Refactor all the custom modules into better structures. Clear separation of keybindings that belong to cusstom modules. Added custom snippets and vsc snippets.

lazy-lock.json

@@ -6,6 +6,7 @@
   "cmp-nvim-lsp": { "branch": "main", "commit": "bd5a7d6db125d4654b50eeae9f5217f24bb22fd3" },
   "cmp-path": { "branch": "main", "commit": "c642487086dbd9a93160e1679a1327be111cbc25" },
   "cmp_luasnip": { "branch": "master", "commit": "98d9cb5c2c38532bd9bdb481067b20fea8f32e90" },
+  "friendly-snippets": { "branch": "main", "commit": "572f5660cf05f8cd8834e096d7b4c921ba18e175" },
   "fzf-lua": { "branch": "main", "commit": "bebc84e7ffc8fd86103f6ed6c590df72d524d342" },
   "gitsigns.nvim": { "branch": "main", "commit": "6e3c66548035e50db7bd8e360a29aec6620c3641" },
   "gruvbox.nvim": { "branch": "main", "commit": "12c2624287dc827edb5d72b2bc4c9619e692a554" },

lua/conf.lua

@@ -1,7 +1,8 @@
 local config = {}
 
-config.season = "S3"
+config.season = "S3" -- Current semester
 config.projects = vim.fn.expand("~/projects")
 config.uni_dir = vim.fn.expand("~/projects/university/" .. config.season)
+config.user = vim.fn.system('whoami'):gsub('\n', '')
 
 return config

lua/config/keymaps.lua

@@ -1,44 +1,22 @@
 -- Custom keymaps
 
 require("utils.functions")
-require("custom.uni")
 
 local conf = require("conf")
 
-local links = require("utils.linker")
-local user = vim.fn.system('whoami'):gsub('\n', '')
-
-local function open_cal()
-	local current_date = os.date("%Y-%m-%d")
-	local week_number = os.date("%V")
-	local day_of_week = os.date("%a")
-	local path = "~/synced/brainstore/calendar/calendar_" .. os.date("%Y") .. ".txt"
-	local keys = ":e " ..
-		path .. "<CR>/" .. current_date .. " w" .. tonumber(week_number) .. " " .. day_of_week .. "<CR>$"
-	vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes(keys, true, false, true), 'n', true)
-end
-
 -------------------------------------------------------
 --------------------- KEYMAPS -------------------------
 -------------------------------------------------------
 
-
 -- Fast window switch
 vim.keymap.set("n", "<leader>w", "<C-w>w")
 
---------------------- NORMAL -------------------------
-
-
 vim.keymap.set('n', '<leader>zq', ':e ~/synced/brainstore/zettelkasten/input.txt<CR>`.zz')
-
--- Buildin vim
-
 vim.keymap.set("n", "<leader>me", ":mes<CR>")
 
 vim.keymap.set("n", "<leader>snt", "<cmd>set nu<CR>")
 vim.keymap.set("n", "<leader>snf", "<cmd>set nonu<CR>")
 
-
 vim.keymap.set("n", "n", "nzz", { silent = true })
 vim.keymap.set("n", "N", "Nzz", { silent = true })
 vim.keymap.set("n", "<C-o>", "<C-o>zz", { silent = true })
@@ -51,31 +29,10 @@ vim.keymap.set('n', '<leader>tr', ':tabnew<CR>:term<CR>i')
 
 -- Indent all will be replaced by the formatting of lsp where the lsp is installed
 vim.keymap.set('n', '<leader>ia', 'gg=G<C-o>zz')
-
 vim.keymap.set('n', '<leader>ya', 'ggVG"+y<C-o>')
-
 vim.keymap.set('n', '<leader>ss', ':wa<CR>')
-
--- new quick note file
--- TODO: make this smarter
 vim.keymap.set("n", "<leader>nn", ":e ~/synced/brainstore/zettelkasten/quick<CR>", { silent = true })
 
