diff options
Diffstat (limited to 'nichijou/home/config/nvim/init.vim')
| -rw-r--r-- | nichijou/home/config/nvim/init.vim | 534 |
1 files changed, 534 insertions, 0 deletions
diff --git a/nichijou/home/config/nvim/init.vim b/nichijou/home/config/nvim/init.vim new file mode 100644 index 0000000..f4f684b --- /dev/null +++ b/nichijou/home/config/nvim/init.vim @@ -0,0 +1,534 @@ +set runtimepath^=~/.guix-home/profile/share/vim/vimfiles/ + +"------------------------------------------------- +" General +"------------------------------------------------- + +" Turn off vi compatibility. +set nocompatible + +" Set the amount of lines of history to remember. +set history=100 + +" Set a mapleader key. This is used for extra key combinations. +let mapleader = '\' +map <Space> <leader> + +" Better command line completion. +set wildmenu +set wildmode=list:longest,full + +" Ignore compiled files. +set wildignore=*.o,*~,*.pyc + +" Ignore binary files. +set wildignore^=*.png,*.pdf + +" Filetypes +autocmd BufRead,BufNewFile *.irst setfiletype rst +autocmd BufRead,BufNewFile *.puml setfiletype plantuml +autocmd BufRead,BufNewFile *.tikz setfiletype tex +autocmd BufRead,BufNewFile *.tpp setlocal filetype=cpp + +" When editing a file, always jump to the last known cursor position. +" Don't do it when the position is invalid, when inside an event handler +" (happens when dropping a file on gvim) and for a commit message (it's +" likely a different one than last time). +autocmd BufReadPost * + \ if line("'\"") >= 1 && line("'\"") <= line("$") && &ft !~# 'commit' + \ | exe "normal! g`\"" + \ | endif + +" Set the swap directory. The extra '/' suffix is required to make vim create +" unique filenames. +call mkdir(expand("~/.vim/swap"), "p", 0700) +set dir=~/.vim/swap// + +" Use system clipboard by default +set clipboard +=unnamedplus + +"------------------------------------------------- +" User interface +"------------------------------------------------- + +" Display line numbers. +set number + +" Set the line numbers relative from the current line. +set relativenumber + +" Show the (partial) command in status line. +set showcmd + +" Always display the status line, even if only one window is displayed. +set laststatus=2 + +" Shows a dialogue asking if the file has to be saved, +" instead of raising an error. +set confirm + +" Keep the cursor in the centre of the buffer if possible. +set scrolloff=10000 + +" Toggle NERDTree. +map <C-t> :NERDTreeToggle<CR> + +" Always show NERDTree on start if no files were specified. +autocmd StdinReadPre * let s:std_in=1 +autocmd VimEnter * if argc() ==# 0 && !exists("s:std_in") + \ | exe 'NERDTreeToggle' | endif + +" Disable automatic folding. +set nofoldenable + +" Add buffer switching with airline +let g:airline#extensions#tabline#buffer_idx_mode = 1 +nmap <leader>1 <Plug>AirlineSelectTab1 +nmap <leader>2 <Plug>AirlineSelectTab2 +nmap <leader>3 <Plug>AirlineSelectTab3 +nmap <leader>4 <Plug>AirlineSelectTab4 +nmap <leader>5 <Plug>AirlineSelectTab5 +nmap <leader>6 <Plug>AirlineSelectTab6 +nmap <leader>7 <Plug>AirlineSelectTab7 +nmap <leader>8 <Plug>AirlineSelectTab8 +nmap <leader>9 <Plug>AirlineSelectTab9 +nmap <leader>bp <Plug>AirlineSelectPrevTab +nmap <leader>bn <Plug>AirlineSelectNextTab +nmap <S-Tab> <Plug>AirlineSelectPrevTab +nmap <Tab> <Plug>AirlineSelectNextTab + +" Delete the current buffer without closing the windows +map <leader>bd :Bdelete<CR> +" Close window +map <leader>wd :q<CR> +" Vertical split +map <leader>ws :vsplit<CR> +" Horizontal split +map <leader>wh :split<CR> +" Exit vim +map <leader>qq :qa<CR> + +" Invoke completion on : for ledger. +autocmd FileType ledger imap <buffer> : :<C-x><C-o> + +" Easy vertical terminal split opening (why is this not built-in?) +cnoreabbrev vterm vert term + + +"------------------------------------------------- +" Colours and fonts +"------------------------------------------------- + +" Enable Doxygen syntax highlighting. +let g:load_doxygen_syntax=1 + +" Set the color scheme. +" colorscheme wombat256mod + +" Set the airline theme and configure the tabline +" let g:airline_theme='wombat' +let