initial commit for native-only neovim plugin configuration

lua/config/autocommands.lua

@@ -1,5 +1,6 @@
 --[[
 
+
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
@@ -25,30 +26,33 @@
             |  _/ /_____\__ \ || (_| | (__|   <
             |_|/___|    |___/\__\__,_|\___|_|\_\
 
-                Neovim 0.12 configuration
-                  (c) Frank Zechert 2026
+                Neovim v0.12 configuration
+                  (C) Frank Zechert 2026
 ]]
+
 local create_group = vim.api.nvim_create_augroup
 local create_cmd = vim.api.nvim_create_autocmd
-local function contains(tbl, value)
-	for _, v in ipairs(tbl) do
-		if v == value then
-			return true
-		end
-	end
-	return false
-end
 
--- briefly highlithg text that is yanked
+-- briefly highlight text that is yanked
 create_cmd("TextYankPost", {
 	desc = "Highlight yanked text",
 	group = create_group("cmd-highlight-yank", { clear = true }),
 	callback = function()
 		vim.highlight.on_yank()
-	end,
+	end
 })
 
--- recognize all scripts with bash shebang as bash filetype
+-- disable list chars in specific file types, e.g. netrw
+create_cmd("FileType", {
+	desc = "Disable list characters for some filetypes",
+	group = create_group("cmd-disable-listchars", { clear = true }),
+	pattern = { "netrw" },
+	callback = function(args)
+		vim.opt_local.list = false
+	end
+})
+
+-- when recognizing a bash shebang, switch filetype to bash
 create_cmd({"BufRead", "BufNewFile"}, {
 	desc = "Recognize bash shebang as bash filetype",
 	group = create_group("cmd-recognize-bash-filetype", { clear = true }),
@@ -59,38 +63,53 @@ create_cmd({"BufRead", "BufNewFile"}, {
 		if first_line:match("^#!.*/bash") then
 			vim.bo[buf].filetype = "bash"
 		end
-	end,
+	end
 })
 
--- disable list chars in specific filetypes, e.g. netrw
-create_cmd({"FileType"}, {
-	desc = "Disable list chars for some filetypes",
-	pattern = { "netrw" },
-	callback = function(args)
-		vim.opt_local.list = false
-	end,
-})
-
--- automatically remove trailing whitespace on save file
-create_cmd({"BufWritePre"}, {
-	desc = "Remove trailing whitespace when saving",
+-- when saving a file, remove trailing whitespace
+create_cmd("BufWritePre", {
+	desc = "Remove trailing whitespace before saving a file",
 	group = create_group("cmd-remove-trailing-whitespace", { clear = true }),
 	pattern = "*",
 	callback = function(args)
 		vim.api.nvim_buf_call(args.buf, function()
-			vim.cmd([[%s/\s\+$//e]])
+			local cursor = vim.api.nvim_win_get_cursor(0)
+			vim.cmd([[keepjumps keeppatterns silent! %s/\s\+$//e]])
+			vim.api.nvim_win_set_cursor(0, cursor)
 		end)
-	end,
+	end
 })
 
--- automatically set textwidth if not set otherwise
-create_cmd({"FileType"}, {
-	desc = "Automatically set textwidth",
-	pattern = "*",
-	callback = function(args)
-		local buf = args.buf
-		if vim.bo[buf].textwidth == 0 then
-			vim.bo[buf].textwidth = vim.g.ui.textwidth[vim.bo[buf].filetype] or vim.g.ui.textwidth.default
+
+-- highlight trailing whitespace when in normal mode
+local trailing_hl_group = create_group("cmd-highlight-trailing-whitespace", { clear = true })
+local trailing_hl_match_ids = {}
+-- Remove highlight in all non-normal modes
+create_cmd({"InsertEnter", "CmdlineEnter", "TermEnter" }, {
+	desc = "Remove trailing whitespace highlight in non-normal mode",
+	group = trailing_hl_group,
+	callback = function()
+		local window = vim.api.nvim_get_current_win()
+		local id = trailing_hl_match_ids[window]
+		if id then
+			pcall(vim.fn.matchdelete, id)
+			trailing_hl_match_ids[window] = nil
 		end
-	end,
+	end
+})
+-- Apply highlight in normal mode
+create_cmd({"InsertLeave", "CmdlineLeave", "TermLeave", "BufEnter", "WinEnter" }, {
+	desc = "Add trailing whitespace highlight in normal mode",
+	group = trailing_hl_group,
+	callback = function()
+		if vim.fn.mode() ~= "n" then
+			return
+		end
+		local window = vim.api.nvim_get_current_win()
+		local id = trailing_hl_match_ids[window]
+		if id then
+			pcall(vim.fn.matchdelete, id)
+		end
+		trailing_hl_match_ids[window] = vim.fn.matchadd("TrailingWhitespace", [[\s\+$]])
+	end
 })

