Update build#dir() to configure coc-clangd

Don't use `set highlight` to highlight `NonText` like `SpecialKey`,
instead simply set the color of `NonText` in the colorscheme.

autoload/build.vim

@@ -37,8 +37,11 @@ function! build#dir(...) abort
   if exists('l:dir')
     " Set build directory and restart YouCompleteMe.
     let $BUILD_DIR = getcwd().'/'.substitute(l:dir, '\/$', '', '')
-    let g:ycm_clangd_args = ['--compile-commands-dir='.$BUILD_DIR]
-    YcmRestartServer
+    " TODO: Check .vim/coc-settings.json exists, create it if not
+    let l:coc_settings = json_decode(join(readfile('.vim/coc-settings.json'), ''))
+    let l:coc_settings['clangd.compilationDatabasePath'] = $BUILD_DIR
+    call writefile([json_encode(l:coc_settings)], '.vim/coc-settings.json')
+    CocRestart
   endif
 endfunction
 

colors/fresh.vim

@@ -112,7 +112,7 @@ if has('gui_running') || &t_Co == 256
   call s:hi('MatchParen', '', '', '')
   call s:hi('ModeMsg', '', '', '')
   call s:hi('MoreMsg', '12', '', '')
-  call s:hi('NonText', '', '', '')
+  call s:hi('NonText', '238', '', '')
   call s:hi('Normal', '7', '232', '')
   call s:hi('Pmenu', '', '235', '')
   call s:hi('PmenuSel', '', '', 'reverse')

init.vim

@@ -0,0 +1 @@
+vimrc

plugin/mappings.vim

@@ -1,9 +1,9 @@
-" YouCompleteMe
-nnoremap <leader>fi :YcmCompleter FixIt<CR>
-nnoremap <leader>gd :YcmCompleter GoTo<CR>
-nnoremap <leader>gt :YcmCompleter GetType<CR>
-nnoremap <leader>sd :YcmShowDetailedDiagnostic<CR>
-nnoremap <leader>D <plug>(YCMHover)
+" coc.nvim
+nmap <leader>fi <Plug>(coc-fix-current)
+nmap <leader>gd <Plug>(coc-definition)
+nmap <leader>gt <Plug>(coc-type-definition)
+nmap <leader>sd <Plug>(coc-diagnostic-info)
+nmap <leader>gr <Plug>(coc-references)
 
 " termdebug
 " TODO: Detecet if termdebug is loaded, if not do the default action.

plugin/settings.vim

@@ -68,8 +68,6 @@ if has('linebreak')
   set linebreak
   " Downwards Arrow With Tip Rightwards (U+21B3, utf-8: E2 86 B3)
   let &showbreak='↳ '
-  " Use same highlight group as listchars for showbreak
-  set highlight+=@:SpecialKey
 endif
 
 " TODO: spellcapcheck

vimrc

@@ -34,22 +34,8 @@ endfor
 " tabline.vim - sanely numbered tabs
 Pack 'mkitt/tabline.vim'
 
-" YouCompleteMe
-Pack 'ycm-core/YouCompleteMe', {'type': 'opt'}
-let g:ycm_key_list_select_completion = ['<C-n>', '<Down>']
-let g:ycm_key_list_previous_completion = ['<C-p>', '<Up>']
-let g:ycm_min_num_of_chars_for_completion = 1
-let g:ycm_complete_in_comments = 1
-let g:ycm_complete_in_strings = 1
-let g:ycm_collect_identifiers_from_comments_and_strings = 1
-let g:ycm_seed_identifiers_with_syntax = 1
-let g:ycm_autoclose_preview_window_after_insertion = 1
-let g:ycm_always_populate_location_list = 1
-let g:ycm_error_symbol = '▸'
-let g:ycm_warning_symbol = '▸'
-let g:ycm_goto_buffer_command = 'horizontal-split'
-let g:ycm_use_clangd = 0
-let g:ycm_auto_hover = 0
+" coc.nvim Conqueror of Completion
+Pack 'neoclide/coc.nvim', {'branch': 'release'}
 
 " ultisnips - snippet engine
 Pack 'SirVer/ultisnips'
@@ -200,8 +186,3 @@ Pack 'greymd/oscyank.vim', {'type': 'opt'}
 if tmux#isOption('set-clipboard', 'on')
   packadd oscyank.vim
 endif
-
-" Load YouComplteMe if termdebug plugin is not loaded.
-if isdirectory(expand('~/.vim/pack/minpac/opt/YouCompleteMe'))
-  packadd YouCompleteMe
-endif