Added neovim init.lua config draft

1 files changed, 319 insertions, 0 deletions

diff --git a/config/nvim/init.lua b/config/nvim/init.lua
new file mode 100644
index 0000000..fc5c561
--- /dev/null
+++ b/config/nvim/init.lua
@@ -0,0 +1,319 @@
+-- xdg
+-- set runtimepath^=$XDG_CONFIG_HOME/vim
+-- set runtimepath+=$XDG_DATA_HOME/vim
+-- set runtimepath+=$XDG_CONFIG_HOME/vim/after
+--
+-- set packpath^=$XDG_DATA_HOME/vim,$XDG_CONFIG_HOME/vim
+-- set packpath+=$XDG_CONFIG_HOME/vim/after,$XDG_DATA_HOME/vim/after
+--
+-- let g:netrw_home = $XDG_DATA_HOME . '/vim'
+-- call mkdir($XDG_DATA_HOME . '/vim/spell', 'p')
+-- set viewdir=$XDG_DATA_HOME/vim/view | call mkdir(&viewdir, 'p')
+--
+-- set backupdir=$XDG_CACHE_HOME/vim/backup | call mkdir(&backupdir, 'p')
+-- set directory=$XDG_CACHE_HOME/vim/swap   | call mkdir(&directory, 'p')
+-- set undodir=$XDG_CACHE_HOME/vim/undo     | call mkdir(&undodir,   'p')
+
+source $XDG_CONFIG_HOME/vim/pluggins.vim  -- load pluggins
+
+-- TODO
+-- vim.fn <-- functions
+-- vim.opt <-- options
+-- replace fzf by telescope
+-- better syntax highlight with tree-sitter
+-- ..........................................................
+
+-- common
+let mapleader = ' '         -- set leader key to space
+let maplocalleader = '-'    -- set file local leader key to backslash
+-- vint: -ProhibitSetNoCompatible
+vim.opt.nocompatible = true          -- not compatible with vi
+vim.opt.number  =true                -- line number
+-- set relativenumber          " line number relative to cursor
+vim.opt.numberwidth = 1           -- line numbers gutter autowidth
+vim.opt.cursorline = true       -- highlight current line
+vim.opt.noshowmatch = true      -- dont jump to pair bracket
+vim.opt.autoread = true         -- reload files when changes happen outside vim
+vim.opt.autowrite = true        -- auto write buf on certain events
+vim.opt.hidden = true           -- keep change in buffer when quitting window
+vim.opt.noswapfile = true       -- disable swap files
+vim.opt.scrolloff=2 = true      -- line padding when scrolling
+vim.opt.textwidth=0 = true      -- when line wrap occurs
+vim.opt.wrapmargin=0 = true     -- disable auto line wrapping
+vim.opt.encoding = "utf-8"          -- utf-8 encoding
+-- scriptencoding "utf-8"
+-- vim.opt.formatoptions -= 't'        -- do not auto break line > 89 character
+filetype plugin indent on   -- allow to add specific rules for certain type of file
+-- set mouse=a                 " mouse scrolling (heretic)
+vim.opt.shellredir=>            -- don't inclue stderr when reading a command
+
+-- browse list with tab
+vim.opt.wildmode=longest,list,full
+vim.opt.wildmenu                -- tab to cycle through completion options
+vim.opt.path+=**                -- recursive :find
+
+-- intuitif split opening
+vim.opt.splitbelow
+vim.opt.splitright
+vim.opt.fillchars+=vert:│       -- split separator
+
+-- tab
+vim.opt.expandtab = true              -- tab to space
+vim.opt.tabstop = 4               -- tab size
+vim.opt.shiftwidth = 4
+vim.opt.smarttab = true
+vim.opt.autoindent = true
+vim.opt.smartindent = true
+
+-- file search
+vim.opt.ignorecase = true             -- case insensitive
+vim.opt.smartcase = true
+vim.opt.hlsearch                -- match highlight
+vim.opt.incsearch = true
+
+-- status
+vim.opt.laststatus=2            -- always a statusline (all window)
+vim.opt.showcmd                 -- show current partial command in the bottom right
+vim.opt.noshowmode              -- dont show current mode (i.e --INSERT--)
+
+-- fold
+vim.opt.foldmethod=indent       -- create fold based on the text indent
+vim.opt.nofoldenable            -- not folded by default
+
+--""""""""""""""
+-- colorscheme "
+--""""""""""""""
+
+vim.opt.background=dark
+-- one
+-- let g:onedark_terminal_italics=1
+-- colorscheme onedark
+-- dracula
