branch.lua

-- ==================
-- BRANCH AUTOCOMMAND
-- ==================
-- Created by datwaft <github.com/datwaft>

return {
  {
    events = { "BufEnter", "FocusGained", "VimResume" },
    variable = {
      type = "buffer",
      name = "bubbly_branch",
    },
    -- Returns branch name of current buffer file if it exists
    ---@return string
    command = function()
      local redirect = "2>/dev/null"
      if vim.fn.has("win64") ~= 0 or vim.fn.has("win32") ~= 0 or vim.fn.has("win16") ~= 0 then
        redirect = "2>$null"
      end
      local branch = vim.fn.systemlist(
        "cd " .. vim.fn.expand("%:p:h:S") .. " " .. redirect .. " && git branch --show-current " .. redirect
      )[1]
      if not branch or #branch == 0 then
        branch = vim.fn.systemlist(
          "cd " .. vim.fn.expand("%:p:h:S") .. " " .. redirect .. " && git rev-parse --abbrev-ref HEAD " .. redirect
        )[1]
      end
      if not branch or #branch == 0 then
        return ""
      end
      return branch
    end,
  },
}