-- Autocompletion shenanigans
local cmp = require'cmp'

cmp.setup({
snippet = {
  expand = function(args)
    vim.fn["vsnip#anonymous"](args.body)
  end,
  },
  window = {
    completion = cmp.config.window.bordered(),
    documentation = cmp.config.window.bordered(),
  },
  mapping = cmp.mapping.preset.insert({
    ['<C-b>'] = cmp.mapping.scroll_docs(-4),
    ['<C-f>'] = cmp.mapping.scroll_docs(4),
    ['<C-Space>'] = cmp.mapping.complete(),
    ['<C-e>'] = cmp.mapping.abort(),
    ['<CR>'] = cmp.mapping.confirm({ select = true }),
  }),
  sources = cmp.config.sources({
    { name = 'nvim_lsp' },
    { name = 'vsnip' },
    { name = 'buffer' },
  })
})

-- filetype specific setup
-- gitconfig
cmp.setup.filetype('gitcommit', {
  sources = cmp.config.sources({
    { name = 'git' },
    { name = 'buffer' },
  })
})

-- / andd ? completion
cmp.setup.cmdline({'/', '?'}, {
  mapping = cmp.mapping.preset.cmdline(),
  sources = { { name = 'buffer' } },
})

-- : completion
cmp.setup.cmdline(':', {
  mapping = cmp.mapping.preset.cmdline(),
  sources = {
    { name = 'path' },
    { name = 'cmdline' },
  },
  matching = { disallow_symbol_nonprefix_matching = false },
})