lsp-cfg/init.lua

init.lua

require "mason".setup()
require "mason-lspconfig".setup()

-- See `:help vim.diagnostic.*` for documentation on any of the below functions
local opts = { noremap = true, silent = true }
vim.keymap.set('n', '<space>e', vim.diagnostic.open_float, opts)
vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, opts)
vim.keymap.set('n', ']d', vim.diagnostic.goto_next, opts)
vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist, opts)

local on_attach = function(_, bufnr)
	vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')

	-- See `:help vim.lsp.*` for documentation on any of the below functions
	local bufopts = { noremap = true, silent = true, buffer = bufnr }
	vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, bufopts)
	vim.keymap.set('n', 'gd', vim.lsp.buf.definition, bufopts)
	vim.keymap.set('n', 'K', vim.lsp.buf.hover, bufopts)
	vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, bufopts)
	vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, bufopts)
	vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, bufopts)
	vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, bufopts)
	vim.keymap.set('n', '<space>wl', function()
		print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
	end, bufopts)
	vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, bufopts)
	vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename, bufopts)
	vim.keymap.set('n', '<space>ca', vim.lsp.buf.code_action, bufopts)
	vim.keymap.set('n', 'gr', vim.lsp.buf.references, bufopts)
	vim.keymap.set('n', '<space>f', function() vim.lsp.buf.format { async = true } end, bufopts)
end

local capabilities = vim.lsp.protocol.make_client_capabilities()
capabilities = require "cmp_nvim_lsp".default_capabilities(capabilities)

require "lspconfig".lua_ls.setup {
	on_attach = on_attach,
	capabilities = capabilities,
	settings = {
		lua = {
			formatting = {
				enable = true,
				indent = 2,
			}
		}
	}
}

require "lspconfig".rust_analyzer.setup {
	on_attach = on_attach,
	capabilities = capabilities,
}
require "lspconfig".jsonls.setup {
	on_attach = on_attach,
	capabilities = capabilities,
}
require "lspconfig".marksman.setup {
	on_attach = on_attach,
	capabilities = capabilities,
}
require "lspconfig".metals.setup {
	on_attach = on_attach,
	capabilities = capabilities,
}