Neovim config

coc-extensions.vim

" ~/.config/nvim/plug-config/
let g:coc_global_extensions = ['coc-snippets', 'coc-scssmodules', 'coc-prettier', 'coc-pairs', 'coc-tsserver', 'coc-eslint', 'coc-prettier', 'coc-json', 'coc-marketplace', 'coc-markdownlint', 'coc-html']

coc-settings.json

{
  "coc.preferences.formatOnSaveFiletypes": [
    "css",
    "markdown",
    "javascript",
    "html",
    "yaml",
    "json",
    "python"
  ],
  "markdownlint.config": {
    "line_length": false
  }
}

coc.vim

" ~/.config/nvim/plug-config/
"
" TextEdit might fail if hidden is not set.
set hidden

" Some servers have issues with backup files, see #649.
set nobackup
set nowritebackup

" Give more space for displaying messages.
set cmdheight=2

" Having longer updatetime (default is 4000 ms = 4 s) leads to noticeable
" delays and poor user experience.
set updatetime=300

" Don't pass messages to |ins-completion-menu|.
set shortmess+=c

" Always show the signcolumn, otherwise it would shift the text each time
" diagnostics appear/become resolved.
if has("patch-8.1.1564")
  " Recently vim can merge signcolumn and number column into one
  set signcolumn=number
else
  set signcolumn=yes
endif

" Use tab for trigger completion with characters ahead and navigate.
" NOTE: Use command ':verbose imap <tab>' to make sure tab is not mapped by
" other plugin before putting this into your config.
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"

function! s:check_back_space() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction

" Use <c-space> to trigger completion.
if has('nvim')
  inoremap <silent><expr> <c-space> coc#refresh()
else
  inoremap <silent><expr> <c-@> coc#refresh()
endif

" Make <CR> auto-select the first completion item and notify coc.nvim to
" format on enter, <cr> could be remapped by other vim plugin
inoremap <silent><expr> <cr> pumvisible() ? coc#_select_confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

" Use `[g` and `]g` to navigate diagnostics
" Use `:CocDiagnostics` to get all diagnostics of current buffer in location list.
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

" 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>

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')

" Symbol renaming.
nmap <leader>rn <Plug>(coc-rename)

" Formatting selected code.
xmap <leader>f  <Plug>(coc-format-selected)
nmap <leader>f  <Plug>(coc-format-selected)

augroup mygroup
  autocmd!
  " Setup formatexpr specified filetype(s).
  autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
  " Update signature help on jump placeholder.
  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
augroup end

" Applying codeAction to the selected region.
" Example: `<leader>aap` for current paragraph
xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)

" Remap keys for applying codeAction to the current buffer.
nmap <leader>ac  <Plug>(coc-codeaction)
" Apply AutoFix to problem on the current line.
nmap <leader>qf  <Plug>(coc-fix-current)

" Map function and class text objects
" NOTE: Requires 'textDocument.documentSymbol' support from the language server.
xmap if <Plug>(coc-funcobj-i)
omap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap af <Plug>(coc-funcobj-a)
xmap ic <Plug>(coc-classobj-i)
omap ic <Plug>(coc-classobj-i)
xmap ac <Plug>(coc-classobj-a)
omap ac <Plug>(coc-classobj-a)

" Remap <C-f> and <C-b> for scroll float windows/popups.
" Note coc#float#scroll works on neovim >= 0.4.0 or vim >= 8.2.0750
nnoremap <nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
nnoremap <nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
inoremap <nowait><expr> <C-f> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(1)\<cr>" : "\<Right>"
inoremap <nowait><expr> <C-b> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(0)\<cr>" : "\<Left>"

" NeoVim-only mapping for visual mode scroll
" Useful on signatureHelp after jump placeholder of snippet expansion
if has('nvim')
  vnoremap <nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#nvim_scroll(1, 1) : "\<C-f>"
  vnoremap <nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#nvim_scroll(0, 1) : "\<C-b>"
endif

