Class: RuVim::GlobalCommands

Inherits:
Object
  • Object
show all
Includes:
RuVim::Git::Handler, Singleton
Defined in:
lib/ruvim/global_commands.rb

Constant Summary

Constants included from RuVim::Git::Handler

RuVim::Git::Handler::GH_SUBCOMMANDS, RuVim::Git::Handler::GIT_SUBCOMMANDS

Instance Method Summary collapse

Methods included from RuVim::Git::Handler

#enter_git_command_mode, #ex_gh, #ex_git, #git_close_buffer

Methods included from RuVim::Gh::Link::HandlerMethods

#gh_browse, #gh_link, #gh_pr

Methods included from RuVim::Git::Grep::HandlerMethods

#git_grep, #git_grep_open_file

Methods included from RuVim::Git::Commit::HandlerMethods

#git_commit, #git_commit_execute

Methods included from RuVim::Git::Branch::HandlerMethods

#git_branch, #git_branch_checkout, #git_branch_execute_checkout

Methods included from RuVim::Git::Log::HandlerMethods

#git_log

Methods included from RuVim::Git::Diff::HandlerMethods

#git_diff, #git_diff_open_file

Methods included from RuVim::Git::Status::HandlerMethods

#git_status, #git_status_open_file

Methods included from RuVim::Git::Blame::HandlerMethods

#git_blame, #git_blame_back, #git_blame_commit, #git_blame_prev

Instance Method Details

#app_quit(ctx, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 817

def app_quit(ctx, bang:, **)
  if ctx.buffer.kind == :filter
    saved_y = ctx.buffer.options["filter_source_cursor_y"]
    saved_x = ctx.buffer.options["filter_source_cursor_x"]
    saved_row_offset = ctx.buffer.options["filter_source_row_offset"]
    saved_col_offset = ctx.buffer.options["filter_source_col_offset"]
    ctx.editor.delete_buffer(ctx.buffer.id)
    if saved_y
      win = ctx.editor.current_window
      win.cursor_y = saved_y
      win.cursor_x = saved_x || 0
      win.row_offset = saved_row_offset || 0
      win.col_offset = saved_col_offset || 0
    end
    return
  end

  if ctx.editor.window_count > 1
    ctx.editor.close_current_window
    ctx.editor.echo("closed window")
    return
  end

  if ctx.editor.tabpage_count > 1
    ctx.editor.close_current_tabpage
    ctx.editor.echo("closed tab")
    return
  end

  if ctx.buffer.modified? && !bang
    ctx.editor.echo_error("No write since last change (add ! to override)")
    return
  end

  ctx.editor.request_quit!
end

#app_quit_all(ctx, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 854

def app_quit_all(ctx, bang:, **)
  unless bang
    modified = ctx.editor.buffers.values.select { |b| b.file_buffer? && b.modified? }
    unless modified.empty?
      ctx.editor.echo_error("#{modified.size} buffer(s) have unsaved changes (add ! to override)")
      return
    end
  end
  ctx.editor.request_quit!
end

#append_line_end_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 182

def append_line_end_mode(ctx, **)
  ctx.window.cursor_x = ctx.buffer.line_length(ctx.window.cursor_y)
  enter_insert_mode(ctx)
end

#append_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 175

def append_mode(ctx, **)
  x = ctx.window.cursor_x
  len = ctx.buffer.line_length(ctx.window.cursor_y)
  ctx.window.cursor_x = [x + 1, len].min
  enter_insert_mode(ctx)
end

#arglist_first(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 3405

def arglist_first(ctx, **)
  path = ctx.editor.arglist_first
  return ctx.editor.error("No arguments") unless path
  switch_to_file(ctx, path)
  ctx.editor.echo("Argument 1 of #{ctx.editor.arglist.length}: #{path}")
end

#arglist_last(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 3412

def arglist_last(ctx, **)
  path = ctx.editor.arglist_last
  return ctx.editor.error("No arguments") unless path
  switch_to_file(ctx, path)
  ctx.editor.echo("Argument #{ctx.editor.arglist.length} of #{ctx.editor.arglist.length}: #{path}")
end

#arglist_next(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 3391

def arglist_next(ctx, count:, **)
  count = normalized_count(count)
  path = ctx.editor.arglist_next(count)
  switch_to_file(ctx, path)
  ctx.editor.echo("Argument #{ctx.editor.arglist_index + 1} of #{ctx.editor.arglist.length}: #{path}")
end

#arglist_prev(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 3398

def arglist_prev(ctx, count:, **)
  count = normalized_count(count)
  path = ctx.editor.arglist_prev(count)
  switch_to_file(ctx, path)
  ctx.editor.echo("Argument #{ctx.editor.arglist_index + 1} of #{ctx.editor.arglist.length}: #{path}")
end

#arglist_show(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 3373

def arglist_show(ctx, **)
  arglist = ctx.editor.arglist
  if arglist.empty?
    ctx.editor.echo("No arguments")
    return
  end

  current_index = ctx.editor.arglist_index
  items = arglist.map.with_index do |path, i|
    if i == current_index
      "[#{path}]"
    else
      " #{path}"
    end
  end
  ctx.editor.echo_multiline(items)
end

#buffer_delete(ctx, argv:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 983

def buffer_delete(ctx, argv:, bang:, **)
  arg = argv[0]
  target_id =
    if arg.nil? || arg.empty?
      ctx.buffer.id
    elsif arg == "#"
      ctx.editor.alternate_buffer_id || raise(RuVim::CommandError, "No alternate buffer")
    elsif arg.match?(/\A\d+\z/)
      arg.to_i
    else
      find_buffer_by_name(ctx.editor, arg)&.id || raise(RuVim::CommandError, "No such buffer: #{arg}")
    end

  target = ctx.editor.buffers[target_id] || raise(RuVim::CommandError, "No such buffer: #{target_id}")
  if target.modified? && !bang
    raise RuVim::CommandError, "No write since last change (use :bdelete! to discard)"
  end

  ctx.editor.delete_buffer(target_id)
  ctx.editor.echo("buffer #{target_id} deleted")
end

#buffer_list(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 935

def buffer_list(ctx, **)
  current_id = ctx.buffer.id
  alt_id = ctx.editor.alternate_buffer_id
  items = ctx.editor.buffer_ids.map do |id|
    b = ctx.editor.buffers.fetch(id)
    indicator = id == current_id ? "%a" : "  "
    indicator = "# " if id == alt_id && id != current_id
    mod = b.modified? ? "+" : " "
    name = b.path ? "\"#{b.path}\"" : "[No Name]"
    line_info = "line #{b.respond_to?(:cursor_line) ? b.cursor_line : 0}"
    # Find the window showing this buffer to get cursor line
    win = ctx.editor.windows.values.find { |w| w.buffer_id == id }
    line_info = "line #{win ? win.cursor_y + 1 : 0}"
    "%3d %s %s %-30s %s" % [id, indicator, mod, name, line_info]
  end
  ctx.editor.echo_multiline(items)
end

#buffer_next(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 953

def buffer_next(ctx, count:, bang:, **)
  count = normalized_count(count)
  target = ctx.editor.current_buffer.id
  count.times { target = ctx.editor.next_buffer_id_from(target, 1) }
  switch_buffer_id(ctx, target, bang:)
end

#buffer_prev(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 960

def buffer_prev(ctx, count:, bang:, **)
  count = normalized_count(count)
  target = ctx.editor.current_buffer.id
  count.times { target = ctx.editor.next_buffer_id_from(target, -1) }
  switch_buffer_id(ctx, target, bang:)
end

#buffer_redo(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 517

def buffer_redo(ctx, **)
  if ctx.buffer.redo!
    ctx.window.clamp_to_buffer(ctx.buffer)
    ctx.editor.echo("Redo")
  else
    ctx.editor.echo("Already at newest change")
  end
end

#buffer_switch(ctx, argv:, bang:) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 967

def buffer_switch(ctx, argv:, bang:, **)
  arg = argv[0]
  raise RuVim::CommandError, "Usage: :buffer <id|#>" if arg.nil? || arg.empty?

