recovery from stupid file loss and major update

lua/plugins/autopairs.lua

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+require('nvim-autopairs').setup({
+})

lua/plugins/cokeline.lua

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+require('cokeline').setup({
+})

lua/plugins/dap.lua

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+require('dap').configurations.cpp = {
+}

lua/plugins/diaglist.lua

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+require('diaglist').init({
+	-- below are defaults
+	debug = false, 
+
+	-- increase for noisy servers
+	debounce_ms = 150,
+})

lua/plugins/fidget.lua

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+require('fidget').setup({
+	text = {
+		spinner = "pipe",         -- animation shown when tasks are ongoing
+    done = "✔",               -- character shown when all tasks are complete
+    commenced = "Started",    -- message shown when task starts
+    completed = "Completed",  -- message shown when task completes
+  },
+  align = {
+    bottom = true,            -- align fidgets along bottom edge of buffer
+    right = true,             -- align fidgets along right edge of buffer
+  },
+  timer = {
+    spinner_rate = 125,       -- frame rate of spinner animation, in ms
+    fidget_decay = 2000,      -- how long to keep around empty fidget, in ms
+    task_decay = 1000,        -- how long to keep around completed task, in ms
+  },
+  window = {
+    relative = "win",         -- where to anchor, either "win" or "editor"
+    blend = 100,              -- &winblend for the window
+    zindex = nil,             -- the zindex value for the window
+    border = "none",          -- style of border for the fidget window
+  },
+  fmt = {
+    leftpad = true,           -- right-justify text in fidget box
+    stack_upwards = true,     -- list of tasks grows upwards
+    max_width = 0,            -- maximum width of the fidget box
+    fidget =                  -- function to format fidget title
+      function(fidget_name, spinner)
+        return string.format("%s %s", spinner, fidget_name)
+      end,
+    task =                    -- function to format each task line
+      function(task_name, message, percentage)
+        return string.format(
+          "%s%s [%s]",
+          message,
+          percentage and string.format(" (%s%%)", percentage) or "",
+          task_name
+        )
+      end,
+  },
+  sources = {                 -- Sources to configure
+    * = {                     -- Name of source
+      ignore = false,         -- Ignore notifications from this source
+    },
+  },
+  debug = {
+    logging = false,          -- whether to enable logging, for debugging
+    strict = false,           -- whether to interpret LSP strictly
+  }
+})

lua/plugins/lspkind.lua

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+require('lspkind').init({
+	-- defines how annotations are shown
+	-- default: symbol
+	-- options: 'text', 'text_symbol', 'symbol_text', 'symbol'
+	mode = 'symbol_text',
+
+	-- default symbol map
+	-- can be either 'default' (requires nerd-fonts font) or
+	-- 'codicons' for codicon preset (requires vscode-codicons font)
+	--
+	-- default: 'default'
+	preset = 'codicons',
+
+	-- override preset symbols
+	--
+	-- default: {}
+	symbol_map = {
+		Text = "",
+		Method = "",
+		Function = "",
+		Constructor = "",
+		Field = "ﰠ",
+		Variable = "",
+		Class = "ﴯ",
+		Interface = "",
+		Module = "",
+		Property = "ﰠ",
+		Unit = "塞",
+		Value = "",
+		Enum = "",
+		Keyword = "",
+		Snippet = "",
+		Color = "",
+		File = "",
+		Reference = "",
+		Folder = "",
+		EnumMember = "",
+		Constant = "",
+		Struct = "פּ",
+		Event = "",
+		Operator = "",
+		TypeParameter = ""
+	},
+})

lua/plugins/lualine.lua

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+require('lualine').setup {
+  options = {
+    icons_enabled = true,
+    theme = 'auto',
+    component_separators = { left = '', right = ''},
+    section_separators = { left = '', right = ''},
+    disabled_filetypes = {
+      statusline = {},
+      winbar = {},
+    },
+    ignore_focus = {},
+    always_divide_middle = true,
+    globalstatus = false,
+    refresh = {
+      statusline = 1000,
+      tabline = 1000,
+      winbar = 1000,
+    }
+  },
+  sections = {
+    lualine_a = {
+      {
+        'mode',
+        icons_enabled = true,
+        icon = nil,
+        separator = nil,
+        cond = nil,
+        color = nil,
+        --type = var(g:coc_status/bo:modifiable),
+        padding = 1,
+        fmt = nil,
+        on_click = nil,
+      }
+    },
+    lualine_b = {
+      'branch', 
+      'diff', 
+      {
+        'diagnostics',
+        sources = { 'coc' },
+        sections = { 'error', 'warn', 'info', 'hint' },
+        diagnostics_color = {
+          error = 'DiagnosticError',
+          warn  = 'DiagnosticWarn',
+          info  = 'DiagnosticInfo',
+          hint  = 'DiagnosticHint',
+        },
+        symbols = {error = 'E', warn = 'W', info = 'I', hint = 'H'},
+        colored = true,
+        update_in_insert = false,
+        always_visible = false
+      }
+    },
+    lualine_c = {'filename', 'lsp_progress'},
+    lualine_x = {'encoding', 'fileformat', 'filetype'},
+    lualine_y = {'progress'},
+    lualine_z = {'location'}
+  },
+  inactive_sections = {
+    lualine_a = {},
+    lualine_b = {},
+    lualine_c = {'filename'},
+    lualine_x = {'location'},
+    lualine_y = {},
+    lualine_z = {}
+  },
+  tabline = {},
+  winbar = {},
+  inactive_winbar = {},
+  extensions = {}
+}

