remove unused variable

1. Remove catppuccin, it is too purple/blue for me
2. use another nightfox variant

.gitignore

@@ -4,3 +4,4 @@ en.utf-8.add.spl
 .netrwhist
 *.log
 .DS_Store
+lazy-lock.json

README.md

@@ -10,7 +10,7 @@
       <img alt="Windows" src="https://img.shields.io/badge/Windows-%23.svg?style=flat-square&logo=windows&color=0078D6&logoColor=white" />
     </a>
     <a href="https://github.com/neovim/neovim/releases/tag/stable">
-      <img src="https://img.shields.io/badge/Neovim-0.10.3-blueviolet.svg?style=flat-square&logo=Neovim&logoColor=green" alt="Neovim minimum version"/>
+      <img src="https://img.shields.io/badge/Neovim-0.11.0-blueviolet.svg?style=flat-square&logo=Neovim&logoColor=green" alt="Neovim minimum version"/>
     </a>
     <a href="https://github.com/jdhao/nvim-config/releases/latest">
       <img alt="Latest release" src="https://img.shields.io/github/v/release/jdhao/nvim-config" />
@@ -21,9 +21,6 @@
     <a href="https://github.com/jdhao/nvim-config/graphs/commit-activity">
       <img src="https://img.shields.io/github/commit-activity/m/jdhao/nvim-config?style=flat-square" />
     </a>
-    <a href="https://github.com/jdhao/nvim-config/releases/tag/v0.10.2">
-      <img src="https://img.shields.io/github/commits-since/jdhao/nvim-config/v0.10.2?style=flat-square" />
-    </a>
     <a href="https://github.com/jdhao/nvim-config/graphs/contributors">
       <img src="https://img.shields.io/github/contributors/jdhao/nvim-config?style=flat-square" />
     </a>

autoload/utils.vim

@@ -10,23 +10,6 @@ function! s:Single_quote(str) abort
   return "'" . substitute(copy(a:str), "'", "''", 'g') . "'"
 endfunction
 
-" Check the syntax group in the current cursor position, see
-" https://stackoverflow.com/q/9464844/6064933 and
-" https://jordanelver.co.uk/blog/2015/05/27/working-with-vim-colorschemes/
-function! utils#SynGroup() abort
-  if !exists('*synstack')
-    return
-  endif
-  echo map(synstack(line('.'), col('.')), 'synIDattr(v:val, "name")')
-endfunction
-
-" Check if a colorscheme exists in runtimepath.
-" The following two functions are inspired by https://stackoverflow.com/a/5703164/6064933.
-function! utils#HasColorscheme(name) abort
-  let l:pat = printf('colors/%s.vim', a:name)
-  return !empty(globpath(&runtimepath, l:pat))
-endfunction
-
 " Custom fold expr, adapted from https://vi.stackexchange.com/a/9094/15292
 function! utils#VimFolds(lnum) abort
   " get content of current line and the line below
@@ -146,27 +129,6 @@ function! utils#iso_time(timestamp) abort
 
 endfunction
 
-" Check if we are inside a Git repo.
-function! utils#Inside_git_repo() abort
-  let res = system('git rev-parse --is-inside-work-tree')
-  if match(res, 'true') == -1
-    return v:false
-  else
-    " Manually trigger a special user autocmd InGitRepo (used lazyloading.
-    doautocmd User InGitRepo
-    return v:true
-  endif
-endfunction
-
-function! utils#GetGitBranch()
-  let l:res = systemlist('git rev-parse --abbrev-ref HEAD')[0]
-  if match(l:res, 'fatal') != -1
-    return ''
-  else
-    return l:res
-  endif
-endfunction
-
 " Redirect command output to a register for later processing.
 " Ref: https://stackoverflow.com/q/2573021/6064933 and https://unix.stackexchange.com/q/8101/221410 .
 function! utils#CaptureCommandOutput(command) abort

init.lua

@@ -13,7 +13,7 @@ vim.loader.enable()
 
 local utils = require("utils")
 
