Enable lsp install plugin

init.lua

@@ -66,8 +66,8 @@ require('nvim-treesitter.configs').setup({
 -------------------- TELESCOPE -----------------------------
 require('my_telescope')
 -------------------- LSP -----------------------------------
-require('mylsp')
 
+require('my_lspinstall')
 -------------------- GITSIGNS ------------------------------
 require('gitsigns').setup()
 -------------------- LIGHTBULB -----------------------------

lua/my_lspinstall.lua

@@ -0,0 +1,94 @@
+local utils = require('utils')
+
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities.textDocument.completion.completionItem.documentationFormat = { 'markdown', 'plaintext' }
+capabilities.textDocument.completion.completionItem.snippetSupport = true
+capabilities.textDocument.completion.completionItem.preselectSupport = true
+capabilities.textDocument.completion.completionItem.insertReplaceSupport = true
+capabilities.textDocument.completion.completionItem.labelDetailsSupport = true
+capabilities.textDocument.completion.completionItem.deprecatedSupport = true
+capabilities.textDocument.completion.completionItem.commitCharactersSupport = true
+capabilities.textDocument.completion.completionItem.tagSupport = { valueSet = { 1 } }
+capabilities.textDocument.completion.completionItem.resolveSupport = {
+  properties = {
+    'documentation',
+    'detail',
+    'additionalTextEdits',
+  },
+}
+
+local on_attach = function(client, bufnr)
+  local function buf_set_keymap(...) vim.api.nvim_buf_set_keymap(bufnr, ...) end
+  local function buf_set_option(...) vim.api.nvim_buf_set_option(bufnr, ...) end
+
+  buf_set_option('omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+  -- Mappings.
+  local opts = { noremap=true, silent=true }
+  utils.map('n', '<space>,', '<cmd>lua vim.lsp.diagnostic.goto_prev()<CR>', opts)
+  utils.map('n', '<space>;', '<cmd>lua vim.lsp.diagnostic.goto_next()<CR>', opts)
+  utils.map('n', '<space>a', '<cmd>Telescope lsp_code_actions<CR>', opts)
+  utils.map('n', '<space>d', '<cmd>lua vim.lsp.buf.definition()<CR>', opts)
+  utils.map('n', '<space>e', '<cmd>lua vim.lsp.buf.declaration()<CR>', opts)
+  utils.map('n', '<space>h', '<cmd>lua vim.lsp.buf.hover()<CR>', opts)
+  utils.map('n', '<space>c', '<cmd>lua vim.lsp.buf.outgoing_calls()<CR>', opts)
+  utils.map('n', '<space>C', '<cmd>lua vim.lsp.buf.incoming_calls()<CR>', opts)
+  utils.map('n', '<space>m', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
+  -- utils.map('n', '<space>r', '<cmd>lua vim.lsp.buf.references()<CR, opts>')
+  utils.map('n', '<space>s', '<cmd>lua vim.lsp.buf.document_symbol()<CR>', opts)
+  utils.map('n', '<C-t>', '<cmd>Telescope lsp_dynamic_workspace_symbols<CR>', opts)
+  utils.map('n', '<space>D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
+  utils.map('n', '<C-k>', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opts)
+  utils.map('n', '<space>r', '<cmd>Telescope lsp_references<cr>')
+  utils.map('n', '<C-S-o>', '<cmd>Telescope lsp_document_symbols<cr>')
+  utils.map('n', '<A-m>', '<cmd>Telescope lsp_document_symbols<cr>')
+  utils.map('n', '<space>v', '<cmd>Telescope lsp_document_diagnostics<cr>')
+  utils.map('n', '<A-o>', ':ClangdSwitchSourceHeader<CR>', opts)
+
+  -- Set some keybinds conditional on server capabilities
+  if client.resolved_capabilities.document_formatting then
+    utils.map('n', '<space>f', '<cmd>lua vim.lsp.buf.formatting()<CR>', opts)
+  end
+  if client.resolved_capabilities.document_range_formatting then
+    utils.map('v', '<space>f', '<esc><cmd>lua vim.lsp.buf.range_formatting()<CR>', opts)
+  end
+
+  -- Set autocommands conditional on server_capabilities
+  if client.resolved_capabilities.document_highlight then
+    vim.api.nvim_exec([[
+      hi LspReferenceRead cterm=bold ctermbg=red guibg=DarkGreen
+      hi LspReferenceText cterm=bold ctermbg=Black guibg=DarkYellow guifg=Black
+      hi LspReferenceWrite cterm=bold ctermbg=red guibg=DarkRed
+      augroup lsp_document_highlight
+        autocmd! * <buffer>
+        autocmd CursorHold <buffer> lua vim.lsp.buf.document_highlight()
+        autocmd CursorHoldI <buffer> lua vim.lsp.buf.document_highlight()
+        autocmd CursorMoved <buffer> lua vim.lsp.buf.clear_references()
+      augroup END
+    ]], false)
+  end
+  require "lsp_signature".on_attach({
+      bind = true, -- This is mandatory, otherwise border config won't get registered.
+      handler_opts = {
+        border = "single"
+      },
+      hi_parameter = "IncSearch"
+    }, bufnr)
+end
+
+local lsp_installer = require("nvim-lsp-installer")
+lsp_installer.on_server_ready(function(server)
+  local opts = {
+    on_attach = on_attach,
+    capabilities = capabilities,
+  }
+
+    -- (optional) Customize the options passed to the server
+    -- if server.name == "tsserver" then
+    --     opts.root_dir = function() ... end
+    -- end
+
+    -- This setup() function is exactly the same as lspconfig's setup function (:help lspconfig-quickstart)
+    server:setup(opts)
+    vim.cmd [[ do User LspAttachBuffers ]]
+end)