-vim.keymap.set("n", "<leader>r",
-	function()
-		local current_file = vim.fn.expand('%:p:h') -- get directory of current file
-		local cmd = 'git -C ' .. vim.fn.fnameescape(current_file) .. ' status'
-		vim.fn.system(cmd)
-		if vim.v.shell_error == 0 then
-			local git_root = vim.fn.systemlist('git -C ' ..
-					vim.fn.fnameescape(current_file) .. ' rev-parse --show-toplevel')
-				[1]
-			vim.cmd('cd ' .. vim.fn.fnameescape(git_root))
-		else
-			vim.cmd('cd ' .. vim.fn.fnameescape(current_file))
-		end
-	end
-)
-
 -- Quickly open some buffers
 vim.keymap.set('n', '<leader>occ', ':e ~/.config/nvim/init.lua<CR>`.zz')
 vim.keymap.set('n', '<leader>oct', ':e ~/synced/vault/contacts/contacts.txt<CR>`.zz')
@@ -88,8 +45,8 @@ vim.keymap.set('n', '<leader>ocp', ':e ~/.config/nvim/lua/plugins/misc.lua<CR>`.
 vim.keymap.set('n', '<leader>ocf', ':e ~/.config/nvim/lua/utils/functions.lua<CR>`.zz')
 vim.keymap.set('n', '<leader>oca', ':e ~/.config/nvim/lua/utils/after.lua<CR>`.zz')
 vim.keymap.set('n', '<leader>oq', ':e ~/synced/brainstore/input.txt<CR>`.zz')
-vim.keymap.set('n', '<leader>ohh', ':e ~/configuration/nixos/users/' .. user .. '/home.nix<CR>`.zz')
-vim.keymap.set('n', '<leader>op', ':e ~/configuration/nixos/users/' .. user .. '/packages.nix<CR>`.zz')
+vim.keymap.set('n', '<leader>ohh', ':e ~/configuration/nixos/users/' .. conf.user .. '/home.nix<CR>`.zz')
+vim.keymap.set('n', '<leader>op', ':e ~/configuration/nixos/users/' .. conf.user .. '/packages.nix<CR>`.zz')
 vim.keymap.set('n', '<leader>on', ':e ~/configuration/nixos/configuration.nix<CR>`.zz')
 vim.keymap.set('n', '<leader>om', ':e ~/configuration/nixos/modules<CR>')
 vim.keymap.set('n', '<leader>ow', ':e ~/synced/brainstore/waste.txt<CR>')
@@ -101,17 +58,7 @@ vim.keymap.set('n', '<leader>ou', ':e ~/projects/university/' .. conf.season ..
 vim.keymap.set('n', '<leader>oz', ':e ~/.zshrc<CR>`.zz')
 vim.keymap.set('n', '<leader>oaa', ':e ~/.common_shell<CR>`.zz')
 
-
-vim.keymap.set('n', '<leader>ok', open_cal)
--------------------------------------------------------------------------------------
-
-vim.keymap.set("n", "<leader>lf", links.insert_brainstore_link, { desc = "Link Brainstore file" })
-vim.keymap.set("n", "<leader>lm", links.insert_mail_link, { desc = "Link Mail" })
 vim.keymap.set('n', '<leader>ll', ':Lazy<CR>')
-vim.keymap.set("n", "<leader>lp", links.insert_project_link, { desc = "Link Project" })
-vim.keymap.set("n", "<leader>lc", links.insert_contact_link, { desc = "Link Contact" })
-vim.keymap.set("n", "<leader>ld", links.insert_date_link, { desc = "Link Contact" })
-
 
 vim.keymap.set('n', '<leader>sw', function()
 	local word = vim.fn.expand("<cword>")
@@ -150,9 +97,6 @@ end, { desc = 'Paste from system clipboard' })
 vim.keymap.set('v', '<leader>p', function()
 	vim.cmd('normal! "+p')
 end, { desc = 'Yank to clipboard and keep the selection' })
-vim.keymap.set("n", "<leader>nv", function()
-	select_course_directory()
-end, { desc = "Open UniCourse menu" })
 