lua/config/diagnostic.lua

@@ -1,6 +1,6 @@
-
 --[[
 
+
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
@@ -26,22 +26,23 @@
             |  _/ /_____\__ \ || (_| | (__|   <
             |_|/___|    |___/\__\__,_|\___|_|\_\
 
-                Neovim 0.12 configuration
-                  (c) Frank Zechert 2026
+                Neovim v0.12 configuration
+                  (C) Frank Zechert 2026
 ]]
 
 vim.diagnostic.config({
-	update_in_insert = false,
+	update_in_insert = true,
 	severity_sort = true,
 	float = {
-		border = vim.g.ui.border,
+		border = vim.g.ui.popupborder,
 		source = true,
 	},
 	underline = true,
+	-- underline only from a specified severity level
 	-- underline = { severity = { min = vim.diagnostic.severity.WARN } },
 	virtual_text = {
 		prefix = vim.g.ui.symbols.diagnostic.virtual_text_prefix,
-		severity = nil, -- show all severity
+		severity = nil, -- show all severities
 		spacing = 2, -- extra spacing between text and code
 		virt_text_pos = "eol",
 		source = "if_many",
@@ -53,19 +54,19 @@ vim.diagnostic.config({
 				INFO = vim.g.ui.symbols.diagnostic.sign_info,
 				HINT = vim.g.ui.symbols.diagnostic.sign_hint,
 			}
-			return string.format("%s", diagnostic.message)
+			return string.format("%s: %s", symbols[severity], diagnostic.message)
 		end,
-
 	},
 	virtual_lines = false,
 	jump = {
+		-- when jumping to a diagnostic message, automatically open the diagnostic float
 		on_jump = function(_, bufnr)
 			vim.diagnostic.open_float({
 				bufnr = bufnr,
-				scope = 'cursor',
+				scope = "cursor",
 				focus = false
 			})
-		end,
+		end
 	},
 	signs = {
 		-- icons in sign column

lua/config/keymaps.lua

@@ -1,5 +1,6 @@
 --[[
 
+
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
@@ -25,26 +26,24 @@
             |  _/ /_____\__ \ || (_| | (__|   <
             |_|/___|    |___/\__\__,_|\___|_|\_\
 
-                Neovim 0.12 configuration
-                  (c) Frank Zechert 2026
+                Neovim v0.12 configuration
+                  (C) Frank Zechert 2026
 ]]
 
 local map = vim.keymap.set
 
--- Pressing ESC twices leaves terminal mode
-map("t", "<Esc><Esc>", "<C-\\><C-n>", { desc = "exit terminanl" })
+-- pressing ESC twices leaves terminal mode
+map("t", "<Esc><Esc>", "<C-\\><C-n>", { desc = "Exit Terminal Mode" })
 
--- Pressing ESC removes search highlights
-map("n", "<Esc>", "<Cmd>nohlsearch<Cr>")
+-- pressing ESC removes search highlights
+map("n", "<Esc>", "<Cmd>nohlsearch<CR>", { desc = "Remove search result highlights" })
 
