Worked on cmp completion

nvim/init.lua

@@ -13,7 +13,7 @@ require('packer').startup(function(use)
   use 'nvim-treesitter/nvim-treesitter'
   use {
     'hrsh7th/nvim-cmp',
-    requires = { 'hrsh7th/cmp-nvim-lsp', 'hrsh7th/cmp-buffer', 'hrsh7th/cmp-cmdline', 'hrsh7th/cmp-path', 'hrsh7th/cmp-nvim-lua' }
+    requires = { 'hrsh7th/cmp-nvim-lsp', 'hrsh7th/cmp-buffer', 'hrsh7th/cmp-cmdline', 'hrsh7th/cmp-path', 'hrsh7th/cmp-nvim-lua', 'onsails/lspkind.nvim' }
   }
   if is_bootstrap then
     require('packer').sync()
@@ -33,6 +33,7 @@ end
 -- Some basic settings
 vim.wo.number = true
 vim.wo.relativenumber = true
+vim.o.pumheight = 20
 
 -- Additional keybinds if lsp running
 local on_attach = function(client, bufnr)
@@ -71,6 +72,7 @@ require('nvim-treesitter.configs').setup{
 
 -- autocompletion
 local cmp = require 'cmp'
+local lspkind = require 'lspkind'
 cmp.setup {
   sources = {
     { name = 'nvim_lsp' },
@@ -78,5 +80,17 @@ cmp.setup {
     { name = 'cmdline' },
     { name = 'path' },
     { name = 'nvim-lua' }
+  },
+  formatting = {
+    format = lspkind.cmp_format()
+  },
+  mapping = cmp.mapping.preset.insert {
+    ['<Tab>'] = cmp.mapping(function(fallback)
+      if cmp.visible() then
+        cmp.select_next_item()
+      else
+        fallback()
+      end
+    end, {'i', 's'})
   }
 }