  target_id =
    if arg == "#"
      ctx.editor.alternate_buffer_id || raise(RuVim::CommandError, "No alternate buffer")
    elsif arg.match?(/\A\d+\z/)
      arg.to_i
    else
      find_buffer_by_name(ctx.editor, arg)&.id || raise(RuVim::CommandError, "No such buffer: #{arg}")
    end

  switch_buffer_id(ctx, target_id, bang:)
end

#buffer_undo(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 508

def buffer_undo(ctx, **)
  if ctx.buffer.undo!
    ctx.window.clamp_to_buffer(ctx.buffer)
    ctx.editor.echo("Undo")
  else
    ctx.editor.echo("Already at oldest change")
  end
end

#call(spec_call, ctx, argv: [], kwargs: {}, bang: false, count: nil) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 10

def call(spec_call, ctx, argv: [], kwargs: {}, bang: false, count: nil)
  case spec_call
  when Symbol, String
    public_send(spec_call.to_sym, ctx, argv: argv, kwargs: kwargs, bang: bang, count: count)
  else
    spec_call.call(ctx, argv: argv, kwargs: kwargs, bang: bang, count: count)
  end
end

#change_line(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 502

def change_line(ctx, count:, **)
  materialize_intro_buffer_if_needed(ctx)
  delete_line(ctx, count:)
  enter_insert_mode(ctx)
end

#change_motion(ctx, count:, kwargs:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 481

def change_motion(ctx, count:, kwargs:, **)
  materialize_intro_buffer_if_needed(ctx)
  motion = (kwargs[:motion] || kwargs["motion"]).to_s
  result = delete_motion(ctx, count:, kwargs:)
  return unless result

  if result == :linewise
    case motion
    when "G"
      y = ctx.buffer.lines.length
      ctx.buffer.insert_lines_at(y, [""])
      ctx.window.cursor_y = y
    when "gg"
      ctx.buffer.insert_lines_at(0, [""])
      ctx.window.cursor_y = 0
    end
    ctx.window.cursor_x = 0
  end
  enter_insert_mode(ctx)
end

#clear_message(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 773

def clear_message(ctx, **)
  ctx.editor.clear_message
end

#cursor_buffer_end(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 114

def cursor_buffer_end(ctx, count:, **)
  record_jump(ctx)
  target_row = count.nil? ? (ctx.buffer.line_count - 1) : [normalized_count(count) - 1, ctx.buffer.line_count - 1].min
  ctx.window.cursor_y = target_row
  cursor_first_nonblank(ctx)
end

#cursor_buffer_start(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 106

def cursor_buffer_start(ctx, count:, **)
  record_jump(ctx)
  target_row = [normalized_count(count).to_i - 1, 0].max
  target_row = [target_row, ctx.buffer.line_count - 1].min
  ctx.window.cursor_y = target_row
  cursor_first_nonblank(ctx)
end

#cursor_down(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 31

def cursor_down(ctx, count:, **)
  ctx.window.move_down(ctx.buffer, normalized_count(count))
end

#cursor_first_nonblank(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 99

def cursor_first_nonblank(ctx, **)
  line = ctx.buffer.line_at(ctx.window.cursor_y)
  idx = line.index(/\S/) || 0
  ctx.window.cursor_x = idx
  ctx.window.clamp_to_buffer(ctx.buffer)
end

#cursor_left(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 19

def cursor_left(ctx, count:, **)
  move_cursor_horizontally(ctx, direction: :left, count:)
end

#cursor_line_end(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 94

def cursor_line_end(ctx, **)
  ctx.window.cursor_x = ctx.buffer.line_length(ctx.window.cursor_y)
  ctx.window.clamp_to_buffer(ctx.buffer)
end

#cursor_line_start(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 89

def cursor_line_start(ctx, **)
  ctx.window.cursor_x = 0
  ctx.window.clamp_to_buffer(ctx.buffer)
end

#cursor_match_bracket(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 133

def cursor_match_bracket(ctx, **)
  line = ctx.buffer.line_at(ctx.window.cursor_y)
  ch = line[ctx.window.cursor_x]
  unless ch
    ctx.editor.echo_error("No bracket under cursor")
    return
  end

  pair_map = {
    "(" => [")", :forward],
    "[" => ["]", :forward],
    "{" => ["}", :forward],
    ")" => ["(", :backward],
    "]" => ["[", :backward],
    "}" => ["{", :backward]
  }
  pair = pair_map[ch]
  unless pair
    ctx.editor.echo_error("No bracket under cursor")
    return
  end

  target_char, direction = pair
  record_jump(ctx)
  loc = find_matching_bracket(ctx.buffer, ctx.window.cursor_y, ctx.window.cursor_x, ch, target_char, direction)
  if loc
    ctx.window.cursor_y = loc[:row]
    ctx.window.cursor_x = loc[:col]
    ctx.window.clamp_to_buffer(ctx.buffer)
  else
    ctx.editor.echo_error("Match not found")
  end
end

#cursor_page_down(ctx, kwargs:, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 40

def cursor_page_down(ctx, kwargs:, count:, **)
  page_lines = [(kwargs[:page_lines] || kwargs["page_lines"] || 1).to_i, 1].max
  ctx.window.move_down(ctx.buffer, page_lines * [count.to_i, 1].max)
end

#cursor_page_down_default(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 49

def cursor_page_down_default(ctx, count:, bang:, **)
  call(:cursor_page_down, ctx, count:, bang:, kwargs: { page_lines: current_page_step_lines(ctx) })
end

#cursor_page_down_half(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 57

def cursor_page_down_half(ctx, count:, bang:, **)
  call(:cursor_page_down, ctx, count:, bang:, kwargs: { page_lines: current_half_page_step_lines(ctx) })
end

#cursor_page_up(ctx, kwargs:, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 35

def cursor_page_up(ctx, kwargs:, count:, **)
  page_lines = [(kwargs[:page_lines] || kwargs["page_lines"] || 1).to_i, 1].max
  ctx.window.move_up(ctx.buffer, page_lines * [count.to_i, 1].max)
end

#cursor_page_up_default(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 45

def cursor_page_up_default(ctx, count:, bang:, **)
  call(:cursor_page_up, ctx, count:, bang:, kwargs: { page_lines: current_page_step_lines(ctx) })
end

#cursor_page_up_half(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 53

def cursor_page_up_half(ctx, count:, bang:, **)
  call(:cursor_page_up, ctx, count:, bang:, kwargs: { page_lines: current_half_page_step_lines(ctx) })
end

#cursor_right(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 23

def cursor_right(ctx, count:, **)
  move_cursor_horizontally(ctx, direction: :right, count:)
end

#cursor_up(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 27

def cursor_up(ctx, count:, **)
  ctx.window.move_up(ctx.buffer, normalized_count(count))
end

#cursor_word_backward(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 125

def cursor_word_backward(ctx, count:, **)
  move_cursor_word(ctx, count:, kind: :backward_start)
end

#cursor_word_end(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 129

def cursor_word_end(ctx, count:, **)
  move_cursor_word(ctx, count:, kind: :forward_end)
end

#cursor_word_forward(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 121

def cursor_word_forward(ctx, count:, **)
  move_cursor_word(ctx, count:, kind: :forward_start)
end

#delete_char(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 360

def delete_char(ctx, count:, **)
  materialize_intro_buffer_if_needed(ctx)
  count = normalized_count(count)
  ctx.buffer.begin_change_group
  deleted = +""
  count.times do
    chunk = char_at_cursor_for_delete(ctx.buffer, ctx.window.cursor_y, ctx.window.cursor_x)
    ok = ctx.buffer.delete_char(ctx.window.cursor_y, ctx.window.cursor_x)
    break unless ok
    deleted << chunk
  end
  ctx.buffer.end_change_group
  store_delete_register(ctx, text: deleted, type: :charwise) unless deleted.empty?
  ctx.window.clamp_to_buffer(ctx.buffer)
end

#delete_line(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 447

def delete_line(ctx, count:, **)
  materialize_intro_buffer_if_needed(ctx)
  count = normalized_count(count)
  ctx.buffer.begin_change_group
  deleted_lines = []
  count.times { deleted_lines << ctx.buffer.delete_line(ctx.window.cursor_y) }
  ctx.buffer.end_change_group
  store_delete_register(ctx, text: deleted_lines.join("\n") + "\n", type: :linewise)
  ctx.window.clamp_to_buffer(ctx.buffer)
end