--- Smart buffer switch (to alternative, previous, or next) if possible
+-- Smart buffer switch
+-- switch to the alternative buffer ("#"), if not available, switch to the
+-- previous buffer, if not possible, switch to the next buffer
 local function smart_buffer_switch(current)
 	local alternative = vim.fn.bufnr("#")
-
-	-- get all listed buffers
 	local buffers = vim.fn.getbufinfo({ buflisted = 1 })
-
-	-- find index of the current buffer
 	local current_index = nil
 	for index, buffer in ipairs(buffers) do
 		if buffer.bufnr == current then
@@ -52,13 +51,12 @@ local function smart_buffer_switch(current)
 			break
 		end
 	end
-
 	-- try to switch to alternate buffer
 	if alternative > 0 and vim.fn.buflisted(alternative) == 1 and alternative ~= current then
 		vim.api.nvim_set_current_buf(alternative)
 	-- try to switch to previous buffer
 	elseif current_index and current_index > 1 then
-		vim.api.nvim_set_current_buf(buffers[current_index -1].bufnr)
+		vim.api.nvim_set_current_buf(buffers[current_index - 1].bufnr)
 	-- try to switch to next buffer
 	elseif current_index and current_index < #buffers then
 		vim.api.nvim_set_current_buf(buffers[current_index + 1].bufnr)
@@ -68,35 +66,34 @@ end
 local function smart_buffer_delete()
 	local current = vim.api.nvim_get_current_buf()
 	smart_buffer_switch(current)
-	-- delete current buffer
 	vim.cmd(":confirm bdelete " .. current)
 end
-map("n", "<leader>bd", smart_buffer_delete, { desc = "Close Current Buffer" })
 
 local function smart_buffer_wipeout()
 	local current = vim.api.nvim_get_current_buf()
 	smart_buffer_switch(current)
-	-- delete current buffer
 	vim.cmd(":confirm bwipeout " .. current)
 end
-map("n", "<leader>bw", smart_buffer_wipeout, { desc = "Wipeout Current Buffer" })
 
 local function delete_other_buffers()
 	local current = vim.api.nvim_get_current_buf()
-	for _, buffer in ipairs(vim.api.nvim_list_bufs()) do
+	for _, buffer in ipairs(vim.api.nvim_list_buffers()) do
 		if buffer ~= current and vim.bo[buffer].buflisted and not vim.bo[buffer].modified then
 			vim.api.nvim_buf_delete(buffer, {})
 		end
 	end
 end
-map("n", "<leader>bD", delete_other_buffers, { desc = "Close All Other Buffers" })
 
 local function wipeout_other_buffers()
 	local current = vim.api.nvim_get_current_buf()
-	for _, buffer in ipairs(vim.api.nvim_list_bufs()) do
+	for _, buffer in ipairs(vim.api.nvim_list_buffers()) do
 		if buffer ~= current and vim.bo[buffer].buflisted and not vim.bo[buffer].modified then
 			vim.cmd("bwipeout " .. buffer)
 		end
 	end
 end
+
+map("n", "<leader>bd", smart_buffer_delete, { desc = "Close Current Buffer" })
+map("n", "<leader>bw", smart_buffer_wipeout, { desc = "Wipeout Current Buffer" })
+map("n", "<leader>bD", delete_other_buffers, { desc = "Close All Other Buffers" })
 map("n", "<leader>bW", wipeout_other_buffers, { desc = "Wipeout All Other Buffers" })

lua/config/lazy.lua

@@ -1,68 +0,0 @@
---[[
-
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣷⣦⣄⡀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠚⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠗⢀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣤⣄⡉⠓⠦⣌⡙⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⢋⣡⠴⠚⢉⣠⣤⣀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⣶⣿⣿⣿⣿⣿⣷⣦⣄⡉⠓⠦⣌⡙⠻⢿⣿⣿⣿⣿⣿⣿⡿⠟⢋⣡⠴⠚⢉⣠⣴⣾⣿⣿⣿⣿⣿⣶⣤
-⠀⠀⠀⠀⠀⠀⠀⠀⠐⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠓⠦⣌⡙⠻⠟⢋⣡⠴⠚⢉⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⠂
-⠀⠀⠀⠀⢀⣠⣴⣆⡈⠻⢿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠃⠘⢉⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⡿⠟⢁⣰⣦⣄⡀
-⠀⠀⠐⠾⣿⣿⣿⣿⣿⣷⣦⣌⡙⠻⢿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⡿⠟⢋⣡⣴⣾⣿⣿⣿⣿⣿⠷⠂
-⠀⢸⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣌⡙⠻⢿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⡿⠟⢋⣡⣴⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⡇
-⠀⢸⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣌⡙⠻⢿⣿⣷⣦⣄⡉⠛⠿⠿⠛⢉⣠⣴⣾⣿⡿⠟⢋⣡⣴⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⡇
-⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣌⡙⠻⢿⣿⣷⡆⢰⣾⣿⡿⠟⢋⣡⣴⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣌⡙⠃⠘⢋⣡⣴⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⡇⢸⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⡇⢸⠿⠛⠉
-
-              __             _             _
-             / _|___     ___| |_ __ _  ___| | __
-            | ||_  /____/ __| __/ _` |/ __| |/ /
-            |  _/ /_____\__ \ || (_| | (__|   <
-            |_|/___|    |___/\__\__,_|\___|_|\_\
-
-                Neovim 0.12 configuration
-                  (c) Frank Zechert 2026
-]]
-
-local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
-if not (vim.uv or vim.loop).fs_stat(lazypath) then
-	local lazyrepository = "https://github.com/folke/lazy.nvim.git"
-	local output = vim.fn.system({
-		"git",
-		"clone",
-		"--filter=blob:none",
-		"--branch=stable",
-		lazyrepository,
-		lazypath
-	})
-
-	if vim.v.shell_error ~= 0 then
-		vim.api.nvim_echo({
-			{ "Failed to clone lazy.nvim:\n", "ErrorMsg" },
-			{ out, "WarningMsg" },
-			{ "\nPress any key to continue" },
-		}, true, {})
-		vim.fn.getchar()
-	end
-end
-
-vim.opt.rtp:prepend(lazypath)
-
-require("lazy").setup({
-	spec = {
-		{ import = "plugins" }
-	},
-	install = { missing = true, colorscheme = { "catppucchin" } },
-	ui = {
-		border = vim.g.ui.border
-	},
-	checker = { 
-		enabled = false,
-		notify = true,
-	},
-})

