Nvim: basic LSP and Telescope setup

modules/hm/nvim/nvim-cmp-config.lua

@@ -0,0 +1,33 @@
+local cmp = require("cmp")
+local luasnip = require("luasnip")
+
+-- loads vscode style snippets from installed plugins (eg. friendly-snippets)
+require("luasnip.loaders.from_vscode").lazy_load()
+
+cmp.setup({
+  completion = {
+    completeopt = "menu,menuone,preview,noselect"
+  },
+  snippet = { -- configura 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 cmpletion window
+    ["<CR>"] = cmp.mapping.confirm({ select = false })
+  }),
+  -- sources for autocompletion
+  sources = cmp.config.sources({
+    { name = "nvim_lsp" }, -- nvim_lsp
+    { name = "luasnip" }, -- snippets
+    { name = "buffer" }, -- text within current buffer
+    { name = "path" }, -- file system paths
+  }),
+})
+