chore: fix minimal_lsp.lua (#1793)

1 files changed, 107 insertions, 0 deletions

diff --git a/tests/minimal_lsp.lua b/tests/minimal_lsp.lua
new file mode 100644
index 00000000..a2b9ab57
--- /dev/null
+++ b/tests/minimal_lsp.lua
@@ -0,0 +1,107 @@
+vim.cmd [[set runtimepath=$VIMRUNTIME]]
+vim.cmd [[set packpath=/tmp/nvim/site]]
+
+local package_root = "/tmp/nvim/site/pack"
+local install_path = package_root .. "/packer/start/packer.nvim"
+
+-- Choose whether to use the executable that's managed by lsp-installer
+local use_lsp_installer = true
+
+local function load_plugins()
+  require("packer").startup {
+    {
+      "wbthomason/packer.nvim",
+      "neovim/nvim-lspconfig",
+      { "williamboman/nvim-lsp-installer", disable = not use_lsp_installer },
+    },
+    config = {
+      package_root = package_root,
+      compile_path = install_path .. "/plugin/packer_compiled.lua",
+    },
+  }
+end
+
+function _G.dump(...)
+  local objects = vim.tbl_map(vim.inspect, { ... })
+  print(unpack(objects))
+  return ...
+end
+
+_G.load_config = function()
+  vim.lsp.set_log_level "trace"
+  if vim.fn.has "nvim-0.5.1" == 1 then
+    require("vim.lsp.log").set_format_func(vim.inspect)
+  end
+  local nvim_lsp = require "lspconfig"
+  local on_attach = function(_, 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 }
+    buf_set_keymap("n", "gD", "<Cmd>lua vim.lsp.buf.declaration()<CR>", opts)
+    buf_set_keymap("n", "gd", "<Cmd>lua vim.lsp.buf.definition()<CR>", opts)
+    buf_set_keymap("n", "K", "<Cmd>lua vim.lsp.buf.hover()<CR>", opts)
+    buf_set_keymap("n", "gi", "<cmd>lua vim.lsp.buf.implementation()<CR>", opts)
+    buf_set_keymap("n", "<C-k>", "<cmd>lua vim.lsp.buf.signature_help()<CR>", opts)
+    buf_set_keymap("n", "<space>wa", "<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>", opts)
+    buf_set_keymap("n", "<space>wr", "<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>", opts)
+    buf_set_keymap("n", "<space>wl", "<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>", opts)
+    buf_set_keymap("n", "<space>lD", "<cmd>lua vim.lsp.buf.type_definition()<CR>", opts)
+    buf_set_keymap("n", "<space>lr", "<cmd>lua vim.lsp.buf.rename()<CR>", opts)
+    buf_set_keymap("n", "gr", "<cmd>lua vim.lsp.buf.references()<CR>", opts)
+    buf_set_keymap("n", "gl", "<cmd>lua vim.lsp.diagnostic.show_line_diagnostics()<CR>", opts)
+    buf_set_keymap("n", "<space>lk", "<cmd>lua vim.lsp.diagnostic.goto_prev()<CR>", opts)
+    buf_set_keymap("n", "<space>lj", "<cmd>lua vim.lsp.diagnostic.goto_next()<CR>", opts)
+    buf_set_keymap("n", "<space>lq", "<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>", opts)
+    buf_set_keymap("n", "<space>li", "<cmd>LspInfo<CR>", opts)
+    buf_set_keymap("n", "<space>lI", "<cmd>LspInstallInfo<CR>", opts)
+  end
+
+  -- Add the server that troubles you here, e.g. "sumneko_lua", "pyright", "tsserver"
+  local name = "clangd"
+
+  -- You need to specify the server's command manually
+  local cmd
+
+  if use_lsp_installer then
+    local server_available, server = require("nvim-lsp-installer.servers").get_server(name)
+    if not server_available then
+      server:install()
+    end
+    local default_opts = server:get_default_options()
+    cmd = default_opts.cmd
+  end
+
+  if not name then
+    print "You have not defined a server name, please edit minimal_init.lua"
+  end
+  if not nvim_lsp[name].document_config.default_config.cmd and not cmd then
+    print [[You have not defined a server default cmd for a server
+      that requires it please edit minimal_init.lua]]
+  end
+
+  nvim_lsp[name].setup {
+    cmd = cmd,
+    on_attach = on_attach,
+  }
+
+  print [[You can find your log at $HOME/.cache/nvim/lsp.log. Please paste in a github issue under a details tag as described in the issue template.]]
+end
+
+if vim.fn.isdirectory(install_path) == 0 then
+  vim.fn.system { "git", "clone", "https://github.com/wbthomason/packer.nvim", install_path }
+  load_plugins()
+  require("packer").sync()
+  vim.cmd [[autocmd User PackerComplete ++once lua load_config()]]
+else
+  load_plugins()
+  require("packer").sync()
+  _G.load_config()
+end