fix: harden against missing plugins

- Avoid errors when plugins are disabled by checking for them before
calling them whenever possible

lua/config/autocmds.lua

@@ -55,12 +55,14 @@ autocmd({ "BufEnter", "FocusGained" }, {
 })
 
 -- LazyGit root detection
-vim.api.nvim_create_autocmd("BufEnter", {
-  pattern = "*",
-  callback = function()
-    require("lazygit.utils").project_root_dir()
-  end,
-})
+if pcall(require, "lazygit.utils") then
+  vim.api.nvim_create_autocmd("BufEnter", {
+    pattern = "*",
+    callback = function()
+      require("lazygit.utils").project_root_dir()
+    end,
+  })
+end
 
 -- TodoFzfLua command override to use Telescope
 -- when fzf-lua is not installed
@@ -75,43 +77,59 @@ autocmd({ "BufEnter" }, {
 })
 
 --  ━━━━━━━━━━━━━━━━━━━━━━━ Set up Qalc keymappings ━━━━━━━━━━━━━━━━━━━━━━━
--- Create a group for filetype-specific mappings
-vim.api.nvim_create_augroup("QalcFileTypeMappings", { clear = true })
+if pcall(require, "qalc") then
+  -- Create a group for filetype-specific mappings
+  vim.api.nvim_create_augroup("QalcFileTypeMappings", { clear = true })
 
--- Create an autocommand for the qalc filetype
-vim.api.nvim_create_autocmd("FileType", {
-  pattern = "qalc",
-  group = "QalcFileTypeMappings",
-  callback = function()
-    -- Set the key mapping: 'y' to run the :QalcYank command in normal mode
-    vim.keymap.set( -- Yank Result
-      "n",
-      "y",
-      ":QalcYank +<CR>",
-      { noremap = true, silent = true }
-    )
-    -- Set the key mapping: 'q' to run the :QalcClose command in normal mode
-    vim.keymap.set( -- Close Qalc
-      "n",
-      "q",
-      ":QalcClose<CR>",
-      { noremap = true, silent = true }
-    )
-  end,
-})
+  -- Create an autocommand for the qalc filetype
+  vim.api.nvim_create_autocmd("FileType", {
+    pattern = "qalc",
+    group = "QalcFileTypeMappings",
+    callback = function()
+      -- Set the key mapping: 'y' to run the :QalcYank command in normal mode
+      vim.keymap.set( -- Yank Result
+        "n",
+        "y",
+        ":QalcYank +<CR>",
+        { noremap = true, silent = true }
+      )
+      -- Set the key mapping: 'q' to run the :QalcClose command in normal mode
+      vim.keymap.set( -- Close Qalc
+        "n",
+        "q",
+        ":QalcClose<CR>",
+        { noremap = true, silent = true }
+      )
+    end,
+  })
 
--- Define a custom command to close the Qalc buffer
-vim.api.nvim_create_user_command("QalcClose", function()
-  local buf_name = vim.api.nvim_buf_get_name(0)
-  if buf_name ~= "" then
-    vim.cmd("bd!")
-  else
-    -- If the buffer has no name, just remove it without invoking :bd!
-    vim.api.nvim_buf_delete(0, { force = true })
-  end
-end, { bang = true })
+  -- Define a custom command to close the Qalc buffer
+  vim.api.nvim_create_user_command("QalcClose", function()
+    local buf_name = vim.api.nvim_buf_get_name(0)
+    if buf_name ~= "" then
+      vim.cmd("bd!")
+    else
+      -- If the buffer has no name, just remove it without invoking :bd!
+      vim.api.nvim_buf_delete(0, { force = true })
+    end
+  end, { bang = true })
+end
 
 --  ━━━━━━━━━━━━━━━━━━━━━━━━━━ Set up highlights ━━━━━━━━━━━━━━━━━━━━━━━━━━
 local load_highlight = require("utils.highlight")
 load_highlight.setup_autocommands()
 load_highlight.setup_dashboard_highlight()
+
+vim.api.nvim_create_autocmd("TextYankPost", {
+  callback = function()
+    local ev = vim.v.event
+    local content = {}
+    if ev.regtype:sub(1, 1) ~= "" or not ev.visual then
+      return
+    end
+    for _, line in ipairs(ev.regcontents) do
+      table.insert(content, vim.fn.trim(line, "", 2))
+    end
+    vim.fn.setreg("+", content)
+  end,
+})

lua/plugins/statusline/lualine.lua

@@ -123,8 +123,17 @@ return { -- Lualine
     vim.o.laststatus = vim.g.lualine_laststatus
 
