1local fn = vim.fn
 2local cmd = vim.cmd
 3local M = {}
 4
 5function M.fzy_buffers()
 6  local buffers = {}
 7
 8  -- list of buffers
 9  local nbuf = fn.range(1, fn.bufnr('$'))
10
11  local winid = fn.win_getid()
12  -- filter out buffers that don't have 'buflisted' set
13  for _, n in ipairs(nbuf) do
14    if fn.buflisted(n) then
15      buffers[fn.bufname(n)] = n
16    end
17  end
18
19  -- write buffer names to file to feed to fzy
20  local buffile = fn.tempname() 
21  local f = io.open(buffile, "a")
22  for b, _ in pairs(buffers) do
23    f:write(b, '\n')
24  end
25  f:close()
26
27  fzy_cmd = {
28    'fzy -p "buf > " ',
29    '< ' .. buffile,
30  }
31
32  require('fzy/fzy').fzy_search(table.concat(fzy_cmd), function(stdout)
33    -- strip '\n'
34    local selected, _ = stdout:gsub('\n', '')
35    cmd('bd!')
36
37    cmd('buffer ' .. buffers[ selected ])
38    -- housekeeping
39    os.remove(buffile)
40  end
41  )
42
43end
44
45return M