lua/mylsp.lua

@@ -1,6 +1,19 @@
 local nvim_lsp = require 'lspconfig'
 local utils = require('utils')
 
+local system_name
+if vim.fn.has("mac") == 1 then
+  system_name = "macOS"
+elseif vim.fn.has("unix") == 1 then
+  system_name = "Linux"
+elseif vim.fn.has('win32') == 1 then
+  system_name = "Windows"
+else
+  print("Unsupported system for sumneko")
+end
+
+local sumneko_root_path = 'D:/tmp/lua-language-server'
+local sumneko_binary = sumneko_root_path.."/bin/"..system_name.."/lua-language-server"
 -- We use the default settings for ccls and pylsp: the option table can stay empty
 -- nvim_lsp.ccls.setup {}
 nvim_lsp.pyright.setup{}
@@ -12,7 +25,6 @@ nvim_lsp.groovyls.setup{
     cmd = { "java", "-jar", "D:/tmp/groovy-language-server/build/libs/groovy-language-server-all.jar" }
 }
 
-
 -- Add additional capabilities supported by nvim-cmp
 local capabilities = vim.lsp.protocol.make_client_capabilities()
 capabilities.textDocument.completion.completionItem.documentationFormat = { 'markdown', 'plaintext' }
@@ -91,7 +103,7 @@ local on_attach = function(client, bufnr)
 end
 
 -- Enable some language servers with the additional completion capabilities offered by nvim-cmp
-local servers = { 'clangd', 'pyright', 'cmake', 'jsonls' }
+local servers = {'clangd', 'pyright', 'cmake', 'jsonls'}
 for _, lsp in ipairs(servers) do
   nvim_lsp[lsp].setup {
     on_attach = on_attach,
@@ -99,6 +111,19 @@ for _, lsp in ipairs(servers) do
   }
 end
 
+nvim_lsp.sumneko_lua.setup{
+  cmd = {sumneko_binary, "-E", sumneko_root_path .. "/main.lua"},
+  on_attach = on_attach,
+  capabilities = capabilities,
+}
+
+nvim_lsp.groovyls.setup{
+    -- Unix
+    cmd = { "java", "-jar", "D:/tmp/groovy-language-server/build/libs/groovy-language-server-all.jar" },
+    on_attach = on_attach,
+    capabilities = capabilities,
+}
+
 local signs = { Error = " ", Warning = " ", Hint = " ", Information = " " }
 for type, icon in pairs(signs) do
   local hl = "LspDiagnosticsSign" .. type