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add screencast to languageclient-neovim

Fangrui Song 2018-09-05 23:46:41 -07:00
parent 69a3c1ea3b
commit 0931de3b3a
1 changed files with 32 additions and 38 deletions
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66
LanguageClient-neovim.md

@ -2,28 +2,13 @@
2. Install [LanguageClient-neovim](https://github.com/autozimu/LanguageClient-neovim)
You may use the plugin manager [vim-plug](https://github.com/junegunn/vim-plug#unix-1)
### /home/YOUR_USERNAME/.config/nvim/init.vim
```vim
" LanguageClient-neovim
call plug#begin('~/.local/share/nvim/plugged')
Plug 'autozimu/LanguageClient-neovim', {
\ 'branch': 'next',
\ 'do': 'bash install.sh',
\ }
LanguageClient-neovim
" Multi-entry selection UI. FZF
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plug 'junegunn/fzf.vim'
call plug#end()
```
### bash
```bash
nvim +PlugInstall +UpdateRemotePlugins +qa
```
`~/.config/nvim/settings.json`
`~/.config/nvim/settings.json` (optional, by default it creates cache directory `.ccls-cache` in the project root)
```json
{
"initializationOptions": {
@ -35,40 +20,47 @@ nvim +PlugInstall +UpdateRemotePlugins +qa
`~/.config/nvim/init.vim`
```vim
let g:LanguageClient_serverCommands = {
\ 'cpp': ['ccls', '--log-file=/tmp/cq.log'],
\ 'c': ['ccls', '--log-file=/tmp/cq.log'],
\ 'cpp': ['ccls', '--log-file=/tmp/cc.log'],
\ 'c': ['ccls', '--log-file=/tmp/cc.log'],
\ }
let g:LanguageClient_loadSettings = 1 " Use an absolute configuration path if you want system-wide settings
let g:LanguageClient_settingsPath = '/home/YOUR_USERNAME/.config/nvim/settings.json'
set completefunc=LanguageClient#complete
set formatexpr=LanguageClient_textDocument_rangeFormatting()
nnoremap <silent> gh :call LanguageClient_textDocument_hover()<CR>
nnoremap <silent> gd :call LanguageClient_textDocument_definition()<CR>
nnoremap <silent> gr :call LanguageClient_textDocument_references()<CR>
nnoremap <silent> gs :call LanguageClient_textDocument_documentSymbol()<CR>
nnoremap <silent> <F2> :call LanguageClient_textDocument_rename()<CR>
```
### In your Project Directory NEED compile_commands.json
Make sure you have `.ccls` or [[compile_commands.json]] in your project root. Open a file in the project, run `:LanguageClientStart`.
[[compile_commands.json]]
These features will work out-of-the-box.
```bash
bear make #If you like Makefile
```vim
nn <silent> <M-j> :call LanguageClient#textDocument_definition()<cr>
nn <silent> <C-,> :call LanguageClient#textDocument_references({'includeDeclaration': v:false})<cr>
nn <silent> K :call LanguageClient#textDocument_hover()<cr>
```
or
### `textDocument/documentHighlight`
```bash
bear gcc x.c -o x
```vim
augroup LanguageClient_config
au!
au BufEnter * let b:Plugin_LanguageClient_started = 0
au User LanguageClientStarted setl signcolumn=yes
au User LanguageClientStarted let b:Plugin_LanguageClient_started = 1
au User LanguageClientStopped setl signcolumn=auto
au User LanguageClientStopped let b:Plugin_LanguageClient_stopped = 0
au CursorMoved * if b:Plugin_LanguageClient_started | sil call LanguageClient#textDocument_documentHighlight() | endif
augroup END
```
or any other
### `$ccls/navigate`
Semantic navigation. Roughly,
"D" => first child declaration
"L" => previous declaration
"R" => next declaration
"U" => parent declaration
```vim
nn <silent> xh :call LanguageClient#findLocations({'method':'$ccls/navigate','direction':'L'})<cr>
nn <silent> xj :call LanguageClient#findLocations({'method':'$ccls/navigate','direction':'D'})<cr>
@ -76,6 +68,8 @@ nn <silent> xk :call LanguageClient#findLocations({'method':'$ccls/navigate','di
nn <silent> xl :call LanguageClient#findLocations({'method':'$ccls/navigate','direction':'R'})<cr>
```
![](https://ptpb.pw/89Y2.gif)
### Custom cross references
```vim