lua/config/netrw.lua

@@ -1,5 +1,6 @@
 --[[
 
+
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
@@ -25,8 +26,8 @@
             |  _/ /_____\__ \ || (_| | (__|   <
             |_|/___|    |___/\__\__,_|\___|_|\_\
 
-                Neovim 0.12 configuration
-                  (c) Frank Zechert 2026
+                Neovim v0.12 configuration
+                  (C) Frank Zechert 2026
 ]]
 
 -- Keep the current directory and the browsing directory synced.

lua/config/options.lua

@@ -1,5 +1,6 @@
 --[[
 
+
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
@@ -25,65 +26,78 @@
             |  _/ /_____\__ \ || (_| | (__|   <
             |_|/___|    |___/\__\__,_|\___|_|\_\
 
-                Neovim 0.12 configuration
-                  (c) Frank Zechert 2026
+                Neovim v0.12 configuration
+                  (C) Frank Zechert 2026
 ]]
 
--- UI
+-- UI settings
+
 vim.opt.background = vim.g.ui.background
+-- Colored columns and rows
 vim.opt.colorcolumn = "+1,+2"
+vim.opt.textwidth = 120
 vim.opt.cursorcolumn = true
 vim.opt.cursorline = true
-vim.opt.cursorlineopt = "both"
-vim.opt.linebreak = true
-vim.opt.list = true
-vim.opt.listchars = vim.g.ui.listchars
-vim.opt.number = true
-vim.opt.numberwidth = 4
-vim.opt.relativenumber = false
-vim.opt.winborder = vim.g.ui.border
-vim.opt.pumborder = vim.g.ui.border
+vim.opt.cursorlineopt = "both" -- cursor line is displayed in line and in number
+vim.opt.signcolumn = "yes"
+vim.opt.termguicolors = true
+-- Linebreak behaviour and scroll offset
+vim.opt.linebreak = true               -- visually line break at word boundary
+vim.opt.showbreak = vim.g.ui.linebreak -- show line break indicator
 vim.opt.scrolloff = 5
 vim.opt.sidescrolloff = 3
-vim.opt.showbreak = vim.g.ui.linebreak
-vim.opt.signcolumn = "yes"
+vim.opt.wrap = false -- by default, do not wrap long lines
+vim.opt.wrapmargin = 3
+-- Show special characters
+vim.opt.list = true
+vim.opt.listchars = vim.g.ui.listchars
+-- show line numbers
+vim.opt.number = true
+vim.opt.relativenumber = true
+vim.opt.numberwidth = 4
+-- border settings
+vim.opt.winborder = vim.g.ui.windowborder
+vim.opt.pumborder = vim.g.ui.popupborder
+-- window split behaviour
 vim.opt.splitbelow = true
 vim.opt.splitright = true
-vim.opt.termguicolors = true
-vim.opt.textwidth = 120
-vim.opt.wrap = false
--- when no textwidth is specified, automatically add <EOL> at the end of a long line 3
--- characters before reaching the window edge. Will have no effect if textwidth is specified otherwise.
--- Set to 0 to disable.
-vim.opt.wrapmargin = 3
--- hide mode and serch count (displayed in lualine instead)
-vim.opt.showmode = false
+-- hide mode, displayed in lualine
+-- vim.opt.showmode = false
 vim.opt.shortmess:append("S")
+-- enable visual bell
 vim.opt.visualbell = true
 
