Neovim config - lua

Rewrite init.vim from ArmandXiao/vim to init.lua

Quick installation

git clone https://github.com/ArmandXiao/nvim-lua.git ~/.config/nvim

Where to place

for *nix users

• place it under ~/.config~

Structure

• init.lua is going to require() lua files from lua folders.
• plugin folder is auto-generated by packer plugin manager

LSP

JAVA

• use jdtls-launcher Recommanded
• use nvim-jdtls plugin for native LSP

jdtls-launcher

For easy use of java lsp

Follow instructions at jdtls-launcher Recommanded

Automatic installation

curl https://raw.githubusercontent.com/eruizc-dev/jdtls-launcher/master/install.sh | bash

# .bashrc, .zshrc or whatever shell you use
export PATH=$PATH:$HOME/.local/bin

then setup at lsp-setup.lua

require'lspconfig'.jdtls.setup{
   cmd = { 'jdtls' },
   root_dir = function(fname)
      return require'lspconfig'.util.root_pattern('pom.xml', 'gradle.build', '.git')(fname) or vim.fn.getcwd()
   end
}

nvim-jdtls Installation

YOUTUBE: how to configue nvim-lsp | From scratch

• first add it to plugin.lua
• go jdtls bin download one
• then tar zxvf jdtls-bin to place you want
• Follow instructions on nvim-jdtls
  • create a jdtls-launch bash, then add it to $PATH a simple way is to

  sudo chmod +x jdtls-launch
  sudo cp jdtls-launch /usr/bin
  jdtls-launch
  

Signature help

• Signature Help

---

• Java lsp dont work Solution:

require('lspconfig').jdtls.setup{
    settings = {
      java = {signatureHelp = {enabled = true}, contentProvider = {preferred = 'fernflower'}}
    },
    on_init = function(client)
      if client.config.settings then
        client.notify('workspace/didChangeConfiguration', {settings = client.config.settings})
      end
    end,
    ...
}

---

Q: Why do we want to rewrite init.vim? A: Why not?