#delete_motion(ctx, count:, kwargs:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 458

def delete_motion(ctx, count:, kwargs:, **)
  materialize_intro_buffer_if_needed(ctx)
  motion = (kwargs[:motion] || kwargs["motion"]).to_s
  ncount = normalized_count(count)
  handled =
    case motion
    when "h" then delete_chars_left(ctx, ncount)
    when "l" then delete_chars_right(ctx, ncount)
    when "j" then delete_lines_down(ctx, ncount)
    when "k" then delete_lines_up(ctx, ncount)
    when "$" then delete_to_end_of_line(ctx)
    when "w" then delete_word_forward(ctx, ncount)
    when "G" then delete_lines_to_end(ctx)
    when "gg" then delete_lines_to_start(ctx)
    when "iw" then delete_text_object_word(ctx, around: false)
    when "aw" then delete_text_object_word(ctx, around: true)
    else
      text_object_motion?(motion) ? delete_text_object(ctx, motion) : false
    end
  ctx.editor.echo("Unsupported motion for d: #{motion}") unless handled
  handled
end

#enter_command_line_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 345

def enter_command_line_mode(ctx, **)
  ctx.editor.enter_command_line_mode(":")
  ctx.editor.clear_message
end

#enter_insert_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 167

def enter_insert_mode(ctx, **)
  materialize_intro_buffer_if_needed(ctx)
  ensure_modifiable_for_insert!(ctx)
  ctx.buffer.begin_change_group
  ctx.editor.enter_insert_mode
  ctx.editor.echo("-- INSERT --")
end

#enter_search_backward_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 355

def enter_search_backward_mode(ctx, **)
  ctx.editor.enter_command_line_mode("?")
  ctx.editor.clear_message
end

#enter_search_forward_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 350

def enter_search_forward_mode(ctx, **)
  ctx.editor.enter_command_line_mode("/")
  ctx.editor.clear_message
end

#enter_visual_block_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 229

def enter_visual_block_mode(ctx, **)
  ctx.editor.enter_visual(:visual_block)
  ctx.editor.echo("-- VISUAL BLOCK --")
end

#enter_visual_char_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 219

def enter_visual_char_mode(ctx, **)
  ctx.editor.enter_visual(:visual_char)
  ctx.editor.echo("-- VISUAL --")
end

#enter_visual_line_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 224

def enter_visual_line_mode(ctx, **)
  ctx.editor.enter_visual(:visual_line)
  ctx.editor.echo("-- VISUAL LINE --")
end

#ex_bindings(ctx, argv: []) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 1322

def ex_bindings(ctx, argv: [], **)
  keymaps = ctx.editor.keymap_manager
  raise RuVim::CommandError, "Keymap manager is unavailable" unless keymaps

  mode_filter, sort = parse_bindings_args(argv)
  entries = keymaps.binding_entries_for_context(ctx.editor, mode: mode_filter)
  lines = bindings_buffer_lines(ctx.editor, entries, mode_filter:, sort:)
  ctx.editor.show_help_buffer!(title: "[Bindings]", lines:)
end

#ex_cclose(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1378

def ex_cclose(ctx, **)
  close_list_windows(ctx.editor, :quickfix)
end

#ex_cnext(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1382

def ex_cnext(ctx, **)
  item = ctx.editor.move_quickfix(+1)
  unless item
    ctx.editor.echo_error("quickfix list is empty")
    return
  end
  ctx.editor.jump_to_location(item)
  refresh_list_window(ctx.editor, :quickfix)
  ctx.editor.echo(quickfix_item_echo(ctx.editor))
end

#ex_commands(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1304

def ex_commands(ctx, **)
  rows = RuVim::ExCommandRegistry.instance.all.map do |spec|
    alias_text = spec.aliases.empty? ? "" : " (#{spec.aliases.join(', ')})"
    source = spec.source == :user ? " [user]" : ""
    name = "#{spec.name}#{alias_text}#{source}"
    desc = spec.desc
    keys = ex_command_binding_labels(ctx.editor, spec)
    [name, desc, keys]
  end
  name_width = rows.map { |name, _desc, _keys| name.length }.max || 0
  items = rows.map do |name, desc, keys|
    line = "#{name.ljust(name_width)}  #{desc}"
    line += "  keys: #{keys.join(', ')}" unless keys.empty?
    line
  end
  ctx.editor.show_help_buffer!(title: "[Commands]", lines: ["Ex commands", "", *items])
end

#ex_copen(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1374

def ex_copen(ctx, **)
  open_list_window(ctx, kind: :quickfix, title: "[Quickfix]", lines: quickfix_buffer_lines(ctx.editor), source_window_id: ctx.window.id)
end

#ex_cprev(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1393

def ex_cprev(ctx, **)
  item = ctx.editor.move_quickfix(-1)
  unless item
    ctx.editor.echo_error("quickfix list is empty")
    return
  end
  ctx.editor.jump_to_location(item)
  refresh_list_window(ctx.editor, :quickfix)
  ctx.editor.echo(quickfix_item_echo(ctx.editor))
end

#ex_define_command(ctx, argv:, bang:) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 1054

def ex_define_command(ctx, argv:, bang:, **)
  registry = RuVim::ExCommandRegistry.instance
  if argv.empty?
    user_cmds = registry.all.select { |spec| spec.source == :user }
    if user_cmds.empty?
      ctx.editor.echo("No user commands")
    else
      header = "    Name        Definition"
      items = [header] + user_cmds.map { |spec|
        body = spec.respond_to?(:body) ? spec.body.to_s : spec.name.to_s
        "    %-12s%s" % [spec.name, body]
      }
      ctx.editor.echo_multiline(items)
    end
    return
  end

  name = argv[0].to_s
  body_tokens = argv[1..] || []
  raise RuVim::CommandError, "Usage: :command Name ex_body" if body_tokens.empty?

  if registry.registered?(name)
    unless bang
      raise RuVim::CommandError, "Command exists: #{name} (use :command! to replace)"
    end
    registry.unregister(name)
  end

  body = body_tokens.join(" ")
  handler = lambda do |inner_ctx, argv:, **_k|
    expanded = [body, *argv].join(" ").strip
    Dispatcher.new.dispatch_ex(inner_ctx.editor, expanded)
  end

  registry.register(name, call: handler, desc: "user-defined", nargs: :any, bang: true, source: :user)
  ctx.editor.echo("Defined :#{name}")
end

#ex_delete_lines(ctx, kwargs: {}) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1470

def ex_delete_lines(ctx, kwargs: {}, **)
  materialize_intro_buffer_if_needed(ctx)
  r_start = kwargs[:range_start]
  r_end = kwargs[:range_end]
  unless r_start && r_end
    # Default to current line
    r_start = r_end = ctx.window.cursor_y
  end

  count = r_end - r_start + 1
  deleted_text = ctx.buffer.line_block_text(r_start, count)
  ctx.buffer.begin_change_group
  count.times { ctx.buffer.delete_line(r_start) }
  ctx.buffer.end_change_group
  store_delete_register(ctx, text: deleted_text, type: :linewise)
  ctx.window.cursor_y = [r_start, ctx.buffer.line_count - 1].min
  ctx.window.cursor_x = 0
  ctx.window.clamp_to_buffer(ctx.buffer)
  ctx.editor.echo("#{count} line(s) deleted")
end

#ex_filter(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1568

def ex_filter(ctx, argv:, **)
  if argv.any?
    pattern = parse_vimgrep_pattern(argv.join(" "))
    editor = ctx.editor
    editor.set_last_search(pattern: pattern, direction: :forward)
  end
  search_filter(ctx)
end

#ex_grep(ctx, argv:, kwargs: {}) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1462

def ex_grep(ctx, argv:, kwargs: {}, **)
  run_external_grep(ctx, argv:, target: :quickfix)
end

