refactor: rename _extui => _core.ui2 #37692

Problem:
_extui module name is confusing and should eventually end up in _core/.

Solution:
Move it there and name it ui2.

1 files changed, 0 insertions, 111 deletions

diff --git a/runtime/lua/vim/_extui/shared.lua b/runtime/lua/vim/_extui/shared.lua
deleted file mode 100644
index bacfc68cca..0000000000
--- a/runtime/lua/vim/_extui/shared.lua
+++ /dev/null
@@ -1,111 +0,0 @@
-local api = vim.api
-local M = {
-  msg = nil, ---@type vim._extui.messages
-  cmd = nil, ---@type vim._extui.cmdline
-  ns = api.nvim_create_namespace('nvim._ext_ui'),
-  augroup = api.nvim_create_augroup('nvim._ext_ui', {}),
-  cmdheight = vim.o.cmdheight, -- 'cmdheight' option value set by user.
-  redrawing = false, -- True when redrawing to display UI event.
-  wins = { cmd = -1, dialog = -1, msg = -1, pager = -1 },
-  bufs = { cmd = -1, dialog = -1, msg = -1, pager = -1 },
-  cfg = {
-    enable = true,
-    msg = { -- Options related to the message module.
-      ---@type 'cmd'|'msg' Where to place regular messages, either in the
-      ---cmdline or in a separate ephemeral message window.
-      target = 'cmd',
-      timeout = 4000, -- Time a message is visible in the message window.
-    },
-  },
-}
---- @type vim.api.keyset.win_config
-local wincfg = { -- Default cfg for nvim_open_win().
-  relative = 'laststatus',
-  style = 'minimal',
-  col = 0,
-  row = 1,
-  width = 10000,
-  height = 1,
-  noautocmd = true,
-}
-
-local tab = 0
----Ensure target buffers and windows are still valid.
-function M.check_targets()
-  local curtab = api.nvim_get_current_tabpage()
-  for i, type in ipairs({ 'cmd', 'dialog', 'msg', 'pager' }) do
-    local setopt = not api.nvim_buf_is_valid(M.bufs[type])
-    if setopt then
-      M.bufs[type] = api.nvim_create_buf(false, false)
-    end
-
-    if
-      tab ~= curtab
-      or not api.nvim_win_is_valid(M.wins[type])
-      or not api.nvim_win_get_config(M.wins[type]).zindex -- no longer floating
-    then
-      local cfg = vim.tbl_deep_extend('force', wincfg, {
-        focusable = type == 'pager',
-        mouse = type ~= 'cmd' and true or nil,
-        anchor = type ~= 'cmd' and 'SE' or nil,
-        hide = type ~= 'cmd' or M.cmdheight == 0 or nil,
-        border = type ~= 'msg' and 'none' or nil,
-        -- kZIndexMessages < cmd zindex < kZIndexCmdlinePopupMenu (grid_defs.h), pager below others.
-        zindex = 201 - i,
-        _cmdline_offset = type == 'cmd' and 0 or nil,
-      })
-      if tab ~= curtab and api.nvim_win_is_valid(M.wins[type]) then
-        cfg = api.nvim_win_get_config(M.wins[type])
-        api.nvim_win_close(M.wins[type], true)
-      end
-      M.wins[type] = api.nvim_open_win(M.bufs[type], false, cfg)
-      setopt = true
-    elseif api.nvim_win_get_buf(M.wins[type]) ~= M.bufs[type] then
-      api.nvim_win_set_buf(M.wins[type], M.bufs[type])
-      setopt = true
-    end
-
-    if setopt then
-      -- Set options without firing OptionSet and BufFilePost.
-      vim._with({ win = M.wins[type], noautocmd = true }, function()
-        local ignore = 'all,-FileType' .. (type == 'pager' and ',-TextYankPost' or '')
-        api.nvim_set_option_value('eventignorewin', ignore, { scope = 'local' })
-        api.nvim_set_option_value('wrap', true, { scope = 'local' })
-        api.nvim_set_option_value('linebreak', false, { scope = 'local' })
-        api.nvim_set_option_value('smoothscroll', true, { scope = 'local' })
-        api.nvim_set_option_value('breakindent', false, { scope = 'local' })
-        api.nvim_set_option_value('foldenable', false, { scope = 'local' })
-        api.nvim_set_option_value('showbreak', '', { scope = 'local' })
-        api.nvim_set_option_value('spell', false, { scope = 'local' })
-        api.nvim_set_option_value('swapfile', false, { scope = 'local' })
-        api.nvim_set_option_value('modifiable', true, { scope = 'local' })
-        api.nvim_set_option_value('bufhidden', 'hide', { scope = 'local' })
-        api.nvim_set_option_value('buftype', 'nofile', { scope = 'local' })
-        -- Use MsgArea except in the msg window. Hide Search highlighting except in the pager.
-        local search_hide = 'Search:,CurSearch:,IncSearch:'
-        local hl = 'Normal:MsgArea,' .. search_hide
-        if type == 'pager' then
-          hl = 'Normal:MsgArea'
-        elseif type == 'msg' then
-          hl = search_hide
-        end
-        api.nvim_set_option_value('winhighlight', hl, { scope = 'local' })
-      end)
-      api.nvim_buf_set_name(M.bufs[type], ('[%s]'):format(type:sub(1, 1):upper() .. type:sub(2)))
-      -- Fire FileType with window context to let the user reconfigure local options.
-      vim._with({ win = M.wins[type] }, function()
-        api.nvim_set_option_value('filetype', type, { scope = 'local' })
-      end)
-
-      if type == 'pager' then
-        -- Close pager with `q`, same as `checkhealth`
-        api.nvim_buf_set_keymap(M.bufs.pager, 'n', 'q', '<Cmd>wincmd c<CR>', {})
-      elseif type == M.cfg.msg.target then
-        M.msg.prev_msg = '' -- Will no longer be visible.
-      end
-    end
-  end
-  tab = curtab
-end
-
-return M