 vim.keymap.set('v', 'p', function()
 	local unnamed_content = vim.fn.getreg('""')
@@ -235,3 +179,29 @@ vim.keymap.set('n', '<leader>ov',
 		})
 	end
 )
+
+vim.keymap.set("n", "<leader>r",
+	function()
+		local current_file = vim.fn.expand('%:p:h') -- get directory of current file
+		local cmd = 'git -C ' .. vim.fn.fnameescape(current_file) .. ' status'
+		vim.fn.system(cmd)
+		if vim.v.shell_error == 0 then
+			local git_root = vim.fn.systemlist('git -C ' ..
+					vim.fn.fnameescape(current_file) .. ' rev-parse --show-toplevel')
+				[1]
+			vim.cmd('cd ' .. vim.fn.fnameescape(git_root))
+		else
+			vim.cmd('cd ' .. vim.fn.fnameescape(current_file))
+		end
+	end
+)
+
+vim.keymap.set('n', '<leader>ok', function()
+	local current_date = os.date("%Y-%m-%d")
+	local week_number = os.date("%V")
+	local day_of_week = os.date("%a")
+	local path = "~/synced/brainstore/calendar/calendar_" .. os.date("%Y") .. ".txt"
+	local keys = ":e " ..
+		path .. "<CR>/" .. current_date .. " w" .. tonumber(week_number) .. " " .. day_of_week .. "<CR>$"
+	vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes(keys, true, false, true), 'n', true)
+end)

lua/custom/journal/init.lua

@@ -1,7 +1,6 @@
 local M = {}
 
-local journal_base_raw = "~/management/brainstore/knowledge/journal"
-local journal_base = vim.fn.expand(journal_base_raw)
+local journal_base = vim.fn.expand("~/management/brainstore/knowledge/journal")
 
 M.open_today = function()
 	local date = os.date("*t")

lua/custom/linker/init.lua

@@ -20,6 +20,26 @@ local function fzf_select(options, prompt, callback)
 	})
 end
 
+local function spliting(inputstr, sep)
+	if sep == nil then
+		sep = "%s"
+	end
+	local t = {}
+	for str in string.gmatch(inputstr, "([^" .. sep .. "]+)") do
+		table.insert(t, str)
+	end
+	return t
+end
+
+local function pad2(n)
+	n = tonumber(n)
+	if n < 10 then
+		return "0" .. n
+	else
+		return tostring(n)
+	end
+end
+
 function M.insert_brainstore_link()
 	require('telescope.builtin').find_files({
 		hidden = true,
@@ -85,7 +105,7 @@ function M.insert_date_link()
 	local text = string.format("[[date:.%s]]", year)
 
 	vim.api.nvim_put({ text }, "c", true, true)
-	local row, col = unpack(vim.api.nvim_win_get_cursor(0))
+	local row, col = table.unpack(vim.api.nvim_win_get_cursor(0))
 	vim.api.nvim_win_set_cursor(0, { row, col - 4 })
 	vim.cmd("startinsert")
 end
@@ -128,18 +148,18 @@ function M.insert_project_link()
 							"--hidden",
 							"--glob", "!**/.git/*",
 						},
-						attach_mappings = function(prompt_bufnr, map)
-							local actions = require('telescope.actions')
-							local action_state = require('telescope.actions.state')
+						attach_mappings = function(prompt_bufnr_new, map_new)
+							actions = require('telescope.actions')
+							action_state = require('telescope.actions.state')
 
-							local function insert_link()
-								local selection = action_state.get_selected_entry()
+							local function insert_link_new()
+								selection = action_state.get_selected_entry()
 								if not selection then
 									return
 								end
-								local selected = selection.path or selection.filename or selection[1]
+								selected = selection.path or selection.filename or selection[1]
 								if selected then
-									actions.close(prompt_bufnr)
+									actions.close(prompt_bufnr_new)
 									local link = "[[project:" ..
 										selected:gsub(vim.fn.expand(projects_dir) .. "/", "") .. "]]"
 									vim.api.nvim_put({ link }, "c", true, true)
@@ -147,16 +167,16 @@ function M.insert_project_link()
 							end
 
 							local function insert_link_top()
-								actions.close(prompt_bufnr)
+								actions.close(prompt_bufnr_new)
 								local link = "[[project:" .. project .. "]]"
 								vim.api.nvim_put({ link }, "c", true, true)
 							end
 
