Initial commit

nvim/lua/darcula/autocmds.lua

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+-- The MIT License (MIT)
+--
+-- Copyright © 2026 Scott E. Graves <scott.e.graves@protonmail.com>
+--
+-- Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+-- and associated documentation files (the “Software”), to deal in the Software without restriction,
+-- including without limitation the rights to use, copy, modify, merge, publish, distribute,
+-- sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+-- furnished to do so, subject to the following conditions:
+--
+-- The above copyright notice and this permission notice shall be included in all copies or
+-- substantial portions of the Software.
+--
+-- THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+-- BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+-- NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+--
+local utils = require("darcula.utils")
+
+local group =
+  utils.augroup_with_autocmd(
+  "DarculaAutoCommands",
+  "BufReadPost",
+  "*",
+  function()
+    local pos = vim.fn.line('\'"')
+    if
+      pos >= 1 and pos <= vim.fn.line("$") and vim.bo.filetype ~= "commit" and
+        vim.bo.filetype ~= "rebase"
+     then
+      vim.cmd('normal! g`"')
+    end
+  end
+)
+
+utils.autocmd(
+  group,
+  "FileChangedShellPost",
+  "*",
+  function()
+    local filename = utils.get_current_filename()
+    vim.notify("File changed on disk:\n" .. filename, vim.log.levels.WARN)
+  end
+)
+
+utils.autocmd(
+  group,
+  {"FocusGained", "BufEnter", "CursorHold", "CursorHoldI"},
+  "*",
+  function()
+    local m = vim.fn.mode(0)
+    if m ~= "c" and m ~= "cv" and m ~= "t" and vim.o.buftype ~= "nofile" then
+      vim.cmd("silent! checktime")
+    end
+  end
+)
+
+utils.autocmd(
+  group,
+  "TextYankPost",
+  "*",
+  function()
+    vim.highlight.on_yank({timeout = 250})
+  end
+)
+
+utils.autocmd(
+  group,
+  "FileType",
+  "lua",
+  function()
+    vim.cmd("hi luaParenError guibg=NONE")
+  end
+)
+
+utils.autocmd(
+  group,
+  "ColorScheme",
+  "*",
+  function()
+    NV_DARCULA_COLOR_SCHEME =
+      vim.api.nvim_exec2("colorscheme", {output = true}).output
+  end
+)
+
+utils.autocmd(
+  group,
+  "VimEnter",
+  "*",
+  function()
+    NV_Darcula_Set_Gui_Font(0)
+    NV_Darcula_Set_Gui_Popup(false)
+  end
+)
+
+utils.autocmd(group, "DirChanged", "*", NV_Darcula_Load_RC)
+utils.autocmd(group, "VimEnter", "*", NV_Darcula_Load_RC)
+
+utils.autocmd(
+  group,
+  "FileType",
+  "help",
+  function()
+    vim.opt_local.signcolumn = "no"
+  end
+)
+
+utils.autocmd(
+  group,
+  "User",
+  {"FugitiveChanged", "GitSignsUpdate"},
+  function()
+    local api = require("nvim-tree.api")
+    if api.tree.is_visible() then
+      pcall(api.tree.reload)
+    end
+  end
+)
+
+utils.autocmd(
+  group,
+  "FileType",
+  "*",
+  function(args)
+    pcall(vim.treesitter.start, args.buf)
+  end
+)
+
+if not NV_DARCULA_ENABLE_COC then
+  utils.autocmd(
+    group,
+    "User",
+    {
+      "MiniCompletionWindowOpen",
+      "MiniCompletionWindowUpdate"
+    },
+    function(args)
+      local data = args.data
+      if not data or not data.win_id then
+        return
+      end
+
+      if data.kind ~= "info" and data.kind ~= "signature" then
+        return
+      end
+
+      if vim.api.nvim_win_is_valid(data.win_id) then
+        vim.api.nvim_win_set_config(
+          data.win_id,
+          {
+            title = ""
+          }
+        )
+      end
+    end
+  )
+end
+
+utils.autocmd(
+  group,
+  "BufEnter",
+  "*",
+  function()
+    if vim.bo.filetype == "fugitive" or vim.bo.filetype == "gitcommit" then
+      vim.cmd("resize 15")
+    end
+  end
+)
+
+utils.autocmd(
+  group,
+  "BufWritePost",
+  "*",
+  function()
+    if NV_DARCULA_ENABLE_FORMATTING then
+      vim.cmd("FormatWriteLock")
+    end
+  end
+)
+
+if not NV_DARCULA_ENABLE_COC then
+  utils.autocmd(
+    group,
+    {"CursorHold"},
+    "*",
+    function()
+      vim.diagnostic.open_float(nil, {focus = false})
+    end
+  )
+end
+
+if NV_DARCULA_ENABLE_COC then
+  local show_signature_help = function()
+    if vim.bo.buftype ~= "prompt" and vim.bo.buftype ~= "nofile" then
+      vim.fn.CocActionAsync("showSignatureHelp")
+    end
+  end
+
+  utils.autocmd(group, "User", "CocJumpPlaceholder", show_signature_help)
+
+  utils.autocmd(
+    group,
+    {"InsertEnter", "TextChangedI"},
+    "*",
+    show_signature_help
+  )
+
+  utils.autocmd(
+    group,
+    "CursorHold",
+    "*",
+    function()
+      if vim.bo.buftype ~= "prompt" and vim.bo.buftype ~= "nofile" then
+        vim.fn.CocActionAsync("highlight")
+      end
+    end
+  )
+
+  utils.autocmd(
+    group,
+    "User",
+    "CocNvimInit",
+    function()
+      vim.notify("Initialized coc.nvim for LSP support", vim.log.levels.INFO)
+    end
+  )
+end