return {
    {
        "hrsh7th/nvim-cmp",
        ---@param opts cmp.ConfigSchema
        opts = function(_, opts)
        local has_words_before = function()
            unpack = unpack or table.unpack
            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")
    
        opts.mapping = vim.tbl_extend("force", opts.mapping, {
            ["<Tab>"] = cmp.mapping(function(fallback)
            if cmp.visible() then
                -- You could replace select_next_item() with confirm({ select = true }) to get VS Code autocompletion behavior
                cmp.select_next_item()
            elseif vim.snippet.active({ direction = 1 }) then
                vim.schedule(function()
                vim.snippet.jump(1)
                end)
            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()
            elseif vim.snippet.active({ direction = -1 }) then
                vim.schedule(function()
                vim.snippet.jump(-1)
                end)
            else
                fallback()
            end
            end, { "i", "s" }),
        })
        end,
    }
}