port nvim config to lua (oooh yeah!)

nvim/coc-settings.json

@@ -12,6 +12,9 @@
             "filetypes": ["ocaml", "reason"]
         }
     },
-    "java.home": "/usr/lib/jvm/java-11-graalvm"
+    "java.home": "/usr/lib/jvm/java-11-graalvm",
+    "java.format.enabled": true,
+    "java.format.onType.enabled": true,
+    "java.format.settings.url": "/home/lordmzte/.config/coc/extensions/node_modules/redhat.java/https:/raw.githubusercontent.com/google/styleguide/gh-pages/eclipse-java-google-style.xml"
 }
 

nvim/init.lua

@@ -0,0 +1,4 @@
+require("settings")
+require("maps")
+require("plugins")
+

nvim/init.vim

@@ -1,106 +0,0 @@
-syntax on
-set tabstop=4
-set shiftwidth=4
-set expandtab
-command GoToFile cd %:p:h
-tnoremap <Esc> <C-\><C-n>
-set number
-
-call plug#begin(stdpath('data') . '/plugged')
-
-Plug 'neoclide/coc.nvim', {'branch': 'release'}
-Plug 'scrooloose/nerdtree'
-Plug 'jdonaldson/vaxe', {'branch' : 'neovaxe', 'do' : 'sh install.sh'}
-Plug 'SirVer/ultisnips'
-    let g:UltiSnipsSnippetDirectories=["UltiSnips", "bundle/UltiSnips/UltiSnips"]
-
-Plug 'Xuyuanp/nerdtree-git-plugin'
-Plug 'tiagofumo/vim-nerdtree-syntax-highlight'
-Plug 'ryanoasis/vim-devicons'
-Plug 'cespare/vim-toml'
-Plug '~/go/src/github.com/junegunn/fzf'
-Plug 'dracula/vim', { 'as': 'dracula' }
-Plug 'cespare/vim-toml'
-Plug 'jiangmiao/auto-pairs'
-Plug 'tpope/vim-endwise'
-Plug 'vimwiki/vimwiki'
-Plug 'glacambre/firenvim', { 'do': { _ -> firenvim#install(0) } }
-Plug 'vim-airline/vim-airline'
-Plug 'vim-airline/vim-airline-themes'
-Plug 'jreybert/vimagit'
-Plug 'airblade/vim-gitgutter'
-Plug 'dag/vim-fish'
-Plug 'uiiaoo/java-syntax.vim'
-
-call plug#end()
-
-colorscheme dracula
-
-let g:airline_powerline_fonts = 1
-let g:neovide_iso_layout = v:true
-let NERDTreeShowHidden=1
-
-set guifont=Iosevka:h12
-nnoremap <silent> fzf :FZF<CR>
-
-" quick cursor movement while holding ctrl
-nnoremap <C-Up> 5k
-nnoremap <C-Down> 5j
-
-" quick pasting/yoinking to system register
-nnoremap +y "+y
-nnoremap +p "+p
-nnoremap +d "+d
-
-nnoremap *y "*y
-nnoremap *p "*p
-nnoremap *d "*d
-
-" firemvim config
-let g:firenvim_config = {
-    \ 'localSettings': {
-        \ '.*twitch\.tv.*': {
-            \ 'takeover': 'never'
-        \ }
-    \ }
-\ }
-
-" Symbol renaming.
-nmap cn <Plug>(coc-rename)
-
-" Apply AutoFix to problem on the current line.
-nmap cf  <Plug>(coc-fix-current)
-
-" GoTo code navigation.
-nmap <silent> gd <Plug>(coc-definition)
-nmap <silent> gy <Plug>(coc-type-definition)
-nmap <silent> gi <Plug>(coc-implementation)
-nmap <silent> gr <Plug>(coc-references)
-
-" Use K to show documentation in preview window.
-nnoremap <silent> K :call <SID>show_documentation()<CR>
-
-" Use space o to show symbols
-nnoremap <silent> <space>o :CocList -I symbols<CR>
-
-function! s:show_documentation()
-  if (index(['vim','help'], &filetype) >= 0)
-    execute 'h '.expand('<cword>')
-  elseif (coc#rpc#ready())
-    call CocActionAsync('doHover')
-  else
-    execute '!' . &keywordprg . " " . expand('<cword>')
-  endif
-endfunction
-
-" Highlight the symbol and its references when holding the cursor.
-autocmd CursorHold * silent call CocActionAsync('highlight')
-
-autocmd StdinReadPre * let s:std_in=1
-autocmd VimEnter * if argc() == 0 && !exists('s:std_in') && !exists("g:started_by_firenvim") | NERDTree | endif
-
-filetype plugin on
-set nocompatible
-set mouse=a
-set termguicolors
-

