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kartikvashisthakartikvashistha
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feat: improved lsp setup for nvim > 0.11
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‎init.lua

Lines changed: 81 additions & 46 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,4 @@
11
--[[
2-
32
=====================================================================
43
==================== READ THIS BEFORE CONTINUING ====================
54
=====================================================================
@@ -659,45 +658,59 @@ require('lazy').setup({
659658
-- By default, Neovim doesn't support everything that is in the LSP specification.
660659
-- When you add blink.cmp, luasnip, etc. Neovim now has *more* capabilities.
661660
-- So, we create new capabilities with blink.cmp, and then broadcast that to the servers.
662-
local capabilities = require('blink.cmp').get_lsp_capabilities()
661+
-- NOTE: The following line is now commented as blink.cmp extends capabilites by default from its internal code:
662+
-- https://github.com/Saghen/blink.cmp/blob/102db2f5996a46818661845cf283484870b60450/plugin/blink-cmp.lua
663+
-- It has been left here as a comment for educational purposes (as the predecessor completion plugin required this explicit step).
664+
--
665+
-- local capabilities = require("blink.cmp").get_lsp_capabilities()
663666

664-
-- Enable the following language servers
665-
-- Feel free to add/remove any LSPs that you want here. They will automatically be installed.
667+
-- Language servers can broadly be installed in the following ways:
668+
-- 1) via the mason package manager; or
669+
-- 2) via your system's package manager; or
670+
-- 3) via a release binary from a language server's repo that's accessible somewhere on your system.
666671
--
667-
-- Add any additional override configuration in the following tables. Available keys are:
668-
-- - cmd (table): Override the default command used to start the server
669-
-- - filetypes (table): Override the default list of associated filetypes for the server
670-
-- - capabilities (table): Override fields in capabilities. Can be used to disable certain LSP features.
671-
-- - settings (table): Override the default settings passed when initializing the server.
672-
-- For example, to see the options for `lua_ls`, you could go to: https://luals.github.io/wiki/settings/
673672
local servers = {
674-
-- clangd = {},
675-
-- gopls = {},
676-
-- pyright = {},
677-
-- rust_analyzer = {},
678-
-- ... etc. See `:help lspconfig-all` for a list of all the pre-configured LSPs
679-
--
680-
-- Some languages (like typescript) have entire language plugins that can be useful:
681-
-- https://github.com/pmizio/typescript-tools.nvim
673+
-- Add any additional override configuration in any of the following tables. Available keys are:
674+
-- - cmd (table): Override the default command used to start the server
675+
-- - filetypes (table): Override the default list of associated filetypes for the server
676+
-- - capabilities (table): Override fields in capabilities. Can be used to disable certain LSP features.
677+
-- - settings (table): Override the default settings passed when initializing the server.
678+
-- For example, to see the options for `lua_ls`, you could go to: https://luals.github.io/wiki/settings/
682679
--
683-
-- But for many setups, the LSP (`ts_ls`) will work just fine
684-
-- ts_ls = {},
685-
--
686-
687-
lua_ls = {
688-
-- cmd = { ... },
689-
-- filetypes = { ... },
690-
-- capabilities = {},
691-
settings = {
692-
Lua = {
693-
completion = {
694-
callSnippet = 'Replace',
680+
-- Feel free to add/remove any LSPs here that you want to install via Mason. They will automatically be installed and setup.
681+
mason = {
682+
-- clangd = {},
683+
-- gopls = {},
684+
-- pyright = {},
685+
-- rust_analyzer = {},
686+
-- ... etc. See `:help lspconfig-all` for a list of all the pre-configured LSPs
687+
--
688+
-- Some languages (like typescript) have entire language plugins that can be useful:
689+
-- https://github.com/pmizio/typescript-tools.nvim
690+
--
691+
-- But for many setups, the LSP (`ts_ls`) will work just fine
692+
-- ts_ls = {},
693+
--
694+
lua_ls = {
695+
-- cmd = { ... },
696+
-- filetypes = { ... },
697+
-- capabilities = {},
698+
settings = {
699+
Lua = {
700+
completion = {
701+
callSnippet = 'Replace',
702+
},
703+
-- You can toggle below to ignore Lua_LS's noisy `missing-fields` warnings
704+
-- diagnostics = { disable = { 'missing-fields' } },
695705
},
696-
-- You can toggle below to ignore Lua_LS's noisy `missing-fields` warnings
697-
-- diagnostics = { disable = { 'missing-fields' } },
698706
},
699707
},
700708
},
709+
-- This table contains config for all language servers that are *not* installed via Mason.
710+
-- Structure is identical to the mason table from above.
711+
others = {
712+
-- dartls = {},
713+
},
701714
}
702715