--- Editing
+
+-- Editing settings
+
 vim.opt.autoindent = true
-vim.opt.backspace = {"indent", "eol", "start"}
-vim.opt.expandtab = false
+vim.opt.backspace = { "indent", "eol", "start" }
 vim.opt.preserveindent = true
+vim.opt.smartindent = true
+vim.opt.breakindent = true
+vim.opt.breakindentopt:append({ min = 20, shift = -2, sbr = ture, list = -1 })
+-- tab settings
+vim.opt.expandtab = false
 vim.opt.shiftround = true
 vim.opt.shiftwidth = 0
 vim.opt.tabstop = 4
 vim.opt.softtabstop = -1
 vim.opt.smarttab = true
-vim.opt.smartindent = true
-vim.opt.breakindent = true
-vim.opt.breakindentopt:append({ min = 20, shift = -2, sbr = true, list = -1 })
-vim.opt.matchpairs:append({"<:>"})
+-- matching pairs of symbols
+vim.opt.matchpairs:append({ "<:>" })
+
+
+-- Search settings
 
--- Search
 vim.opt.hlsearch = true
 vim.opt.ignorecase = true
-vim.opt.inccommand = "split"
+vim.opt.inccommand = split
 vim.opt.incsearch = true
 vim.opt.smartcase = true
 
--- Files
+
+-- Files settings
+
 vim.opt.backup = false
 vim.opt.writebackup = false
 vim.opt.fileformat = "unix"
@@ -91,25 +105,32 @@ vim.opt.fileencoding = "utf-8"
 vim.opt.undofile = true
 vim.opt.swapfile = true
 
--- Performance
-vim.opt.updatetime = 1000
-vim.opt.timeoutlen = 600
 
--- Mouse & Clipboard
+-- Performance settings
+
+vim.opt.updatetime = 1000
+vim.opt.timeoutlen = 300
+
+
+-- Mouse and Clipboard settings
+
 vim.opt.mouse = "a"
 vim.schedule(function() vim.opt.clipboard = "unnamedplus" end)
 
--- Folding
+
+-- Folding settings
+
 vim.opt.foldcolumn = "auto"
 vim.opt.foldmethod = "expr"
 vim.opt.foldexpr = "v:lua.vim.treesitter.foldexpr()"
-vim.opt.foldlevel = 99
+vim.opt.foldlevel = 10 -- keep this many levels of folds open by default
+
+
+-- Autocomplete settings
 
--- Autocompletion
 vim.opt.autocomplete = false
 vim.opt.autocompletedelay = 0
 vim.opt.autocompletetimeout = 0
-vim.opt.completeopt = {"menu", "menuone", "noinsert", "popup", "preview"}
-vim.opt.completeitemalign = {"abbr", "kind", "menu"}
+vim.opt.completeopt = { "menu", "menuone", "noinsert", "popup", "preview" }
+vim.opt.completeitemalign = { "abbr", "kind", "menu" }
 vim.opt.completetimeout = 0
-