" Use CTRL-S for selections ranges.
" Requires 'textDocument/selectionRange' support of language server.
nmap <silent> <C-s> <Plug>(coc-range-select)
xmap <silent> <C-s> <Plug>(coc-range-select)

" Add `:Format` command to format current buffer.
command! -nargs=0 Format :call CocAction('format')

" Add `:Fold` command to fold current buffer.
command! -nargs=? Fold :call     CocAction('fold', <f-args>)

" Add `:OR` command for organize imports of the current buffer.
command! -nargs=0 OR   :call     CocAction('runCommand', 'editor.action.organizeImport')

" Add (Neo)Vim's native statusline support.
" NOTE: Please see `:h coc-status` for integrations with external plugins that
" provide custom statusline: lightline.vim, vim-airline.
set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}

" Mappings for CoCList
" Show all diagnostics.
nnoremap <silent><nowait> <space>a  :<C-u>CocList diagnostics<cr>
" Manage extensions.
nnoremap <silent><nowait> <space>e  :<C-u>CocList extensions<cr>
" Show commands.
nnoremap <silent><nowait> <space>c  :<C-u>CocList commands<cr>
" Find symbol of current document.
nnoremap <silent><nowait> <space>o  :<C-u>CocList outline<cr>
" Search workspace symbols.
nnoremap <silent><nowait> <space>s  :<C-u>CocList -I symbols<cr>
" Do default action for next item.
nnoremap <silent><nowait> <space>j  :<C-u>CocNext<CR>
" Do default action for previous item.
nnoremap <silent><nowait> <space>k  :<C-u>CocPrev<CR>
" Resume latest coc list.
nnoremap <silent><nowait> <space>p  :<C-u>CocListResume<CR>

" Explorer
let g:coc_explorer_global_presets = {
\   'floating': {
\      'position': 'floating',
\   },
\   'floatingLeftside': {
\      'position': 'floating',
\      'floating-position': 'left-center',
\      'floating-width': 30,
\   },
\   'floatingRightside': {
\      'position': 'floating',
\      'floating-position': 'right-center',
\      'floating-width': 30,
\   },
\   'simplify': {
\     'file.child.template': '[selection | clip | 1] [indent][icon | 1] [filename omitCenter 1]'
\   }
\ }
"nmap <silent> <space>e :CocCommand explorer<CR>
" nnoremap <silent> <leader>e :CocCommand explorer<CR>
" nmap <space>f :CocCommand explorer --preset floatingRightside<CR>
autocmd BufEnter * if (winnr("$") == 1 && &filetype == 'coc-explorer') | q | endif

init.vim

"===============================================================================
"                                        _         
"                            ____ _   __(_)___ ___ 
"                           / __ \ | / / / __ `__ \
"                          / / / / |/ / / / / / / /
"                         /_/ /_/|___/_/_/ /_/ /_/ 
"                                                  
"===============================================================================
"                               @cfsanderson

source $HOME/.config/nvim/plug-config/coc.vim

syntax on

set belloff=all
set display+=lastline
set incsearch
set noerrorbells
set noswapfile
set nowrap
set number relativenumber
set scrolloff=5
set sidescrolloff=5
set shiftwidth=2
set smartindent
set smartcase
set splitbelow
set splitright
set tabstop=2 softtabstop=2 expandtab
set undodir=~/.vim/undodir

highlight Comment cterm=italic

" NERDTREE
autocmd StdinReadPre * let s:std_in=1
" Open NERDTree by default when vim starts up if no files specified
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif
" Automatically close a tab if NerdTree is the last thing running
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
" If another buffer tries to replace NERDTree, put it in the other window, and bring back NERDTree.
"autocmd BufEnter * if bufname('#') =~ 'NERD_tree_\d\+' && bufname('%') !~ 'NERD_tree_\d\+' && winnr('$') > 1 |
"    \ let buf=bufnr() | buffer# | execute "normal! \<C-W>w" | execute 'buffer'.buf | endif

call plug#begin('~/.vim/plugged')

