lsp

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Language Server Protocol (LSP) plugin for Vim9. You need Vim version 8.2.2342 or above to use this plugin.

Installation

You can install this plugin directly from github using the following steps:

    $ mkdir -p $HOME/.vim/pack/downloads/opt/lsp
    $ cd $HOME/.vim/pack/downloads/opt/lsp
    $ git clone https://github.com/yegappan/lsp

After installing the plugin using the above steps, add the following line to your $HOME/.vimrc file:

    packadd lsp

You can also install and manage this plugin using any one of the Vim plugin managers (dein.vim, pathogen, vam, vim-plug, volt, Vundle, etc.).

You will also need to install one or more language servers corresponding to the programming languages that you are using. Refer to the https://langserver.org/ page for the list of available language servers.

Configuration

To register a LSP server, add the following lines to your .vimrc file:

   let lspServers = [
		\     {
		\       'filetype': ['c', 'cpp'],
		\       'path': '/usr/local/bin/clangd',
		\       'args': ['--background-index']
		\     },
		\     {
		\	'filetype': ['javascript', 'typescript'],
		\	'path': '/usr/local/bin/typescript-language-server',
		\	'args': ['--stdio']
		\     },
		\     {
		\	'filetype': 'sh',
		\	'path': '/usr/local/bin/bash-language-server',
		\	'args': ['start']
		\     },
		\     {
		\	'filetype': 'vim',
		\	'path': '/usr/local/bin/vim-language-server',
		\	'args': ['--stdio']
		\     },
		\     {
		\	'filetype': ['go', 'gomod'],
		\	'path': '/usr/local/bin/gopls',
		\	'args': []
		\     },
		\     {
		\	'filetype': ['python'],
		\	'path': '/usr/local/bin/pyls',
		\	'args': []
		\     },
		\     {
		\	'filetype': ['fortran'],
		\	'path': '/usr/local/bin/fortls',
		\	'args': ['--nthreads=1', '--use_signature_help', '--hover_signature']
		\     }
		\   ]
   call LspAddServer(lspServers)

The above lines add the LSP servers for C, C++, Javascript, Typescript, Shell script, Vim script, Go and Python file types.

To add a LSP server, the following information is needed:

The LSP servers are added using the LspAddServer() function. This function accepts a list of LSP servers with the above information.

Supported Commands

Similar Vim LSP Plugins

1. vim-lsp: Async Language Server Protocol
2. Coc: Conquer of Completion
3. vim-lsc: Vim Language Server Client
4. LanguageClient-neovim
5. ALE: Asynchronous Lint Engine
6. Neovim built-in LSP client