-local expected_version = "0.10.3"
+local expected_version = "0.11.0"
 utils.is_compatible_version(expected_version)
 
 local config_dir = vim.fn.stdpath("config")
@@ -29,5 +29,12 @@ require("custom-autocmd")
 require("mappings")
 -- all the plugins installed and their configurations
 vim.cmd("source " .. vim.fs.joinpath(config_dir, "viml_conf/plugins.vim"))
+
+-- diagnostic related config
+require("diagnostic-conf")
+
 -- colorscheme settings
-require("colorschemes")
+local color_scheme = require("colorschemes")
+
+-- Load a random colorscheme
+color_scheme.rand_colorscheme()

lua/colorschemes.lua

@@ -1,5 +1,4 @@
 --- This module will load a random colorscheme on nvim startup process.
-
 local utils = require("utils")
 
 local M = {}
@@ -8,9 +7,14 @@ local M = {}
 -- the same as the colorscheme name itself.
 M.colorscheme_conf = {
   onedark = function()
-    vim.cmd([[colorscheme onedark]])
+    -- Lua
+    require("onedark").setup {
+      style = "darker",
+    }
+    require("onedark").load()
   end,
   edge = function()
+    vim.g.edge_style = "default"
     vim.g.edge_enable_italic = 1
     vim.g.edge_better_performance = 1
 
@@ -26,34 +30,29 @@ M.colorscheme_conf = {
     -- foreground option can be material, mix, or original
     vim.g.gruvbox_material_foreground = "original"
     --background option can be hard, medium, soft
-    vim.g.gruvbox_material_background = "medium"
+    vim.g.gruvbox_material_background = "hard"
     vim.g.gruvbox_material_enable_italic = 1
     vim.g.gruvbox_material_better_performance = 1
 
     vim.cmd([[colorscheme gruvbox-material]])
   end,
   everforest = function()
+    vim.g.everforest_background = "hard"
     vim.g.everforest_enable_italic = 1
     vim.g.everforest_better_performance = 1
 
     vim.cmd([[colorscheme everforest]])
   end,
   nightfox = function()
-    vim.cmd([[colorscheme nordfox]])
-  end,
-  catppuccin = function()
-    -- available option: latte, frappe, macchiato, mocha
-    vim.g.catppuccin_flavour = "frappe"
-    require("catppuccin").setup()
-
-    vim.cmd([[colorscheme catppuccin]])
+    vim.cmd([[colorscheme carbonfox]])
   end,
   onedarkpro = function()
     -- set colorscheme after options
-    vim.cmd("colorscheme onedark_vivid")
+    -- onedark_vivid does not enough contrast
+    vim.cmd("colorscheme onedark_dark")
   end,
   material = function()
-    vim.g.material_style = "oceanic"
+    vim.g.material_style = "darker"
     vim.cmd("colorscheme material")
   end,
   arctic = function()
@@ -68,13 +67,6 @@ M.colorscheme_conf = {
 M.rand_colorscheme = function()
   local colorscheme = utils.rand_element(vim.tbl_keys(M.colorscheme_conf))
 
-  if not vim.tbl_contains(vim.tbl_keys(M.colorscheme_conf), colorscheme) then
-    local msg = "Invalid colorscheme: " .. colorscheme
-    vim.notify(msg, vim.log.levels.ERROR, { title = "nvim-config" })
-
-    return
-  end
-
   -- Load the colorscheme and its settings
   M.colorscheme_conf[colorscheme]()
 
@@ -85,5 +77,4 @@ M.rand_colorscheme = function()
   end
 end
 
--- Load a random colorscheme
-M.rand_colorscheme()
+return M

lua/config/gitsigns.lua

@@ -8,7 +8,7 @@ gs.setup {
     topdelete = { text = "‾" },
     changedelete = { text = "│" },
   },
-  word_diff = true,
+  word_diff = false,
   on_attach = function(bufnr)
     local function map(mode, l, r, opts)
       opts = opts or {}
@@ -38,10 +38,10 @@ gs.setup {
     end, { expr = true, desc = "previous hunk" })
 
     -- Actions
-    map("n", "<leader>hp", gs.preview_hunk)
+    map("n", "<leader>hp", gs.preview_hunk, { desc = "preview hunk" })
     map("n", "<leader>hb", function()
       gs.blame_line { full = true }
-    end)
+    end, { desc = "blame hunk" })
   end,
 }
 

lua/config/glance.lua

@@ -0,0 +1,12 @@
+local glance = require("glance")
+
+glance.setup {
+  height = 25,
+  border = {
+    enable = true,
+  },
+}
+
+vim.keymap.set("n", "<space>gd", "<cmd>Glance definitions<cr>")
+vim.keymap.set("n", "<space>gr", "<cmd>Glance references<cr>")
+vim.keymap.set("n", "<space>gi", "<cmd>Glance implementations<cr>")

lua/config/hlslens.lua

@@ -16,7 +16,7 @@ local activate_hlslens = function(direction)
   if not status then
     local start_idx, _ = string.find(msg, "E486", 1, true)
     local msg_part = string.sub(msg, start_idx)
-    api.nvim_err_writeln(msg_part)
+    api.nvim_echo({ { msg_part } }, true, { err = true })
     return
   end
 
