1 files changed, 56 insertions, 0 deletions
diff --git a/lua/ben/plugins/cmp.lua b/lua/ben/plugins/cmp.lua
new file mode 100644
index 0000000..2038540
--- /dev/null
+++ b/lua/ben/plugins/cmp.lua
@@ -0,0 +1,56 @@
+return {
+	"hrsh7th/nvim-cmp",
+	event = "InsertEnter",
+	dependencies = {
+		"hrsh7th/cmp-buffer", -- source for text in buffer
+		"hrsh7th/cmp-path", -- source for file system paths
+		"L3MON4D3/LuaSnip", -- snippet engine
+		"saadparwaiz1/cmp_luasnip", -- for autocompletion
+		"rafamadriz/friendly-snippets", -- useful snippets
+		"onsails/lspkind.nvim", -- vs-code like pictograms
+	},
+	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.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-b>"] = cmp.mapping.scroll_docs(-4),
+				["<C-f>"] = 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 = false }),
+			}),
+			-- sources for autocompletion
+			sources = cmp.config.sources({
+				{ name = "nvim_lsp" },
+				{ name = "luasnip" }, -- snippets
+				{ name = "buffer" }, -- text within current buffer
+				{ name = "path" }, -- file system paths
+			}),
+			-- configure lspkind for vs-code like pictograms in completion menu
+			formatting = {
+				format = lspkind.cmp_format({
+					maxwidth = 50,
+					ellipsis_char = "...",
+				}),
+			},
+		})
+	end,
+}