From 7df52095b08341146f7eee633363faa74a639b13 Mon Sep 17 00:00:00 2001
From: Adam <56338480+adastx@users.noreply.github.com>
Date: Fri, 8 Oct 2021 22:14:57 +0200
Subject: Vim disabled swapfiles, working snippets

---
 .config/nvim/lua/opts.lua    | 43 ++++++++++++++++++++++++++-----------------
 .config/nvim/lua/plugins.lua | 21 +++++++++++++++------
 .config/nvim/lua/setup.lua   |  1 +
 3 files changed, 42 insertions(+), 23 deletions(-)

diff --git a/.config/nvim/lua/opts.lua b/.config/nvim/lua/opts.lua
index 126d6c4..ecae0af 100644
--- a/.config/nvim/lua/opts.lua
+++ b/.config/nvim/lua/opts.lua
@@ -1,4 +1,3 @@
--- SNIPPETS
 local nvim_lsp = require('lspconfig')
 local capabilities = vim.lsp.protocol.make_client_capabilities()
 capabilities = require('cmp_nvim_lsp').update_capabilities(capabilities)
@@ -11,14 +10,23 @@ for _, lsp in ipairs(servers) do
 end
 
 vim.o.completeopt = 'menuone,noselect'
-local luasnip = require 'luasnip'
 
 -- CMP
 local cmp = require 'cmp'
+
+local t = function(str)
+    return vim.api.nvim_replace_termcodes(str, true, true, true)
+end
+
+local check_back_space = function()
+    local col = vim.fn.col(".") - 1
+    return col == 0 or vim.fn.getline("."):sub(col, col):match("%s") ~= nil
+end
+
 cmp.setup {
     snippet = {
         expand = function(args)
-            require('luasnip').lsp_expand(args.body)
+            vim.fn["UltiSnips#Anon"](args.body)
         end,
     },
     mapping = {
@@ -26,34 +34,35 @@ cmp.setup {
         ['<C-p>'] = cmp.mapping.select_prev_item(),
         ['<C-f>'] = cmp.mapping.scroll_docs(4),
         ['<C-d>'] = 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 luasnip.expand_or_jumpable() then
-                vim.fn.feedkeys(vim.api.nvim_replace_termcodes('<Plug>luasnip-expand-or-jump', true, true, true), '')
+        ["<Tab>"] = cmp.mapping(function(fallback)
+            if vim.fn.complete_info()["selected"] == -1 and vim.fn["UltiSnips#CanExpandSnippet"]() == 1 then
+                vim.fn.feedkeys(t("<C-R>=UltiSnips#ExpandSnippet()<CR>"))
+            elseif vim.fn["UltiSnips#CanJumpForwards"]() == 1 then
+                vim.fn.feedkeys(t("<ESC>:call UltiSnips#JumpForwards()<CR>"))
+            elseif vim.fn.pumvisible() == 1 then
+                vim.fn.feedkeys(t("<C-n>"), "n")
             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 luasnip.jumpable(-1) then
-                vim.fn.feedkeys(vim.api.nvim_replace_termcodes('<Plug>luasnip-jump-prev', true, true, true), '')
+        end, { "i", "s", }),
+        ["<S-Tab>"] = cmp.mapping(function(fallback)
+            if vim.fn["UltiSnips#CanJumpBackwards"]() == 1 then
+                return vim.fn.feedkeys(t("<ESC>:call UltiSnips#JumpBackwards()<CR>"))
+            elseif vim.fn.pumvisible() == 1 then
+                vim.fn.feedkeys(t("<C-p>"), "n")
             else
                 fallback()
             end
-        end,
+        end, { "i", "s", }),
     },
     sources = {
+        { name = 'ultisnips' },
         { name = 'nvim_lsp' },
-        { name = 'luasnip' },
     },
 }
 
diff --git a/.config/nvim/lua/plugins.lua b/.config/nvim/lua/plugins.lua
index ebcee68..3ae9343 100644
--- a/.config/nvim/lua/plugins.lua
+++ b/.config/nvim/lua/plugins.lua
@@ -11,8 +11,6 @@ require('packer').startup(function()
     use 'hrsh7th/cmp-nvim-lsp'
     use 'hrsh7th/cmp-buffer'
     use 'hrsh7th/cmp-path'
-    use 'saadparwaiz1/cmp_luasnip'
-    use 'L3MON4D3/LuaSnip'
     use 'kyazdani42/nvim-web-devicons'
     use 'norcalli/nvim-colorizer.lua'
     use 'b3nj5m1n/kommentary'
@@ -21,13 +19,24 @@ require('packer').startup(function()
     use {
         'nvim-telescope/telescope.nvim',
         requires = {
-            {'nvim-lua/popup.nvim'},
-            {'nvim-lua/plenary.nvim'},
-            {'nvim-telescope/telescope-fzy-native.nvim'},
-            {'BurntSushi/ripgrep'}
+            'nvim-lua/popup.nvim',
+            'nvim-lua/plenary.nvim',
+            'nvim-telescope/telescope-fzy-native.nvim',
+            'BurntSushi/ripgrep'
         }
     }
 
+    use {
+        "SirVer/ultisnips",
+        requires = {
+            "honza/vim-snippets",
+            "quangnguyen30192/cmp-nvim-ultisnips"
+        },
+        config = function()
+            vim.g.UltiSnipsRemoveSelectModeMappings = 0
+        end,
+    }
+
     use {
         'lewis6991/gitsigns.nvim',
         requires = {
diff --git a/.config/nvim/lua/setup.lua b/.config/nvim/lua/setup.lua
index 9c4d737..fe585be 100644
--- a/.config/nvim/lua/setup.lua
+++ b/.config/nvim/lua/setup.lua
@@ -25,6 +25,7 @@ set.timeout = false
 set.ttimeoutlen = 200
 set.wrap = false
 set.fcs = 'eob: '
+set.swapfile = false
 
 vim.cmd('colorscheme codedark')
 vim.cmd('highlight CursorLineNr cterm=bold ctermfg=Yellow ctermbg=none')
-- 
cgit v1.2.3-70-g09d2