@@ -40,7 +40,7 @@ local check_cursor_word = function()
   local result = cursor_word == ""
   if result then
     local msg = "E348: No string under cursor"
-    api.nvim_err_writeln(msg)
+    api.nvim_echo({ { msg } }, true, { err = true })
   end
 
   return result, cursor_word

lua/config/lsp.lua

@@ -1,24 +1,10 @@
-local fn = vim.fn
 local api = vim.api
 local keymap = vim.keymap
 local lsp = vim.lsp
-local diagnostic = vim.diagnostic
 local lspconfig = require("lspconfig")
 
 local utils = require("utils")
 
--- set quickfix list from diagnostics in a certain buffer, not the whole workspace
-local set_qflist = function(buf_num, severity)
-  local diagnostics = nil
-  diagnostics = diagnostic.get(buf_num, { severity = severity })
-
-  local qf_items = diagnostic.toqflist(diagnostics)
-  vim.fn.setqflist({}, " ", { title = "Diagnostics", items = qf_items })
-
-  -- open quickfix by default
-  vim.cmd([[copen]])
-end
-
 local custom_attach = function(client, bufnr)
   -- Mappings.
   local map = function(mode, l, r, opts)
@@ -30,18 +16,11 @@ local custom_attach = function(client, bufnr)
 
   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", "K", function()
+    vim.lsp.buf.hover { border = "single", max_height = 25, max_width = 120 }
+  end)
   map("n", "<C-k>", vim.lsp.buf.signature_help)
   map("n", "<space>rn", vim.lsp.buf.rename, { desc = "varialbe rename" })
-  map("n", "gr", vim.lsp.buf.references, { desc = "show references" })
-  map("n", "[d", diagnostic.goto_prev, { desc = "previous diagnostic" })
-  map("n", "]d", diagnostic.goto_next, { desc = "next diagnostic" })
-  -- this puts diagnostics from opened files to quickfix
-  map("n", "<space>qw", diagnostic.setqflist, { desc = "put window diagnostics to qf" })
-  -- this puts diagnostics from current buffer to quickfix
-  map("n", "<space>qb", function()
-    set_qflist(bufnr)
-  end, { desc = "put buffer diagnostics to qf" })
   map("n", "<space>ca", vim.lsp.buf.code_action, { desc = "LSP code action" })
   map("n", "<space>wa", vim.lsp.buf.add_workspace_folder, { desc = "add workspace folder" })
   map("n", "<space>wr", vim.lsp.buf.remove_workspace_folder, { desc = "remove workspace folder" })
@@ -58,41 +37,8 @@ local custom_attach = function(client, bufnr)
   -- but disable this feature by default, so you may need to enable inlay hint in the LSP server config.
   -- vim.lsp.inlay_hint.enable(true, {buffer=bufnr})
 
-  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 = 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 #diagnostic.get() > 0
-      then
-        diagnostic.open_float(nil, float_opts)
-      end
-
-      vim.b.diagnostics_pos = cursor_pos
-    end,
-  })
-
   -- The blow 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
-    ]])
-
     local gid = api.nvim_create_augroup("lsp_document_highlight", { clear = true })
     api.nvim_create_autocmd("CursorHold", {
       group = gid,
@@ -117,7 +63,7 @@ local custom_attach = function(client, bufnr)
   end
 end
 
-local capabilities = require("cmp_nvim_lsp").default_capabilities()
+local capabilities = vim.lsp.protocol.make_client_capabilities()
 
 -- required by nvim-ufo
 capabilities.textDocument.foldingRange = {
@@ -277,29 +223,3 @@ if utils.executable("lua-language-server") then
     capabilities = capabilities,
   }
 end
-
--- Change diagnostic signs.
-fn.sign_define("DiagnosticSignError", { text = "🆇", texthl = "DiagnosticSignError" })
-fn.sign_define("DiagnosticSignWarn", { text = "⚠️", texthl = "DiagnosticSignWarn" })
-fn.sign_define("DiagnosticSignInfo", { text = "ℹ️", texthl = "DiagnosticSignInfo" })
-fn.sign_define("DiagnosticSignHint", { text = "", texthl = "DiagnosticSignHint" })
-
--- global config for diagnostic
-diagnostic.config {
-  underline = false,
-  virtual_text = false,
-  signs = true,
-  severity_sort = true,
-}
-
--- lsp.handlers["textDocument/publishDiagnostics"] = lsp.with(lsp.diagnostic.on_publish_diagnostics, {
---   underline = false,
---   virtual_text = false,
---   signs = true,
---   update_in_insert = false,
--- })
-
--- Change border of documentation hover window, See https://github.com/neovim/neovim/pull/13998.
-lsp.handlers["textDocument/hover"] = lsp.with(vim.lsp.handlers.hover, {
-  border = "rounded",
-})