#ex_help(ctx, argv: []) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1005

def ex_help(ctx, argv: [], **)
  topic = argv.first.to_s
  registry = RuVim::ExCommandRegistry.instance

  if topic.empty?
    lines = [
      "RuVim help",
      "",
      "Topics:",
      "  :help commands",
      "  :help regex",
      "  :help options",
      "  :help config",
      "  :help bindings",
      "",
      "Ex command help:",
      "  :help w",
      "  :help set",
      "  :help buffer"
    ]
    ctx.editor.show_help_buffer!(title: "[Help] help", lines:)
    return
  end

  key = topic.downcase
  text =
  case key
  when "commands", "command"
    "Ex commands: use :commands (list), :help <name> (detail)"
  when "regex", "search"
    "Regex uses Ruby Regexp (not Vim regex). :%s/pat/rep/g is minimal parser + Ruby regex."
  when "options", "set"
    "Options: use :set/:setlocal/:setglobal. See :help number, :help relativenumber, :help ignorecase, :help smartcase, :help hlsearch"
  when "config"
    "Config: XDG Ruby DSL at ~/.config/ruvim/init.rb and ftplugin/<filetype>.rb"
  when "bindings", "keys", "keymap"
    "Bindings: use :bindings (current effective key bindings by layer). Docs: docs/binding.md"
  when "number", "relativenumber", "ignorecase", "smartcase", "hlsearch", "tabstop", "filetype"
    option_help_line(key)
  else
    if (spec = registry.resolve(topic))
      ex_command_help_line(spec)
    else
      "No help for #{topic}. Try :help or :help commands"
    end
  end
  ctx.editor.show_help_buffer!(title: "[Help] #{topic}", lines: help_text_to_lines(topic, text))
end

#ex_lclose(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1409

def ex_lclose(ctx, **)
  close_list_windows(ctx.editor, :location_list)
end

#ex_lgrep(ctx, argv:, kwargs: {}) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1466

def ex_lgrep(ctx, argv:, kwargs: {}, **)
  run_external_grep(ctx, argv:, target: :location_list)
end

#ex_lnext(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1413

def ex_lnext(ctx, **)
  item = ctx.editor.move_location_list(+1, window_id: ctx.window.id)
  unless item
    ctx.editor.echo_error("location list is empty")
    return
  end
  ctx.editor.jump_to_location(item)
  refresh_list_window(ctx.editor, :location_list)
  ctx.editor.echo(location_item_echo(ctx.editor, ctx.window.id))
end

#ex_lopen(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1404

def ex_lopen(ctx, **)
  open_list_window(ctx, kind: :location_list, title: "[Location List]", lines: location_list_buffer_lines(ctx.editor, ctx.window.id),
                   source_window_id: ctx.window.id)
end

#ex_lprev(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1424

def ex_lprev(ctx, **)
  item = ctx.editor.move_location_list(-1, window_id: ctx.window.id)
  unless item
    ctx.editor.echo_error("location list is empty")
    return
  end
  ctx.editor.jump_to_location(item)
  refresh_list_window(ctx.editor, :location_list)
  ctx.editor.echo(location_item_echo(ctx.editor, ctx.window.id))
end

#ex_lvimgrep(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1359

def ex_lvimgrep(ctx, argv:, **)
  pattern = parse_vimgrep_pattern(argv)
  regex = compile_search_regex(pattern, editor: ctx.editor, window: ctx.window, buffer: ctx.buffer)
  items = grep_items_for_buffers([ctx.buffer], regex)
  if items.empty?
    ctx.editor.echo_error("Pattern not found: #{pattern}")
    return
  end

  ctx.editor.set_location_list(items, window_id: ctx.window.id)
  ctx.editor.select_location_list(0, window_id: ctx.window.id)
  ctx.editor.jump_to_location(ctx.editor.current_location_list_item(ctx.window.id))
  ctx.editor.echo("location list: #{items.length} item(s)")
end

#ex_read(ctx, argv:, kwargs:) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 1274

def ex_read(ctx, argv:, kwargs:, **)
  arg = argv.join(" ")
  raise RuVim::CommandError, "Usage: :r[ead] [file] or :r[ead] !command" if arg.strip.empty?

  insert_line = kwargs[:range_start] || ctx.window.cursor_y
  new_lines = if arg.start_with?("!")
                command = arg[1..].strip
                raise RuVim::CommandError, "Usage: :r !<command>" if command.empty?

                shell = ENV["SHELL"].to_s
                shell = "/bin/sh" if shell.empty?
                stdout_text, stderr_text, _status = Open3.capture3(shell, "-c", command)
                unless stderr_text.empty?
                  ctx.editor.echo_error(stderr_text.lines(chomp: true).first)
                end
                stdout_text.lines(chomp: true)
              else
                path = File.expand_path(arg.strip)
                raise RuVim::CommandError, "File not found: #{arg.strip}" unless File.exist?(path)

                File.read(path).lines(chomp: true)
              end

  return if new_lines.empty?

  ctx.buffer.insert_lines_at(insert_line + 1, new_lines)
  ctx.window.cursor_y = insert_line + new_lines.length
  ctx.editor.echo("#{new_lines.length} line(s) inserted")
end

#ex_rich(ctx, argv: []) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1505

def ex_rich(ctx, argv: [], **)
  format = argv.first
  RuVim::RichView.toggle!(ctx.editor, format: format)
end

#ex_ruby(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1092

def ex_ruby(ctx, argv:, **)
  raise RuVim::CommandError, "Restricted mode: :ruby is disabled" if ctx.editor.respond_to?(:restricted_mode?) && ctx.editor.restricted_mode?

  code = argv.join(" ")
  raise RuVim::CommandError, "Usage: :ruby <code>" if code.strip.empty?

  b = binding
  # Use local_variable_set for eval locals to avoid "assigned but unused variable"
  # warnings while still exposing editor/buffer/window in :ruby.
  b.local_variable_set(:editor, ctx.editor)
  b.local_variable_set(:buffer, ctx.buffer)
  b.local_variable_set(:window, ctx.window)
  saved_stdout = STDOUT.dup
  saved_stderr = STDERR.dup
  original_g_stdout = $stdout
  original_g_stderr = $stderr
  result = nil
  stdout_text = ""
  stderr_text = ""
  Tempfile.create("ruvim-ruby-stdout") do |outf|
    Tempfile.create("ruvim-ruby-stderr") do |errf|
      STDOUT.reopen(outf)
      STDERR.reopen(errf)
      $stdout = STDOUT
      $stderr = STDERR
      result = eval(code, b) # rubocop:disable Security/Eval
      STDOUT.flush
      STDERR.flush
      outf.flush
      errf.flush
      outf.rewind
      errf.rewind
      stdout_text = outf.read
      stderr_text = errf.read
    end
  end
  if !stdout_text.empty? || !stderr_text.empty?
    lines = ["Ruby output", ""]
    unless stdout_text.empty?
      lines << "[stdout]"
      lines.concat(stdout_text.lines(chomp: true))
      lines << ""
    end
    unless stderr_text.empty?
      lines << "[stderr]"
      lines.concat(stderr_text.lines(chomp: true))
      lines << ""
    end
    lines << "[result]"
    lines << (result.nil? ? "nil" : result.inspect)
    ctx.editor.show_help_buffer!(title: "[Ruby Output]", lines:, filetype: "ruby")
  else
    ctx.editor.echo(result.nil? ? "ruby: nil" : "ruby: #{result.inspect}")
  end
rescue StandardError => e
  raise RuVim::CommandError, "Ruby error: #{e.class}: #{e.message}"
ensure
  if defined?(saved_stdout) && saved_stdout
    STDOUT.reopen(saved_stdout)
    saved_stdout.close unless saved_stdout.closed?
  end
  if defined?(saved_stderr) && saved_stderr
    STDERR.reopen(saved_stderr)
    saved_stderr.close unless saved_stderr.closed?
  end
  $stdout = (defined?(original_g_stdout) && original_g_stdout) ? original_g_stdout : STDOUT
  $stderr = (defined?(original_g_stderr) && original_g_stderr) ? original_g_stderr : STDERR
end

