Updated nvim-cmp & lsp: config/saga

1 files changed, 422 insertions, 0 deletions

diff --git a/lua/plugins/lsp-22.10.14-23:39-bak.lua b/lua/plugins/lsp-22.10.14-23:39-bak.lua
new file mode 100644
index 0000000..9c8e943
--- /dev/null
+++ b/lua/plugins/lsp-22.10.14-23:39-bak.lua
@@ -0,0 +1,422 @@
+
+local fn = vim.fn
+local keymap = vim.keymap
+
+local utils = require("utils")
+
+local custom_attach = function(client, bufnr)
+  -- Enable completion triggered by <c-x><c-o>
+  vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+	-- Mappings.
+	local map = function(mode, l, r, opts)
+		opts = opts or {}
+		opts.silent = true
+    opts.noremap = true
+		opts.buffer = bufnr
+		keymap.set(mode, l, r, opts)
+	end
+--map("n", "gd", "<Cmd>Lspsaga lsp_finder<CR>") -- Press "o" to open the reference location
+--map("n", "gp", "<Cmd>Lspsaga peek_definition<CR>")
+--	--map("n", "gd", vim.lsp.buf.definition, { desc = "go to definition" })
+--  map("n", "<C-]>", vim.lsp.buf.definition)
+--	map("n", "K", vim.lsp.buf.hover)
+--	map("n", "<C-k>", vim.lsp.buf.signature_help)
+--	map("n", "<leader>rn", vim.lsp.buf.rename, { desc = "varialble rename" })
+--	map("n", "gr", vim.lsp.buf.references, { desc = "show references" })
+--	map("n", "[d", vim.diagnostic.goto_prev, { desc = "previous diagnostic" })
+--	map("n", "]d", vim.diagnostic.goto_next, { desc = "next diagnostic" })
+--	map("n", "<leader>q", function()
+--		vim.diagnostic.setqflist({ open = true })
+--	end, { desc = "put diagnostic to qf" })
+--	--map.('n', '<space>q', vim.diagnostic.setloclist)
+--	map("n", "ga", vim.lsp.buf.code_action, { desc = "LSP code action" })
+--	map("n", "<leader>wa", vim.lsp.buf.add_workspace_folder, { desc = "add workspace folder" })
+--	map("n", "<leader>wr", vim.lsp.buf.remove_workspace_folder, { desc = "remove workspace folder" })
+--	map("n", "<leader>wl", function()
+--		print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+--	end, { desc = "list workspace folder" })
+--	map("n", "gs", "vim.lsp.buf.document_symbol()<cr>")
+--	map("n", "gw", "vim.lsp.buf.workspace_symbol()<cr>", { desc = "list workspace folder" })
+--	--map("n", "gs", ":lua vim.lsp.buf.document_symbol()<cr>")
+--	map("n", "gt", ":lua vim.lsp.buf.type_definition()<cr>")
+--	map("n", "gD", ":lua vim.lsp.buf.declaration()<cr>") -- most lsp servers don't implement textDocument/Declaration, so gD is useless for now.
+--	map("n", "gi", ":lua vim.lsp.buf.implementation()<cr>")
+--	map("n", "go", ":lua vim.diagnostic.open_float()<cr>")
+--	map("n", "gk", "<Cmd>Lspsaga diagnostic_jump_prev<CR>")
+--	map("n", "gj", "<Cmd>Lspsaga diagnostic_jump_next<CR>")
+
+	-- Set some key bindings conditional on server capabilities
+	if client.server_capabilities.documentFormattingProvider then
+		map("n", "<space>f", vim.lsp.buf.format, { desc = "format code" })
+	end
+
+	-- add rust specific keymappings
+	if client.name == "rust_analyzer" then
+		map("n", "<leader>rr", "<cmd>RustRunnables<CR>")
+		map("n", "<leader>ra", "<cmd>RustHoverAction<CR>")
+	end
+
+	-- Diagnostic position
+	vim.api.nvim_create_autocmd("CursorHold", {
+		buffer = bufnr,
+		callback = function()
+			local float_opts = {
+				focusable = false,
+				close_events = { "BufLeave", "CursorMoved", "InsertEnter", "FocusLost" },
+				border = "rounded",
+				source = "always", -- show source in diagnostic popup window
+				prefix = " ",
+			}
+
+			if not vim.b.diagnostics_pos then
+				vim.b.diagnostics_pos = { nil, nil }
+			end
+
+			local cursor_pos = vim.api.nvim_win_get_cursor(0)
+			if
+				(cursor_pos[1] ~= vim.b.diagnostics_pos[1] or cursor_pos[2] ~= vim.b.diagnostics_pos[2])
+				and #vim.diagnostic.get() > 0
+			then
+				vim.diagnostic.open_float(nil, float_opts)
+			end
+
+			vim.b.diagnostics_pos = cursor_pos
+		end,
+	})
+
+	-- The below command will highlight the current variable and its usages in the buffer.