lua/config/lualine.lua

@@ -1,5 +1,70 @@
 local fn = vim.fn
 
+local git_status_cache = {}
+
+local on_exit_fetch = function(result)
+  if result.code == 0 then
+    git_status_cache.fetch_success = true
+  end
+end
+
+local function handle_numeric_result(cache_key)
+  return function(result)
+    if result.code == 0 then
+      git_status_cache[cache_key] = tonumber(result.stdout:match("(%d+)")) or 0
+    end
+  end
+end
+
+local async_cmd = function(cmd_str, on_exit)
+  local cmd = vim.tbl_filter(function(element)
+    return element ~= ""
+  end, vim.split(cmd_str, " "))
+
+  vim.system(cmd, { text = true }, on_exit)
+end
+
+local async_git_status_update = function()
+  -- Fetch the latest changes from the remote repository (replace 'origin' if needed)
+  async_cmd("git fetch origin", on_exit_fetch)
+  if not git_status_cache.fetch_success then
+    return
+  end
+
+  -- Get the number of commits behind
+  -- the @{upstream} notation is inspired by post: https://www.reddit.com/r/neovim/comments/t48x5i/git_branch_aheadbehind_info_status_line_component/
+  -- note that here we should use double dots instead of triple dots
+  local behind_cmd_str = "git rev-list --count HEAD..@{upstream}"
+  async_cmd(behind_cmd_str, handle_numeric_result("behind_count"))
+
+  -- Get the number of commits ahead
+  local ahead_cmd_str = "git rev-list --count @{upstream}..HEAD"
+  async_cmd(ahead_cmd_str, handle_numeric_result("ahead_count"))
+end
+
+local function get_git_ahead_behind_info()
+  async_git_status_update()
+
+  local status = git_status_cache
+  if not status then
+    return ""
+  end
+
+  local msg = ""
+
+  if type(status.ahead_count) == "number" and status.ahead_count > 0 then
+    local ahead_str = string.format("↑[%d] ", status.ahead_count)
+    msg = msg .. ahead_str
+  end
+
+  if type(status.behind_count) == "number" and status.behind_count > 0 then
+    local behind_str = string.format("↓[%d] ", status.behind_count)
+    msg = msg .. behind_str
+  end
+
+  return msg
+end
+
 local function spell()
   if vim.o.spell then
     return string.format("[SPELL]")
@@ -119,7 +184,7 @@ local virtual_env = function()
 end
 
 local get_active_lsp = function()
-  local msg = "No Active Lsp"
+  local msg = "🚫"
   local buf_ft = vim.api.nvim_get_option_value("filetype", {})
   local clients = vim.lsp.get_clients { bufnr = 0 }
   if next(clients) == nil then
@@ -144,10 +209,18 @@ require("lualine").setup {
     section_separators = "",
     disabled_filetypes = {},
     always_divide_middle = true,
+    refresh = {
+      statusline = 500,
+    },
   },
   sections = {
     lualine_a = {
-      "mode",
+      {
+        "filename",
+        symbols = {
+          readonly = "[🔒]",
+        },
+      },
     },
     lualine_b = {
       {
@@ -159,21 +232,19 @@ require("lualine").setup {
         color = { gui = "italic,bold" },
       },
       {
-        virtual_env,
-        color = { fg = "black", bg = "#F1CA81" },
-      },
-    },
-    lualine_c = {
-      {
-        "filename",
-        symbols = {
-          readonly = "[🔒]",
-        },
+        get_git_ahead_behind_info,
+        color = { fg = "#E0C479" },
       },
       {
         "diff",
         source = diff,
       },
+      {
+        virtual_env,
+        color = { fg = "black", bg = "#F1CA81" },
+      },
+    },
+    lualine_c = {
       {
         "%S",
         color = { gui = "bold", fg = "cyan" },
@@ -184,22 +255,29 @@ require("lualine").setup {
       },
     },
     lualine_x = {
-      {
-        ime_state,
-        color = { fg = "black", bg = "#f46868" },
-      },
       {
         get_active_lsp,
-        icon = " LSP:",
+        icon = "📡",
       },
       {
         "diagnostics",
         sources = { "nvim_diagnostic" },
         symbols = { error = "🆇 ", warn = "⚠️ ", info = "ℹ️ ", hint = " " },
       },
+      {
+        trailing_space,
+        color = "WarningMsg",
+      },
+      {
+        mixed_indent,
+        color = "WarningMsg",
+      },
     },
     lualine_y = {
-      { "encoding", fmt = string.upper },
+      {
+        "encoding",
+        fmt = string.upper,
+      },
       {
         "fileformat",
         symbols = {
@@ -209,16 +287,12 @@ require("lualine").setup {
         },
       },
       "filetype",
+      {
+        ime_state,
+        color = { fg = "black", bg = "#f46868" },
+      },
     },
     lualine_z = {
-      {
-        trailing_space,
-        color = "WarningMsg",
-      },
-      {
-        mixed_indent,
-        color = "WarningMsg",
-      },
       "location",
       "progress",
     },

