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, 184 deletions

diff --git a/runtime/lua/vim/_extui/cmdline.lua b/runtime/lua/vim/_extui/cmdline.lua
deleted file mode 100644
index de538b3a65..0000000000
--- a/runtime/lua/vim/_extui/cmdline.lua
+++ /dev/null
@@ -1,184 +0,0 @@
-local ext = require('vim._extui.shared')
-local api, fn = vim.api, vim.fn
----@class vim._extui.cmdline
-local M = {
-  highlighter = nil, ---@type vim.treesitter.highlighter?
-  indent = 0, -- Current indent for block event.
-  prompt = false, -- Whether a prompt is active; messages are placed in the 'dialog' window.
-  srow = 0, -- Buffer row at which the current cmdline starts; > 0 in block mode.
-  erow = 0, -- Buffer row at which the current cmdline ends; messages appended here in block mode.
-  level = -1, -- Current cmdline level; 0 when inactive, -1 one loop iteration after closing.
-  wmnumode = 0, -- wildmenumode() when not using the pum, dialog position adjusted when toggled.
-}
-
---- Set the 'cmdheight' and cmdline window height. Reposition message windows.
----
----@param win integer Cmdline window in the current tabpage.
----@param hide boolean Whether to hide or show the window.
----@param height integer (Text)height of the cmdline window.
-local function win_config(win, hide, height)
-  if ext.cmdheight == 0 and api.nvim_win_get_config(win).hide ~= hide then
-    api.nvim_win_set_config(win, { hide = hide, height = not hide and height or nil })
-  elseif api.nvim_win_get_height(win) ~= height then
-    api.nvim_win_set_height(win, height)
-  end
-  if vim.o.cmdheight ~= height then
-    -- Avoid moving the cursor with 'splitkeep' = "screen", and altering the user
-    -- configured value with noautocmd.
-    vim._with({ noautocmd = true, o = { splitkeep = 'screen' } }, function()
-      vim.o.cmdheight = height
-    end)
-    ext.msg.set_pos()
-  elseif M.wmnumode ~= (M.prompt and fn.pumvisible() == 0 and fn.wildmenumode() or 0) then
-    M.wmnumode = (M.wmnumode == 1 and 0 or 1)
-    ext.msg.set_pos()
-  end
-end
-
-local cmdbuff = '' ---@type string Stored cmdline used to calculate translation offset.
-local promptlen = 0 -- Current length of the last line in the prompt.
---- Concatenate content chunks and set the text for the current row in the cmdline buffer.
----
----@alias CmdChunk [integer, string]
----@alias CmdContent CmdChunk[]
----@param content CmdContent
----@param prompt string
-local function set_text(content, prompt)
-  local lines = {} ---@type string[]
-  for line in (prompt .. '\n'):gmatch('(.-)\n') do
-    lines[#lines + 1] = fn.strtrans(line)
-  end
-  cmdbuff, promptlen, M.erow = '', #lines[#lines], M.srow + #lines - 1
-  for _, chunk in ipairs(content) do
-    cmdbuff = cmdbuff .. chunk[2]
-  end
-  lines[#lines] = ('%s%s '):format(lines[#lines], fn.strtrans(cmdbuff))
-  api.nvim_buf_set_lines(ext.bufs.cmd, M.srow, -1, false, lines)
-end
-
---- Set the cmdline buffer text and cursor position.
----
----@param content CmdContent
----@param pos integer
----@param firstc string
----@param prompt string
----@param indent integer
----@param level integer
----@param hl_id integer
-function M.cmdline_show(content, pos, firstc, prompt, indent, level, hl_id)
-  M.level, M.indent, M.prompt = level, indent, M.prompt or #prompt > 0
-  if M.highlighter == nil or M.highlighter.bufnr ~= ext.bufs.cmd then
-    local parser = assert(vim.treesitter.get_parser(ext.bufs.cmd, 'vim', {}))
-    M.highlighter = vim.treesitter.highlighter.new(parser)
-  end
-  -- Only enable TS highlighter for Ex commands (not search or filter commands).
