nvim/lua/rua/plugins/nvim-cmp.lua

return {
  {
    "hrsh7th/nvim-cmp",
    event = "InsertEnter",
    dependencies = {
      "hrsh7th/cmp-buffer", -- source for text in buffer
      "hrsh7th/cmp-path", -- source for file system paths
      { "petertriho/cmp-git", opts = {} }, -- source for git
      {
        "L3MON4D3/LuaSnip", -- snippet
        -- follow latest release.
        version = "v2.*", -- Replace <CurrentMajor> by the latest released major (first number of latest release)
        -- install jsregexp (optional!).
        build = "make install_jsregexp",
      },
      "saadparwaiz1/cmp_luasnip", -- for autocompletion
      "rafamadriz/friendly-snippets", -- useful snippets
      "onsails/lspkind.nvim", -- vs-code like pictograms
      { "roobert/tailwindcss-colorizer-cmp.nvim", opts = {} }, -- tailwind css
    },
    config = function()
      local cmp = require("cmp")
      local luasnip = require("luasnip")
      local lspkind = require("lspkind")

      -- loads vscode style snippets from installed plugins (e.g. friendly-snippets)
      require("luasnip.loaders.from_vscode").lazy_load()

      -- cmp formatting.format
      local format_kinds = lspkind.cmp_format({
        maxwidth = 50,
        ellipsis_char = "...",
      })

      cmp.setup({
        completion = {
          completeopt = "menu,menuone,preview,noselect",
        },
        snippet = { -- configure how nvim-cmp interacts with snippet engine
          expand = function(args)
            luasnip.lsp_expand(args.body)
          end,
        },
        mapping = cmp.mapping.preset.insert({
          -- ["<C-k>"] = cmp.mapping.select_prev_item(), -- previous suggestion
          -- ["<C-j>"] = cmp.mapping.select_next_item(), -- next suggestion
          ["<C-u>"] = cmp.mapping.scroll_docs(-4),
          ["<C-d>"] = cmp.mapping.scroll_docs(4),
          ["<C-Space>"] = cmp.mapping.complete(), -- show completion suggestions
          ["<C-e>"] = cmp.mapping.abort(), -- close completion window
          ["<CR>"] = cmp.mapping.confirm({ select = true }),
        }),
        -- sources for autocompletion
        sources = cmp.config.sources({
          { name = "nvim_lsp" },
          { name = "luasnip" }, -- snippets
          { name = "buffer" }, -- text within current buffer
          { name = "path" }, -- file system paths
          { name = "crates" }, -- rust crates
          { name = "git" },
        }),

        ---@diagnostic disable-next-line: missing-fields
        formatting = {
          format = function(entry, item)
            format_kinds(entry, item) -- add icons
            return require("tailwindcss-colorizer-cmp").formatter(entry, item)
          end,
        },
      })
    end,
  },
  {
    "supermaven-inc/supermaven-nvim",
    event = "BufReadPost",
    config = function()
      local platform = vim.loop.os_uname().sysname
      if platform == "FreeBSD" then
        return
      end
      require("supermaven-nvim").setup({})
    end,
  },
}