dotfiles/dot_config/nvim/lua/plugins/coding.lua.tmpl

return {
{{- if eq .chezmoi.os "openbsd" }}
  -- snippets
  {
    "L3MON4D3/LuaSnip",
    build = (not jit.os:find("Windows"))
        and "echo 'NOTE: jsregexp is optional, so not a big deal if it fails to build'; make install_jsregexp"
        or nil,
    dependencies = {
      "rafamadriz/friendly-snippets",
      config = function()
        require("luasnip.loaders.from_vscode").lazy_load()
      end,
    },
    opts = {
      history = true,
      delete_check_events = "TextChanged",
    },
    -- stylua: ignore
    keys = {
      {
        "<tab>",
        function()
          return require("luasnip").jumpable(1) and "<Plug>luasnip-jump-next" or "<tab>"
        end,
        expr = true,
        silent = true,
        mode = "i",
      },
      { "<tab>",   function() require("luasnip").jump(1) end,  mode = "s" },
      { "<s-tab>", function() require("luasnip").jump(-1) end, mode = { "i", "s" } },
    },
  },

  -- auto completion
  {
    "hrsh7th/nvim-cmp",
    version = false,     -- last release is way too old
    event = "InsertEnter",
    dependencies = {
      "hrsh7th/cmp-nvim-lsp",
      "hrsh7th/cmp-buffer",
      "hrsh7th/cmp-path",
      "saadparwaiz1/cmp_luasnip",
    },
    opts = function()
      vim.api.nvim_set_hl(0, "CmpGhostText", { link = "Comment", default = true })
      local kind_icons = {
        Text = " ",
        Method = " ",
        Function = " ",
        Constructor = " ",
        Field = " ",
        Variable = " ",
        Class = " ",
        Interface = " ",
        Module = " ",
        Property = " ",
        Unit = "",
        Value = " ",
        Enum = " ",
        Keyword = " ",
        Snippet = " ",
        Color = " ",
        File = " ",
        Reference = " ",
        Folder = " ",
        EnumMember = " ",
        Constant = " ",
        Struct = " ",
        Event = " ",
        Operator = " ",
        TypeParameter = "󰅲",
      }

      local luasnip = require('luasnip')
      local cmp = require("cmp")
      local defaults = require("cmp.config.default")()
      return {
        completion = {
          completeopt = "menu,menuone,noinsert",
        },
        snippet = {
          expand = function(args)
            luasnip.lsp_expand(args.body)
          end,
        },
        mapping = cmp.mapping.preset.insert({
          ["<C-n>"] = cmp.mapping.select_next_item({ behavior = cmp.SelectBehavior.Insert }),
          ["<C-p>"] = cmp.mapping.select_prev_item({ behavior = cmp.SelectBehavior.Insert }),
          ["<C-b>"] = cmp.mapping.scroll_docs(-4),
          ["<C-f>"] = cmp.mapping.scroll_docs(4),
          ["<C-Space>"] = cmp.mapping.complete(),
          ["<C-e>"] = cmp.mapping.abort(),
          ["<CR>"] = cmp.mapping.confirm({ select = true }),           -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
          ["<S-CR>"] = cmp.mapping.confirm({
            behavior = cmp.ConfirmBehavior.Replace,
            select = true,
          }),           -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
          ["<C-CR>"] = function(fallback)
            cmp.abort()
            fallback()
          end,
        }),
        sources = cmp.config.sources({
          { name = "nvim_lsp", keyword_length = 1 },
          { name = "luasnip",  keyword_length = 2 },
          { name = "path" },
        }, {
          { name = "buffer", keyword_length = 3 },
        }),
        formatting = {
          format = function(entry, vim_item)
            -- Kind icons
            vim_item.kind = string.format('%s %s', kind_icons[vim_item.kind], vim_item.kind)             -- This concatenates the icons with the name of the item kind
            -- Source
            vim_item.menu = ({
              buffer = "[Buffer]",
              nvim_lsp = "[LSP]",
              luasnip = "[LuaSnip]",
              nvim_lua = "[Lua]",
              latex_symbols = "[LaTeX]",
            })[entry.source.name]
            return vim_item
          end
        },
        experimental = {
          ghost_text = {
            hl_group = "CmpGhostText",
          },
        },
        sorting = defaults.sorting,
      }
    end,
    config = function(_, opts)
      for _, source in ipairs(opts.sources) do
        source.group_index = source.group_index or 1
      end
      require("cmp").setup(opts)
    end,
  },

  {
    "kylechui/nvim-surround",
    version = "*",     -- Use for stability; omit to use `main` branch for the latest features
    event = "VeryLazy",
    config = function()
      require("nvim-surround").setup({
        -- Configuration here, or leave empty to use defaults
      })
    end
  },
{{ end }}
  {
    "windwp/nvim-autopairs",
    event = "InsertEnter",
    opts = {
      fast_wrap = {},
    },
  },
}