lua/plugins/mason.lua

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+require('mason').setup({
+  ui = {
+    icons = {
+      package_installed = "✓",
+      package_pending = "➜",
+      package_uninstalled = "✗"
+    }
+  }
+})

lua/plugins/neo-tree.lua

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+local highlights = require("neo-tree.ui.highlights")
+
+require('neo-tree').setup({
+	filesystem = {
+    components = {
+        --[[
+        icon = function(config, node, state)
+          local icon = config.default or ' '
+          local padding = config.padding or ' '
+          local highlight = config.highlight or highlights.FILE_ICON
+
+          if node.type == 'directory' then
+            highlight = highlights.DIRECTORY_ICON
+            if node:is_expanded() then
+              icon = config.folder_open or '-'
+            else
+              icon = config.folder_closed or '+'
+            end
+          elseif node.type == 'file' then
+            local success, web_devicons = pcall(require, 'nvim-web-devicons')
+            if success then
+              local devicon, hl = web_devicons.get_icon(node.name, node.ext)
+              icon = devicon or icon
+              highlight = hl or highlight
+            end
+          end
+
+          return {
+            text = icon .. padding,
+            highlight = highlight
+          }
+        end
+      },
+      ]]
+		  window = {
+			  mappings = {
+				  ['o'] = 'system_open'
+			  },
+		  },
+		  commands = {
+			  -- Открытие файла через программу по умолчанию в операционной системе
+        system_open = function(state)
+          vim.api.nvim_command(string.format('silent !xdg-open \'%s\'', state.tree:get_node():get_id()))
+        end,
+      }
+	  }
+  }
+})

lua/plugins/null-ls.lua

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+local null_ls = require("null-ls")
+
+null_ls.setup({
+    sources = {
+        null_ls.builtins.formatting.stylua,
+        null_ls.builtins.diagnostics.eslint,
+        null_ls.builtins.completion.spell,
+        null_ls.builtins.code_actions.gitsigns
+    },
+})