Plug 'iamcco/markdown-preview.nvim', { 'do': 'cd app & yarn install' }
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
Plug 'junegunn/goyo.vim'
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'preservim/nerdtree'
Plug 'sheerun/vim-polyglot'
Plug 'tpope/vim-commentary'
Plug 'tpope/vim-fugitive'
Plug 'tpope/vim-sensible'
Plug '~/.vim/unmanaged-plugins/gruvbox-material'
Plug 'vim-airline/vim-airline'
Plug 'tiagofumo/vim-nerdtree-syntax-highlight'
Plug 'ryanoasis/vim-devicons'
Plug '~/.vim/unmanaged-plugins/vim-css-color'

call plug#end()

syntax enable
if has('termguicolors')
  set termguicolors
endif

" ------------------------------------------------------------------------------
" Python
" ------------------------------------------------------------------------------
let g:python2_host_prog = '$HOME/.asdf/shims/python2'
let g:python3_host_prog = '$HOME/.asdf/shims/python3'

" ------------------------------------------------------------------------------
" MarkdownPreview
" ------------------------------------------------------------------------------
" set to 1, nvim will open the preview window after entering the markdown buffer
" default: 0
let g:mkdp_auto_start = 0

" set to 1, the nvim will auto close current preview window when change
" from markdown buffer to another buffer
" default: 1
let g:mkdp_auto_close = 1

" set to 1, the vim will refresh markdown when save the buffer or
" leave from insert mode, default 0 is auto refresh markdown as you edit or
" move the cursor
" default: 0
let g:mkdp_refresh_slow = 0

" set to 1, the MarkdownPreview command can be use for all files,
" by default it can be use in markdown file
" default: 0
let g:mkdp_command_for_global = 0

" set to 1, preview server available to others in your network
" by default, the server listens on localhost (127.0.0.1)
" default: 0
let g:mkdp_open_to_the_world = 0

" use custom IP to open preview page
" useful when you work in remote vim and preview on local browser
" more detail see: https://github.com/iamcco/markdown-preview.nvim/pull/9
" default empty
let g:mkdp_open_ip = ''

" specify browser to open preview page
" default: ''
let g:mkdp_browser = ''

" set to 1, echo preview page url in command line when open preview page
" default is 0
let g:mkdp_echo_preview_url = 0

" a custom vim function name to open preview page
" this function will receive url as param
" default is empty
let g:mkdp_browserfunc = ''

" options for markdown render
" mkit: markdown-it options for render
" katex: katex options for math
" uml: markdown-it-plantuml options
" maid: mermaid options
" disable_sync_scroll: if disable sync scroll, default 0
" sync_scroll_type: 'middle', 'top' or 'relative', default value is 'middle'
"   middle: mean the cursor position alway show at the middle of the preview page
"   top: mean the vim top viewport alway show at the top of the preview page
"   relative: mean the cursor position alway show at the relative positon of the preview page
" hide_yaml_meta: if hide yaml metadata, default is 1
" sequence_diagrams: js-sequence-diagrams options
" content_editable: if enable content editable for preview page, default: v:false
" disable_filename: if disable filename header for preview page, default: 0
let g:mkdp_preview_options = {
    \ 'mkit': {},
    \ 'katex': {},
    \ 'uml': {},
    \ 'maid': {},
    \ 'disable_sync_scroll': 0,
    \ 'sync_scroll_type': 'middle',
    \ 'hide_yaml_meta': 1,
    \ 'sequence_diagrams': {},
    \ 'flowchart_diagrams': {},
    \ 'content_editable': v:false,
    \ 'disable_filename': 0
    \ }

" use a custom markdown style must be absolute path
" like '/Users/username/markdown.css' or expand('~/markdown.css')
let g:mkdp_markdown_css = ''

" use a custom highlight style must absolute path
" like '/Users/username/highlight.css' or expand('~/highlight.css')
let g:mkdp_highlight_css = ''

" use a custom port to start server or random for empty
let g:mkdp_port = ''