+	if client.server_capabilities.documentHighlightProvider then
+		vim.cmd([[
+      hi! link LspReferenceRead Visual
+      hi! link LspReferenceText Visual
+      hi! link LspReferenceWrite Visual
+      augroup lsp_document_highlight
+        autocmd! * <buffer>
+        autocmd CursorHold <buffer> lua vim.lsp.buf.document_highlight()
+        autocmd CursorMoved <buffer> lua vim.lsp.buf.clear_references()
+      augroup END
+    ]])
+	end
+
+	if vim.g.logging_level == "debug" then
+		local msg = string.format("Language server %s started!", client.name)
+		vim.notify(msg, vim.log.levels.DEBUG, { title = "Server?" })
+	end
+end
+
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities = require("cmp_nvim_lsp").update_capabilities(capabilities)
+capabilities.textDocument.completion.completionItem.snippetSupport = true
+capabilities.offsetEncoding = { "utf-16" }
+
+local lspconfig = require("lspconfig")
+
+if utils.executable("pylsp") then
+	lspconfig.pylsp.setup({
+		settings = {
+			pylsp = {
+				plugins = {
+					pylint = { enabled = true, executable = "pylint" },
+					pyflakes = { enabled = false },
+					pycodestyle = { enabled = false },
+					jedi_completion = { fuzzy = true },
+					pyls_isort = { enabled = true },
+					pylsp_mypy = { enabled = true },
+				},
+			},
+		},
+		flags = {
+			debounce_text_changes = 200,
+		},
+		capabilities = capabilities,
+	})
+else
+	vim.notify("pylsp not found!", vim.log.levels.WARN, { title = "Server?" })
+end
+
+-- if utils.executable('pyright') then
+--   lspconfig.pyright.setup{
+--     on_attach = custom_attach,
+--     capabilities = capabilities
+--   }
+-- else
+--   vim.notify("pyright not found!", vim.log.levels.WARN, {title = 'Server?'})
+-- end
+
+if utils.executable("clangd") then
+	lspconfig.clangd.setup({
+		on_attach = custom_attach,
+		capabilities = capabilities,
+		filetypes = { "c", "cpp", "cc" },
+		flags = {
+			debounce_text_changes = 500,
+		},
+	})
+else
+	vim.notify("clangd not found!", vim.log.levels.WARN, { title = "Server?" })
+end
+
+-- set up vim-language-server
+if utils.executable("vim-language-server") then
+	lspconfig.vimls.setup({
+		on_attach = custom_attach,
+		flags = {
+			debounce_text_changes = 500,
+		},
+		capabilities = capabilities,
+	})
+else
+	vim.notify("vim-language-server not found!", vim.log.levels.WARN, { title = "Server?" })
+end
+
+-- set up bash-language-server
+if utils.executable("bash-language-server") then
+	lspconfig.bashls.setup({
+		on_attach = custom_attach,
+		capabilities = capabilities,
+	})
+end
+
+if utils.executable("lua-language-server") then
+	lspconfig.sumneko_lua.setup({
+		on_attach = custom_attach,
+		settings = {
+			Lua = {
+				runtime = {
+					-- Tell the language server which version of Lua you're using (most likely LuaJIT in the case of Neovim)
+					version = "LuaJIT",
+				},
+				diagnostics = {
+					-- Get the language server to recognize the `vim` global
+					globals = { "vim" },
+				},
+				workspace = {
+					-- Make the server aware of Neovim runtime files,
+					library = {
+						fn.stdpath("data") .. "/site/pack/packer/opt/emmylua-nvim",
+						fn.stdpath("config"),
+					},
+					maxPreload = 2000,
+					preloadFileSize = 50000,
+				},
+			},
+		},
+		capabilities = capabilities,
+	})
+end
+
+
+if utils.executable("rust-language-server") then
+require("lspconfig").rust_analyzer.setup{
+    cmd = { "rustup", "run", "nightly", "rust-analyzer" },
+    on_attach = custom_attach,
+  	flags = {
+			debounce_text_changes = 500,
+		},
+	--[[
+    settings = {
+        rust = {
+            unstable_features = true,
+            build_on_save = false,
+            all_features = true,
+        },
+    }
+    --]]
+}
+end
+
+
+-- Setup nvim-cmp.