lua/config/treesitter-textobjects.lua

@@ -0,0 +1,44 @@
+require("nvim-treesitter.configs").setup {
+  textobjects = {
+    select = {
+      enable = true,
+
+      -- Automatically jump forward to textobj, similar to targets.vim
+      lookahead = true,
+
+      keymaps = {
+        -- You can use the capture groups defined in textobjects.scm
+        ["af"] = "@function.outer",
+        ["if"] = "@function.inner",
+        ["ac"] = "@class.outer",
+        -- You can optionally set descriptions to the mappings (used in the desc parameter of
+        -- nvim_buf_set_keymap) which plugins like which-key display
+        ["ic"] = { query = "@class.inner", desc = "Select inner part of a class region" },
+      },
+      -- You can choose the select mode (default is charwise 'v')
+      --
+      -- Can also be a function which gets passed a table with the keys
+      -- * query_string: eg '@function.inner'
+      -- * method: eg 'v' or 'o'
+      -- and should return the mode ('v', 'V', or '<c-v>') or a table
+      -- mapping query_strings to modes.
+      selection_modes = {
+        ["@function.inner"] = "V", -- linewise
+        ["@function.outer"] = "V", -- linewise
+        ["@class.outer"] = "V", -- linewise
+        ["@class.inner"] = "V", -- linewise
+        ["@parameter.outer"] = "v", -- charwise
+      },
+      -- If you set this to `true` (default is `false`) then any textobject is
+      -- extended to include preceding or succeeding whitespace. Succeeding
+      -- whitespace has priority in order to act similarly to eg the built-in
+      -- `ap`.
+      --
+      -- Can also be a function which gets passed a table with the keys
+      -- * query_string: eg '@function.inner'
+      -- * selection_mode: eg 'v'
+      -- and should return true or false
+      include_surrounding_whitespace = false,
+    },
+  },
+}

lua/custom-autocmd.lua

@@ -22,7 +22,7 @@ api.nvim_create_autocmd({ "TextYankPost" }, {
   pattern = "*",
   group = yank_group,
   callback = function()
-    vim.highlight.on_yank { higroup = "YankColor", timeout = 300 }
+    vim.hl.on_yank { higroup = "YankColor", timeout = 300 }
   end,
 })
 
@@ -135,49 +135,6 @@ api.nvim_create_autocmd("TermOpen", {
   end,
 })
 
--- Return to last cursor position when opening a file, note that here we cannot use BufReadPost
--- as event. It seems that when BufReadPost is triggered, FileType event is still not run.
--- So the filetype for this buffer is empty string.
-api.nvim_create_autocmd("FileType", {
-  group = api.nvim_create_augroup("resume_cursor_position", { clear = true }),
-  pattern = "*",
-  callback = function(ev)
-    local mark_pos = api.nvim_buf_get_mark(ev.buf, '"')
-    local last_cursor_line = mark_pos[1]
-
-    local max_line = vim.fn.line("$")
-    local buf_filetype = api.nvim_get_option_value("filetype", { buf = ev.buf })
-    local buftype = api.nvim_get_option_value("buftype", { buf = ev.buf })
-
-    -- only handle normal files
-    if buf_filetype == "" or buftype ~= "" then
-      return
-    end
-
-    -- Only resume last cursor position when there is no go-to-line command (something like '+23').
-    if vim.fn.match(vim.v.argv, [[\v^\+(\d){1,}$]]) ~= -1 then
-      return
-    end
-
-    if last_cursor_line > 1 and last_cursor_line <= max_line then
-      -- vim.print(string.format("mark_pos: %s", vim.inspect(mark_pos)))
-      -- it seems that without vim.schedule, the cursor position can not be set correctly
-      vim.schedule(function()
-        local status, result = pcall(api.nvim_win_set_cursor, 0, mark_pos)
-        if not status then
-          api.nvim_err_writeln(
-            string.format("Failed to resume cursor position. Context %s, error: %s", vim.inspect(ev), result)
-          )
-        end
-      end)
-      -- the following two ways also seem to work,
-      -- ref: https://www.reddit.com/r/neovim/comments/104lc26/how_can_i_press_escape_key_using_lua/
-      -- vim.api.nvim_feedkeys("g`\"", "n", true)
-      -- vim.fn.execute("normal! g`\"")
-    end
-  end,
-})
-
 local number_toggle_group = api.nvim_create_augroup("numbertoggle", { clear = true })
 api.nvim_create_autocmd({ "BufEnter", "FocusGained", "InsertLeave", "WinEnter" }, {
   pattern = "*",
@@ -213,7 +170,11 @@ api.nvim_create_autocmd("ColorScheme", {
     vim.api.nvim_set_hl(0, "Cursor2", { fg = "red", bg = "red" })
 