#ex_run(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1161

def ex_run(ctx, argv:, **)
  editor = ctx.editor
  source_buffer = ctx.buffer

  if argv.empty?
    # No args: use last command for this buffer, or runprg
    command = editor.run_history[source_buffer.id]
    if command.nil?
      runprg = editor.get_option("runprg", buffer: source_buffer)
      raise RuVim::CommandError, "No runprg set and no previous :run command" unless runprg
      command = runprg
    end
  else
    command = argv.first
  end

  # Auto-save modified buffer before running
  if source_buffer.modified? && source_buffer.path
    source_buffer.write_to
  end

  expanded = expand_run_command(command, source_buffer)
  editor.run_history[source_buffer.id] = command

  # Find or create [Shell Output] buffer
  output_buf = if editor.run_output_buffer_id
                 editor.buffers[editor.run_output_buffer_id]
               end

  if output_buf
    # Reuse: clear content
    output_buf.replace_all_lines!([""])
  else
    output_buf = editor.add_virtual_buffer(
      kind: :run_output,
      name: "[Shell Output]",
      lines: [""],
      readonly: true,
      modifiable: false
    )
    editor.run_output_buffer_id = output_buf.id
  end
  # Open output buffer in a split (reuse existing window if present)
  existing_win = editor.windows.values.find { |w| w.buffer_id == output_buf.id }
  if existing_win
    editor.current_window_id = existing_win.id
  else
    win = editor.split_current_window(layout: :horizontal, place: :after)
    win.buffer_id = output_buf.id
    win.cursor_x = 0
    win.cursor_y = 0
    win.row_offset = 0
  end

  # Start streaming (handler creates Stream::Run and sets buf.stream)
  handler = editor.run_stream_handler
  if handler
    handler.call(output_buf, expanded)
  else
    # Fallback for tests without stream handler: synchronous execution
    shell = ENV["SHELL"].to_s
    shell = "/bin/sh" if shell.empty?
    output, _status = Open3.capture2e(shell, "-c", expanded)
    output_buf.replace_all_lines!(output.lines(chomp: true))
  end
end

#ex_set(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1332

def ex_set(ctx, argv:, **)
  ex_set_common(ctx, argv, scope: :auto)
end

#ex_setglobal(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1340

def ex_setglobal(ctx, argv:, **)
  ex_set_common(ctx, argv, scope: :global)
end

#ex_setlocal(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1336

def ex_setlocal(ctx, argv:, **)
  ex_set_common(ctx, argv, scope: :local)
end

#ex_shell(ctx, command:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1237

def ex_shell(ctx, command:, **)
  raise RuVim::CommandError, "Restricted mode: :! is disabled" if ctx.editor.respond_to?(:restricted_mode?) && ctx.editor.restricted_mode?

  raise RuVim::CommandError, "Usage: :!<command>" if command.strip.empty?

  executor = ctx.editor.shell_executor
  if executor
    status = executor.call(command)
    ctx.editor.echo("shell exit #{status.exitstatus}")
  else
    shell = ENV["SHELL"].to_s
    shell = "/bin/sh" if shell.empty?
    stdout_text, stderr_text, status = Open3.capture3(shell, "-c", command)

    if !stdout_text.empty? || !stderr_text.empty?
      lines = ["Shell output", "", "[command]", command, ""]
      unless stdout_text.empty?
        lines << "[stdout]"
        lines.concat(stdout_text.lines(chomp: true))
        lines << ""
      end
      unless stderr_text.empty?
        lines << "[stderr]"
        lines.concat(stderr_text.lines(chomp: true))
        lines << ""
      end
      lines << "[status]"
      lines << "exit #{status.exitstatus}"
      ctx.editor.show_help_buffer!(title: "[Shell Output]", lines:, filetype: "sh")
    else
      ctx.editor.echo("shell exit #{status.exitstatus}")
    end
  end
rescue Errno::ENOENT => e
  raise RuVim::CommandError, "Shell error: #{e.message}"
end

#ex_substitute(ctx, pattern:, replacement:, flags_str: nil, range_start: nil, range_end: nil, global: false) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 1435

def ex_substitute(ctx, pattern:, replacement:, flags_str: nil, range_start: nil, range_end: nil, global: false, **)
  materialize_intro_buffer_if_needed(ctx)
  flags = parse_substitute_flags(flags_str, default_global: global)
  raise RuVim::CommandError, "Confirm flag (:s///c) is not yet supported" if flags[:confirm]

  regex = build_substitute_regex(pattern, flags, ctx)

  r_start = range_start || 0
  r_end = range_end || (ctx.buffer.line_count - 1)

  if flags[:count_only]
    total = count_matches_in_range(ctx.buffer, regex, r_start, r_end, flags[:global])
    ctx.editor.echo("#{total} match(es)")
    return
  end

  changed = substitute_range(ctx, regex, replacement, r_start, r_end, flags)

  if changed.positive?
    ctx.editor.echo("#{changed} substitution(s)")
  elsif flags[:no_error]
    ctx.editor.echo("Pattern not found: #{pattern}")
  else
    ctx.editor.echo("Pattern not found: #{pattern}")
  end
end

#ex_vimgrep(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1344

def ex_vimgrep(ctx, argv:, **)
  pattern = parse_vimgrep_pattern(argv)
  regex = compile_search_regex(pattern, editor: ctx.editor, window: ctx.window, buffer: ctx.buffer)
  items = grep_items_for_buffers(ctx.editor.buffers.values.select(&:file_buffer?), regex)
  if items.empty?
    ctx.editor.echo_error("Pattern not found: #{pattern}")
    return
  end

  ctx.editor.set_quickfix_list(items)
  ctx.editor.select_quickfix(0)
  ctx.editor.jump_to_location(ctx.editor.current_quickfix_item)
  ctx.editor.echo("quickfix: #{items.length} item(s)")
end

#ex_yank_lines(ctx, kwargs: {}) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1491

def ex_yank_lines(ctx, kwargs: {}, **)
  materialize_intro_buffer_if_needed(ctx)
  r_start = kwargs[:range_start]
  r_end = kwargs[:range_end]
  unless r_start && r_end
    r_start = r_end = ctx.window.cursor_y
  end

  count = r_end - r_start + 1
  text = ctx.buffer.line_block_text(r_start, count)
  store_yank_register(ctx, text:, type: :linewise)
  ctx.editor.echo("#{count} line(s) yanked")
end

#expand_run_command(command, buffer) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 1228

def expand_run_command(command, buffer)
  return command unless command.include?("%")

  path = buffer.path
  raise RuVim::CommandError, "No file name (use % in :run requires a file)" unless path

  command.gsub("%", path)
end

#file_edit(ctx, argv:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 879

def file_edit(ctx, argv:, bang:, **)
  path = argv[0]
  if path.nil? || path.empty?
    current_path = ctx.buffer.path
    raise RuVim::CommandError, "Argument required" if current_path.nil? || current_path.empty?

    if ctx.buffer.modified? && !bang
      ctx.editor.echo_error("Unsaved changes (use :e! to discard)")
      return
    end

    target = ctx.buffer.reload_from_file!(current_path)
    ctx.window.clamp_to_buffer(ctx.buffer)
    ctx.editor.echo("\"#{target}\" reloaded")
    return
  end

  if ctx.buffer.modified? && !bang
    if ctx.editor.effective_option("hidden", window: ctx.window, buffer: ctx.buffer)
      # hidden permits abandoning a modified buffer without forcing write.
    elsif maybe_autowrite_before_switch(ctx)
      # autowrite handled
    else
      ctx.editor.echo_error("Unsaved changes (use :e! to discard and open)")
      return
    end
  end

  ctx.editor.open_path(path)
end

#file_goto_under_cursor(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 910

def file_goto_under_cursor(ctx, **)
  token = file_token_under_cursor(ctx.buffer, ctx.window)
  if token.nil? || token.empty?
    ctx.editor.echo_error("No file under cursor")
    return
  end

  target = parse_gf_target(token)
  path = resolve_gf_path(ctx, target[:path])
  unless path
    ctx.editor.echo_error("File not found: #{target[:path]}")
    return
  end

  if ctx.buffer.modified? && !ctx.editor.effective_option("hidden", window: ctx.window, buffer: ctx.buffer)
    unless maybe_autowrite_before_switch(ctx)
      ctx.editor.echo_error("Unsaved changes (set hidden or :w)")
      return
    end
  end

  ctx.editor.open_path(path)
  move_cursor_to_gf_line(ctx, target[:line]) if target[:line]
end

