feat: added debug

lua/snacks/debug.lua

@@ -0,0 +1,39 @@
+---@class snacks.debug
+---@overload fun(msg: string|string[], opts?: snacks.notify.Opts)
+local M = setmetatable({}, {
+  __call = function(t, ...)
+    return t.inspect(...)
+  end,
+})
+
+function M.inspect(...)
+  local len = select("#", ...) ---@type number
+  local obj = { ... } ---@type unknown[]
+  local caller = debug.getinfo(1, "S")
+  for level = 2, 10 do
+    local info = debug.getinfo(level, "S")
+    if info and info.source ~= caller.source and info.what == "Lua" and info.source ~= "lua" then
+      caller = info
+      break
+    end
+  end
+  local title = "Debug: " .. vim.fn.fnamemodify(caller.source:sub(2), ":~:.") .. ":" .. caller.linedefined
+  Snacks.notify.warn(vim.inspect(len == 1 and obj[1] or len > 0 and obj or nil), { title = title, lang = "lua" })
+end
+
+function M.backtrace()
+  local trace = {}
+  for level = 2, 20 do
+    local info = debug.getinfo(level, "Sln")
+    if info and info.what == "Lua" and info.source ~= "lua" then
+      local line = "- `" .. vim.fn.fnamemodify(info.source:sub(2), ":p:~:.") .. "`:" .. info.currentline
+      if info.name then
+        line = line .. " _in_ **" .. info.name .. "**"
+      end
+      table.insert(trace, line)
+    end
+  end
+  Snacks.notify.warn(#trace > 0 and (table.concat(trace, "\n")) or "", { title = "Backtrace" })
+end
+
+return M

lua/snacks/init.lua

@@ -11,6 +11,7 @@
 ---@field git snacks.git
 ---@field gitbrowse snacks.gitbrowse
 ---@field notify snacks.notify
+---@field debug snacks.debug
 local M = {}
 
 setmetatable(M, {