-							map('i', '<CR>', insert_link)
-							map('n', '<CR>', insert_link)
+							map_new('i', '<CR>', insert_link_new)
+							map_new('n', '<CR>', insert_link_new)
 
-							map('i', '<ESC>', insert_link_top)
-							map('n', '<ESC>', insert_link_top)
+							map_new('i', '<ESC>', insert_link_top)
+							map_new('n', '<ESC>', insert_link_top)
 
 
 							return true
@@ -173,28 +193,6 @@ function M.insert_project_link()
 	})
 end
 
-local function spliting(inputstr, sep)
-	if sep == nil then
-		sep = "%s"
-	end
-	local t = {}
-	for str in string.gmatch(inputstr, "([^" .. sep .. "]+)") do
-		table.insert(t, str)
-	end
-	return t
-end
-
-local function pad2(n)
-	n = tonumber(n)
-	if n < 10 then
-		return "0" .. n
-	else
-		return tostring(n)
-	end
-end
-
--- The heart of this project following
--- Remember to go back with C-O
 function M.follow_link()
 	local line = vim.api.nvim_get_current_line()
 	local link = line:match("%[%[(.-)%]%]")
@@ -209,9 +207,7 @@ function M.follow_link()
 		return
 	end
 
-
 	-- List of all kinds that are available
-	-- Here brainstore and projects are kind of the same but I keep them separated
 	if kind == "brain" then
 		vim.cmd("edit " .. brainstore_dir .. "/" .. target)
 	elseif kind == "mail" then
@@ -236,7 +232,7 @@ function M.follow_link()
 		vim.cmd("/" .. "20" .. year .. "-" .. month .. "-" .. day)
 		vim.cmd("normal! zz")
 	else
-		print("Unknown link type: " .. kind .. ". Must be one of: " .. "mail, contact, project, brain, date.")
+		print("Unknown link type: " .. kind .. ".")
 	end
 end
 

lua/custom/todo/init.lua

@@ -1,6 +1,3 @@
--- custom module for todo file editing support in neovim
--- inspired by a older plugin that does basically the same
-
 local M = {}
 
 local function is_todo_file()
@@ -22,7 +19,6 @@ function M.remove_priority()
 	vim.api.nvim_set_current_line(line)
 end
 
-
 function M.mark_done()
 	if not is_todo_file() then return end
 	print("Marked todo as done! (just deleted)")
@@ -103,22 +99,5 @@ function M.sort_by_project()
 	grouped_sort(get_project_key)
 end
 
-function M.setup()
-	local opts = { noremap = true, silent = true }
-
-	for i = string.byte("a"), string.byte("z") do
-		local letter = string.char(i)
-		vim.keymap.set("n", "<leader>p" .. letter, function() M.set_priority(letter) end, opts)
-	end
-
-	vim.keymap.set("n", "<leader>p<leader>", M.remove_priority, opts)
-
-	vim.keymap.set("n", "<leader>sp", M.sort_by_priority, opts)
-	vim.keymap.set("n", "<leader>sc", M.sort_by_context, opts)
-	vim.keymap.set("n", "<leader>sr", M.sort_by_project, opts)
-
-	-- New keymap for marking todo as done
-	vim.keymap.set("n", "<leader>td", M.mark_done, opts)
-end
 
 return M

lua/custom/typst/init.lua

@@ -6,7 +6,7 @@ local watch_job_id = nil
 local watch_buf_id = nil
 local watch_tab_id = nil
 
