From b646832f5b6e5e5874f8751d2154941bbaeb458d Mon Sep 17 00:00:00 2001
From: Robert Kmiec <robert.r.kmiec@gmail.com>
Date: Wed, 26 May 2021 00:58:29 +0200
Subject: [PATCH] nvim: initial configuration, mostly copied from vim

---
 .config/nvim/init.vim | 306 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 306 insertions(+)
 create mode 100644 .config/nvim/init.vim

diff --git a/.config/nvim/init.vim b/.config/nvim/init.vim
new file mode 100644
index 0000000..84ddfea
--- /dev/null
+++ b/.config/nvim/init.vim
@@ -0,0 +1,306 @@
+let plug_install = 0
+let autoload_plug_path = stdpath('config') . '/autoload/plug.vim'
+
+if !filereadable(autoload_plug_path)
+    silent exe '!curl -fL --create-dirs -o ' . autoload_plug_path .
+     \ ' https://raw.github.com/junegunn/vim-plug/master/plug.vim'
+    execute 'source ' . fnameescape(autoload_plug_path)
+    let plug_install = 1
+endif
+unlet autoload_plug_path
+
+call plug#begin('~/.config/nvim/plugins')
+
+" Code development helpers {{{
+Plug 'neoclide/coc.nvim', {'branch': 'release'} | Plug 'jackguo380/vim-lsp-cxx-highlight'
+Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'
+Plug 'wellle/context.vim'
+Plug 'dbeniamine/cheat.sh-vim'
+" }}}
+
+" Files switch, jump and grep-like tools {{{
+Plug 'preservim/nerdtree' | Plug 'Xuyuanp/nerdtree-git-plugin'
+Plug 'junegunn/fzf.vim'
+Plug 'liuchengxu/vista.vim'
+Plug 'inside/vim-search-pulse'
+Plug 'mhinz/vim-startify'
+" }}}
+
+" Git integration {{{
+Plug 'mhinz/vim-signify' " Mark edited lines - faster gitgutter
+" }}}
+
+" Colorschemes {{{
+Plug 'jaredgorski/spacecamp'
+Plug 'vim-airline/vim-airline' | Plug 'vim-airline/vim-airline-themes'
+" }}}
+
+" Other plugins (external tools, etc) {{{
+Plug 'junegunn/goyo.vim'
+Plug 'jez/vim-superman' "vman application
+Plug 'glacambre/firenvim'
+" }}}
+
+call plug#end()
+
+if plug_install
+    PlugInstall --sync
+endif
+unlet plug_install
+
+set number
+set clipboard+=unnamedplus
+
+set noshowmode
+set laststatus=2
+
+set background=dark
+colorscheme spacecamp
+highlight MatchParen ctermfg=yellow ctermbg=none cterm=NONE
+set listchars=tab:▸\ ,trail:¬
+set list
+hi clear SpellBad
+hi SpellBad cterm=underline
+
+
+set tabstop=4
+set shiftwidth=4
+set softtabstop=4
+set expandtab
+
+" Ctags {{{
+if isdirectory($HOME . '/.vim/tags') == 0
+	:silent !mkdir -p ~/.vim/tags > /dev/null 2>&1
+endif
+let g:gutentags_cache_dir='~/.vim/tags'
+"let g:gutentags_ctags_extra_args=['--fields=+l']
+
+let mapleader = "\\"
+
+inoremap jj <ESC>
+inoremap jk <ESC>
+inoremap :w<CR> <Esc>:w<CR>
+
+nnoremap <leader>2 <esc>:set tabstop=2 softtabstop=2 shiftwidth=2<cr>
+nnoremap <leader>4 <esc>:set tabstop=4 softtabstop=4 shiftwidth=4<cr>
+nnoremap <leader>8 <esc>:set tabstop=8 softtabstop=8 shiftwidth=8<cr>
+
+nnoremap <leader><space> :nohlsearch<cr>
+
+let g:UltiSnipsExpandTrigger="<c-s>"
+let g:UltiSnipsJumpForwardTrigger="<c-n>"
+let g:UltiSnipsJumpBackwardTrigger="<c-p>"
+
+" 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.
+if has('nvim-0.4.0') || has('patch-8.2.0750')
+  nnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
+  nnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
+  inoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(1)\<cr>" : "\<Right>"
+  inoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(0)\<cr>" : "\<Left>"
+  vnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
+  vnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<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>
+
+" yoink configuration
+"nmap <leader>yp <plug>(YoinkPostPasteSwapBack)
+"nmap <leader>yn <plug>(YoinkPostPasteSwapForward)
+"nmap p <plug>(YoinkPaste_p)
+"nmap P <plug>(YoinkPaste_P)
+
+" Mapping to NERDTree
+nnoremap <leader>t :NERDTreeToggle<CR>
+let NERDTreeIgnore=['\.vim$', '\~$', '\.pyc$']
+
+nnoremap <leader>ff :FZF!<CR>
+nnoremap <leader>fl :Lines!<CR>
+nnoremap <leader>fb :Buffers<CR>
+inoremap <leader>fs <ESC>:Snippets!<CR>
+nnoremap <leader>fa :Rg! <C-R><C-W><CR>
+
+" Disable context.vim on json files
+let g:context_filetype_blacklist = ["json"]
+
+match Error /\s\+$\|DU\cPA/
+
+function! FindAlternate()
+	let l:ext = 'h'
+	let l:curr_ext = expand('%:e')
+	if (l:curr_ext == 'c')
+		let l:ext = 'h'
+	elseif (l:curr_ext == 'cpp')
+		let l:ext = 'h'
+	elseif (l:curr_ext == 'h')
+		let l:ext = 'c'
+	elseif (l:curr_ext == 'hpp')
+		let l:ext = 'cpp'
+	endif
+	let l:file = expand('%:t:r') . '.' . l:ext
+	:exec 'find ' . l:file
+endfunction
+
+nnoremap <F6> :call FindAlternate()<CR>
+
+setglobal virtualedit=block
+setglobal shiftround
+
+let g:vim_search_pulse_mode = 'pattern'
+let g:vim_search_pulse_duration = 400
+
+let g:airline_theme = 'minimalist'
+let g:airline_powerline_fonts = 1
+let g:airline_stl_path_style = 'short'
+let g:airline_highlighting_cache = 1
+
+let g:startify_custom_header = ''