     -- For floating windows border highlight
-    vim.api.nvim_set_hl(0, "FloatBorder", { fg = "LightGreen" })
+    vim.api.nvim_set_hl(0, "FloatBorder", { fg = "LightGreen", bg = "None", bold = true })
+
+    local hl = vim.api.nvim_get_hl(0, { name = "NormalFloat" })
+    -- change the background color of floating window to None, so it blenders better
+    vim.api.nvim_set_hl(0, "NormalFloat", { fg = hl.fg, bg = "None" })
 
     -- highlight for matching parentheses
     vim.api.nvim_set_hl(0, "MatchParen", { bold = true, underline = true })
@@ -249,14 +210,16 @@ api.nvim_create_autocmd({ "VimEnter", "DirChanged" }, {
   group = api.nvim_create_augroup("git_repo_check", { clear = true }),
   pattern = "*",
   desc = "check if we are inside Git repo",
-  command = "call utils#Inside_git_repo()",
+  callback = function()
+    utils.inside_git_repo()
+  end,
 })
 
 -- ref: https://vi.stackexchange.com/a/169/15292
 api.nvim_create_autocmd("BufReadPre", {
   group = api.nvim_create_augroup("large_file", { clear = true }),
   pattern = "*",
-  desc = "check if we are inside Git repo",
+  desc = "optimize for large file",
   callback = function(ev)
     local file_size_limit = 524288 -- 0.5MB
     local f = ev.file

lua/diagnostic-conf.lua

@@ -0,0 +1,66 @@
+local diagnostic = vim.diagnostic
+local api = vim.api
+
+-- global config for diagnostic
+diagnostic.config {
+  underline = false,
+  virtual_text = false,
+  virtual_lines = false,
+  signs = {
+    text = {
+      [diagnostic.severity.ERROR] = "🆇",
+      [diagnostic.severity.WARN] = "⚠️",
+      [diagnostic.severity.INFO] = "ℹ️",
+      [diagnostic.severity.HINT] = "",
+    },
+  },
+  severity_sort = true,
+  float = {
+    source = true,
+    header = "Diagnostics:",
+    prefix = " ",
+    border = "single",
+  },
+}
+
+-- set quickfix list from diagnostics in a certain buffer, not the whole workspace
+local set_qflist = function(buf_num, severity)
+  local diagnostics = nil
+  diagnostics = diagnostic.get(buf_num, { severity = severity })
+
+  local qf_items = diagnostic.toqflist(diagnostics)
+  vim.fn.setqflist({}, " ", { title = "Diagnostics", items = qf_items })
+
+  -- open quickfix by default
+  vim.cmd([[copen]])
+end
+
+-- this puts diagnostics from opened files to quickfix
+vim.keymap.set("n", "<space>qw", diagnostic.setqflist, { desc = "put window diagnostics to qf" })
+
+-- this puts diagnostics from current buffer to quickfix
+vim.keymap.set("n", "<space>qb", function()
+  set_qflist(0)
+end, { desc = "put buffer diagnostics to qf" })
+
+-- automatically show diagnostic in float win for current line
+api.nvim_create_autocmd("CursorHold", {
+  pattern = "*",
+  callback = function()
+    if #vim.diagnostic.get(0) == 0 then
+      return
+    end
+
+    if not vim.b.diagnostics_pos then
+      vim.b.diagnostics_pos = { nil, nil }
+    end
+
+    local cursor_pos = api.nvim_win_get_cursor(0)
+
+    if not vim.deep_equal(cursor_pos, vim.b.diagnostics_pos) then
+      diagnostic.open_float { width = 100 }
+    end
+
+    vim.b.diagnostics_pos = cursor_pos
+  end,
+})

lua/globals.lua

@@ -27,7 +27,8 @@ if utils.executable("python3") then
     vim.g.python3_host_prog = fn.exepath("python3")
   end
 else
-  api.nvim_err_writeln("Python3 executable not found! You must install Python3 and set its PATH correctly!")
+  local msg = "Python3 executable not found! You must install Python3 and set its PATH correctly!"
+  api.nvim_echo({ { msg } }, true, { err = true })
   return
 end
 
