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local M = {}
function M.setup()
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 luasnip = require("luasnip")
local cmp = require("cmp")
cmp.setup {
completion = { completeopt = "menu,menuone,noinsert", keyword_length = 1 },
experimental = { native_menu = false, ghost_text = false },
snippet = {
expand = function(args)
require("luasnip").lsp_expand(args.body)
end,
},
formatting = {
format = function(entry, vim_item)
vim_item.menu = ({
nvim_lsp = "[LSP]",
buffer = "[Buffer]",
luasnip = "[Snip]",
nvim_lua = "[Lua]",
treesitter = "[Treesitter]",
path = "[Path]",
})[entry.source.name]
return vim_item
end,
},
mapping = {
["<C-k>"] = cmp.mapping(cmp.mapping.select_prev_item(), { "i", "c" }),
["<C-j>"] = cmp.mapping(cmp.mapping.select_next_item(), { "i", "c" }),
["<C-b>"] = cmp.mapping(cmp.mapping.scroll_docs(-4), { "i", "c" }),
["<C-f>"] = cmp.mapping(cmp.mapping.scroll_docs(4), { "i", "c" }),
["<C-Space>"] = cmp.mapping(cmp.mapping.complete(), { "i", "c" }),
["<C-e>"] = cmp.mapping { i = cmp.mapping.close(), c = cmp.mapping.close() },
["<CR>"] = cmp.mapping {
i = cmp.mapping.confirm { behavior = cmp.ConfirmBehavior.Replace, select = false },
c = function(fallback)
if cmp.visible() then
cmp.confirm { behavior = cmp.ConfirmBehavior.Replace, select = false }
else
fallback()
end
end,
},
["<Tab>"] = cmp.mapping(
function(fallback)
if cmp.visible() then
cmp.select_next_item()
elseif luasnip.expand_or_jumpable() then
luasnip.expand_or_jump()
elseif has_words_before() then
cmp.complete()
else
fallback()
end
end, {
"i",
"s",
"c",
}),
["<S-Tab>"] = cmp.mapping(function(fallback)
if cmp.visible() then
cmp.select_prev_item()
elseif luasnip.jumpable(-1) then
luasnip.jump(-1)
else
fallback()
end
end, {
"i",
"s",
"c",
}),
},
sources = {
{ name = "nvim_lsp" },
{ name = "treesitter" },
{ name = "buffer" },
{ name = "luasnip" },
{ name = "nvim_lua" },
{ name = "path" },
-- { name = "spell" },
-- { name = "emoji" },
-- { name = "calc" },
},
window = {
documentation = {
border = { "", "", "", "", "", "", "", "" },
winhighlight = "NormalFloat:NormalFloat,FloatBorder:TelescopeBorder",
},
},
}
-- Use buffer source for `/`
cmp.setup.cmdline("/", {
enabled = false
-- mapping = cmp.mapping.preset.cmdline(),
-- sources = {
-- { name = "buffer" },
-- },
})
-- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
cmp.setup.cmdline(':', {
sources = cmp.config.sources({
{ name = 'path' }
}, {
{ name = 'cmdline' }
})
})
end
return M