     -- Define todo-comments component
-    local todos_component =
-      require("todos-lualine").component(data.types.todo.lualine())
+
+    -- Attempt to require the plugin and handle the case where it's not available
+    local status, todos = pcall(require, "todos-lualine")
+
+    local todos_component
+
+    if not status then
+      todos_component = nil -- Set to nil if the plugin is not loaded
+    else
+      todos_component = todos.component(data.types.todo.lualine())
+    end
 
     local opts = {
       options = { -- General options
@@ -147,16 +156,17 @@ return { -- Lualine
           },
           { -- MultiCursors
             function()
-              return data.func.mc_statusline().icon
+              return data.func.mc_statusline().count
+                .. data.func.mc_statusline().icon
             end,
             cond = function()
-              return data.func.mc_statusline().enabled
+              return data.func.mc_statusline().cursors > 1
             end,
             color = function()
               return data.func.mc_statusline().color
             end,
-            padding = { left = 0, right = 0 },
-            separator = { left = "", right = "" },
+            padding = { left = 1, right = 0 },
+            separator = { left = "", right = "" },
           },
         },
         lualine_b = {
@@ -181,6 +191,7 @@ return { -- Lualine
             end,
             cond = function()
               return funcs.is_window_wide_enough(100)
+                and pcall(require, "arrow")
             end,
             padding = { left = 1, right = 0 },
             on_click = function()
@@ -322,6 +333,9 @@ return { -- Lualine
             end,
             padding = { left = 1, right = 1 },
             cond = function()
+              if not pcall(require, "nvim_updater") then
+                return false
+              end
               return not string.find(vim.bo.filetype, "neovim_updater_term")
             end,
           },
@@ -398,6 +412,9 @@ return { -- Lualine
         lualine_z = {
           { -- Recording
             require("recorder").recordingStatus,
+            cond = function()
+              return pcall(require, "recorder")
+            end,
             color = "CurSearch",
             separator = { left = "", right = "" },
           },

lua/utils/highlight.lua

@@ -64,80 +64,85 @@ function M.setup_indent_highlight()
   -- Get the foreground color of Error
   local miniiconsred_fg_hex = get_fg_color("Error")
 
-  -- Load the ibl plugin hooks
-  local hooks = require("ibl.hooks")
-  -- create the highlight groups in the highlight setup hook
-  if cursorline_bg_hex then
-    -- Define custom highlight groups for indent
-    hooks.register(hooks.type.HIGHLIGHT_SETUP, function()
-      set_hl(
-        0,
-        "IndentBlanklineIndent",
-        { fg = cursorline_bg_hex, nocombine = true }
-      )
-      set_hl(
-        0,
-        "IndentsScopeHighlight",
-        { fg = miniiconsred_fg_hex, nocombine = true }
-      )
-    end)
-  end
+  -- Load the ibl plugin
+  if pcall(require, "ibl") then
+    -- Load the ibl plugin hooks
+    local hooks = require("ibl.hooks")
+    -- create the highlight groups in the highlight setup hook
+    if cursorline_bg_hex then
+      -- Define custom highlight groups for indent
+      hooks.register(hooks.type.HIGHLIGHT_SETUP, function()
+        set_hl(
+          0,
+          "IndentBlanklineIndent",
+          { fg = cursorline_bg_hex, nocombine = true }
+        )
+        set_hl(
+          0,
+          "IndentsScopeHighlight",
+          { fg = miniiconsred_fg_hex, nocombine = true }
+        )
+      end)
+    end
 
