style: autoformat all the things

Namely: applied stylua to the whole repo and ran marksman on README.md.

lua/auto-save/utils/colors.lua

@@ -1,70 +1,70 @@
 local M = {}
 ---@param hex_str string hexadecimal value of a color
 local hex_to_rgb = function(hex_str)
-	local hex = "[abcdef0-9][abcdef0-9]"
-	local pat = "^#(" .. hex .. ")(" .. hex .. ")(" .. hex .. ")$"
-	hex_str = string.lower(hex_str)
+  local hex = "[abcdef0-9][abcdef0-9]"
+  local pat = "^#(" .. hex .. ")(" .. hex .. ")(" .. hex .. ")$"
+  hex_str = string.lower(hex_str)
 
-	assert(string.find(hex_str, pat) ~= nil, "hex_to_rgb: invalid hex_str: " .. tostring(hex_str))
+  assert(string.find(hex_str, pat) ~= nil, "hex_to_rgb: invalid hex_str: " .. tostring(hex_str))
 
-	local red, green, blue = string.match(hex_str, pat)
-	return { tonumber(red, 16), tonumber(green, 16), tonumber(blue, 16) }
+  local red, green, blue = string.match(hex_str, pat)
+  return { tonumber(red, 16), tonumber(green, 16), tonumber(blue, 16) }
 end
 
 function M.highlight(group, color, force)
-	if color.link then
-		vim.api.nvim_set_hl(0, group, {
-			link = color.link,
-		})
-	else
-		if color.style then
-			for _, style in ipairs(color.style) do
-				color[style] = true
-			end
-		end
-		color.style = nil
-		if force then
-			vim.cmd("hi " .. group .. " guifg=" .. (color.fg or "NONE") .. " guibg=" .. (color.bg or "NONE"))
-			return
-		end
-		vim.api.nvim_set_hl(0, group, color)
-	end
+  if color.link then
+    vim.api.nvim_set_hl(0, group, {
+      link = color.link,
+    })
+  else
+    if color.style then
+      for _, style in ipairs(color.style) do
+        color[style] = true
+      end
+    end
+    color.style = nil
+    if force then
+      vim.cmd("hi " .. group .. " guifg=" .. (color.fg or "NONE") .. " guibg=" .. (color.bg or "NONE"))
+      return
+    end
+    vim.api.nvim_set_hl(0, group, color)
+  end
 end
 
 function M.get_hl(name)
-	local ok, hl = pcall(vim.api.nvim_get_hl_by_name, name, true)
-	if not ok then
-		return
-	end
-	for _, key in pairs({ "foreground", "background", "special" }) do
-		if hl[key] then
-			hl[key] = string.format("#%06x", hl[key])
-		end
-	end
-	return hl
+  local ok, hl = pcall(vim.api.nvim_get_hl_by_name, name, true)
+  if not ok then
+    return
+  end
+  for _, key in pairs({ "foreground", "background", "special" }) do
+    if hl[key] then
+      hl[key] = string.format("#%06x", hl[key])
+    end
+  end
+  return hl
 end
 
 ---@param fg string forecrust color
 ---@param bg string background color
 ---@param alpha number number between 0 and 1. 0 results in bg, 1 results in fg
 function M.blend(fg, bg, alpha)
-	bg = hex_to_rgb(bg)
-	fg = hex_to_rgb(fg)
+  bg = hex_to_rgb(bg)
+  fg = hex_to_rgb(fg)
 
-	local blendChannel = function(i)
-		local ret = (alpha * fg[i] + ((1 - alpha) * bg[i]))
-		return math.floor(math.min(math.max(0, ret), 255) + 0.5)
-	end
+  local blendChannel = function(i)
+    local ret = (alpha * fg[i] + ((1 - alpha) * bg[i]))
+    return math.floor(math.min(math.max(0, ret), 255) + 0.5)
+  end
 
-	return string.format("#%02X%02X%02X", blendChannel(1), blendChannel(2), blendChannel(3))
+  return string.format("#%02X%02X%02X", blendChannel(1), blendChannel(2), blendChannel(3))
 end
 
 function M.darken(hex, amount, bg)
-	return M.blend(hex, bg or M.bg, math.abs(amount))
+  return M.blend(hex, bg or M.bg, math.abs(amount))
 end
 
 function M.lighten(hex, amount, fg)
-	return M.blend(hex, fg or M.fg, math.abs(amount))
+  return M.blend(hex, fg or M.fg, math.abs(amount))
 end
 
 return M

lua/auto-save/utils/data.lua

@@ -1,25 +1,25 @@
 local M = {}
 
 function M.set_of(list)
-	local set = {}
-	for i = 1, #list do
-		set[list[i]] = true
-	end
-	return set
+  local set = {}
+  for i = 1, #list do
+    set[list[i]] = true
+  end
+  return set
 end
 
 function M.not_in(var, arr)
-	if M.set_of(arr)[var] == nil then
-		return true
-	end
+  if M.set_of(arr)[var] == nil then
+    return true
+  end
 end
 
 function M.do_callback(callback_name)
-	local cnf = require("auto-save.config").opts
+  local cnf = require("auto-save.config").opts
 
-	if type(cnf.callbacks[callback_name]) == "function" then
-		cnf.callbacks[callback_name]()
-	end
+  if type(cnf.callbacks[callback_name]) == "function" then
+    cnf.callbacks[callback_name]()
+  end
 end
 
 return M

lua/auto-save/utils/echo.lua

@@ -1,25 +1,25 @@
 local TITLE = "auto-save"
 
 return function(msg, kind)
-	local has_notify_plugin = pcall(require, "notify")
-	local level = {}
+  local has_notify_plugin = pcall(require, "notify")
+  local level = {}
 
-	if kind == "error" then
-		level.log = vim.log.levels.ERROR
-		level.type = "error"
-	elseif kind == "warn" then
-		level.log = vim.log.levels.WARN
-		level.type = "error"
-	else
-		level.log = kind or vim.log.levels.INFO
-		level.type = "info"
-	end
+  if kind == "error" then
+    level.log = vim.log.levels.ERROR
+    level.type = "error"
+  elseif kind == "warn" then
+    level.log = vim.log.levels.WARN
+    level.type = "error"
+  else
+    level.log = kind or vim.log.levels.INFO
+    level.type = "info"
+  end
 
-	if has_notify_plugin then
-		vim.notify(msg, level.log, {
-			title = TITLE,
-		})
-	else
-		vim.notify(("%s: %s"):format(TITLE, msg), level.log)
-	end
+  if has_notify_plugin then
+    vim.notify(msg, level.log, {
+      title = TITLE,
+    })
+  else
+    vim.notify(("%s: %s"):format(TITLE, msg), level.log)
+  end
 end