lua/plugins/packer.lua

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+-- Инициализация
+vim.cmd('packadd packer.nvim')
+
+return require('packer').startup(function(use)
+  -- Менеджер плагинов Packer (автообновление)
+  use 'wbthomason/packer.nvim'
+
+  -- Быстрая настройка LSP-серверов
+	use 'neovim/nvim-lspconfig'
+
+	-- Прогресс LSP
+	use {
+		'j-hui/fidget.nvim',
+		config = function() require('fidget') end
+	}
+
+	-- Интерфейс отображающий найденные проблемы LSP-серверами
+	use {
+		'folke/trouble.nvim',
+		requires = 'kyazdani42/nvim-web-devicons',
+		config = function() require('trouble') end
+	}
+
+	-- Пиктограммы которые используются плагинами
+	use {
+		'onsails/lspkind-nvim',
+		config = function() require('plugins/lspkind') end
+	}
+
+  -- Интеграция с GIT
+	use {
+		'lewis6991/gitsigns.nvim',
+		config = function() require('gitsigns') end
+	}
+
+	-- Отрисовка в реальном времени найденных ошибок LSP-серверами
+  use {
+	  'onsails/diaglist.nvim',
+		config = function() require('diaglist') end
+	}
+
+	-- Интерфейс строки состояния
+  use {
+		'nvim-lualine/lualine.nvim',
+		requires = { 'kyazdani42/nvim-web-devicons', opt = true },
+		config = function() require('plugins/lualine') end
+	}
+
+  -- Дополнение для "nvim-lualine/lualine.nvim" с отображением прогресса работы с LSP-серверами 
+  use {
+    'arkav/lualine-lsp-progress',
+    config = function() require('plugins/lualine-lsp-progress') end
+  }
+
+	-- Интерфейс строки буфера файлов
+	use {
+		'noib3/nvim-cokeline',
+    requires = 'kyazdani42/nvim-web-devicons',
+    config = function() require('plugins/cokeline') end
+	}
+
+	-- Интерфейс древовидной структуры файлов
+  use {
+		'nvim-neo-tree/neo-tree.nvim',
+		branch = 'v2.x',
+		requires  = {
+			'nvim-lua/plenary.nvim',
+			'kyazdani42/nvim-web-devicons',
+			'MunifTanjim/nui.nvim'
+		},
+		config = function() require('plugins/neo-tree') end
+	}
+
+	-- Автодополнение скобок и кавычек
+	use {
+		'windwp/nvim-autopairs',
+		config = function()	require('plugins/autopairs') end
+	}
+
+  -- Загрузчик расширений
+  use {
+    'neoclide/coc.nvim',
+    branch = 'release',
+    config = function() require('plugins/coc') end
+  }
+
+  -- Цвета для отображения найденных ошибок LSP-сервером в случае если другие цвета не найдены
+  use 'folke/lsp-colors.nvim'
+
+  -- Менеджер пакетов для LSP-серверов, DAP-серверов, линтеров и форматировщиков
+  use { 
+    'williamboman/mason.nvim',
+    config = function() require('plugins/mason') end
+  }
+
+  -- Быстрое обновление всех пакетов через "nwilliamboman/mason.nvim"
+  use 'RubixDev/mason-update-all'
+
+  -- Мост между "williamboman/mason.nvim" и "neovim/nvim-lspconfig"
+  use {
+    'williamboman/mason-lspconfig.nvim',
+    requires = {
+      'williamboman/mason.nvim',
+      'neovim/nvim-lspconfig'
+    }
+  }
+
+  -- Клиентская реализация DAP
+  use {
+    'mfussenegger/nvim-dap',
+    config = function() require('plugins/dap') end
+  }
+
+  -- Мост между "nwilliamboman/mason.nvim" и "mfussenegger/nvim-dap"
+  use {
+    'jay-babu/mason-nvim-dap.nvim',
+    requires = {
+      'williamboman/mason.nvim',
+      'mfussenegger/nvim-dap'
+    }
+  }
+
+  -- Линтер, форматировщик и прочее
+  use {
+    'jose-elias-alvarez/null-ls.nvim',
+		requires = 'nvim-lua/plenary.nvim',
+		config = function() require('plugins/null-ls') end
+  }
+end)

lua/plugins/trouble.lua

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+require('trouble').setup {
+	position = "bottom", -- position of the list can be: bottom, top, left, right
+  height = 10, -- height of the trouble list when position is top or bottom
+	width = 50, -- width of the list when position is left or right
+	icons = true, -- use devicons for filenames
+	mode = "workspace_diagnostics", -- "workspace_diagnostics", "document_diagnostics", "quickfix", "lsp_references", "loclist"
+	fold_open = "", -- icon used for open folds
+	fold_closed = "", -- icon used for closed folds
+	group = true, -- group results by file
+	padding = true, -- add an extra new line on top of the list
+	action_keys = { -- key mappings for actions in the trouble list
+	  -- map to {} to remove a mapping, for example:
+		-- close = {},
+      close = "q", -- close the list
+			cancel = "<esc>", -- cancel the preview and get back to your last window / buffer / cursor
+			refresh = "r", -- manually refresh
+			jump = {"<cr>", "<tab>"}, -- jump to the diagnostic or open / close folds
+			open_split = { "<c-x>" }, -- open buffer in new split
+			open_vsplit = { "<c-v>" }, -- open buffer in new vsplit
+			open_tab = { "<c-t>" }, -- open buffer in new tab
+			jump_close = {"o"}, -- jump to the diagnostic and close the list
+			toggle_mode = "m", -- toggle between "workspace" and "document" diagnostics mode
+			toggle_preview = "P", -- toggle auto_preview
+			hover = "K", -- opens a small popup with the full multiline message
+			preview = "p", -- preview the diagnostic location
+			close_folds = {"zM", "zm"}, -- close all folds
+			open_folds = {"zR", "zr"}, -- open all folds
+			toggle_fold = {"zA", "za"}, -- toggle fold of current file
+			previous = "k", -- previous item
+			next = "j" -- next item
+	},
+	indent_lines = true, -- add an indent guide below the fold icons
+	auto_open = false, -- automatically open the list when you have diagnostics
+	auto_close = false, -- automatically close the list when you have no diagnostics
+	auto_preview = true, -- automatically preview the location of the diagnostic. <esc> to close preview and go back to last window
+	auto_fold = false, -- automatically fold a file trouble list at creation
+	auto_jump = {"lsp_definitions"}, -- for the given modes, automatically jump if there is only a single result
+	signs = {
+		-- icons / text used for a diagnostic
+		error = "",
+		warning = "",
+		hint = "",
+		information = "",
+		other = "﫠"
+	},
+	use_diagnostic_signs = false -- enabling this will use the signs defined in your lsp client
+}