-  -- Define characters for indent-blankline
-  local tab_char, indent_char
-  if vim.g.tab_char then
-    tab_char = vim.g.tab_char
-  elseif vim.g.tab_char_name then
-    tab_char = data.types.ibl.char[vim.g.tab_char_name]
-  else
-    tab_char = data.types.ibl.char.none
-  end
-  if vim.g.indent_char then
-    indent_char = vim.g.indent_char
-  elseif vim.g.indent_char_name then
-    indent_char = data.types.ibl.char[vim.g.indent_char_name]
-  else
-    indent_char = data.types.ibl.char.none
-  end
+    -- Define characters for indent-blankline
+    local tab_char, indent_char
+    if vim.g.tab_char then
+      tab_char = vim.g.tab_char
+    elseif vim.g.tab_char_name then
+      tab_char = data.types.ibl.char[vim.g.tab_char_name]
+    else
+      tab_char = data.types.ibl.char.none
+    end
+    if vim.g.indent_char then
+      indent_char = vim.g.indent_char
+    elseif vim.g.indent_char_name then
+      indent_char = data.types.ibl.char[vim.g.indent_char_name]
+    else
+      indent_char = data.types.ibl.char.none
+    end
 
-  -- Configure the indent-blankline plugin
-  require("ibl").setup({
-    indent = {
-      char = indent_char,
-      tab_char = tab_char,
-      highlight = {
-        "IndentBlanklineIndent",
+    -- Configure the indent-blankline plugin
+    require("ibl").setup({
+      indent = {
+        char = indent_char,
+        tab_char = tab_char,
+        highlight = {
+          "IndentBlanklineIndent",
+        },
       },
-    },
-    scope = {
-      enabled = false,
-    },
-    exclude = {
-      filetypes = data.types.highlights.exclude,
-    },
-  })
+      scope = {
+        enabled = false,
+      },
+      exclude = {
+        filetypes = data.types.highlights.exclude,
+      },
+    })
+  end
 
   -- Configure the deadcolumn plugin
-  require("deadcolumn").setup({
-    scope = "line", ---@type string|fun(): integer
-    modes = function(mode)
-      return mode:find("^[ictRss\x13]") ~= nil
-    end,
-    blending = {
-      threshold = 0.9,
-      colorcode = cursorline_bg_hex,
-      hlgroup = { "Normal", "bg" },
-    },
-    warning = {
-      alpha = 0.4,
-      offset = 0,
-      colorcode = miniiconsred_fg_hex,
-      hlgroup = { "Error", "bg" },
-    },
-    extra = {
-      follow_tw = "80",
-    },
-  })
+  if pcall(require, "deadcolumn") then
+    require("deadcolumn").setup({
+      scope = "line", ---@type string|fun(): integer
+      modes = function(mode)
+        return mode:find("^[ictRss\x13]") ~= nil
+      end,
+      blending = {
+        threshold = 0.9,
+        colorcode = cursorline_bg_hex,
+        hlgroup = { "Normal", "bg" },
+      },
+      warning = {
+        alpha = 0.4,
+        offset = 0,
+        colorcode = miniiconsred_fg_hex,
+        hlgroup = { "Error", "bg" },
+      },
+      extra = {
+        follow_tw = "80",
+      },
+    })
+  end
 
   -- Set NeoCodeium suggestion highlight
   vim.api.nvim_set_hl(0, "NeoCodeiumSuggestion", { link = "Comment" })
@@ -223,6 +228,16 @@ function M.setup_avante_highlights()
   set_hl(0, "AvantePopupHint", { link = "DiagnosticVirtualTextHint" })
 end
 
+function M.setup_multi_cursor_highlight()
+  -- Customize how cursors look.
+  vim.api.nvim_set_hl(0, "MultiCursorCursor", { link = "Cursor" })
+  vim.api.nvim_set_hl(0, "MultiCursorVisual", { link = "Visual" })
+  vim.api.nvim_set_hl(0, "MultiCursorSign", { link = "GitSignsAdd" })
+  vim.api.nvim_set_hl(0, "MultiCursorDisabledCursor", { link = "Visual" })
+  vim.api.nvim_set_hl(0, "MultiCursorDisabledVisual", { link = "Visual" })
+  vim.api.nvim_set_hl(0, "MultiCursorDisabledSign", { link = "SignColumn" })
+end
+
 --- Function to set up autocommands
 ---@return nil
 function M.setup_autocommands()
@@ -243,6 +258,7 @@ function M.setup_autocommands()
         M.setup_indent_highlight()
         M.setup_minimap_highlight()
         M.setup_avante_highlights()
+        M.setup_multi_cursor_highlight()
       else
         if pcall(require, "auto-cursorline") then
           require("auto-cursorline").disable({