g:airline#extensions#tabline#enabled = 1 +let g:airline#extensions#tabline#fnamecollapse = 1 +let g:airline#extensions#tabline#formatter = "default" + +" Use 24-bit colours in the terminal, requires 'advanced' terminal emulator. +set termguicolors + +" Make the terminal background transparent. +hi Normal guibg=NONE ctermbg=NONE + +" Set encoding. +set encoding=utf8 + +" Set filetype. +set ffs=unix + + +"------------------------------------------------- +" Search +"------------------------------------------------- + +" Highlights all matches of the search pattern. +set hlsearch + +" Show all the matches while typing the search command. +set incsearch + +" Ignores the case when searching. +set ignorecase + +" Case insensitive search, except when capital letters are used. +set smartcase + +" Redraw the screen when <C-L> is pressed. +" This also turns off the search highlighting until the next search. +nnoremap <C-L> :nohl<CR><C-L> + +" Set the manual page section order for keywordprg +let $MANSECT="3p:3:2:1:n:l:8:0:5:4:9:6:7" + +"------------------------------------------------- +" Text (tab, spaces, indent) +"------------------------------------------------- + +" Tabsize of 8 (default). +set shiftwidth=8 tabstop=8 + +" Reset default behaviour to tabs instead of spaces for reStructuredText files. +autocmd Filetype rst setlocal noexpandtab softtabstop=8 + +" 2 spaces instead of a tab for YAML files. +autocmd Filetype yaml setlocal expandtab shiftwidth=2 softtabstop=2 + +" 4 spaces instead of a tab for Python and Haskell files. +autocmd Filetype python,haskell,lhaskell,js setlocal expandtab shiftwidth=4 + \ softtabstop=4 + +" Copy indent from current line when starting a new line. +set autoindent smartindent + +" Highlight tabs and trailing spaces +set list listchars=tab:>\ ,trail:ยท + +" Removes trailing spaces when saving +autocmd BufWrite * :call Delete_trailing_spaces() + +" Disable softwrapping on long lines +set nowrap + +" Enable persistent undo if it is supported +if has('persistent_undo') + let vundodir = expand('~/.vim/undo') + if !isdirectory(vundodir) + call mkdir(vundodir) + endif + let &undodir = vundodir + set undofile +endif + + +"------------------------------------------------- +" Deletion +"------------------------------------------------- + +" Delete without putting the deleted words into the register. +map <leader>odw "_dw +map <leader>odW "_dW +map <leader>ode "_de +map <leader>odE "_dE +map <leader>odb "_db +map <leader>odB "_dB +map <leader>odd "_dd +map <leader>od^ "_d^ +map <leader>od$ "_d$ +map <leader>od{ "_d{ +map <leader>od} "_d} +map <leader>odi( "_di( +map <leader>odi) "_di) +map <leader>odi' "_di' +map <leader>odi" "_di" +map <leader>odi< "_di< +map <leader>odi> "_di> +map <leader>odf. "_df. +map <leader>odf? "_df? +map <leader>odf! "_df! +map <leader>odt. "_dt. +map <leader>odt? "_dt? +map <leader>odt! "_dt! + + +"------------------------------------------------- +" Code +" Compiling +"------------------------------------------------- + +" Show warnings. +set statusline=%#warningmsg#%{SyntasticStatuslineFlag()}%* + +" Set syntastic options. +let g:syntastic_always_populate_loc_list = 1 +let g:syntastic_mode_map = { + \ "mode": "active", + \ "passive_filetypes": ["python"], + \} +let g:syntastic_check_on_open = 0 +let g:syntastic_check_on_wq = 0 + +let g:syntastic_check_on_wq = 0 +" Compiles the current file. +map <leader>c :SyntasticCheck<cr> +" Opens the location list that shows the errors. +map <leader>co :lopen<cr><C-w><C-p> +" Closes the location list that shows the errors. +map <leader>cd :lclose<cr> + +" Close any preview window that is open +map <leader>cf :pclose<cr> + +"" Completion framework. +let g:deoplete#enable_at_startup = 1 +" Disable abbreviation of signatures (also causes issues with echodoc) +call deoplete#custom#source('_', 'max_abbr_width', 0) +" Disable auto-completion on backspace character. +call deoplete#custom#option('refresh_backspace', v:false) +" Disable preview window containing function documentation. +set completeopt-=preview +" Map arrow keys to <C-p> and <C-n> for better selection behaviour. +:inoremap <expr><Up> pumvisible() ? "\<C-p>" : "\<Up>" +:inoremap <expr><Down> pumvisible() ? "\<C-n>" : "\<Down>" +" Allow selection of completion with tab and shift+tab. +:inoremap <expr><S-Tab> pumvisible() ? "\<C-p>" : "\<S-Tab>" +:inoremap <expr><Tab> pumvisible() ? "\<C-n>" : "\<Tab>" + +if executable('pyls') + " pip install python-language-server + au User lsp_setup call lsp#register_server({ + \ 'name': 'pyls', + \ 'cmd': {server_info->['pyls']}, + \ 'allowlist': ['python'], + \ }) +endif + +if executable('clangd') + au User lsp_setup call lsp#register_server({ + \ 'name': 'clangd', + \ 'cmd': {server_info->['clangd', '-background-index']}, + \ 'whitelist': ['c', 'cpp', 'objc', 'objcpp'], + \ }) +endif + +if executable('gopls') + au User lsp_setup call lsp#register_server({ + \ 'name': 'gopls', + \ 'cmd': {server_info->['gopls', '-remote=auto']}, + \ 'allowlist': ['go'], + \ }) +endif + +function! s:on_lsp_buffer_enabled() abort + " setlocal omnifunc=lsp#complete + " Do not use virtual text, they are far too obtrusive. + " let g:lsp_virtual_text_enabled = 0 + " echo a diagnostic message at cursor position + " show diagnostic in floating window + " let g:lsp_diagnostics_float_cursor = 1 + " whether to enable highlight a symbol and its references + " let g:lsp_highlight_references_enabled = 1 + " let g:lsp_preview_max_width = 80 + setlocal signcolumn=yes + if exists('+tagfunc') | setlocal tagfunc=lsp#tagfunc | endif + nmap <buffer> gd <plug>(lsp-definition) + nmap <buffer> gs <plug>(lsp-document-symbol-search) + nmap <buffer> gS <plug>(lsp-workspace-symbol-search) + nmap <buffer> gr <plug>(lsp-references) + nmap <buffer> gi <plug>(lsp-implementation) + nmap <buffer> gt <plug>(lsp-type-definition) + nmap <buffer> <leader>rn <plug>(lsp-rename) + nmap <buffer> [g <plug>(lsp-previous-diagnostic) + nmap <buffer> ]g <plug>(lsp-next-diagnostic) + nmap <buffer> K <plug>(lsp-hover) + inoremap <buffer> <expr><c-f> lsp#scroll(+4) + inoremap <buffer> <expr><c-d> lsp#scroll(-4) + + let g:lsp_format_sync_timeout = 1000 + let g:lsp_diagnostics_enabled = 1 + let g:lsp_diagnostics_echo_cursor = 1 + let g:lsp_diagnostics_float_cursor = 0 + let g:lsp_diagnostics_highlights_enabled = 1 + let g:lsp_diagnostics_virtual_text_enabled = 0 + " TODO: Call this when vim-lsp is enabled else call clang-format. + "autocmd! BufWritePre *.c, *.cpp, *.h, *.hpp, *.rs, *.go call execute('LspDocumentFormatSync') + " autocmd BufWritePre *.c, *.cpp, *.h, *.hpp, *.rs, *.go LspDocumentFormatSync + + " refer to doc to add more commands +endfunction + +augroup lsp_install + au! + " call s:on_lsp_buffer_enabled only for languages that has the server registered. + autocmd User lsp_buffer_enabled call s:on_lsp_buffer_enabled() +augroup END + +" Doxygen +let g:DoxygenToolkit_briefTag_pre = '' +let g:DoxygenToolkit_templateParamTag_pre = '\tparam ' +let g:DoxygenToolkit_templateParamTag_post = ' ' +let g:DoxygenToolkit_paramTag_pre = '\param ' +let g:DoxygenToolkit_paramTag_post = ' ' +let g:DoxygenToolkit_returnTag = '\return ' +let g:DoxygenToolkit_throwTag_pre = '\throw ' +let g:DoxygenToolkit_throwTag_post = ' ' +let g:DoxygenToolkit_fileTag = '\file ' +let g:DoxygenToolkit_authorTag = '\author ' +let g:DoxygenToolkit_dateTag = '\date ' +let g:DoxygenToolkit_versionTag = '\version ' +let g:DoxygenToolkit_blockTag = '\name ' +let g:DoxygenToolkit_classTag = '\class ' +" C is /** */, C++ is /// +let g:DoxygenToolkit_commentType = 'C' +" allow /** \brief Foo */ for e.g. enum doc. +let g:DoxygenToolkit_compactOneLineDoc = 'yes' +" No empty line between e.g. brief and param section. +let g:DoxygenToolkit_compactDoc = 'yes' + +" use <leader>ENTER to generate Doxygen block +map <leader><cr> :Dox<cr> + + +"------------------------------------------------- +" Code +" Style +"------------------------------------------------- + +" Tip: format paragraph with 'gq' in normal mode. +" Line wrap: default to 80 chars, except for python. +" TODO if everyone agrees to move to pyls, remove this bit as it's hard-coded. +set tw=80 +autocmd Filetype python setlocal tw=79 +" Line wrap: recognise list alignment. +set fo+=n +" Line wrap: remove comment leader when joining lines. +set fo+=j + +" Highlight the first 3 characters over 80 character limit. +autocmd BufEnter * highlight OverLength ctermbg=darkgrey guibg=#501010 +autocmd BufEnter * match OverLength '\%<84v.