@@ -68,3 +69,6 @@ vim.g.loaded_matchparen = 1
 
 -- Disable sql omni completion, it is broken.
 vim.g.loaded_sql_completion = 1
+
+-- control how to show health check window
+vim.g.health = { style = nil }

lua/mappings.lua

@@ -23,19 +23,6 @@ keymap.set("n", "<leader>q", "<cmd>x<cr>", { silent = true, desc = "quit current
 -- Quit all opened buffers
 keymap.set("n", "<leader>Q", "<cmd>qa!<cr>", { silent = true, desc = "quit nvim" })
 
--- Navigation in the location and quickfix list
-keymap.set("n", "[l", "<cmd>lprevious<cr>zv", { silent = true, desc = "previous location item" })
-keymap.set("n", "]l", "<cmd>lnext<cr>zv", { silent = true, desc = "next location item" })
-
-keymap.set("n", "[L", "<cmd>lfirst<cr>zv", { silent = true, desc = "first location item" })
-keymap.set("n", "]L", "<cmd>llast<cr>zv", { silent = true, desc = "last location item" })
-
-keymap.set("n", "[q", "<cmd>cprevious<cr>zv", { silent = true, desc = "previous qf item" })
-keymap.set("n", "]q", "<cmd>cnext<cr>zv", { silent = true, desc = "next qf item" })
-
-keymap.set("n", "[Q", "<cmd>cfirst<cr>zv", { silent = true, desc = "first qf item" })
-keymap.set("n", "]Q", "<cmd>clast<cr>zv", { silent = true, desc = "last qf item" })
-
 -- Close location list or quickfix list if they are present, see https://superuser.com/q/355325/736190
 keymap.set("n", [[\x]], "<cmd>windo lclose <bar> cclose <cr>", {
   silent = true,
@@ -143,9 +130,6 @@ keymap.set("x", "c", '"_c')
 -- Remove trailing whitespace characters
 keymap.set("n", "<leader><space>", "<cmd>StripTrailingWhitespace<cr>", { desc = "remove trailing space" })
 
--- check the syntax group of current cursor position
-keymap.set("n", "<leader>st", "<cmd>call utils#SynGroup()<cr>", { desc = "check syntax group" })
-
 -- Copy entire buffer.
 keymap.set("n", "<leader>y", "<cmd>%yank<cr>", { desc = "yank entire buffer" })
 

lua/plugin_specs.lua

@@ -23,7 +23,7 @@ end
 local plugin_specs = {
   -- auto-completion engine
   {
-    "iguanacucumber/magazine.nvim",
+    "hrsh7th/nvim-cmp",
     name = "nvim-cmp",
     -- event = 'InsertEnter',
     event = "VeryLazy",
@@ -39,6 +39,7 @@ local plugin_specs = {
       require("config.nvim-cmp")
     end,
   },
+
   {
     "neovim/nvim-lspconfig",
     event = { "BufRead", "BufNewFile" },
@@ -46,25 +47,29 @@ local plugin_specs = {
       require("config.lsp")
     end,
   },
-
+  {
+    "dnlhc/glance.nvim",
+    config = function()
+      require("config.glance")
+    end,
+    envnt = "VeryLazy",
+  },
   {
     "nvim-treesitter/nvim-treesitter",
-    enabled = function()
-      if vim.g.is_mac then
-        return true
-      end
-      return false
-    end,
     event = "VeryLazy",
     build = ":TSUpdate",
     config = function()
       require("config.treesitter")
     end,
   },
-
-  -- Python-related text object
-  { "jeetsukumaran/vim-pythonsense", ft = { "python" } },
-
+  {
+    "nvim-treesitter/nvim-treesitter-textobjects",
+    event = "VeryLazy",
+    branch = "master",
+    config = function()
+      require("config.treesitter-textobjects")
+    end,
+  },
   { "machakann/vim-swap", event = "VeryLazy" },
 
   -- IDE for Lisp
@@ -278,15 +283,9 @@ local plugin_specs = {
   -- Multiple cursor plugin like Sublime Text?
   -- 'mg979/vim-visual-multi'
 
-  -- Autosave files on certain events
-  { "907th/vim-auto-save", event = "InsertEnter" },
-
   -- Show undo history visually
   { "simnalamburt/vim-mundo", cmd = { "MundoToggle", "MundoShow" } },
 
