cd /tmp
git clone https://aur.archlinux.org/neovim-git.git

cd /tmp/neovim-git
makepkg -si

nvim --version

#!/usr/bin/env bash

# NOTE:
# This doesn't work as is on Windows. You'll need to create an equivalent `.bat` file instead
#
# NOTE:
# If you're not using Linux you'll need to adjust the `-configuration` option
# to point to the `config_mac' or `config_win` folders depending on your system.

# the JAR path need to point to exclips jdtls plugins folder!!!
JAR="/home/rongshen/.config/nvim/jdt-language-server/plugins/org.eclipse.equinox.launcher_*.jar"
GRADLE_HOME=$HOME/gradle /usr/lib/jvm/java-15-openjdk/bin/java \
  -Declipse.application=org.eclipse.jdt.ls.core.id1 \
  -Dosgi.bundles.defaultStartLevel=4 \
  -Declipse.product=org.eclipse.jdt.ls.core.product \
  -Dlog.protocol=true \
  -Dlog.level=ALL \
  -Xms1g \
  -Xmx2G \
  -javaagent:/home/rongshen/.config/nvim/jdt-language-server/lombok.jar \
  -jar $(echo "$JAR") \
  -configuration "/home/rongshen/.config/nvim/jdt-language-server/config_linux" \
  -data "${1:-$HOME/workspace}" \
  --add-modules=ALL-SYSTEM \
  --add-opens java.base/java.util=ALL-UNNAMED \
  --add-opens java.base/java.lang=ALL-UNNAMED

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{"jsonrpc":"2.0","method":"window/logMessage","params":{"type":3,"message":"Jun 29, 2021, 12:39:19 PM Main thread is waiting"}}

cd ~/.config/nvim/
curl -fLo ~/.vim/autoload/plug.vim --create-dirs \
    https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim

" Vim-Plug init
if ! filereadable(expand('~/.config/nvim/autoload/plug.vim'))
	echo "Downloading junegunn/vim-plug to manage plugins..."
	silent !mkdir -p ~/.config/nvim/autoload/
	silent !curl "https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim" > ~/.config/nvim/autoload/plug.vim
endif

" vim-plug manage start
call plug#begin('~/.vim/plugged')


" vim-plug manage end
call plug#begin('~/.vim/plugged')

lua require'nvim-tree'.setup {}

python3 ./install.py --all

Plug 'hrsh7th/cmp-nvim-lsp'
Plug 'hrsh7th/cmp-buffer'
Plug 'hrsh7th/cmp-path'
Plug 'hrsh7th/cmp-cmdline'
Plug 'hrsh7th/nvim-cmp'
Plug 'hrsh7th/cmp-vsnip'
Plug 'hrsh7th/vim-vsnip'

lua <<EOF
require'nvim-treesitter.configs'.setup {
  ensure_installed = {"java"}, -- one of "all", "maintained" (parsers with maintainers), or a list of languages
  highlight = {
    enable = true,              -- false will disable the whole extension
    disable = { },  -- list of language that will be disabled
  },
}
  -- Setup nvim-cmp.
  local cmp = require'cmp'

  cmp.setup({
    snippet = {
      -- REQUIRED - you must specify a snippet engine
      expand = function(args)
        vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
        -- require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
        -- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
        -- require'snippy'.expand_snippet(args.body) -- For `snippy` users.
      end,
    },
    mapping = {
      ['<C-d>'] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
      ['<C-f>'] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
      ['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
      ['<C-y>'] = cmp.config.disable, -- Specify `cmp.config.disable` if you want to remove the default `<C-y>` mapping.
      ['<C-e>'] = cmp.mapping({
        i = cmp.mapping.abort(),
        c = cmp.mapping.close(),
      }),
      ['<CR>'] = cmp.mapping.confirm({ select = true }),
    },
    sources = cmp.config.sources({
      { name = 'nvim_lsp' },
      { name = 'vsnip' }, -- For vsnip users.
      -- { name = 'luasnip' }, -- For luasnip users.
      -- { name = 'ultisnips' }, -- For ultisnips users.
      -- { name = 'snippy' }, -- For snippy users.
    }, {
      { name = 'buffer' },
    })
  })

  -- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
  cmp.setup.cmdline('/', {
    sources = {
      { name = 'buffer' }
    }
  })

  -- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
  cmp.setup.cmdline(':', {
    sources = cmp.config.sources({
      { name = 'path' }
    }, {
      { name = 'cmdline' }
    })
  })

  -- Setup lspconfig.
  local capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())
  -- Replace <YOUR_LSP_SERVER> with each lsp server you've enabled.
  require('lspconfig')['jdtls'].setup {
    capabilities = capabilities
  }
EOF

  -- Replace <YOUR_LSP_SERVER> with each lsp server you've enabled.
  require('lspconfig')['jdtls'].setup {
    capabilities = capabilities
  }