+-- let g:dracula_bold = 1
+-- let g:dracula_italic = 1
+-- let g:dracula_colorterm = 0
+-- silent! colorscheme dracula
+-- solarized
+-- set t_Co=16
+-- let g:solarized_termcolors=16
+-- let g:solarized_visibility='low'  " visibility of invisible chars with set list
+-- silent! colorscheme solarized
+
+let g:gruvbox_italic=1
+let g:gruvbox_bold=1
+let g:gruvbox_termcolors=256
+let g:gruvbox_contrast_dark='medium'
+let g:gruvbox_contrast_light='hard'
+let g:gruvbox_invert_selection=0
+colorscheme gruvbox
+
+-- lightline
+let g:lightline = {}
+-- let g:lightline.colorscheme = 'solarized'  " lightline theme to solarized
+-- let g:lightline.colorscheme = 'jellybeans'  " lightline theme to onedark
+let g:lightline = {
+      \ 'colorscheme': 'gruvbox',
+      \ 'active': {
+      \   'left': [ [ 'mode', 'paste' ],
+      \             [ 'gitbranch', 'readonly', 'filename', 'modified' ] ]
+      \ },
+      \ 'component_function': {
+      \   'gitbranch': 'FugitiveHead'
+      \ },
+      \ }
+
+--"""""""""""
+-- mappings "
+--"""""""""""
+
+-- split navigation
+nnoremap <C-J> <C-W><C-J>
+nnoremap <C-K> <C-W><C-K>
+nnoremap <C-L> <C-W><C-L>
+nnoremap <C-H> <C-W><C-H>
+-- nnoremap <C-S-J> <C-W><S-J>
+-- nnoremap <C-S-K> <C-W><S-K>
+-- nnoremap <C-S-L> <C-W><S-L>
+-- nnoremap <C-S-H> <C-W><S-H>
+nnoremap <leader>s= <C-W>=
+
+-- common
+-- 'Y' yank to the end of the line
+noremap Y y$
+-- solves annoying delay went exiting insert mode
+inoremap <ESC> <C-C>
+-- kj to exit insert mode
+inoremap kj <ESC>
+-- remove visual mode keybinding
+noremap Q <nop>
+-- search with very magic
+nnoremap / /\v
+nnoremap ? ?\v
+-- move line up and down
+nnoremap _ ddkP
+nnoremap + ddp
+-- long move up/down
+nnoremap ( 10k
+nnoremap ) 10j
+-- tag nagigation
+nnoremap <leader>] <C-]>
+nnoremap <leader>t <C-t>
+-- common change until
+nnoremap cu ct_
+nnoremap cp ct)
+nnoremap c, ct,
+
+-- buffer navigation
+nnoremap <leader>bn :bn<CR>
+nnoremap <leader>bp :bp<CR>
+nnoremap <leader><TAB> :b#<CR>
+nnoremap <leader>bl :ls<CR>
+
+nnoremap <leader>sc :source $MYVIMRC<cr>  -- source vimrc
+
+-- c
+-- create c function body from prototype
+nnoremap gcf A<BS><CR>{<CR><CR>}<ESC>j
+
+-- initialise a school header file
+function PutHeaderBoilerPlate()
+    let l:filename = join(split(toupper(expand('%:t')), '\.'), '_')
+    -- echom l:filename
+    call append(12, '#ifndef ' . l:filename)
+    call append(13, '# define ' . l:filename)
+    call append(15, '#endif')
+endfunction
+nnoremap gch :Stdheader<CR>:call PutHeaderBoilerPlate()<CR>
+
+-- put semicolon at the end of line
+nnoremap <leader>; mqA;<ESC>`q
+
+-- cpp
+-- Put Coplien Form boilerplate class
+function PutCoplienFormFunc(name)
+    let l:default_constructor = a:name . '();\n'
+    let l:copy_constructor    = a:name . '(const ' . a:name . '& other);\n'
+    let l:copy_operator       = a:name . '& operator=(const ' . a:name . '& other);\n'
+    let l:destructor          = '~' . a:name . '();\n'
+
+    execute 'normal iclass ' . a:name . '\n{\npublic:\n' . l:default_constructor . l:copy_constructor . l:copy_operator . l:destructor . '\nprivate:\n};\n'
+    execute 'normal <2{'
+endfunction
+-- Put Coplien Form boilerplate according to filename
+command! PutCoplienFormFile call PutCoplienFormFunc(split(expand('%:t'), '\.')[0])
+command! -nargs=1 PutCoplienForm call PutCoplienFormFunc(--<args>")
+
+-- quickfix window toggle
+nnoremap <leader>q :call QuickfixToggle()<CR>
+nnoremap <leader>n :cnext <CR>
+nnoremap <leader>p :cprevious <CR>
+let g:quickfix_is_open = 0
+function! QuickfixToggle()
+    if g:quickfix_is_open
+        cclose
+        let g:quickfix_is_open = 0
+    else
+        copen
+        let g:quickfix_is_open = 1
+    endif
+endfunction
+
+function! CountScopeLines()
+    normal! mq
+    execute '/^}'
+    let l:end_brace = line('.')
