neovim-config/lua/plugins/configs/cmp.lua

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local present, cmp = pcall(require, "cmp")
if not present then
return
end
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vim.opt.completeopt = "menuone,noselect"
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-- nvim-cmp setup
cmp.setup {
snippet = {
expand = function(args)
require("luasnip").lsp_expand(args.body)
end,
},
formatting = {
format = function(entry, vim_item)
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-- load lspkind icons
vim_item.kind = string.format(
"%s %s",
require("plugins.configs.lspkind_icons").icons[vim_item.kind],
vim_item.kind
)
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vim_item.menu = ({
nvim_lsp = "[LSP]",
nvim_lua = "[Lua]",
buffer = "[BUF]",
})[entry.source.name]
return vim_item
end,
},
mapping = {
["<C-p>"] = cmp.mapping.select_prev_item(),
["<C-n>"] = cmp.mapping.select_next_item(),
["<C-d>"] = cmp.mapping.scroll_docs(-4),
["<C-f>"] = cmp.mapping.scroll_docs(4),
["<C-Space>"] = cmp.mapping.complete(),
["<C-e>"] = cmp.mapping.close(),
["<CR>"] = cmp.mapping.confirm {
behavior = cmp.ConfirmBehavior.Replace,
select = true,
},
["<Tab>"] = function(fallback)
if vim.fn.pumvisible() == 1 then
vim.fn.feedkeys(vim.api.nvim_replace_termcodes("<C-n>", true, true, true), "n")
elseif require("luasnip").expand_or_jumpable() then
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vim.fn.feedkeys(vim.api.nvim_replace_termcodes("<Plug>luasnip-expand-or-jump", true, true, true), "")
else
fallback()
end
end,
["<S-Tab>"] = function(fallback)
if vim.fn.pumvisible() == 1 then
vim.fn.feedkeys(vim.api.nvim_replace_termcodes("<C-p>", true, true, true), "n")
elseif require("luasnip").jumpable(-1) then
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vim.fn.feedkeys(vim.api.nvim_replace_termcodes("<Plug>luasnip-jump-prev", true, true, true), "")
else
fallback()
end
end,
},
sources = {
{ name = "nvim_lsp" },
{ name = "luasnip" },
{ name = "buffer" },
{ name = "nvim_lua" },
},
}