updated neovim config

ftplugin/java.lua

@@ -0,0 +1,196 @@
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+local path = {}
+
+path.data_dir = vim.fn.stdpath('cache') .. '/nvim-jdtls'
+local data_dir = path.data_dir .. '/' .. vim.fn.fnamemodify(vim.fn.getcwd(), ':p:h:t')
+
+local jdtls_install = require('mason-registry')
+    .get_package('jdtls')
+    :get_install_path()
+
+path.java_agent = jdtls_install .. '/lombok.jar'
+path.launcher_jar = vim.fn.glob(jdtls_install .. '/plugins/org.eclipse.equinox.launcher_*.jar')
+path.platform_config = jdtls_install .. '/config_mac'
+
+
+-- See `:help vim.lsp.start_client` for an overview of the supported `config` options.
+local config = {
+	-- The command that starts the language server
+	-- See: https://github.com/eclipse/eclipse.jdt.ls#running-from-the-command-line
+	cmd = {
+
+		-- 💀
+		-- 'java', -- or '/path/to/java17_or_newer/bin/java'
+		-- depends on if `java` is in your $PATH env variable and if it points to the right version.
+		'/Library/Java/JavaVirtualMachines/temurin-19.jdk/Contents/Home/bin/java',
+		-- '/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/bin/java',
+		-- '/Library/Java/JavaVirtualMachines/temurin-17.jdk/Contents/Home/bin/java',
+
+		'-Declipse.application=org.eclipse.jdt.ls.core.id1',
+		'-Dosgi.bundles.defaultStartLevel=4',
+		'-Declipse.product=org.eclipse.jdt.ls.core.product',
+		'-Dlog.protocol=true',
+		'-Dlog.level=ALL',
+		'-javaagent:' .. path.java_agent,
+		'-Xmx1g',
+		'--add-modules=ALL-SYSTEM',
+		'--add-opens', 'java.base/java.util=ALL-UNNAMED',
+		'--add-opens', 'java.base/java.lang=ALL-UNNAMED',
+
+		-- 💀
+		-- '-jar', '/path/to/jdtls_install_location/plugins/org.eclipse.equinox.launcher_VERSION_NUMBER.jar',
+		'-jar', path.launcher_jar,
+		-- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                       ^^^^^^^^^^^^^^
+		-- Must point to the                                                     Change this to
+		-- eclipse.jdt.ls installation                                           the actual version
+
+
+		-- 💀
+		-- '-configuration', '/path/to/jdtls_install_location/config_SYSTEM',
+		'-configuration', path.platform_config,
+		-- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^        ^^^^^^
+		-- Must point to the                      Change to one of `linux`, `win` or `mac`
+		-- eclipse.jdt.ls installation            Depending on your system.
+
+
+		-- 💀
+		-- See `data directory configuration` section in the README
+		-- '-data', '/path/to/unique/per/project/workspace/folder'
+		'-data', data_dir,
+	},
+
+	-- 💀
+	-- This is the default if not provided, you can remove it. Or adjust as needed.
+	-- One dedicated LSP server & client will be started per unique root_dir
+	-- root_dir = require('jdtls.setup').find_root({'.git', 'mvnw', 'gradlew', 'pom.xml', 'build.gradle'}),
+	root_dir = vim.fs.dirname(vim.fs.find({ '.git', 'mvnw', 'gradlew', 'pom.xml', 'build.gradle' }, { upward = true })
+		[1]),
+	-- Here you can configure eclipse.jdt.ls specific settings
+	-- See https://github.com/eclipse/eclipse.jdt.ls/wiki/Running-the-JAVA-LS-server-from-the-command-line#initialize-request
+	-- for a list of options
+	settings = {
+		java = {
+			home = '/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home',
+			eclipse = {
+				downloadSources = true,
+			},
+			maven = {
+				downloadSources = true,
+			},
+			configuration = {
+				updateBuildConfiguration = "interactive",
+				runtimes = {
+					name = 'JavaSE-1.8',
+					path = '/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home',
+					default = true,
+				},
+				-- runtimes = {
+				--  name = 'JavaSE-19',
+				--  path = '/Library/Java/JavaVirtualMachines/temurin-19.jdk',
+				--  default = true,
+				-- },
+			},
+			import = {
+				gradle = {
+					enabled = true,
+					java = {
+						home = '/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home',
+					},
+				}
+			}
+		}
+	},
+
+	-- Language server `initializationOptions`
+	-- You need to extend the `bundles` with paths to jar files
+	-- if you want to use additional eclipse.jdt.ls plugins.
+	--
+	-- See https://github.com/mfussenegger/nvim-jdtls#java-debug-installation
+	--
+	-- If you don't plan on using the debugger or other eclipse.jdt.ls plugins you can remove this
+	init_options = {
+		bundles = {}
+	},
