Language Servers is not easily to install. Visual Studio Code provide easy way to install/update Language Server and Language Server Client. This plugin provide same feature on Vim.

Usage

If you install clangd already, you can use clangd for C/C++ without configurations. But if you install clang with named clangd-6.0, you can replace executable like below:

let g:lsp_settings = {
\  'clangd': {'cmd': ['clangd-6.0']}
\}

Overridable keys are:

cmd (List ex: ['clangd-6.0', '-enable-snippets'])
initialization_options (Dictionary)
whitelist (List)
blacklist (List)
config (Dictionary)
workspace_config (Dictionary)

If you install ruby but not solargraph, you can install solargraph with following command.

:LspInstallServer

Supported Languages

Language	Language Server	Local Install
C/C++	clangd	No
Clojure	clojure-lsp	Yes
TypeScript	typescript-language-server	Yes
JavaScript	javascript-typescript-langserver/typescript-language-server	Yes
Python	pyls	No
Rust	rls	Yes
Go	gopls	Yes
Ruby	solargraph	Yes
PHP	intelephense-server	Yes
Java	eclipse-jdt-ls	Yes
Lua	emmylua-ls	Yes
Vim	vim-language-server	Yes

License

MIT

Author

Yasuhiro Matsumoto (a.k.a. mattn)