nvim/lua/maps.lua

@@ -0,0 +1,41 @@
+local map = vim.api.nvim_set_keymap
+
+-- Getting stuck in ~~vim~~ terminal
+map("t", "<Esc>", "<C-\\><C-n>", { noremap = true })
+map("n", "fzf", ":FZF<CR>", { silent = true, noremap = true })
+
+-- Quick cursor movement
+map("n", "<C-Down>", "5k", { noremap = true })
+map("n", "<C-Up>", "5j", { noremap = true })
+
+-- Quick pasting/yoinking to system register
+map("n", "+y", "\"+y", { noremap = true })
+map("n", "+p", "\"+p", { noremap = true })
+map("n", "+d", "\"+d", { noremap = true })
+
+map("n", "*y", "\"*y", { noremap = true })
+map("n", "*p", "\"*p", { noremap = true })
+map("n", "*d", "\"*d", { noremap = true })
+
+-- symbol renaming
+map("n", "cn", "<Plug>(coc-rename)", { silent = true, noremap = true })
+-- apply AutoFix to problem on current line
+map("n", "cf", "<Plug>(coc-fix-current)", { silent = true, noremap = true })
+-- open action dialog
+map("n", "ca", ":CocAction<CR>", { silent = true, noremap = true })
+
+-- GoTo code navigation.
+map("n", "gd", "<Plug>(coc-definition)", { silent = true, noremap = true })
+map("n", "gy", "<Plug>(coc-type-definition)", { silent = true, noremap = true })
+map("n", "gi", "<Plug>(coc-implementation)", { silent = true, noremap = true })
+map("n", "gr", "<Plug>(coc-references)", { silent = true, noremap = true })
+
+-- Use K to show documentation in preview window.
+map("n", "K", ":call CocActionAsync(\'doHover\')<CR>", { silent = true, noremap = true })
+
+-- use space o to show symbols
+map("n", "<space>o", ":CocList -I symbols<CR>", { silent = true, noremap = true })
+
+-- format code
+map("n", "cr", ":call CocActionAsync(\'format\')<CR>", { silent = true, noremap = true })
+

nvim/lua/plugins.lua

@@ -0,0 +1,26 @@
+vim.cmd  [[packadd packer.nvim]]
+
+return require("packer").startup(function(use)
+    use "wbthomason/packer.nvim"
+
+    use {"neoclide/coc.nvim", branch = "release"}
+    use "scrooloose/nerdtree"
+    use {"jdonaldson/vaxe", branch = "neovaxe", run = "sh install.sh"}
+    use "SirVer/ultisnips"
+    use "Xuyuanp/nerdtree-git-plugin"
+    use "tiagofumo/vim-nerdtree-syntax-highlight"
+    use "ryanoasis/vim-devicons"
+    use "cespare/vim-toml"
+    use "~/go/src/github.com/junegunn/fzf"
+    use {"dracula/vim", as = "dracula"}
+    use "jiangmiao/auto-pairs"
+    use "tpope/vim-endwise"
+    use "vimwiki/vimwiki"
+    use {"glacambre/firenvim", run = function() vim.fn["firenvim#install"](0) end}
+    use 'vim-airline/vim-airline'
+    use 'vim-airline/vim-airline-themes'
+    use 'jreybert/vimagit'
+    use 'airblade/vim-gitgutter'
+    use 'dag/vim-fish'
+    use 'uiiaoo/java-syntax.vim'
+end)

nvim/lua/settings.lua

@@ -0,0 +1,39 @@
+local cmd = vim.cmd
+
+local o = vim.o
+local wo = vim.wo
+local g = vim.g
+
+cmd("syntax on")
+o.tabstop = 4
+o.shiftwidth = 4
+o.expandtab = true
+wo.number = true
+o.guifont = "Iosevka:h12"
+o.mouse = "a"
+o.termguicolors = true
+
+g.airline_powerline_fonts = 1
+g.neovide_iso_layout = true
+g.NERDTreeShowHidden = true
+
+cmd("colorscheme dracula")
+
+-- firenvim config
+local localSettings = {}
+localSettings[".*twitch\\.tv.*"] = {
+    takeover = "never"
+}
+
+g.firenvim_config = {
+    localSettings = localSettings
+}
+
+-- Highlight the symbol and its references when holding the cursor.
+cmd("autocmd CursorHold * silent call CocActionAsync('highlight')")
+
+cmd("autocmd StdinReadPre * let s:std_in=1")
+cmd("autocmd VimEnter * if argc() == 0 && !exists('s:std_in') && !exists('g:started_by_firenvim') | NERDTree | endif")
+
+cmd("filetype plugin on")
+