+	on_attach = function(client, bufnr)
+		-- Diagnostic keymaps
+		-- vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, { desc = 'Go to previous diagnostic message' })
+		-- vim.keymap.set('n', ']d', vim.diagnostic.goto_next, { desc = 'Go to next diagnostic message' })
+		-- vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float, { desc = 'Open floating diagnostic message' })
+		-- vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist, { desc = 'Open diagnostics list' })
+
+		-- [[ Configure LSP ]]
+		--  This function gets run when an LSP connects to a particular buffer.
+		-- local on_attach = function(_, bufnr)
+		-- NOTE: Remember that lua is a real programming language, and as such it is possible
+		-- to define small helper and utility functions so you don't have to repeat yourself
+		-- many times.
+		--
+		-- In this case, we create a function that lets us more easily define mappings specific
+		-- for LSP related items. It sets the mode, buffer and description for us each time.
+		local nmap = function(keys, func, desc)
+			if desc then
+				desc = 'LSP: ' .. desc
+			end
+
+			vim.keymap.set('n', keys, func, { buffer = bufnr, desc = desc })
+		end
+
+		nmap('<leader>rn', vim.lsp.buf.rename, '[R]e[n]ame')
+		nmap('<leader>ca', vim.lsp.buf.code_action, '[C]ode [A]ction')
+
+		nmap('gd', vim.lsp.buf.definition, '[G]oto [D]efinition')
+		nmap('gr', require('telescope.builtin').lsp_references, '[G]oto [R]eferences')
+		nmap('gI', vim.lsp.buf.implementation, '[G]oto [I]mplementation')
+		nmap('<leader>D', vim.lsp.buf.type_definition, 'Type [D]efinition')
+		nmap('<leader>ds', require('telescope.builtin').lsp_document_symbols, '[D]ocument [S]ymbols')
+		nmap('<leader>ws', require('telescope.builtin').lsp_dynamic_workspace_symbols, '[W]orkspace [S]ymbols')
+
+		-- See `:help K` for why this keymap
+		nmap('K', vim.lsp.buf.hover, 'Hover Documentation')
+		nmap('<C-k>', vim.lsp.buf.signature_help, 'Signature Documentation')
+
+		-- Lesser used LSP functionality
+		nmap('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')
+		nmap('<leader>wa', vim.lsp.buf.add_workspace_folder, '[W]orkspace [A]dd Folder')
+		nmap('<leader>wr', vim.lsp.buf.remove_workspace_folder, '[W]orkspace [R]emove Folder')
+		nmap('<leader>wl', function()
+			print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+		end, '[W]orkspace [L]ist Folders')
+
+		-- Create a command `:Format` local to the LSP buffer
+		vim.api.nvim_buf_create_user_command(bufnr, 'Format', function(_)
+			vim.lsp.buf.format()
+		end, { desc = 'Format current buffer with LSP' })
+		-- end
+	end
+}
+
+-- This starts a new client & server,
+-- or attaches to an existing client & server depending on the `root_dir`.
+require('jdtls').start_or_attach(config)
+
+-- local opts = {
+--   noremap = true,
+--   silent = true,
+-- }
+-- vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist)
+-- vim.api.nvim_set_keymap('n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', 'K', '<cmd>lua vim.lsp.buf.hover()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<C-k>', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<leader>wa', '<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<leader>wr', '<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<leader>wl', '<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<leader>D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<leader>rn', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', 'gr', '<cmd>lua vim.lsp.buf.references()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<leader>e', '<cmd>lua vim.lsp.diagnostic.show_line_diagnostics()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', ']d', '<cmd>lua vim.lsp.diagnostic.goto_next<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '[d', '<cmd>lua vim.lsp.diagnostic.goto_prev<CR>', opts)
+-- -- vim.api.nvim_set_keymap('n', '<leader>q', '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<leader>f', '<cmd>lua vim.lsp.buf.formatting()<CR>', opts)
+-- vim.api.nvim_set_keymap('n', '<leader>lg', '<cmd>lua vim.lsp.buf.formatting_sync(nil, 1000)<CR>', opts)
+--
+-- vim.api.nvim_set_keymap('n', '<leader>lA', '<cmd>lua vim.lsp.buf.code_action()<CR>', { silent = true })
+-- vim.api.nvim_set_keymap('n', '<leader>lA', '<cmd>lua require(\'jdtls\').code_action()<CR>', { silent = true })