-  -- better UI for some nvim actions
-  { "stevearc/dressing.nvim" },
-
   -- Manage your yank history
   {
     "gbprod/yanky.nvim",
@@ -387,7 +386,7 @@ local plugin_specs = {
       end
       return false
     end,
-    build = "cd app && npm install",
+    build = "cd app && npm install && git restore .",
     ft = { "markdown" },
   },
 
@@ -513,7 +512,23 @@ local plugin_specs = {
       require("config.which-key")
     end,
   },
-
+  {
+    "folke/snacks.nvim",
+    priority = 1000,
+    lazy = false,
+    opts = {
+      -- more beautiful vim.ui.input
+      input = {
+        enabled = true,
+        win = {
+          relative = "cursor",
+          backdrop = true,
+        },
+      },
+      -- more beautiful vim.ui.select
+      picker = { enabled = true },
+    },
+  },
   -- show and trim trailing whitespaces
   { "jdhao/whitespace.nvim", event = "VeryLazy" },
 
@@ -580,14 +595,6 @@ local plugin_specs = {
   {
     "Bekaboo/dropbar.nvim",
   },
-  {
-    "vhyrro/luarocks.nvim",
-    priority = 1000, -- Very high priority is required, luarocks.nvim should run as the first plugin in your config.
-    opts = {
-      rocks = { "lua-toml" }, -- specifies a list of rocks to install
-      -- luarocks_build_args = { "--with-lua=/my/path" }, -- extra options to pass to luarocks's configuration script
-    },
-  },
   {
     "catgoose/nvim-colorizer.lua",
     event = "BufReadPre",

lua/utils.lua

@@ -61,7 +61,7 @@ function M.is_compatible_version(expected_version)
 
   if expect_ver == nil then
     local msg = string.format("Unsupported version string: %s", expected_version)
-    vim.api.nvim_err_writeln(msg)
+    vim.api.nvim_echo({ { msg } }, true, { err = true })
     return false
   end
 
@@ -73,10 +73,24 @@ function M.is_compatible_version(expected_version)
       expected_version,
       _ver
     )
-    vim.api.nvim_err_writeln(msg)
+    vim.api.nvim_echo({ { msg } }, true, { err = true })
   end
 
   return true
 end
 
+--- check if we are inside a git repo
+--- @return boolean
+function M.inside_git_repo()
+  local result = vim.system({ "git", "rev-parse", "--is-inside-work-tree" }, { text = true }):wait()
+  if result.code ~= 0 then
+    return false
+  end
+
+  -- Manually trigger a special user autocmd InGitRepo (used lazyloading.
+  vim.cmd([[doautocmd User InGitRepo]])
+
+  return true
+end
+
 return M

plugin/command.lua

@@ -50,7 +50,8 @@ vim.api.nvim_create_user_command("JSONFormat", function(context)
     local cmd_str = string.format("%s,%s!python -m json.tool", line1, line2)
     vim.fn.execute(cmd_str)
   else
-    vim.api.nvim_err_write(string.format("unsupported range: %s", range))
+    local msg = string.format("unsupported range: %s", range)
+    vim.api.nvim_echo({ { msg } }, true, { err = true })
   end
 end, {
   desc = "Format JSON string",

viml_conf/options.vim

@@ -72,7 +72,7 @@ set wildmode=list:longest
 set scrolloff=3
 
 " Use mouse to select and resize windows, etc.
-set mouse=
+set mouse=n
 set mousemodel=popup  " Set the behaviour of mouse
 set mousescroll=ver:1,hor:0
 
@@ -115,6 +115,8 @@ set shortmess+=S
 " Disable showing intro message (:intro)
 set shortmess+=I
 
+set messagesopt=wait:5000,history:500
+
 " Completion behaviour
 " set completeopt+=noinsert  " Auto select the first completion entry
 set completeopt+=menuone  " Show menu even if there is only one item
@@ -124,6 +126,7 @@ set pumheight=10  " Maximum number of items to show in popup menu
 set pumblend=5  " pseudo transparency for completion menu
 
 set winblend=0  " pseudo transparency for floating window
+set winborder=none
 
 " Insert mode key word completion setting
 set complete+=kspell complete-=w complete-=b complete-=u complete-=t

viml_conf/plugins.vim

@@ -384,6 +384,3 @@ function! s:wilder_init() abort
     echohl Error |echomsg "Wilder.nvim missing"| echohl None
   endtry
 endfunction
-
-""""""""""""""""""""""""""""""vim-auto-save settings""""""""""""""""""""""""""""""
-let g:auto_save = 1  " enable AutoSave on Vim startup