+vim.opt.completeopt = "menu,menuone,noselect"
+
+local cmp_status_ok, cmp = pcall(require, "cmp")
+if not cmp_status_ok then
+	return
+end
+
+
+local opts = {
+	-- whether to highlight the currently hovered symbol
+	-- disable if your cpu usage is higher than you want it
+	-- or you just hate the highlight
+	-- default: true
+	highlight_hovered_item = true,
+
+	-- whether to show outline guides
+	-- default: true
+	show_guides = true,
+}
+require("symbols-outline").setup(opts)
+
+local snippets_paths = function()
+	local plugins = { "friendly-snippets" }
+	local paths = {}
+	local path
+	local root_path = vim.env.HOME .. "/.vim/plugged/"
+	for _, plug in ipairs(plugins) do
+		path = root_path .. plug
+		if vim.fn.isdirectory(path) ~= 0 then
+			table.insert(paths, path)
+		end
+	end
+	return paths
+end
+
+require("luasnip.loaders.from_vscode").lazy_load({
+	paths = snippets_paths(),
+	include = nil, -- Load all languages
+	exclude = {},
+})
+
+local lspkind = require("lspkind")
+
+--local kind_icons = {
+--	Text = "",
+--	Method = "",
+--	Function = "",
+--	Constructor = "⚙️",
+--	Field = "",
+--	Variable = "",
+--	Class = "ﴯ",
+--	Interface = "",
+--	Module = "",
+--	Property = "ﰠ",
+--	Unit = "",
+--	Value = "",
+--	Enum = "",
+--	Keyword = "",
+--	Snippet = "",
+--	Color = "",
+--	File = "",
+--	Reference = "",
+--	Folder = "",
+--	EnumMember = "",
+--	Constant = "",
+--	Struct = "",
+--	Event = "",
+--	Operator = "",
+--	TypeParameter = "",
+--}
+
+cmp.setup({
+	snippet = {
+		expand = function(args)
+			require("luasnip").lsp_expand(args.body)
+		end,
+	},
+	mapping = cmp.mapping.preset.insert({
+--		["<CR>"] = cmp.mapping.confirm({
+--			behavior = cmp.ConfirmBehavior.Replace,
+--			select = true,
+--		}),
+    ['<C-y>'] = cmp.mapping.confirm({ select = true }),
+		["<C-e>"] = cmp.mapping.close(),
+		["<C-u>"] = cmp.mapping.scroll_docs(-4),
+		["<C-d>"] = cmp.mapping.scroll_docs(4),
+		["<C-Space>"] = cmp.mapping.complete(),
+	}),
+
+	formatting = {
+		fields = { "abbr", "kind", "menu" },
+		format = function(entry, vim_item)
+			-- Kind icons
+			--vim_item.kind = string.format("%s", kind_icons[vim_item.kind])
+      vim_item.kind = lspkind.presets.default[vim_item.kind]
+			-- vim_item.kind = string.format('%s %s', kind_icons[vim_item.kind], vim_item.kind) -- This concatonates the icons with the name of the item kind
+			vim_item.menu = ({
+				nvim_lsp = "LSP",
+				luasnip = "Snip",
+				buffer = "Buf",
+				path = "Path",
+        cmdline = "Cmd",
+			})[entry.source.name]
+			return vim_item
+		end,
+	},
+  sources = cmp.config.sources({
+		{ name = "path" },
+		{ name = "nvim_lsp", keyword_length = 3 },
+		{ name = "luasnip", keyword_length = 4 },
+		{ name = "buffer", keyword_length = 3 },
+    --{ name = 'treesitter' },
+		{ name = "cmdline", keyword_pattern = [=[[^[:blank:]\!]*]=], keyword_length = 3 },
+		--{ name = "cmdline", keyword_pattern = [=[[^[:blank:]\!]*]=] }, --exclamation mark hangs a bit without this
+		--{name = 'luasnip', keyword_length = 2},
+	}),
+  confirm_opts = {
+		behavior = cmp.ConfirmBehavior.Replace,
+		select = false,
+	},
+	window = {
+    completion = cmp.config.window.bordered(),
+    documentation = cmp.config.window.bordered(),
+		--documentation = {
+		--	border = { "╭", "─", "╮", "│", "╯", "─", "╰", "│" },
+		--},
+	},
+	experimental = {
+		ghost_text = true,
+		native_menu = true,
+		--native_menu = false,
+		--view = {
+		--  entries = "native"
+		--},
+	},
+})
+
+cmp.setup.cmdline("/", {
+	mapping = cmp.mapping.preset.cmdline(),
+	sources = {
+		{ name = "buffer" },
+	},
+})
+
+cmp.setup.cmdline(":", {
+	mapping = cmp.mapping.preset.cmdline(),
+	sources = cmp.config.sources({
+		{ name = "path" },
+	}, {
+		{ name = "cmdline" },
+	}),
+})
+
+
+
+-- Global config for diagnostic
+vim.diagnostic.config({
+	underline = false,
+	virtual_text = true,
+	signs = true,
+	severity_sort = true,
+	float = {
+    focusable = true, --
+    style = "minimal", --
+		--border = "rounded",
+    border = "shadow",
+		source = "always",
+		header = "",
+		prefix = "",
+	},
+})
+
+vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with(vim.lsp.diagnostic.on_publish_diagnostics, {
+	underline = false,
+	virtual_text = false,
+	signs = true,
+	update_in_insert = false,
+})
+--vim.lsp.buf.definition
+--vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(vim.lsp.handlers.hover, { border = "rounded" })
+
+vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(vim.lsp.handlers.hover, { border = "rounded" })
+
+vim.lsp.handlers["textDocument/signatureHelp"] = vim.lsp.with(vim.lsp.handlers.signature_help, { border = "rounded" })
+
+--local signs = { Error = " ", Warn = " ", Info = "􀅴 ", Hint = " " }
+--local signs = { Error = "✘", Warn = "▲", Info = "🛈 ", Hint = "⚑" }
+local signs = { Error = "✘", Warn = "▲", Info = "􀅳", Hint = "⚑" }
+for type, icon in pairs(signs) do
+	local hl = "DiagnosticSign" .. type
+	vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = "" })
+end