-function M.Watch_and_open()
+function M.watch_and_open()
 	-- Parse the current file and check for typst
 	vim.notify("INIT", vim.log.levels.WARN)
 	local input = vim.fn.expand("%:p")
@@ -66,7 +66,7 @@ function M.Watch_and_open()
 	vim.notify("Started Typst watch", vim.log.levels.INFO)
 
 	vim.fn.system("killall .zathura-wrapped")
-	functions.Sleep(0.5)
+	functions.sleep(0.5)
 	vim.fn.jobstart({ "zathura", output }, {
 		on_exit = function()
 			if watch_job_id then

lua/custom/uni/init.lua

@@ -1,9 +1,11 @@
+local M = {}
+
 local fzf = require("fzf-lua")
 local fn = vim.fn
-local current_season = "S3"
+local conf = require("conf")
 
 -- Function to scan for .unicourse files and get their course directories
-function get_course_directories()
+function M.get_course_directories()
 	local dirs = {}
 	local function scan_dir(dir)
 		for _, entry in ipairs(fn.glob(dir .. "/*", true, true)) do
@@ -26,13 +28,13 @@ function get_course_directories()
 		end
 	end
 
-	scan_dir("~/projects/university/" .. current_season)
+	scan_dir("~/projects/university/" .. conf.season)
 	return dirs
 end
 
 -- Function to show the fzf menu for selecting a course directory
-function select_course_directory()
-	local courses = get_course_directories()
+function M.select_course_directory()
+	local courses = M.get_course_directories()
 	local course_names = {}
 
 	for _, course in ipairs(courses) do
@@ -45,7 +47,7 @@ function select_course_directory()
 			["default"] = function(selected)
 				for _, course in ipairs(courses) do
 					if selected[1] == (course.name .. " (" .. course.short .. ")") then
-						show_course_menu(course)
+						M.show_course_menu(course)
 						break
 					end
 				end
@@ -55,7 +57,7 @@ function select_course_directory()
 end
 
 -- Function to show the fzf menu for actions on a selected course folder
-function show_course_menu(course)
+function M.show_course_menu(course)
 	local files = {}
 	-- Collect all VL files in the Vorlesungen directory
 	for _, file in ipairs(fn.glob(course.path .. "/VL/*", true, true)) do
@@ -79,10 +81,10 @@ function show_course_menu(course)
 		actions = {
 			["default"] = function(selected)
 				if selected[1] == "Open the newest VL file" then
-					local newest_file = get_newest_vl_file(files)
+					local newest_file = M.get_newest_vl_file(files)
 					vim.cmd("edit " .. newest_file)
 				elseif selected[1] == "Create a new VL" then
-					create_new_vl(course)
+					M.create_new_vl(course)
 				elseif selected[1] == "Open the course folder" then
 					vim.cmd("edit " .. course.path)
 				elseif selected[1] == "Open a specific file" then
@@ -101,7 +103,7 @@ function show_course_menu(course)
 end
 
 -- Function to get the newest VL file based on modification time
-function get_newest_vl_file(files)
+function M.get_newest_vl_file(files)
 	local newest_file = nil
 	local newest_time = 0
 	for _, file in ipairs(files) do
@@ -115,18 +117,20 @@ function get_newest_vl_file(files)
 end
 
 -- Function to create a new VL file based on the template and incrementing the number
-function create_new_vl(course)
+function M.create_new_vl(course)
 	local vl_dir = course.path .. "/VL"
-	local success, _ = pcall(function()
+	pcall(function()
 		vim.fn.mkdir(vl_dir)
 	end)
 	-- Hard coded this
 	local template_path = vim.fn.expand("~/projects/university/data/template.typ")
 	if fn.filereadable(template_path) == 1 then
 		-- Find the latest VL number in the folder
+		--- @type number?
 		local latest_num = 0
 		for _, file in ipairs(fn.glob(vl_dir .. "/*", true, true)) do
 			if file:match(course.short .. "VL(%d+).typ$") then
+				--- @type number?
 				local num = tonumber(file:match(course.short .. "VL(%d+).typ$"))
 				if num > latest_num then
 					latest_num = num
@@ -147,3 +151,5 @@ function create_new_vl(course)
 		print("Template file (template.typ) not found!")
 	end
 end
+
+return M