" preview page title
" ${name} will be replace with the file name
let g:mkdp_page_title = '「${name}」'

" recognized filetypes
" these filetypes will have MarkdownPreview... commands
let g:mkdp_filetypes = ['markdown']

"" Markdown Preview
let g:mkdp_auto_start = 0
let g:mkdp_refresh_slow = 0
let g:mkdp_browser = 'Google Chrome'

" ------------------------------------------------------------------------------
" Goyo settings
" ------------------------------------------------------------------------------
let g:goyo_width = 120
function! s:goyo_enter()
  set wrap
  set linebreak
  set noshowmode
  set noshowcmd
  set scrolloff=999
  execute "MarkdownPreview"
endfunction

function! s:goyo_leave()
  set nowrap
  set nolinebreak
  set showmode
  set showcmd
  set scrolloff=5
  execute "MarkdownPreviewStop"
endfunction

autocmd! User GoyoEnter nested call <SID>goyo_enter()
autocmd! User GoyoLeave nested call <SID>goyo_leave()

"" flash yank highlight = great visual feedback
augroup highlight_yank
    autocmd!
    autocmd TextYankPost * silent! lua require'vim.highlight'.on_yank()
augroup END

" Gruvbox Material theme
let g:gruvbox_material_background = 'hard'
let g:gruvbox_material_enable_italic = 1
let g:gruvbox_material_disable_italic_comment = 0
let g:gruvbox_material_menu_selection_background = 'green'
let g:gruvbox_material_palette = 'material'
let g:gruvbox_material_sign_column_background = 'none'

colorscheme gruvbox-material
set background=dark

" jsx syntax highlighting
" dark red
hi tsxTagName guifg=#E06C75
hi tsxComponentName guifg=#E06C75
hi tsxCloseComponentName guifg=#E06C75

" orange
hi tsxCloseString guifg=#F99575
hi tsxCloseTag guifg=#F99575
hi tsxCloseTagName guifg=#F99575
hi tsxAttributeBraces guifg=#F99575
hi tsxEqual guifg=#F99575

" yellow
hi tsxAttrib guifg=#F8BD7F cterm=italic

"FZF settings
let g:fzf_layout = { 'window': { 'width': 0.8, 'height': 0.8 } }
let $FZF_DEFAULT_OPTS='--reverse'

"" Airline theme
let g:airline_theme = 'gruvbox_material'

" REMAPS
" Leader
let mapleader = "\<Space>"

" make return and shift+return open up new lines above and below respectively
" without going into insert mode.
nmap <C-o> O<Esc>
nmap <CR> o<Esc>

" ------------------
" Coc config in ~/.config/nvim/plug-config/
" ------------------
" `gc` comments out a selection

" " Coc-rename
nmap <leader>rr <Plug>(coc-rename)
nnoremap <leader>prw :CocSearch <C-R>=expand("<cword>")<CR><CR>

" toggle NERDTree
map <leader>n :NERDTreeToggle<cr>
 
" open FZF
map <leader>f :FZF


" using * to search or visual selection this enters the replace command and
" puts your cursor in line to accept the term to replace
nnoremap <leader>r :%s///g<left><left>
nnoremap <leader>rc :%s///gc<left><left>

" source current file
nnoremap <leader>so :source %<cr>

" save current file
nnoremap <leader>w :w<cr>

" remap normal copy/paste keys to vim registers
vnoremap <C-c> "+y
noremap <C-p> "+p

" vim-fugitive - git workflow
nmap <leader>gs :G<CR>
nmap <leader>gj :diffget //3<CR>
nmap <leader>gf :diffget //2<CR>

" toggle search highlight
nnoremap <F3> :set hlsearch!<CR>

" clear search pattern
:command C let @/ = ""

" remap change split to just ctrl + {h,j,k,l}
map <C-H> <C-W><C-H>
map <C-J> <C-W><C-J>
map <C-K> <C-W><C-K>
map <C-L> <C-W><C-L>