lua/config/treesitter.lua

@@ -1,51 +0,0 @@
---[[
-
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣷⣦⣄⡀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠚⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠗⢀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣤⣄⡉⠓⠦⣌⡙⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⢋⣡⠴⠚⢉⣠⣤⣀
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⣶⣿⣿⣿⣿⣿⣷⣦⣄⡉⠓⠦⣌⡙⠻⢿⣿⣿⣿⣿⣿⣿⡿⠟⢋⣡⠴⠚⢉⣠⣴⣾⣿⣿⣿⣿⣿⣶⣤
-⠀⠀⠀⠀⠀⠀⠀⠀⠐⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠓⠦⣌⡙⠻⠟⢋⣡⠴⠚⢉⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⠂
-⠀⠀⠀⠀⢀⣠⣴⣆⡈⠻⢿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠃⠘⢉⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⡿⠟⢁⣰⣦⣄⡀
-⠀⠀⠐⠾⣿⣿⣿⣿⣿⣷⣦⣌⡙⠻⢿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⡿⠟⢋⣡⣴⣾⣿⣿⣿⣿⣿⠷⠂
-⠀⢸⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣌⡙⠻⢿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⡿⠟⢋⣡⣴⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⡇
-⠀⢸⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣌⡙⠻⢿⣿⣷⣦⣄⡉⠛⠿⠿⠛⢉⣠⣴⣾⣿⡿⠟⢋⣡⣴⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⡇
-⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣌⡙⠻⢿⣿⣷⡆⢰⣾⣿⡿⠟⢋⣡⣴⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣌⡙⠃⠘⢋⣡⣴⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⠛⠿⣿⣿⣿⣿⠿⠛⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣷⣦⣄⡉⢉⣠⣴⣾⣿⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⣿⣿⣿⣿⡇⢸⣿⣿⣿⣿⠿⠛⠉
-⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠿⡇⢸⠿⠛⠉
-
-              __             _             _
-             / _|___     ___| |_ __ _  ___| | __
-            | ||_  /____/ __| __/ _` |/ __| |/ /
-            |  _/ /_____\__ \ || (_| | (__|   <
-            |_|/___|    |___/\__\__,_|\___|_|\_\
-
-                Neovim 0.12 configuration
-                  (c) Frank Zechert 2026
-]]
-
-local enabled_ft = {
-	"bash",
-}
-
-local parser_ft_map = {
-	-- parser = { list of filetypes }
-	bash = { "bash", "template" },
-}
-
--- Force enable syntax if it is not working automatically
-vim.api.nvim_create_autocmd("FileType", {
-	pattern = enabled_ft,
-	callback = function()
-		vim.treesitter.start()
-	end,
-})
-
-for parser, ft in pairs(parser_ft_map) do
-	vim.treesitter.language.register(parser, ft)
-end

lua/config/ui.lua

@@ -1,5 +1,6 @@
 --[[
 
+
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣄⡀
@@ -25,16 +26,13 @@
             |  _/ /_____\__ \ || (_| | (__|   <
             |_|/___|    |___/\__\__,_|\___|_|\_\
 
-                Neovim 0.12 configuration
-                  (c) Frank Zechert 2026
+                Neovim v0.12 configuration
+		  (C) Frank Zechert 2026
 ]]
 
--- General UI settings applied across different parts of the neovim configuration
 vim.g.ui = {
-	backround = "dark",
+	background = "dark",
 	flavour = "macchiato",
-	border = "single",
-	linebreak = "↘",
 	listchars = {
 		eol = "↵",
 		tab = "⇥ ",
@@ -49,9 +47,9 @@ vim.g.ui = {
 		conceal = "⋯",
 		nbsp = "␣",
 	},
-	textwidth = {
-		default = 120
-	},
+	linebreak = "↘",
+	windowborder = "single",
+	popupborder = "single",
 	custom_highlights = function(colors, utils)
 		return {
 			whitespace = { fg = colors.overlay0 },
@@ -61,9 +59,6 @@ vim.g.ui = {
 		}
 	end,
 	symbols = {
-		component_separators = { left = "│", right = "│" },
-		section_separators = { left = "▒", right = "▒" },
-		window = "",
 		diagnostic = {
 			prefix = "■",
 			sign_error = "E",
@@ -71,46 +66,5 @@ vim.g.ui = {
 			sign_info = "I",
 			sign_hint = "H",
 		},
-		git = {
-			signs = {
-				add = { text = "┃" },
-				change = { text = "┃" },
-				delete = { text = "_" },
-				topdelete = { text = "‾" },
-				changedelete = { text = "~" },
-				untracked = { text = "┆" },
-			},
-			signs_staged = {
-				add = { text = "┃" },
-				change = { text = "┃" },
-				delete = { text = "_" },
-				topdelete = { text = "‾" },
-				changedelete = { text = "~" },
-				untracked = { text = "┆" },
-			},
-		},
-		todo_comments = {
-			error = {
-				icon = "",
-			},
-			todo = {
-				icon = "",
-			},
-			hack = {
-				icon = "",
-			},
-			warn = {
-				icon = "",
-			},
-			perf = {
-				icon = "󰾆",
-			},
-			note = {
-				icon = "",
-			},
-			test = {
-				icon = "󰙨",
-			},
-		},
 	}
 }