#file_write(ctx, argv:, bang:, kwargs: {}) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 777

def file_write(ctx, argv:, bang:, kwargs: {}, **)
  if ctx.buffer.kind == :git_commit
    git_commit_execute(ctx)
    return
  end

  arg = argv.join(" ")
  if arg.start_with?("!")
    file_write_to_shell(ctx, command: arg[1..].strip, kwargs: kwargs)
    return
  end

  path = argv[0]
  target = ctx.buffer.write_to(path)
  size = File.exist?(target) ? File.size(target) : 0
  suffix = bang ? " (force accepted)" : ""
  ctx.editor.echo("\"#{target}\" #{ctx.buffer.line_count}L, #{size}B written#{suffix}")
  if ctx.editor.get_option("onsavehook")
    ctx.buffer.lang_module.on_save(ctx, target)
  end
end

#file_write_quit(ctx, argv:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 873

def file_write_quit(ctx, argv:, bang:, **)
  file_write(ctx, argv:, bang:)
  return unless ctx.editor.running?
  app_quit(ctx, bang: true)
end

#file_write_quit_all(ctx, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 865

def file_write_quit_all(ctx, bang:, **)
  ctx.editor.buffers.each_value do |buf|
    next unless buf.file_buffer? && buf.modified? && buf.path
    buf.write_to(buf.path)
  end
  app_quit_all(ctx, bang: true)
end

#file_write_to_shell(ctx, command:, kwargs: {}) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 799

def file_write_to_shell(ctx, command:, kwargs: {})
  raise RuVim::CommandError, "Usage: :w !<command>" if command.empty?

  r_start = kwargs[:range_start] || 0
  r_end = kwargs[:range_end] || (ctx.buffer.line_count - 1)
  lines = (r_start..r_end).map { |i| ctx.buffer.lines[i] }
  input = lines.join("\n") + "\n"

  shell = ENV["SHELL"].to_s
  shell = "/bin/sh" if shell.empty?
  _stdout, stderr_text, status = Open3.capture3(shell, "-c", command, stdin_data: input)
  unless stderr_text.empty?
    ctx.editor.echo_error(stderr_text.lines(chomp: true).first)
    return
  end
  ctx.editor.echo("#{lines.length} line(s) written to !#{command}, exit #{status.exitstatus}")
end

#indent_lines(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 719

def indent_lines(ctx, count:, **)
  count = normalized_count(count)
  start_row = ctx.window.cursor_y
  end_row = [start_row + count - 1, ctx.buffer.line_count - 1].min
  reindent_range(ctx, start_row, end_row)
end

#indent_motion(ctx, count:, kwargs:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 726

def indent_motion(ctx, count:, kwargs:, **)
  motion = (kwargs[:motion] || kwargs["motion"]).to_s
  ncount = normalized_count(count)
  start_row = ctx.window.cursor_y
  case motion
  when "j"
    end_row = [start_row + ncount, ctx.buffer.line_count - 1].min
  when "k"
    end_row = start_row
    start_row = [start_row - ncount, 0].max
  when "G"
    end_row = ctx.buffer.line_count - 1
  when "gg"
    end_row = start_row
    start_row = 0
  else
    ctx.editor.echo("Unsupported motion for =: #{motion}")
    return
  end
  reindent_range(ctx, start_row, end_row)
end

#insert_line_start_nonblank_mode(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 187

def insert_line_start_nonblank_mode(ctx, **)
  cursor_first_nonblank(ctx)
  enter_insert_mode(ctx)
end

#join_lines(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 409

def join_lines(ctx, count:, **)
  materialize_intro_buffer_if_needed(ctx)
  joins = [normalized_count(count) - 1, 1].max
  y = ctx.window.cursor_y
  x = ctx.window.cursor_x
  changed = false

  ctx.buffer.begin_change_group
  joins.times do
    break if y >= ctx.buffer.line_count - 1

    left = ctx.buffer.line_at(y)
    right = ctx.buffer.line_at(y + 1)
    join_col = left.length

    # Join raw lines first.
    break unless ctx.buffer.delete_char(y, join_col)

    right_trimmed = right.sub(/\A\s+/, "")
    trimmed_count = right.length - right_trimmed.length
    if trimmed_count.positive?
      ctx.buffer.delete_span(y, join_col, y, join_col + trimmed_count)
    end

    need_space = !left.empty? && !left.match?(/\s\z/) && !right_trimmed.empty? && !right_trimmed.match?(/\A\s/)
    ctx.buffer.insert_char(y, join_col, " ") if need_space

    x = join_col
    changed = true
  end
  ctx.buffer.end_change_group

  ctx.window.cursor_y = y
  ctx.window.cursor_x = x
  ctx.window.clamp_to_buffer(ctx.buffer)
  ctx.editor.echo("joined") if changed
end

#jump_newer(ctx, kwargs: {}) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 581

def jump_newer(ctx, kwargs: {}, **)
  linewise = !!(kwargs[:linewise] || kwargs["linewise"])
  loc = ctx.editor.jump_newer(linewise:)
  ctx.editor.echo(loc ? "<C-i>" : "At newest jump")
end

#jump_older(ctx, kwargs: {}) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 575

def jump_older(ctx, kwargs: {}, **)
  linewise = !!(kwargs[:linewise] || kwargs["linewise"])
  loc = ctx.editor.jump_older(linewise:)
  ctx.editor.echo(loc ? (linewise ? "''" : "``") : "Jump list empty")
end

#mark_jump(ctx, kwargs:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 563

def mark_jump(ctx, kwargs:, **)
  mark = (kwargs[:mark] || kwargs["mark"]).to_s
  linewise = !!(kwargs[:linewise] || kwargs["linewise"])
  record_jump(ctx)
  loc = ctx.editor.jump_to_mark(mark, linewise:)
  if loc
    ctx.editor.echo("#{linewise ? "'" : '`'}#{mark}")
  else
    ctx.editor.echo("Mark not set: #{mark}")
  end
end

#mark_set(ctx, kwargs:) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 556

def mark_set(ctx, kwargs:, **)
  mark = (kwargs[:mark] || kwargs["mark"]).to_s
  raise RuVim::CommandError, "Invalid mark" unless ctx.editor.set_mark(mark)

  ctx.editor.echo("mark #{mark}")
end

#open_line_above(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 206

def open_line_above(ctx, **)
  materialize_intro_buffer_if_needed(ctx)
  ensure_modifiable_for_insert!(ctx)
  y = ctx.window.cursor_y
  ctx.buffer.begin_change_group
  _new_y, new_x = ctx.buffer.insert_newline(y, 0)
  new_x = apply_autoindent_to_newline(ctx, row: y, previous_row: y + 1, start_col: 0)
  ctx.window.cursor_y = y
  ctx.window.cursor_x = new_x
  ctx.editor.enter_insert_mode
  ctx.editor.echo("-- INSERT --")
end

#open_line_below(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 192

def open_line_below(ctx, **)
  materialize_intro_buffer_if_needed(ctx)
  ensure_modifiable_for_insert!(ctx)
  y = ctx.window.cursor_y
  x = ctx.buffer.line_length(y)
  ctx.buffer.begin_change_group
  new_y, new_x = ctx.buffer.insert_newline(y, x)
  new_x = apply_autoindent_to_newline(ctx, row: new_y, previous_row: y, start_col: new_x)
  ctx.window.cursor_y = new_y
  ctx.window.cursor_x = new_x
  ctx.editor.enter_insert_mode
  ctx.editor.echo("-- INSERT --")
end

#paste_after(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 647

def paste_after(ctx, count:, **)
  materialize_intro_buffer_if_needed(ctx)
  paste_register(ctx, before: false, count:)
end

#paste_before(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 652

def paste_before(ctx, count:, **)
  materialize_intro_buffer_if_needed(ctx)
  paste_register(ctx, before: true, count:)
end

