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local has_words_before = function()
local line, col = unpack(vim.api.nvim_win_get_cursor(0))
return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match '%s' == nil
end
local cmp = require 'cmp'
local lspkind = require 'lspkind'
-- Set completeopt to have a better completion experience
vim.o.completeopt = 'menuone,longest,preview'
cmp.setup {
experimental = {
ghost_text = true,
},
formatting = {
format = lspkind.cmp_format {
mode = 'symbol',
menu = {
nvim_lsp = '[LSP]',
nvim_lua = '[Lua]',
buffer = '[BUF]',
},
},
},
mapping = {
['<C-p>'] = cmp.mapping.select_prev_item(),
['<C-n>'] = cmp.mapping.select_next_item(),
['<C-d>'] = cmp.mapping.scroll_docs(-4),
['<C-r>'] = cmp.mapping.scroll_docs(4),
['<C-Space>'] = cmp.mapping.complete(),
['<C-e>'] = cmp.mapping.close(),
['<CR>'] = cmp.mapping.confirm {
behavior = cmp.ConfirmBehavior.replace,
select = false,
},
['<Tab>'] = cmp.mapping(function(fallback)
if cmp.visible() then
cmp.select_next_item()
elseif has_words_before() then
cmp.complete()
else
fallback()
end
end, { 'i', 's' }),
['<S-Tab>'] = cmp.mapping(function(fallback)
if cmp.visible() then
cmp.select_prev_item()
else
fallback()
end
end, { 'i', 's' }),
},
sources = {
{ name = 'nvim_lsp' },
{ name = 'nvim_lsp_signature_help' },
{ name = 'nvim_lua' },
{ name = 'path' },
{ name = 'buffer' },
},
}
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