lua/plugins/custom.lua

@@ -12,16 +12,53 @@ return {
 		dir = get_custom_dir("todo"),
 		name = "todo",
 		dependencies = { "nvim-lua/plenary.nvim", "nvim-telescope/telescope.nvim" },
-		config = function()
-			require("custom.todo").setup()
-		end,
+		keys = {
+			{ "<leader>ta", function() require("custom.todo").mark_done() end, desc = "Watch Typst" },
+		},
+
 	},
 	{
-		dir = get_custom_dir(),
+		dir = get_custom_dir("typst"),
 		name = "typst",
 		dependencies = { "nvim-lua/plenary.nvim", "nvim-telescope/telescope.nvim" },
 		keys = {
-			{ "<leader>tw", function() require("custom.typst").Watch_and_open() end, desc = "Watch Typst" },
+			{ "<leader>tw", function() require("custom.typst").watch_and_open() end, desc = "Watch Typst" },
 		},
 	},
+	{
+		dir = get_custom_dir("journal"),
+		name = "journal",
+		config = function ()
+			local journal = require("custom.journal")
+			vim.keymap.set("n", "<leader>joup", function()
+				journal.open_today()
+			end, { desc = "Open todays journal" })
+		end
+	},
+	{
+		dir = get_custom_dir("uni"),
+		name = "uni",
+		config = function ()
+			local uni = require("custom.uni")
+			vim.keymap.set("n", "<leader>nv", function()
+				uni.select_course_directory()
+			end, { desc = "Open UniCourse menu" })
+		end
+
+	},
+	{
+		dir = get_custom_dir("linker"),
+		name = "linker",
+		config = function()
+			local links = require("custom.linker")
+
+			vim.keymap.set("n", "<leader>fl", links.follow_link, { desc = "Try to follow current link" })
+
+			vim.keymap.set("n", "<leader>lf", links.insert_brainstore_link, { desc = "Link Brainstore file" })
+			vim.keymap.set("n", "<leader>lm", links.insert_mail_link, { desc = "Link Mail" })
+			vim.keymap.set("n", "<leader>lp", links.insert_project_link, { desc = "Link Project" })
+			vim.keymap.set("n", "<leader>lc", links.insert_contact_link, { desc = "Link Contact" })
+			vim.keymap.set("n", "<leader>ld", links.insert_date_link, { desc = "Link Contact" })
+		end
+	},
 }

lua/plugins/lsp.lua

@@ -1,28 +1,5 @@
--- Prefilled with lsp that have no dependencies
-local servers = { "lua_ls", "rust_analyzer", "denols" }
-
-local function populate_servers()
-	if vim.fn.executable("go") == 1 then
-		table.insert(servers, "gopls")
-	else
-		vim.notify("[mason] Skipping gopls (go not found)", vim.log.levels.WARN)
-	end
-
-	if vim.fn.executable("npm") == 1 then
-		table.insert(servers, "pyright")
-		table.insert(servers, "clangd")
-		table.insert(servers, "bashls")
-	else
-		vim.notify("[mason] Skipping install of some lsp (npm not found)", vim.log.levels.WARN)
-	end
-
-	if vim.fn.executable("cargo") == 1 then
-		table.insert(servers, "nil_ls")
-	else
-		vim.notify("[mason] Skipping nil (cargo not found)", vim.log.levels.WARN)
-	end
-end
-populate_servers()
+-- Prefilled with servers that have no dependencies
+local servers = require("utils.functions").get_lsp_servers()
 
 return {
 	{
@@ -77,7 +54,7 @@ return {
 		dependencies = {
 			"williamboman/mason-lspconfig.nvim"
 		},
-		priority = -10;
+		priority = -10,
 		config = function()
 			require("mason").setup()
 
