはず
let howm_dir="~/Dropbox/memo"
 
let s:unite_howm = {
            \   'name': 'howm',
            \   'howm_dir': howm_dir,
            \ }
function! s:unite_howm.gather_candidates(args,  context)
    let lines = split(system("grep ^= " . s:unite_howm.howm_dir . "/*/*/*" ), "\n")
    " let lines = split(system("grep ^= " . "~/Dropbox/memo/*/*/*" ), "\n")
    " let lines = split(system(printf("%s%s%s", "grep ^= " , howm_dir , "\/*/*/*") ), "\n")
    let path = expand('#:p')
    let format = '%' . strlen(len(lines)) . 'd: %s`'
    return map(lines,  '{
                \   "word": split(v:val, ":")[1] ,
                \   "source": "howm",
                \   "kind": "jump_list",
                \   "action__path": split(v:val, ":")[0],
                \ }')
endfunction
call unite#define_source(s:unite_howm)