+    execute '?^{'
+    let l:start_brace = line('.')
+    normal! k
+    let l:scope_len = l:end_brace - l:start_brace - 1
+    let l:scope_name = substitute(getline('.'), '\t', ' ', 'g')
+    echom l:scope_len . ' lines in |' . l:scope_name . '|'
+    normal! `q
+endfunction
+command! CountScopeLines call CountScopeLines()
+
+-- make
+nnoremap <leader>m :make all <CR>
+
+augroup vimrc
+    autocmd!
+augroup END
+
+-- hook
+-- remove trailing white space on save
+autocmd vimrc BufWritePre * %s/\s\+$//e
+-- dirty hack to disable this feature on markdown (autocmd! wouldn't work)
+autocmd vimrc BufReadPre *.md autocmd! BufWritePre
+
+-- filetype
+-- real tab in c file for school projects
+let g:c_syntax_for_h = 1   -- filetype=c in header files instead of filetype=cpp
+
+augroup vimrc_files
+    autocmd!
+    -- school c
+    autocmd Filetype c setlocal noexpandtab
+    autocmd Filetype c setlocal comments=s:/**,m:**,e:*/,s:/*,m:**,e:*/
+    -- std::cout << ... << std::endl; shortcut
+    autocmd Filetype cpp nnoremap <leader>cout istd::cout <<  << std::endl;<ESC>2F<hi
+    autocmd Filetype vim setlocal foldmethod=marker -- vim fold method to marker
+    autocmd FileType haskell set formatprg=stylish-haskell
+    autocmd FileType lisp,html,css,htmldjango setlocal shiftwidth=2
+augroup END
+
+--"""""""""""
+-- pluggins "
+--"""""""""""
+
+-- directory to ignore when searching in file tree
+vim.opt.wildignore=*/doc/*,*/tmp/*,*.o,*.so,*.a,*.swp,*.zip,*/node_modules/*,*/vendor/*,.bundle/*,bin/*,.git/*,*.pyc
+
+-- ctrlp
+-- ctrlp ignore all stuff in the .gitignore
+-- let g:ctrlp_user_command = ['.git', 'cd %s && git ls-files -co --exclude-standard']
+-- let g:ctrlp_working_path_mode = 'rw'
+-- let g:ctrlp_mruf_case_sensitive = 0
+--
+-- nnoremap <leader>p :CtrlPTag<CR>
+
+-- fzf.vim
+nnoremap <C-p> :GFiles --exclude-standard --others --cached<CR>
+nnoremap <leader>p :Tags<CR>
+
+-- quick-scope
+-- let g:qs_highlight_on_keys = ['f', 'F', 't', 'T']
+
+-- man-plugin
+-- runtime! ftplugin/man.vim
+-- let g:ft_man_open_mode = 'vert'    " open in a vertical split
+-- let g:ft_man_no_sect_fallback = 2  " if page specified fallback to page 2 (syscall pages)
+-- autocmd Filetype man unmap <buffer> q:  hmmmm??
+
+-- eazy-align
+xmap ga <Plug>(EasyAlign)
+nmap ga <Plug>(EasyAlign)
+
+vnoremap <leader>c y:call system(--xclip -selection clipboard", getreg("\""))<CR>
+nnoremap <leader>v :call setreg(--\"", system("xclip -selection clipboard -o"))<CR>p
+
+let g:c_formatter_42_format_on_save = 0
+
+let g:gutentags_ctags_exclude = ['doc/*', 'docs/*', 'Makefile', '.mypy_cache', '.pytest_cache', '.tox', 'build/*', 'dist/*']
+-- let g:gutentags_ctags_exclude_wildignore = 1
+
+let g:goyo_height = 90
+let g:goyo_width = 100
+
+vim.opt.viminfo+=n$XDG_CACHE_HOME/vim/viminfo
+
+let g:python_highlight_all = 1
+
+nnoremap <leader>l :SidewaysRight<CR>
+nnoremap <leader>h :SidewaysLeft<CR>
+nnoremap <leader>w :ArgWrap<CR>
+nnoremap <leader>ss :setlocal spell!<CR>
+
+hi link juliaFunctionCall Identifier
+hi link juliaParDelim Delimiter
+
+autocmd Filetype markdown nnoremap <leader>r :execute 'silent !pandoc % -o %:r.pdf &' \| redraw! \| echom 'Converting to pdf: ' . expand('%:r') . '.pdf'<CR>