703716
-- Ensure the servers and tools above are installed
@@ -713,26 +726,31 @@ require('lazy').setup({
713726
--
714727
-- You can add other tools here that you want Mason to install
715728
-- for you, so that they are available from within Neovim.
716-
local ensure_installed = vim.tbl_keys(servers or {})
729+
local ensure_installed = vim.tbl_keys(servers.mason or {})
717730
vim.list_extend(ensure_installed, {
718731
'stylua', -- Used to format Lua code
719732
})
720733
require('mason-tool-installer').setup { ensure_installed = ensure_installed }
721734

735+
-- Either merge all additional server configs from the `servers.mason` and `servers.others` tables
736+
-- to the default language server configs as provided by nvim-lspconfig or
737+
-- define a custom server config that's unavailable on nvim-lspconfig.
738+
for server, config in pairs(vim.tbl_extend('keep', servers.mason, servers.others)) do
739+
if vim.fn.empty(config) ~= 1 then
740+
vim.lsp.config(server, config)
741+
end
742+
end
743+
744+
-- After configuring our language servers, we now enable them
722745
require('mason-lspconfig').setup {
723746
ensure_installed = {}, -- explicitly set to an empty table (Kickstart populates installs via mason-tool-installer)
724-
automatic_installation = false,
725-
handlers = {
726-
function(server_name)
727-
local server = servers[server_name] or {}
728-
-- This handles overriding only values explicitly passed
729-
-- by the server configuration above. Useful when disabling
730-
-- certain features of an LSP (for example, turning off formatting for ts_ls)
731-
server.capabilities = vim.tbl_deep_extend('force', {}, capabilities, server.capabilities or {})
732-
require('lspconfig')[server_name].setup(server)
733-
end,
734-
},
747+
automatic_enable = true, -- automatically run vim.lsp.enable() for all servers that are installed via Mason
735748
}
749+
750+
-- Manually run vim.lsp.enable for all language servers that are *not* installed via Mason
751+
if vim.fn.empty(servers.others) ~= 1 then
752+
vim.lsp.enable(vim.tbl_keys(servers.others))
753+
end
736754
end,
737755
},
738756

@@ -899,7 +917,12 @@ require('lazy').setup({
899917
},
900918

901919
-- Highlight todo, notes, etc in comments
902-
{ 'folke/todo-comments.nvim', event = 'VimEnter', dependencies = { 'nvim-lua/plenary.nvim' }, opts = { signs = false } },
920+
{
921+
'folke/todo-comments.nvim',
922+
event = 'VimEnter',
923+
dependencies = { 'nvim-lua/plenary.nvim' },
924+
opts = { signs = false },
925+
},
903926

904927
{ -- Collection of various small independent plugins/modules
905928
'echasnovski/mini.nvim',
@@ -944,7 +967,19 @@ require('lazy').setup({
944967
main = 'nvim-treesitter.configs', -- Sets main module to use for opts
945968
-- [[ Configure Treesitter ]] See `:help nvim-treesitter`
946969
opts = {
947-
ensure_installed = { 'bash', 'c', 'diff', 'html', 'lua', 'luadoc', 'markdown', 'markdown_inline', 'query', 'vim', 'vimdoc' },
970+
ensure_installed = {
971+
'bash',
972+
'c',
973+
'diff',
974+
'html',
975+
'lua',
976+
'luadoc',
977+
'markdown',
978+
'markdown_inline',
979+
'query',
980+
'vim',
981+
'vimdoc',
982+
},
948983
-- Autoinstall languages that are not installed
949984
auto_install = true,
950985
highlight = {

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