nvim-cmp, buffer-cmp, path-cmp, luasnip and other plugins has been added for autocompletion...

Author: OurCodeBase

init.lua

@@ -28,3 +28,5 @@ require("lualine").setup {
 require("user.options")
 -- settings for vscode key shortcuts.
 require("user.keymaps")
+-- settings for auto completion.
+require("user.completion")

lua/user/completion.lua

@@ -0,0 +1,53 @@
+local cmp = require'cmp'
+
+cmp.setup({
+  snippet = {
+    expand = function(args)
+      require('luasnip').lsp_expand(args.body)
+    end,
+  },
+  window = {
+    completion = cmp.config.window.bordered(),
+    documentation = cmp.config.window.bordered(),
+  },
+  mapping = cmp.mapping.preset.insert({
+    ['<A-Down>'] = cmp.mapping.scroll_docs(-4),
+    ['<A-Up>'] = cmp.mapping.scroll_docs(4),
+    ['<C-Space>'] = cmp.mapping.complete(),
+    ['<C-a>'] = cmp.mapping.abort(),
+    ['<CR>'] = cmp.mapping.confirm({ select = false }),
+  }),
+  sources = cmp.config.sources({
+    { name = 'nvim_lsp' },
+    { name = 'luasnip' },
+  }, {
+    { name = 'buffer' },
+  })
+})
+
+cmp.setup.cmdline({ '/', '?' }, {
+  mapping = {
+    ['<CR>'] = cmp.mapping.confirm({ select = true }),
+    ['<Up>'] = cmp.mapping(cmp.mapping.select_prev_item(), { 'i', 'c' }),
+    ['<Down>'] = cmp.mapping(cmp.mapping.select_next_item(), { 'i', 'c' }),
+  },
+  sources = {
+    { name = 'buffer' }
+  }
+})
+
+cmp.setup.cmdline(':', {
+  mapping = {
+    ['<CR>'] = cmp.mapping.confirm({ select = true }),
+    ['<Up>'] = cmp.mapping(cmp.mapping.select_prev_item(), { 'i', 'c' }),
+    ['<Down>'] = cmp.mapping(cmp.mapping.select_next_item(), { 'i', 'c' }),
+  },
+  sources = cmp.config.sources({
+    { name = 'path' }
+  }, {
+    { name = 'cmdline' }
+  }),
+  matching = { disallow_symbol_nonprefix_matching = true }
+})
+
+require('luasnip.loaders.from_vscode').lazy_load()

lua/user/packer.lua

@@ -27,6 +27,19 @@ return require('packer').startup(function(use)
       require("nvim-autopairs").setup {}
     end
   }
+  -- Plugin for nvim-completion.
+  use 'hrsh7th/nvim-cmp'
+  -- Plugin for buffer completion.
+  use 'hrsh7th/cmp-buffer'
+  -- Plugin for path completion.
+  use 'hrsh7th/cmp-path'
+  -- Plugin for cmdline completion.
+  use 'hrsh7th/cmp-cmdline'
+  -- Plugin for snippets.
+  use 'L3MON4D3/LuaSnip'
+  use 'saadparwaiz1/cmp_luasnip'
+  -- Plugin for snippet collection.
+  use 'OurCodeBase/friendly-snippets'
   if packer_bootstrap then
     require('packer').sync()
   end

plugin/packer_compiled.lua

@@ -74,11 +74,41 @@ end
 time([[try_loadstring definition]], false)
 time([[Defining packer_plugins]], true)
 _G.packer_plugins = {
+  LuaSnip = {
+    loaded = true,
+    path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/LuaSnip",
+    url = "https://github.com/L3MON4D3/LuaSnip"
+  },
+  ["cmp-buffer"] = {
+    loaded = true,
+    path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/cmp-buffer",
+    url = "https://github.com/hrsh7th/cmp-buffer"
+  },
+  ["cmp-cmdline"] = {
+    loaded = true,
+    path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/cmp-cmdline",
+    url = "https://github.com/hrsh7th/cmp-cmdline"
+  },
+  ["cmp-path"] = {
+    loaded = true,
+    path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/cmp-path",
+    url = "https://github.com/hrsh7th/cmp-path"
+  },
+  cmp_luasnip = {
+    loaded = true,
+    path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/cmp_luasnip",
+    url = "https://github.com/saadparwaiz1/cmp_luasnip"
+  },
   ["everforest-nvim"] = {
     loaded = true,
     path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/everforest-nvim",
     url = "https://github.com/OurCodeBase/everforest-nvim"
   },
+  ["friendly-snippets"] = {
+    loaded = true,
+    path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/friendly-snippets",
+    url = "https://github.com/OurCodeBase/friendly-snippets"
+  },
   ["lualine.nvim"] = {
     loaded = true,
     path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/lualine.nvim",
@@ -92,6 +122,11 @@ _G.packer_plugins = {
     path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/opt/nvim-autopairs",
     url = "https://github.com/windwp/nvim-autopairs"
   },
+  ["nvim-cmp"] = {
+    loaded = true,
+    path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/nvim-cmp",
+    url = "https://github.com/hrsh7th/nvim-cmp"
+  },
   ["packer.nvim"] = {
     loaded = true,
     path = "/data/data/com.termux/files/home/.local/share/nvim/site/pack/packer/start/packer.nvim",