config: nvim: add basic autocompletion and snippet collection

config/nvim/lua/plugins.lua

@@ -43,6 +43,53 @@ return require('packer').startup({
 			config = function() require('colorizer').setup() end,
 		}
 
+		--------------------
+		-- Snippets
+		--------------------
+		use { -- snippet engine
+			'L3MON4D3/LuaSnip',
+			requires = {
+				'saadparwaiz1/cmp_luasnip',
+				'rafamadriz/friendly-snippets',
+			},
+		}
+		use { -- various snippets
+			'rafamadriz/friendly-snippets',
+			after = { 'LuaSnip' },
+			config = load_config('friendly-snippets'),
+		}
+
+		--------------------
+		-- Completion
+		--------------------
+		use { -- nvim-cmp source for LuaSnip
+			'saadparwaiz1/cmp_luasnip',
+			requires = { 'hrsh7th/nvim-cmp' },
+			after = { 'LuaSnip' },
+		}
+		use { -- nvim-cmp source for buffer words
+			'hrsh7th/cmp-buffer',
+			requires = { 'hrsh7th/nvim-cmp' },
+		}
+		use { -- nvim-cmp source for filesystem paths
+			'hrsh7th/cmp-path',
+			requires = { 'hrsh7th/nvim-cmp' },
+		}
+		use { -- nvim-cmp source for vim's cmdline
+			'hrsh7th/cmp-cmdline',
+			requires = { 'hrsh7th/nvim-cmp' },
+		}
+		use { -- completion engine
+			'hrsh7th/nvim-cmp',
+			after = {
+				'cmp-buffer',
+				'cmp-path',
+				'cmp-cmdline',
+				'cmp_luasnip'
+			},
+			config = load_config('nvim-cmp'),
+		}
+
 		-- Automatically set up your configuration after cloning packer.nvim
 		-- Put this at the end after all plugins
 		if packer_bootstrap then