\%>81v' + +" Set colour for the vertical line that shows the character limit. +highlight ColorColumn ctermbg=Grey guibg=#2d2d2d + +" Toggle between the vertical line and the highlighting of characters. +map <leader>cl :call Colorcolumn_highlighting()<cr> + +" Toggle between the vertical line and the highlighting of characters. +func! Colorcolumn_highlighting() + if &l:colorcolumn ==# 81 + setlocal colorcolumn& + match OverLength '\%<84v.\%>81v' + else + setlocal colorcolumn=81 + match OverLength /\%1000v.\+/ + endif +endfunc + +" Configure cursor line. +set cursorline + +" Disable checks for RST to avoid errors at unknown directives. +let g:syntastic_rst_checkers = [] + +" Set table mode settings for RST. +let g:table_mode_corner_corner='+' +let g:table_mode_header_fillchar='=' + + +"------------------------------------------------- +" Code +" Shortcuts +"------------------------------------------------- + +" Open the quickfix window containing lc diagnostics +map <leader>lco :copen<cr><C-w><C-p> +" Close the quickfix window containing lc diagnostics +map <leader>lcd :cclose<cr> + +"------------------------------------------------- +" Code +" Tags +"------------------------------------------------- + +map <leader>t :TagbarToggle<cr> + + +"------------------------------------------------- +" Spell checking +"------------------------------------------------- + +" Set spell checking. +set spell spelllang=en_us + +" Disable spell check for some problematic filetypes. +autocmd Filetype diff,gitrebase,plantuml,te,yaml setlocal nospell + +" Toggle spell checking. +map <leader>ss :setlocal spell!<cr> +map <leader>sl :call Spellcheck_cycle_lang()<cr> + +" Shortcuts for spell checking. +map <leader>sn ]s " Next misspelled word. +map <leader>sp [s " Previous mispelled word. +map <leader>sa zg " Add word to dictionary. +map <leader>s? z= " List alternative words. + + +"------------------------------------------------- +" Functions +"------------------------------------------------- + +" Finds and set the dir containing C/C++ compilation database +func! Compilation_database_build_dir_set() + let l:db_pre = expand('%:p:h') + let l:db_post = '' + while !filereadable(l:db_pre . l:db_post . '/compile_commands.json') + " probe a potential build dir + if filereadable(l:db_pre . l:db_post . '/build/compile_commands.json') + let l:db_post = l:db_post . '/build' + break + endif + " otherwise try a directory up + let l:db_post = l:db_post . '/..' + " Give up after after 10 dirs up (5 + 3 * 10). + if strlen(l:db_post) > 35 + let l:db_pre = '' + let l:db_post = '' + break + endif + endwhile + + " Simplify the dir path, changing /dir/src/../build to /dir/build + let l:db_dir = simplify(l:db_pre . l:db_post) + + " Stop here if path hasn't changed to avoid language server restart. + if exists('s:compdb_dir') && + \ s:compdb_dir ==# l:db_dir + return 0 + endif + let s:compdb_dir = l:db_dir + + " Syntastic. + " XXX Is this really needed? Remove and experiment. + " TODO vim-lsp already provides their own database-searching function, find if + " it can be used to replace this. + let g:syntastic_c_clang_tidy_args = '-p=''' . s:compdb_dir . '''' + let g:syntastic_cpp_clang_tidy_args = g:syntastic_c_clang_tidy_args +endfunc + +" Removes trailing spaces when saving +" http://amix.dk/vim/vimrc.html +func! Delete_trailing_spaces() + " Do not execute for diff (patch) files, spaces are part of the context. + if &filetype ==# 'diff' + return 0 + endif + exe "normal mz" + %s/\s\+$//ge + exe "normal `z" +endfunc + +" Cycle between spellcheck languages +func! Spellcheck_cycle_lang() + " If spellchecking is disabled, just enable it only + if &spell ==# 0 + setlocal spell! + echo 'enabled spell checking' + return 0 + endif + + if &spelllang ==# 'en_us' + let l:lang = 'nl' + else + let l:lang = 'en_us' + endif + let &spelllang = l:lang + echo 'changed spell checking language to ' . l:lang +endfunc |