-  M.highlighter.active[ext.bufs.cmd] = firstc == ':' and M.highlighter or nil
-  if ext.msg.cmd.msg_row ~= -1 then
-    ext.msg.msg_clear()
-  end
-  ext.msg.virt.last = { {}, {}, {}, {} }
-
-  set_text(content, ('%s%s%s'):format(firstc, prompt, (' '):rep(indent)))
-  if promptlen > 0 and hl_id > 0 then
-    api.nvim_buf_set_extmark(ext.bufs.cmd, ext.ns, 0, 0, { hl_group = hl_id, end_col = promptlen })
-  end
-
-  local height = math.max(ext.cmdheight, api.nvim_win_text_height(ext.wins.cmd, {}).all)
-  win_config(ext.wins.cmd, false, height)
-  M.cmdline_pos(pos)
-end
-
---- Insert special character at cursor position.
----
----@param c string
----@param shift boolean
---@param level integer
-function M.cmdline_special_char(c, shift)
-  api.nvim_win_call(ext.wins.cmd, function()
-    api.nvim_put({ c }, shift and '' or 'c', false, false)
-  end)
-end
-
-local curpos = { 0, 0 } -- Last drawn cursor position.
---- Set the cmdline cursor position.
----
----@param pos integer
---@param level integer
-function M.cmdline_pos(pos)
-  pos = #fn.strtrans(cmdbuff:sub(1, pos))
-  if curpos[1] ~= M.erow + 1 or curpos[2] ~= promptlen + pos then
-    curpos[1], curpos[2] = M.erow + 1, promptlen + pos
-    -- Add matchparen highlighting to non-prompt part of cmdline.
-    if pos > 0 and fn.exists('#matchparen#CursorMoved') == 1 then
-      api.nvim_win_set_cursor(ext.wins.cmd, { curpos[1], curpos[2] - 1 })
-      vim._with({ win = ext.wins.cmd, wo = { eventignorewin = '' } }, function()
-        api.nvim_exec_autocmds('CursorMoved', {})
-      end)
-    end
-    api.nvim_win_set_cursor(ext.wins.cmd, curpos)
-  end
-end
-
---- Leaving the cmdline, restore 'cmdheight' and 'ruler'.
----
----@param level integer
----@param abort boolean
-function M.cmdline_hide(level, abort)
-  if M.srow > 0 or level > (fn.getcmdwintype() == '' and 1 or 2) then
-    return -- No need to hide when still in nested cmdline or cmdline_block.
-  end
-
-  fn.clearmatches(ext.wins.cmd) -- Clear matchparen highlights.
-  api.nvim_win_set_cursor(ext.wins.cmd, { 1, 0 })
-  if abort then
-    -- Clear cmd buffer for aborted command (non-abort is left visible).
-    api.nvim_buf_set_lines(ext.bufs.cmd, 0, -1, false, {})
-  end
-
-  local clear = vim.schedule_wrap(function(was_prompt)
-    -- Avoid clearing prompt window when it is re-entered before the next event
-    -- loop iteration. E.g. when a non-choice confirm button is pressed.
-    if was_prompt and not M.prompt then
-      api.nvim_buf_set_lines(ext.bufs.cmd, 0, -1, false, {})
-      api.nvim_buf_set_lines(ext.bufs.dialog, 0, -1, false, {})
-      api.nvim_win_set_config(ext.wins.dialog, { hide = true })
-      vim.on_key(nil, ext.msg.dialog_on_key)
-    end
-    -- Messages emitted as a result of a typed command are treated specially:
-    -- remember if the cmdline was used this event loop iteration.
-    -- NOTE: Message event callbacks are themselves scheduled, so delay two iterations.
-    vim.schedule(function()
-      M.level = -1
-    end)
-  end)
-  clear(M.prompt)
-
-  M.prompt, M.level, curpos[1], curpos[2] = false, 0, 0, 0
-  win_config(ext.wins.cmd, true, ext.cmdheight)
-end
-
---- Set multi-line cmdline buffer text.
----
----@param lines CmdContent[]
-function M.cmdline_block_show(lines)
-  for _, content in ipairs(lines) do
-    set_text(content, ':')
-    M.srow = M.srow + 1
-  end
-end
-
---- Append line to a multiline cmdline.
----
----@param line CmdContent
-function M.cmdline_block_append(line)
-  set_text(line, ':')
-  M.srow = M.srow + 1
-end
-
---- Clear cmdline buffer and leave the cmdline.
-function M.cmdline_block_hide()
-  M.srow = 0
-  M.cmdline_hide(M.level, true)
-end
-
-return M