#replace_char(ctx, argv:, count:) ⇒ Object

Raises:



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# File 'lib/ruvim/global_commands.rb', line 587

def replace_char(ctx, argv:, count:, **)
  materialize_intro_buffer_if_needed(ctx)
  count = normalized_count(count)
  ch = argv[0].to_s
  raise RuVim::CommandError, "replace requires a character" if ch.empty?

  y = ctx.window.cursor_y
  x = ctx.window.cursor_x
  line = ctx.buffer.line_at(y)
  return if x >= line.length

  ctx.buffer.begin_change_group
  count.times do |i|
    cx = x + i
    break if cx >= ctx.buffer.line_length(y)
    ctx.buffer.delete_span(y, cx, y, cx + 1)
    ctx.buffer.insert_char(y, cx, ch[0])
  end
  ctx.buffer.end_change_group
  ctx.window.clamp_to_buffer(ctx.buffer)
end

#rich_toggle(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1510

def rich_toggle(ctx, **)
  RuVim::RichView.toggle!(ctx.editor)
end

#rich_view_close_buffer(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1514

def rich_view_close_buffer(ctx, **)
  ctx.editor.delete_buffer(ctx.buffer.id)
end

#search_filter(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1518

def search_filter(ctx, **)
  editor = ctx.editor
  search = editor.last_search
  unless search
    editor.echo_error("No search pattern")
    return
  end

  regex = compile_search_regex(search[:pattern], editor: editor, window: ctx.window, buffer: ctx.buffer)
  source_buffer = ctx.buffer

  # Collect matching lines with origin mapping
  origins = []
  matching_lines = []
  source_buffer.lines.each_with_index do |line, row|
    if regex.match?(line)
      # If source is a filter buffer, chain back to the original
      if source_buffer.kind == :filter && source_buffer.options["filter_origins"]
        origins << source_buffer.options["filter_origins"][row]
      else
        origins << { buffer_id: source_buffer.id, row: row }
      end
      matching_lines << line
    end
  end

  if matching_lines.empty?
    editor.echo_error("Pattern not found: #{search[:pattern]}")
    return
  end

  filetype = source_buffer.options["filetype"]
  filter_buf = editor.add_virtual_buffer(
    kind: :filter,
    name: "[Filter: /#{search[:pattern]}/]",
    lines: matching_lines,
    filetype: filetype,
    readonly: false,
    modifiable: false
  )
  filter_buf.options["filter_origins"] = origins
  filter_buf.options["filter_source_buffer_id"] = source_buffer.id
  filter_buf.options["filter_source_cursor_y"] = ctx.window.cursor_y
  filter_buf.options["filter_source_cursor_x"] = ctx.window.cursor_x
  filter_buf.options["filter_source_row_offset"] = ctx.window.row_offset
  filter_buf.options["filter_source_col_offset"] = ctx.window.col_offset
  editor.switch_to_buffer(filter_buf.id)
  editor.echo("filter: #{matching_lines.length} line(s)")
end

#search_next(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 526

def search_next(ctx, count:, **)
  record_jump(ctx)
  repeat_search(ctx, forward: true, count:)
end

#search_prev(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 531

def search_prev(ctx, count:, **)
  record_jump(ctx)
  repeat_search(ctx, forward: false, count:)
end

#search_word_backward(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 541

def search_word_backward(ctx, **)
  record_jump(ctx)
  search_current_word(ctx, exact: true, direction: :backward)
end

#search_word_backward_partial(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 551

def search_word_backward_partial(ctx, **)
  record_jump(ctx)
  search_current_word(ctx, exact: false, direction: :backward)
end

#search_word_forward(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 536

def search_word_forward(ctx, **)
  record_jump(ctx)
  search_current_word(ctx, exact: true, direction: :forward)
end

#search_word_forward_partial(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 546

def search_word_forward_partial(ctx, **)
  record_jump(ctx)
  search_current_word(ctx, exact: false, direction: :forward)
end

#submit_search(ctx, pattern:, direction:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 1577

def submit_search(ctx, pattern:, direction:)
  text = pattern.to_s
  if text.empty?
    prev = ctx.editor.last_search
    raise RuVim::CommandError, "No previous search" unless prev
    text = prev[:pattern]
  end
  compile_search_regex(text, editor: ctx.editor, window: ctx.window, buffer: ctx.buffer)
  ctx.editor.set_last_search(pattern: text, direction:)
  record_jump(ctx)
  move_to_search(ctx, pattern: text, direction:, count: 1)
end

#substitute_char(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 376

def substitute_char(ctx, count:, bang:, **)
  call(:change_motion, ctx, count:, bang:, kwargs: { motion: "l" })
end

#swapcase_char(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 380

def swapcase_char(ctx, count:, **)
  materialize_intro_buffer_if_needed(ctx)
  count = normalized_count(count)

  y = ctx.window.cursor_y
  x = ctx.window.cursor_x
  processed = false

  ctx.buffer.begin_change_group
  count.times do
    line = ctx.buffer.line_at(y)
    break if x >= line.length

    ch = line[x]
    swapped = ch.swapcase
    if !swapped.empty? && swapped != ch
      ctx.buffer.delete_span(y, x, y, x + 1)
      ctx.buffer.insert_char(y, x, swapped[0])
    end
    processed = true
    x += 1
  end
  ctx.buffer.end_change_group

  ctx.window.cursor_y = y
  ctx.window.cursor_x = processed ? x : ctx.window.cursor_x
  ctx.window.clamp_to_buffer(ctx.buffer)
end

#tab_list(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 323

def tab_list(ctx, **)
  editor = ctx.editor
  items = []
  # For current tab, use live window_order; for others, use saved snapshot
  editor.tabpages.each_with_index do |tab, i|
    is_current = (i == editor.current_tabpage_index)
    current_marker = is_current ? ">" : " "
    items << "#{current_marker}Tab page #{i + 1}"
    win_ids = is_current ? editor.window_order : editor.tabpage_windows(tab)
    win_ids.each do |wid|
      win = editor.windows[wid]
      next unless win
      buf = editor.buffers[win.buffer_id]
      next unless buf
      active = (is_current && wid == editor.current_window_id) ? ">" : " "
      name = buf.display_name
      items << "  #{active} #{name}"
    end
  end
  editor.echo_multiline(items)
end

#tab_new(ctx, argv:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 302

def tab_new(ctx, argv:, **)
  path = argv[0]
  if ctx.buffer.modified? && !ctx.editor.effective_option("hidden", window: ctx.window, buffer: ctx.buffer)
    unless maybe_autowrite_before_switch(ctx)
      ctx.editor.echo_error("Unsaved changes (use :w or :q!)")
      return
    end
  end
  ctx.editor.tabnew(path: path)
end

#tab_next(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 313

def tab_next(ctx, count:, **)
  count = normalized_count(count)
  ctx.editor.tabnext(count)
end

#tab_prev(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 318

def tab_prev(ctx, count:, **)
  count = normalized_count(count)
  ctx.editor.tabprev(count)
end

#visual_delete(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 677

def visual_delete(ctx, **)
  materialize_intro_buffer_if_needed(ctx)
  sel = ctx.editor.visual_selection
  return unless sel

  if sel[:mode] == :linewise
    count = sel[:end_row] - sel[:start_row] + 1
    text = ctx.buffer.line_block_text(sel[:start_row], count)
    ctx.buffer.begin_change_group
    count.times { ctx.buffer.delete_line(sel[:start_row]) }
    ctx.buffer.end_change_group
    store_delete_register(ctx, text:, type: :linewise)
    ctx.window.cursor_y = [sel[:start_row], ctx.buffer.line_count - 1].min
    ctx.window.cursor_x = 0
  elsif sel[:mode] == :blockwise
    text = blockwise_selection_text(ctx.buffer, sel)
    ctx.buffer.begin_change_group
    (sel[:start_row]..sel[:end_row]).each do |row|
      line = ctx.buffer.line_at(row)
      s_col = [sel[:start_col], line.length].min
      e_col = [sel[:end_col], line.length].min
      next if e_col <= s_col

      ctx.buffer.delete_span(row, s_col, row, e_col)
    end
    ctx.buffer.end_change_group
    store_delete_register(ctx, text:, type: :charwise)
    ctx.window.cursor_y = sel[:start_row]
    ctx.window.cursor_x = sel[:start_col]
  else
    text = ctx.buffer.span_text(sel[:start_row], sel[:start_col], sel[:end_row], sel[:end_col])
    ctx.buffer.begin_change_group
    ctx.buffer.delete_span(sel[:start_row], sel[:start_col], sel[:end_row], sel[:end_col])
    ctx.buffer.end_change_group
    store_delete_register(ctx, text:, type: :charwise)
    ctx.window.cursor_y = sel[:start_row]
    ctx.window.cursor_x = sel[:start_col]
  end
  ctx.window.clamp_to_buffer(ctx.buffer)
  ctx.editor.enter_normal_mode
end

