vim.api.nvim_create_autocmd({ "BufRead", "BufNewFile" }, {
  pattern = { "*.gohtml", "*.go.html" },
  callback = function() vim.opt_local.filetype = "gohtmltmpl" end,
})
vim.api.nvim_create_autocmd({ "BufRead", "BufNewFile" }, {
  pattern = { "*.html" },
  callback = function()
    vim.opt_local.filetype = "gohtmltmpl"
  end,
})
vim.api.nvim_create_autocmd({ "BufRead", "BufNewFile" }, {
  pattern = { "*.gotmpl", "*.go.tmpl" },
  callback = function() vim.opt_local.filetype = "gotexttmpl" end,
})