fix: remove shell integration validation

doc/kitty-scrollback.nvim.txt

@@ -1,4 +1,4 @@
-*kitty-scrollback.nvim.txt*    For NVIM v0.9+    Last change: 2023 November 26
+*kitty-scrollback.nvim.txt*    For NVIM v0.9+    Last change: 2023 November 27
 
 ==============================================================================
 Table of Contents                    *kitty-scrollback.nvim-table-of-contents*

lua/kitty-scrollback/health.lua

@@ -95,24 +95,6 @@ local function check_clipboard()
   end
 end
 
-local function check_kitty_shell_integration()
-  vim.health.start('kitty-scrollback: Kitty shell integration')
-  if not next(p or {}) then
-    vim.health.error('No Kitty data')
-    return
-  end
-  -- use last_cmd_output because it is valid and requires shell integration
-  if M.is_valid_extent_keyword('last_cmd_output') then
-    vim.health.ok('Kitty shell integration is enabled')
-  else
-    vim.health.warn(
-      'Kitty shell integration is disabled and/or `no-prompt-mark` is set.\n        Some functionality will not work when Kitty shell '
-        .. 'integration is disabled or `no-prompt-mark` is set, such as capturing the last command output.',
-      table.concat(M.advice().kitty_shell_integration, '\n')
-    )
-  end
-end
-
 local function check_sed()
   vim.health.start('kitty-scrollback: sed')
   local sed_path = vim.fn.exepath('sed')
@@ -288,7 +270,6 @@ M.check = function()
     and M.check_kitty_version()
   then
     check_clipboard()
-    check_kitty_shell_integration()
     check_sed()
     check_kitty_debug_config()
   end
@@ -376,29 +357,4 @@ M.advice = function()
   }
 end
 
----@param extent string
-M.is_valid_extent_keyword = function(extent)
-  local valid = false
-
-  local standard = { 'screen', 'all', 'selection' }
-  local standard_extent = vim.tbl_filter(function(e)
-    return e == extent:lower()
-  end, standard)
-  if #standard_extent > 0 then
-    return true
-  end
-
-  local shell_integration = p.kitty_data.kitty_opts.shell_integration
-  for _, keyword in pairs(shell_integration) do
-    local k = keyword:lower()
-    if k == 'disabled' or k == 'no-prompt-mark' then
-      return false
-    end
-    if k == 'enabled' then
-      valid = true
-    end
-  end
-  return valid
-end
-
 return M

lua/kitty-scrollback/launch.lua

@@ -342,39 +342,6 @@ M.setup = function(kitty_data_str)
   return true
 end
 
-local function validate_extent(extent)
-  if ksb_health.is_valid_extent_keyword(extent) then
-    return true
-  end
-  local msg = vim.list_extend({
-    '',
-    '==============================================================================',
-    'kitty-scrollback.nvim',
-    '',
-    'ERROR: Kitty shell integration is disabled and/or `no-prompt-mark` is set',
-    '',
-    'The option *'
-      .. opts.kitty_get_text.extent
-      .. '* requires Kitty shell integration and prompt marks to be enabled. ',
-  }, ksb_health.advice().kitty_shell_integration)
-  local error_bufid = vim.api.nvim_create_buf(false, true)
-  vim.o.conceallevel = 2
-  vim.o.concealcursor = 'n'
-  vim.api.nvim_set_option_value('filetype', 'checkhealth', {
-    buf = error_bufid,
-  })
-  local prompt_msg = 'kitty-scrollback.nvim: Fatal error, see logs.'
-  vim.api.nvim_set_current_buf(error_bufid)
-  vim.api.nvim_buf_set_lines(error_bufid, 0, -1, false, msg)
-  ksb_util.restore_and_redraw()
-  ksb_kitty_cmds.close_kitty_loading_window(true)
-  local response = vim.fn.confirm(prompt_msg, '&Quit\n&Continue')
-  if response ~= 2 then
-    ksb_kitty_cmds.signal_term_to_kitty_child_process()
-  end
-  return false
-end
-
 ---Launch kitty-scrollack.nvim with configured scrollback buffer
 M.launch = function()
   local kitty_data = p.kitty_data
@@ -395,9 +362,6 @@ M.launch = function()
 
     local extent = '--extent=all'
     local extent_opt = opts.kitty_get_text.extent
-    if not validate_extent(extent_opt or 'all') then
-      return
-    end
     if extent_opt then
       extent = '--extent=' .. extent_opt
     end