#visual_indent(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 748

def visual_indent(ctx, **)
  sel = ctx.editor.visual_selection
  return unless sel

  start_row = sel[:start_row]
  end_row = sel[:end_row]
  reindent_range(ctx, start_row, end_row)
  ctx.editor.enter_normal_mode
end

#visual_select_text_object(ctx, kwargs:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 758

def visual_select_text_object(ctx, kwargs:, **)
  motion = (kwargs[:motion] || kwargs["motion"]).to_s
  span = text_object_span(ctx.buffer, ctx.window, motion)
  return false unless span

  ctx.editor.enter_visual(:visual_char) unless ctx.editor.mode == :visual_char
  v = ctx.editor.visual_state
  v[:anchor_y] = span[:start_row]
  v[:anchor_x] = span[:start_col]
  ctx.window.cursor_y = span[:end_row]
  ctx.window.cursor_x = [span[:end_col] - 1, 0].max
  ctx.window.clamp_to_buffer(ctx.buffer)
  true
end

#visual_yank(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 657

def visual_yank(ctx, **)
  sel = ctx.editor.visual_selection
  return unless sel

  if sel[:mode] == :linewise
    count = sel[:end_row] - sel[:start_row] + 1
    text = ctx.buffer.line_block_text(sel[:start_row], count)
    store_yank_register(ctx, text:, type: :linewise)
  elsif sel[:mode] == :blockwise
    text = blockwise_selection_text(ctx.buffer, sel)
    # Blockwise register/paste semantics are not implemented yet; store text payload.
    store_yank_register(ctx, text:, type: :charwise)
  else
    text = ctx.buffer.span_text(sel[:start_row], sel[:start_col], sel[:end_row], sel[:end_col])
    store_yank_register(ctx, text:, type: :charwise)
  end
  ctx.editor.enter_normal_mode
  ctx.editor.echo("yanked")
end

#window_cursor_line_bottom(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 85

def window_cursor_line_bottom(ctx, count:, **)
  place_cursor_line_in_window(ctx, where: :bottom, count:)
end

#window_cursor_line_center(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 81

def window_cursor_line_center(ctx, count:, **)
  place_cursor_line_in_window(ctx, where: :center, count:)
end

#window_cursor_line_top(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 77

def window_cursor_line_top(ctx, count:, **)
  place_cursor_line_in_window(ctx, where: :top, count:)
end

#window_focus_down(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 262

def window_focus_down(ctx, **)
  ctx.editor.focus_window_direction(:down)
end

#window_focus_left(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 250

def window_focus_left(ctx, **)
  ctx.editor.focus_window_direction(:left)
end

#window_focus_next(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 246

def window_focus_next(ctx, **)
  ctx.editor.focus_next_window
end

#window_focus_or_split_down(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 293

def window_focus_or_split_down(ctx, **)
  ed = ctx.editor
  if ed.has_split_ancestor_on_axis?(:down)
    ed.focus_window_direction(:down)
  else
    ed.split_current_window(layout: :horizontal, place: :after)
  end
end

#window_focus_or_split_left(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 266

def window_focus_or_split_left(ctx, **)
  ed = ctx.editor
  if ed.has_split_ancestor_on_axis?(:left)
    ed.focus_window_direction(:left)
  else
    ed.split_current_window(layout: :vertical, place: :before)
  end
end

#window_focus_or_split_right(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 275

def window_focus_or_split_right(ctx, **)
  ed = ctx.editor
  if ed.has_split_ancestor_on_axis?(:right)
    ed.focus_window_direction(:right)
  else
    ed.split_current_window(layout: :vertical, place: :after)
  end
end

#window_focus_or_split_up(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 284

def window_focus_or_split_up(ctx, **)
  ed = ctx.editor
  if ed.has_split_ancestor_on_axis?(:up)
    ed.focus_window_direction(:up)
  else
    ed.split_current_window(layout: :horizontal, place: :before)
  end
end

#window_focus_right(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 254

def window_focus_right(ctx, **)
  ctx.editor.focus_window_direction(:right)
end

#window_focus_up(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 258

def window_focus_up(ctx, **)
  ctx.editor.focus_window_direction(:up)
end

#window_scroll_down(ctx, kwargs:, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 65

def window_scroll_down(ctx, kwargs:, count:, **)
  scroll_window_vertically(ctx, direction: :down, lines: kwargs[:lines] || kwargs["lines"], view_height: kwargs[:view_height] || kwargs["view_height"], count:)
end

#window_scroll_down_line(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 73

def window_scroll_down_line(ctx, count:, bang:, **)
  call(:window_scroll_down, ctx, count:, bang:, kwargs: { lines: 1, view_height: current_view_height(ctx) + 1 })
end

#window_scroll_up(ctx, kwargs:, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 61

def window_scroll_up(ctx, kwargs:, count:, **)
  scroll_window_vertically(ctx, direction: :up, lines: kwargs[:lines] || kwargs["lines"], view_height: kwargs[:view_height] || kwargs["view_height"], count:)
end

#window_scroll_up_line(ctx, count:, bang:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 69

def window_scroll_up_line(ctx, count:, bang:, **)
  call(:window_scroll_up, ctx, count:, bang:, kwargs: { lines: 1, view_height: current_view_height(ctx) + 1 })
end

#window_split(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 234

def window_split(ctx, **)
  place = ctx.editor.effective_option("splitbelow", window: ctx.window, buffer: ctx.buffer) ? :after : :before
  ctx.editor.split_current_window(layout: :horizontal, place:)
  ctx.editor.echo("split")
end

#window_vsplit(ctx) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 240

def window_vsplit(ctx, **)
  place = ctx.editor.effective_option("splitright", window: ctx.window, buffer: ctx.buffer) ? :after : :before
  ctx.editor.split_current_window(layout: :vertical, place:)
  ctx.editor.echo("vsplit")
end

#yank_line(ctx, count:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 609

def yank_line(ctx, count:, **)
  count = normalized_count(count)
  start = ctx.window.cursor_y
  text = ctx.buffer.line_block_text(start, count)
  store_yank_register(ctx, text:, type: :linewise)
  ctx.editor.echo("#{count} line(s) yanked")
end

#yank_motion(ctx, count:, kwargs:) ⇒ Object 



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# File 'lib/ruvim/global_commands.rb', line 617

def yank_motion(ctx, count:, kwargs:, **)
  motion = (kwargs[:motion] || kwargs["motion"]).to_s
  case motion
  when "w"
    y = ctx.window.cursor_y
    x = ctx.window.cursor_x
    target = advance_word_forward(ctx.buffer, y, x, count, editor: ctx.editor, window: ctx.window)
    target ||= { row: y, col: x }
    text = ctx.buffer.span_text(y, x, target[:row], target[:col])
    store_yank_register(ctx, text:, type: :charwise)
    ctx.editor.echo("yanked")
  when "G"
    yank_lines_to_end(ctx)
  when "gg"
    yank_lines_to_start(ctx)
  when "iw"
    yank_text_object_word(ctx, around: false)
  when "aw"
    yank_text_object_word(ctx, around: true)
  when "y"
    yank_line(ctx, count:)
  else
    if text_object_motion?(motion)
      yank_text_object(ctx, motion)
    else
      ctx.editor.echo("Unsupported motion for y: #{motion}")
    end
  end
end