init.lua

@@ -1,3 +1,4 @@
+---@diagnostic disable: missing-fields
 --[[
 
 =====================================================================
@@ -84,6 +85,10 @@ require('lazy').setup({
       { 'williamboman/mason.nvim', config = true },
       'williamboman/mason-lspconfig.nvim',
 
+      -- Extensions for the built-in LSP support in Neovim
+      -- for eclipse.jdt.ls to enable LSPs for Java
+      'mfussenegger/nvim-jdtls',
+
       -- Useful status updates for LSP
       -- NOTE: `opts = {}` is the same as calling `require('fidget').setup({})`
       { 'j-hui/fidget.nvim',       tag = 'legacy', opts = {} },
@@ -124,7 +129,8 @@ require('lazy').setup({
         changedelete = { text = '~' },
       },
       on_attach = function(bufnr)
-        vim.keymap.set('n', '<leader>gp', require('gitsigns').prev_hunk, { buffer = bufnr, desc = '[G]o to [P]revious Hunk' })
+        vim.keymap.set('n', '<leader>gp', require('gitsigns').prev_hunk,
+          { buffer = bufnr, desc = '[G]o to [P]revious Hunk' })
         vim.keymap.set('n', '<leader>gn', require('gitsigns').next_hunk, { buffer = bufnr, desc = '[G]o to [N]ext Hunk' })
         vim.keymap.set('n', '<leader>ph', require('gitsigns').preview_hunk, { buffer = bufnr, desc = '[P]review [H]unk' })
       end,
@@ -189,6 +195,23 @@ require('lazy').setup({
     },
   },
 
+  { 'echasnovski/mini.pairs', version = false },
+
+  {
+    "folke/flash.nvim",
+    event = "VeryLazy",
+    ---@type Flash.Config
+    opts = {},
+    -- stylua: ignore
+    keys = {
+      { "s", mode = { "n", "o", "x" }, function() require("flash").jump() end, desc = "Flash" },
+      { "S", mode = { "n", "o", "x" }, function() require("flash").treesitter() end, desc = "Flash Treesitter" },
+      { "r", mode = "o", function() require("flash").remote() end, desc = "Remote Flash" },
+      { "R", mode = { "o", "x" }, function() require("flash").treesitter_search() end, desc = "Treesitter Search" },
+      { "<c-s>", mode = { "c" }, function() require("flash").toggle() end, desc = "Toggle Flash Search" },
+    },
+  },
+
   {
     -- Highlight, edit, and navigate code
     'nvim-treesitter/nvim-treesitter',
@@ -254,6 +277,9 @@ vim.o.completeopt = 'menuone,noselect'
 -- NOTE: You should make sure your terminal supports this
 vim.o.termguicolors = true
 
+-- Center the cursor in the middle of the screen when scrolling
+vim.o.scrolloff = 999
+
 -- [[ Basic Keymaps ]]
 
 -- Keymaps for better default experience
@@ -439,7 +465,7 @@ local servers = {
   -- gopls = {},
   -- pyright = {},
   -- rust_analyzer = {},
-  -- tsserver = {},
+  tsserver = {},
   -- html = { filetypes = { 'html', 'twig', 'hbs'} },
 
   lua_ls = {
@@ -450,9 +476,13 @@ local servers = {
   },
 }
 
+require('flash').toggle(false)
+
 -- Setup neovim lua configuration
 require('neodev').setup()
 
+require('mini.pairs').setup()
+
 -- nvim-cmp supports additional completion capabilities, so broadcast that to servers
 local capabilities = vim.lsp.protocol.make_client_capabilities()
 capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)
@@ -475,6 +505,8 @@ mason_lspconfig.setup_handlers {
   end
 }
 
+vim.lsp.set_log_level('debug')
+
 -- [[ Configure nvim-cmp ]]
 -- See `:help cmp`
 local cmp = require 'cmp'