{ "L3MON4D3/LuaSnip", -- {{{
    -- follow latest release.
    version = "v2.*", -- Replace <CurrentMajor> by the latest released major (first number of latest release)

    -- install jsregexp (optional!).
    -- doesn't work on Windows
    -- build = "make install_jsregexp",

    opts = {},

    dependencies = {
        -- VSCode-style snippets that should work with any snippet engine, including
        -- LuaSnip
        "rafamadriz/friendly-snippets",
    },

    setup = function(_, opts)
        local ls = require("luasnip")
        ls.setup(opts)

        vim.keymap.set({"i"}, "<c-j>", function() ls.expand_or_jump() end, {silent = true})
        -- vim.keymap.set({"i", "s"}, "<c-j>", function() ls.jump(1) end, {silent = true})
        vim.keymap.set({"i", "s"}, "<c-k>", function() ls.jump(-1) end, {silent = true})

        vim.keymap.set({"i", "s"}, "<c-e>", function()
            if ls.choice_active() then
                ls.change_choice(1)
            end
        end, {silent = true})

        local s = ls.snippet
        local t = ls.text_node
        local i = ls.insert_node

        ls.add_snippets("all", {
            s("ternary", {
                -- equivalent to "${1:cond} ? ${2:then} : ${3:else}"
                i(1, "cond"), t(" ? "), i(2, "then"), t(" : "), i(3, "else")
            })
        })

        -- apparently this is needed for luasnip to recognize friendly-snippets.
        -- source:
        -- https://github.com/rafamadriz/friendly-snippets/tree/main
        require("luasnip.loaders.from_vscode").lazy_load()
    end,
}, -- }}}

{ "hrsh7th/nvim-cmp", -- {{{
    dependencies = {
        "neovim/nvim-lspconfig",
        "williamboman/mason.nvim",
        "williamboman/mason-lspconfig.nvim",

        -- these are little plugins for nvim-cmp that provide different kinds of
        -- completion
        --
        -- note that cmp-nvim-lsp needs additional completion inside of
        -- `ide_stuff.lua` in order to work (search for `cmp_nvim_lsp` in there to
        -- find it)
        {"hrsh7th/cmp-nvim-lsp"}, -- LSP completions
        {"hrsh7th/cmp-buffer"},   -- buffer name completions
        {"hrsh7th/cmp-path"},     -- filesystem path completions (don't use backslashes on Windows or it breaks :/)
        {"hrsh7th/cmp-cmdline"},  -- completions for `/` search and `:` ex commands

        { "saadparwaiz1/cmp_luasnip", -- {{{

            dependencies = {
                "L3MON4D3/LuaSnip",
                "hrsh7th/nvim-cmp",
            },
        }, -- }}}

        -- "hrsh7th/vim-vsnip",

        "L3MON4D3/LuaSnip",
    },

    config = function()
        local cmp = require('cmp')

        cmp.setup({
            snippet = {
                -- REQUIRED - you must specify a snippet engine
                expand = function(args)
                    -- vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
                    require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
                    -- require('snippy').expand_snippet(args.body) -- For `snippy` users.
                    -- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
                    vim.snippet.expand(args.body) -- For native neovim snippets (Neovim v0.10+)

                    -- For `mini.snippets` users:
                    -- local insert = MiniSnippets.config.expand.insert or MiniSnippets.default_insert
                    -- insert({ body = args.body }) -- Insert at cursor
                    -- cmp.resubscribe({ "TextChangedI", "TextChangedP" })
                    -- require("cmp.config").set_onetime({ sources = {} })
                end,
            },
            window = {
                -- completion = cmp.config.window.bordered(),
                -- documentation = cmp.config.window.bordered(),
            },
            mapping = cmp.mapping.preset.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 = false }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
            }),
            sources = cmp.config.sources({
                { name = 'nvim_lsp' },
                -- { name = 'vsnip' }, -- For vsnip users.
                -- { name = 'ultisnips' }, -- For ultisnips users.
                -- { name = 'snippy' }, -- For snippy users.
                { name = 'luasnip' }, -- For luasnip users.
            }, {
                { name = 'buffer' },
            }),
        })

        -- Set configuration for specific filetype.
        cmp.setup.filetype('gitcommit', {
            sources = cmp.config.sources({
                { name = 'git' }, -- You can specify the `git` source if [you were installed it](https://github.com/petertriho/cmp-git).
            }, {
                { name = 'buffer' },
            })
        })

        -- Use buffer source for `/` and `?` (if you enabled `native_menu`, this won't work anymore).
        cmp.setup.cmdline({ '/', '?' }, {
            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(':', {
            mapping = cmp.mapping.preset.cmdline(),
            sources = cmp.config.sources({
                { name = 'path' }
            }, {
                { name = 'cmdline' }
            }),
            matching = { disallow_symbol_nonprefix_matching = false }
        })
    end,
}, -- }}}