@@ -185,7 +162,7 @@ return {
 
 			-- Add text in diagnostics
 			vim.diagnostic.config({
-				virtual_text = true,
+				virtual_text = false,
 			})
 		end,
 	},

lua/plugins/luasnip.lua

@@ -1,11 +1,18 @@
 return {
 	{
 		"L3MON4D3/LuaSnip",
+		dependencies = {
+			"rafamadriz/friendly-snippets"
+		},
 		version = "v2.*",
 		build = "make install_jsregexp",
 		event = "InsertEnter",
 		config = function()
 			local ls = require("luasnip")
+
+			require("luasnip.loaders.from_vscode").lazy_load()
+			require("luasnip.loaders.from_lua").lazy_load({ paths = "~/.config/nvim/snippets" })
+
 			ls.config.setup({
 				enable_autosnippets = true,
 				store_selection_keys = '<Tab>',

lua/plugins/treesitter.lua

@@ -7,7 +7,9 @@ return {
 			local configs = require("nvim-treesitter.configs")
 			configs.setup({
 				sync_install = true,
-				ensure_installed = { "typst" },
+				ensure_installed = { "typst", "go", "bash", "python", "nix" },
+				highlight = { enable = true },
+				indent = { enable = true },
 			})
 		end
 	},

lua/utils/functions.lua

@@ -1,8 +1,72 @@
 -- General helper functions
 local M = {}
 
-function M.Sleep(n)
+function M.sleep(n)
 	os.execute("sleep " .. tonumber(n))
 end
 
+--- @return {}
+function M.get_lsp_servers()
+	local servers = { "lua_ls" }
+
+	-- persistent state file
+	local state_file = vim.fn.stdpath("state") .. "/mason_skipped_jonas.json"
+
+	-- load previous warnings
+	local warned = {}
+	local ok, data = pcall(vim.fn.readfile, state_file)
+	if ok and #data > 0 then
+		local decoded = vim.fn.json_decode(data)
+		if decoded then warned = decoded end
+	end
+
+	local function save_state()
+		vim.fn.writefile({ vim.fn.json_encode(warned) }, state_file)
+	end
+
+	local function warn_once(key, msg)
+		if not warned[key] then
+			vim.notify(msg, vim.log.levels.WARN)
+			warned[key] = true
+			save_state()
+		end
+	end
+
+	local function populate_servers()
+		if vim.fn.executable("go") == 1 then
+			table.insert(servers, "gopls")
+		else
+			warn_once("gopls", "[mason] Skipping gopls (go not found)")
+		end
+
+		if vim.fn.executable("npm") == 1 then
+			table.insert(servers, "pyright")
+			table.insert(servers, "clangd")
+			table.insert(servers, "bashls")
+		else
+			warn_once("npm", "[mason] Skipping pyright/clangd/bashls (npm not found)")
+		end
+
+		if vim.fn.executable("cargo") == 1 then
+			if vim.fn.executable("nix") == 1 then
+				table.insert(servers, "nil_ls")
+			else
+				warn_once("nix", "[mason] Skipping nil_ls (nix not found)")
+			end
+			table.insert(servers, "rust_analyzer")
+		else
+			warn_once("cargo", "[mason] Skipping nil_ls/rust_analyzer (cargo not found)")
+		end
+
+		if vim.fn.executable("deno") == 1 then
+			table.insert(servers, "denols")
+		else
+			warn_once("deno", "[mason] Skipping denols (deno not found)")
+		end
+	end
+
+	populate_servers()
+	return servers
+end
+
 return M

snippets/all.lua

@@ -0,0 +1,9 @@
+local ls = require("luasnip")
+local s = ls.snippet
+local t = ls.text_node
+
+return {
+	s("sig", {
+		t("Best regards,"), t({ "", "Jonas Hahn" }),
+	}),
+}

snippets/go.lua

@@ -0,0 +1,17 @@
+local ls = require("luasnip")
+local s = ls.snippet
+local t = ls.text_node
+local i = ls.insert_node
+
+return {
+	s("cfo", { -- check for error
+		t("if err != nil {"), t({ "", "\t" }),
+		i(1, "return err"),
+		t({ "", "}" })
+	}),
+	s("struct", {
+		t("type "), i(1, "MyStruct"), t(" struct {"),
+		t({ "", "\t" }), i(2, "Field type"),
+		t({ "", "}" })
+	}),
+}